./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2427204212 <...> = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31893] <... close resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] close(3) = 0 [pid 289] rmdir("./12503" [pid 31893] symlink("/dev/binderfs", "./binderfs" [pid 289] <... rmdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31896 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] mkdir("./12504", 0777./strace-static-x86_64: Process 31895 attached [pid 31893] <... symlink resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 31893] write(1, "executing program\n", 18 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 31893] <... write resumed>) = 18 [pid 290] umount2("./12655", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31897 [pid 290] openat(AT_FDCWD, "./12655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31893] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] umount2("./12655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12655/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12655/binderfs" [pid 31895] set_robust_list(0x5555712b4660, 24 [pid 31893] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12655" [pid 31895] <... set_robust_list resumed>) = 0 [pid 31893] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12656", 0777 [pid 31895] chdir("./12991" [pid 31893] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31895] <... chdir resumed>) = 0 [pid 31893] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31898 ./strace-static-x86_64: Process 31896 attached [pid 31893] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31896] set_robust_list(0x5555712b4660, 24) = 0 [pid 31896] chdir("./12802") = 0 [pid 31896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31896] setpgid(0, 0) = 0 [pid 31896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31893] write(-1, "0x0000000000000001", 18 [pid 31896] <... openat resumed>) = 3 [pid 31893] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31896] write(3, "1000", 4) = 4 [pid 31893] exit_group(0 [pid 31896] close(3) = 0 [pid 31896] symlink("/dev/binderfs", "./binderfs"executing program [pid 31893] <... exit_group resumed>) = ? [pid 31896] <... symlink resumed>) = 0 [pid 31896] write(1, "executing program\n", 18) = 18 [pid 31896] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31896] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31893] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31896] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31896] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31896] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 31897 attached ./strace-static-x86_64: Process 31898 attached [pid 31896] exit_group(0 [pid 31895] <... prctl resumed>) = 0 [pid 31897] set_robust_list(0x5555712b4660, 24) = 0 [pid 31898] set_robust_list(0x5555712b4660, 24 [pid 31897] chdir("./12504" [pid 31895] setpgid(0, 0 [pid 31896] <... exit_group resumed>) = ? [pid 31898] <... set_robust_list resumed>) = 0 [pid 31896] +++ exited with 0 +++ [pid 31895] <... setpgid resumed>) = 0 [pid 31897] <... chdir resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 31895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31897] <... prctl resumed>) = 0 [pid 31897] setpgid(0, 0) = 0 [pid 31897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31895] <... openat resumed>) = 3 [pid 31897] write(3, "1000", 4 [pid 31895] write(3, "1000", 4 [pid 31897] <... write resumed>) = 4 [pid 31897] close(3) = 0 [pid 31897] symlink("/dev/binderfs", "./binderfs" [pid 31895] <... write resumed>) = 4 [pid 31897] <... symlink resumed>) = 0 [pid 31895] close(3 executing program [pid 31898] chdir("./12656" [pid 31897] write(1, "executing program\n", 18) = 18 [pid 31897] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31898] <... chdir resumed>) = 0 [pid 31895] <... close resumed>) = 0 [pid 31897] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31897] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31897] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31895] symlink("/dev/binderfs", "./binderfs" [pid 31897] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31897] exit_group(0) = ? [pid 31898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31897] +++ exited with 0 +++ [pid 31895] <... symlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 31895] write(1, "executing program\n", 18 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] umount2("./12802", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31895] <... write resumed>) = 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 31895] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31895] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 31895] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... restart_syscall resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12504", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31895] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(AT_FDCWD, "./12802/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31895] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31898] <... prctl resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] openat(AT_FDCWD, "./12504", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] unlink("./12802/binderfs" [pid 289] <... openat resumed>) = 3 [pid 31898] setpgid(0, 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 31898] <... setpgid resumed>) = 0 [pid 31898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31895] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... unlink resumed>) = 0 [pid 289] newfstatat(3, "", [pid 31898] <... openat resumed>) = 3 [pid 293] umount2("./13115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, [pid 31898] write(3, "1000", 4 [pid 31895] write(-1, "0x0000000000000001", 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31898] <... write resumed>) = 4 [pid 31895] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] openat(AT_FDCWD, "./13115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31898] close(3 [pid 293] <... openat resumed>) = 3 [pid 291] close(3 [pid 289] getdents64(3, [pid 31898] <... close resumed>) = 0 [pid 31895] exit_group(0 [pid 293] newfstatat(3, "", [pid 291] <... close resumed>) = 0 [pid 31898] symlink("/dev/binderfs", "./binderfs" [pid 31895] <... exit_group resumed>) = ? [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 291] rmdir("./12802" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31898] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 31898] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31898] <... write resumed>) = 18 [pid 293] umount2("./13115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... rmdir resumed>) = 0 [pid 289] umount2("./12504/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31898] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] mkdir("./12803", 0777 [pid 31898] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(AT_FDCWD, "./13115/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31898] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31898] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] unlink("./13115/binderfs" [pid 291] <... mkdir resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12504/binderfs", [pid 31898] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31895] +++ exited with 0 +++ [pid 293] <... unlink resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31898] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] getdents64(3, [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31898] write(-1, "0x0000000000000001", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 31898] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] close(3 [pid 31898] exit_group(0 [pid 293] <... close resumed>) = 0 [pid 289] unlink("./12504/binderfs" [pid 31898] <... exit_group resumed>) = ? [pid 293] rmdir("./13115" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31899 ./strace-static-x86_64: Process 31899 attached [pid 31898] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 293] mkdir("./13116", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] getdents64(3, [pid 31899] set_robust_list(0x5555712b4660, 24 [pid 293] <... mkdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31899] <... set_robust_list resumed>) = 0 [pid 289] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31900 ./strace-static-x86_64: Process 31900 attached [pid 31899] chdir("./12803" [pid 289] <... close resumed>) = 0 [pid 31900] set_robust_list(0x5555712b4660, 24 [pid 31899] <... chdir resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] rmdir("./12504" [pid 292] umount2("./12991", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./12991", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 289] <... rmdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./12991/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] mkdir("./12505", 0777 [pid 292] newfstatat(AT_FDCWD, "./12991/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./12991/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./12991" [pid 31900] <... set_robust_list resumed>) = 0 [pid 31899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... rmdir resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 292] mkdir("./12992", 0777 [pid 31900] chdir("./13116" [pid 31899] <... prctl resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712b4650) = 31901 ./strace-static-x86_64: Process 31901 attached [pid 31901] set_robust_list(0x5555712b4660, 24) = 0 [pid 31901] chdir("./12992" [pid 31899] setpgid(0, 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31902 [pid 31901] <... chdir resumed>) = 0 [pid 31901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31901] setpgid(0, 0) = 0 [pid 31901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31901] write(3, "1000", 4) = 4 [pid 31901] close(3) = 0 [pid 31901] symlink("/dev/binderfs", "./binderfs" [pid 31899] <... setpgid resumed>) = 0 [pid 31900] <... chdir resumed>) = 0 [pid 31901] <... symlink resumed>) = 0 [pid 31901] write(1, "executing program\n", 18executing program ) = 18 [pid 31901] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31901] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31901] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31901] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31901] exit_group(0) = ? [pid 31899] <... openat resumed>) = 3 [pid 31899] write(3, "1000", 4 [pid 31900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31899] <... write resumed>) = 4 [pid 31899] close(3 [pid 31900] <... prctl resumed>) = 0 [pid 31899] <... close resumed>) = 0 [pid 31899] symlink("/dev/binderfs", "./binderfs" [pid 31900] setpgid(0, 0 [pid 31901] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31899] <... symlink resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31902 attached [pid 31900] <... setpgid resumed>) = 0 [pid 31899] write(1, "executing program\n", 18 [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12656", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 290] openat(AT_FDCWD, "./12656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31899] <... write resumed>) = 18 [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31899] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] umount2("./12656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12656/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12656/binderfs") = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12656" [pid 31899] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12657", 0777 [pid 31900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31899] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31899] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31900] <... openat resumed>) = 3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31903 [pid 31899] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31900] write(3, "1000", 4./strace-static-x86_64: Process 31903 attached [pid 31899] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31902] set_robust_list(0x5555712b4660, 24) = 0 [pid 31899] write(-1, "0x0000000000000001", 18 [pid 31900] <... write resumed>) = 4 [pid 31899] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31902] chdir("./12505") = 0 [pid 31902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31902] setpgid(0, 0) = 0 [pid 31902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31899] exit_group(0 [pid 31902] <... openat resumed>) = 3 [pid 31902] write(3, "1000", 4) = 4 [pid 31902] close(3) = 0 [pid 31902] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31903] set_robust_list(0x5555712b4660, 24 [pid 31900] close(3 executing program [pid 31899] <... exit_group resumed>) = ? [pid 31902] write(1, "executing program\n", 18) = 18 [pid 31902] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31902] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31902] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31902] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31902] exit_group(0 [pid 31899] +++ exited with 0 +++ [pid 31902] <... exit_group resumed>) = ? [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 31900] <... close resumed>) = 0 [pid 31903] <... set_robust_list resumed>) = 0 [pid 31900] symlink("/dev/binderfs", "./binderfs" [pid 292] <... restart_syscall resumed>) = 0 [pid 292] umount2("./12992", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./12992", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 31900] <... symlink resumed>) = 0 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./12992/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./12992/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./12992/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./12992"executing program [pid 31900] write(1, "executing program\n", 18 [pid 292] <... rmdir resumed>) = 0 [pid 31903] chdir("./12657" [pid 292] mkdir("./12993", 0777 [pid 31903] <... chdir resumed>) = 0 [pid 31900] <... write resumed>) = 18 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31900] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31904 ./strace-static-x86_64: Process 31904 attached [pid 31903] <... prctl resumed>) = 0 [pid 31900] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31902] +++ exited with 0 +++ [pid 31904] set_robust_list(0x5555712b4660, 24 [pid 31903] setpgid(0, 0 [pid 31900] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31900] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31904] <... set_robust_list resumed>) = 0 [pid 31903] <... setpgid resumed>) = 0 [pid 31900] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31900] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31900] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31900] exit_group(0) = ? [pid 31900] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31903] <... openat resumed>) = 3 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31903] write(3, "1000", 4) = 4 [pid 31904] chdir("./12993" [pid 31903] close(3) = 0 [pid 31904] <... chdir resumed>) = 0 [pid 31904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31903] symlink("/dev/binderfs", "./binderfs" [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12803", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] newfstatat(AT_FDCWD, "./13116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... openat resumed>) = 3 [pid 293] unlink("./13116/binderfs") = 0 [pid 291] newfstatat(3, "", [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] close(3) = 0 [pid 291] getdents64(3, [pid 293] rmdir("./13116" [pid 31903] <... symlink resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] mkdir("./13117", 0777executing program [pid 31904] <... prctl resumed>) = 0 [pid 31903] write(1, "executing program\n", 18 [pid 293] <... mkdir resumed>) = 0 [pid 291] umount2("./12803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31903] <... write resumed>) = 18 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31904] setpgid(0, 0 [pid 31903] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31905 [pid 31903] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(AT_FDCWD, "./12803/binderfs", [pid 31904] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 31905 attached [pid 31903] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31903] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31903] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] unlink("./12803/binderfs") = 0 [pid 31903] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31903] write(-1, "0x0000000000000001", 18 [pid 291] close(3 [pid 31904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31903] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... close resumed>) = 0 [pid 31905] set_robust_list(0x5555712b4660, 24 [pid 291] rmdir("./12803" [pid 31903] exit_group(0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 31903] <... exit_group resumed>) = ? [pid 31903] +++ exited with 0 +++ [pid 289] umount2("./12505", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] mkdir("./12804", 0777 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] openat(AT_FDCWD, "./12505", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... mkdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(3, "", [pid 31904] <... openat resumed>) = 3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31906 ./strace-static-x86_64: Process 31906 attached [pid 31906] set_robust_list(0x5555712b4660, 24) = 0 [pid 31906] chdir("./12804") = 0 [pid 31906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31906] setpgid(0, 0) = 0 [pid 31906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] umount2("./12505/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31904] write(3, "1000", 4 [pid 31905] <... set_robust_list resumed>) = 0 [pid 31906] <... openat resumed>) = 3 [pid 31906] write(3, "1000", 4) = 4 [pid 31906] close(3) = 0 [pid 31906] symlink("/dev/binderfs", "./binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31904] <... write resumed>) = 4 [pid 31906] <... symlink resumed>) = 0 [pid 31904] close(3executing program [pid 289] newfstatat(AT_FDCWD, "./12505/binderfs", [pid 31906] write(1, "executing program\n", 18) = 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31904] <... close resumed>) = 0 [pid 289] unlink("./12505/binderfs" [pid 31906] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31904] symlink("/dev/binderfs", "./binderfs" [pid 289] <... unlink resumed>) = 0 [pid 31906] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 31906] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... restart_syscall resumed>) = 0 [pid 31906] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31906] write(-1, "0x0000000000000001", 18 [pid 289] close(3 [pid 290] umount2("./12657", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31906] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... close resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31904] <... symlink resumed>) = 0 [pid 289] rmdir("./12505"executing program [pid 31904] write(1, "executing program\n", 18 [pid 290] <... openat resumed>) = 3 [pid 31906] exit_group(0) = ? [pid 31906] +++ exited with 0 +++ [pid 31905] chdir("./13117" [pid 31904] <... write resumed>) = 18 [pid 290] newfstatat(3, "", [pid 289] <... rmdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] mkdir("./12506", 0777 [pid 31904] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] getdents64(3, [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31904] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] umount2("./12657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12657/binderfs", [pid 31904] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12657/binderfs" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31907 ./strace-static-x86_64: Process 31907 attached [pid 290] <... unlink resumed>) = 0 [pid 31904] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31904] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] close(3 [pid 31907] set_robust_list(0x5555712b4660, 24 [pid 290] <... close resumed>) = 0 [pid 31904] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] rmdir("./12657" [pid 31907] <... set_robust_list resumed>) = 0 [pid 31907] chdir("./12506") = 0 [pid 31907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31907] setpgid(0, 0) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 31904] write(-1, "0x0000000000000001", 18 executing program [pid 290] mkdir("./12658", 0777 [pid 31907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31907] write(3, "1000", 4 [pid 31904] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 31907] <... write resumed>) = 4 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31907] close(3 [pid 31904] exit_group(0 [pid 31907] <... close resumed>) = 0 [pid 31907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31907] write(1, "executing program\n", 18) = 18 [pid 31907] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31904] <... exit_group resumed>) = ? [pid 31907] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31907] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31908 [pid 31907] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31907] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31907] exit_group(0) = ? [pid 31904] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31905] <... chdir resumed>) = 0 [pid 292] umount2("./12993", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./12993", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 31905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./12993/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./12993/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./12993/binderfs" [pid 31905] <... prctl resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./12993" [pid 31905] setpgid(0, 0 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./12994", 0777 [pid 31905] <... setpgid resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31909 [pid 291] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 31909 attached [pid 31907] +++ exited with 0 +++ [pid 31905] <... openat resumed>) = 3 [pid 291] umount2("./12804", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] openat(AT_FDCWD, "./12804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31908 attached [pid 291] <... openat resumed>) = 3 [pid 31908] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] newfstatat(3, "", [pid 31908] chdir("./12658" [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31908] <... chdir resumed>) = 0 [pid 291] getdents64(3, [pid 31908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31908] setpgid(0, 0) = 0 [pid 31908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] umount2("./12804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31908] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31908] write(3, "1000", 4 [pid 291] newfstatat(AT_FDCWD, "./12804/binderfs", [pid 31908] <... write resumed>) = 4 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31908] close(3) = 0 [pid 291] unlink("./12804/binderfs" [pid 31908] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... unlink resumed>) = 0 [pid 31908] write(1, "executing program\n", 18 executing program [pid 291] getdents64(3, [pid 31908] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31908] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] close(3 [pid 31905] write(3, "1000", 4 [pid 291] <... close resumed>) = 0 [pid 31908] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31905] <... write resumed>) = 4 [pid 291] rmdir("./12804" [pid 31908] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31908] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] <... rmdir resumed>) = 0 [pid 31905] close(3 [pid 291] mkdir("./12805", 0777 [pid 31908] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31908] exit_group(0) = ? [pid 291] <... mkdir resumed>) = 0 [pid 31905] <... close resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31909] set_robust_list(0x5555712b4660, 24 [pid 31908] +++ exited with 0 +++ [pid 31905] symlink("/dev/binderfs", "./binderfs" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31910 [pid 289] <... restart_syscall resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31910 attached [pid 289] umount2("./12506", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 31905] <... symlink resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12506", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31910] set_robust_list(0x5555712b4660, 24 executing program [pid 31905] write(1, "executing program\n", 18 [pid 289] <... openat resumed>) = 3 [pid 31910] <... set_robust_list resumed>) = 0 [pid 289] newfstatat(3, "", [pid 31905] <... write resumed>) = 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31905] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] getdents64(3, [pid 31910] chdir("./12805" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31905] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12506/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31910] <... chdir resumed>) = 0 [pid 31905] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] newfstatat(AT_FDCWD, "./12506/binderfs", [pid 31905] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31905] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] unlink("./12506/binderfs" [pid 31910] <... prctl resumed>) = 0 [pid 31910] setpgid(0, 0) = 0 [pid 289] <... unlink resumed>) = 0 [pid 31905] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31905] write(-1, "0x0000000000000001", 18 [pid 289] close(3 [pid 31910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... close resumed>) = 0 [pid 31905] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 289] rmdir("./12506" [pid 31910] <... openat resumed>) = 3 [pid 31910] write(3, "1000", 4) = 4 [pid 31910] close(3) = 0 [pid 31910] symlink("/dev/binderfs", "./binderfs" [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12507", 0777 [pid 31910] <... symlink resumed>) = 0 [pid 31910] write(1, "executing program\n", 18) = 18 [pid 289] <... mkdir resumed>) = 0 [pid 290] umount2("./12658", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31905] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31910] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31910] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31910] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31905] <... exit_group resumed>) = ? [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31911 [pid 290] <... openat resumed>) = 3 [pid 31910] write(-1, "0x0000000000000001", 18 [pid 290] newfstatat(3, "", [pid 31910] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31910] exit_group(0 [pid 290] getdents64(3, [pid 31910] <... exit_group resumed>) = ? [pid 31910] +++ exited with 0 +++ [pid 31909] <... set_robust_list resumed>) = 0 [pid 31905] +++ exited with 0 +++ [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] umount2("./12658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12658/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12658/binderfs"./strace-static-x86_64: Process 31911 attached [pid 31911] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 31911] chdir("./12507" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 31911] <... chdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 31911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] rmdir("./12658" [pid 31911] setpgid(0, 0) = 0 [pid 31911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12659", 0777 [pid 31911] <... openat resumed>) = 3 [pid 31911] write(3, "1000", 4) = 4 [pid 31911] close(3) = 0 [pid 31911] symlink("/dev/binderfs", "./binderfs" executing program [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31911] <... symlink resumed>) = 0 [pid 31911] write(1, "executing program\n", 18) = 18 [pid 31911] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31912 [pid 31911] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31911] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31911] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31911] write(-1, "0x0000000000000001", 18 [pid 31909] chdir("./12994" [pid 31911] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31911] exit_group(0 [pid 31909] <... chdir resumed>) = 0 [pid 31911] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 31912 attached [pid 31912] set_robust_list(0x5555712b4660, 24) = 0 [pid 31912] chdir("./12659") = 0 [pid 31912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31912] <... prctl resumed>) = 0 [pid 31912] setpgid(0, 0) = 0 [pid 31912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31911] +++ exited with 0 +++ [pid 31909] <... prctl resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31909] setpgid(0, 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31909] <... setpgid resumed>) = 0 [pid 31912] <... openat resumed>) = 3 [pid 31912] write(3, "1000", 4) = 4 [pid 31912] close(3) = 0 [pid 31912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31912] write(1, "executing program\n", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 31909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] umount2("./13117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12805", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31909] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31909] write(3, "1000", 4 [pid 293] openat(AT_FDCWD, "./13117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 31909] <... write resumed>) = 4 [pid 291] newfstatat(3, "", [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31909] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31909] <... close resumed>) = 0 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31909] symlink("/dev/binderfs", "./binderfs" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13117/binderfs", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31909] <... symlink resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(AT_FDCWD, "./12805/binderfs", [pid 293] unlink("./13117/binderfs" [pid 31909] write(1, "executing program\n", 18 [pid 293] <... unlink resumed>) = 0 executing program [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31909] <... write resumed>) = 18 [pid 293] getdents64(3, [pid 291] unlink("./12805/binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13117" [pid 31909] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... rmdir resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] mkdir("./13118", 0777 [pid 31909] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 291] getdents64(3, [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31909] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31913 [pid 291] close(3 [pid 31909] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... close resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 31909] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] rmdir("./12805"executing program [pid 31912] <... write resumed>) = 18 [pid 31909] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12806", 0777 [pid 289] umount2("./12507", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31909] write(-1, "0x0000000000000001", 18 [pid 31912] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31912] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31912] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] <... mkdir resumed>) = 0 [pid 31909] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31912] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31912] exit_group(0 [pid 289] openat(AT_FDCWD, "./12507", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31909] exit_group(0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31914 [pid 31909] <... exit_group resumed>) = ? [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 31912] <... exit_group resumed>) = ? [pid 31912] +++ exited with 0 +++ [pid 31909] +++ exited with 0 +++ [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] getdents64(3, [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31914 attached [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12507/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31914] set_robust_list(0x5555712b4660, 24 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31914] <... set_robust_list resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12507/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12507/binderfs" [pid 31914] chdir("./12806") = 0 [pid 31914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 31914] setpgid(0, 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 31914] <... setpgid resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] rmdir("./12507" [pid 31914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... rmdir resumed>) = 0 executing program [pid 31914] write(3, "1000", 4 [pid 289] mkdir("./12508", 0777 [pid 290] umount2("./12659", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31914] <... write resumed>) = 4 [pid 31914] close(3) = 0 [pid 31914] symlink("/dev/binderfs", "./binderfs" [pid 289] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] openat(AT_FDCWD, "./12659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31914] <... symlink resumed>) = 0 [pid 31914] write(1, "executing program\n", 18) = 18 [pid 31914] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31914] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31914] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31914] write(-1, "0x0000000000000001", 18 [pid 290] <... openat resumed>) = 3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31915 [pid 290] newfstatat(3, "", [pid 31914] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 31914] exit_group(0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31914] <... exit_group resumed>) = ? [pid 290] umount2("./12659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12659/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12659/binderfs") = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12659" [pid 31914] +++ exited with 0 +++ ./strace-static-x86_64: Process 31915 attached [pid 31915] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12660", 0777 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31915] chdir("./12508") = 0 [pid 31915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31915] setpgid(0, 0) = 0 [pid 31915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31915] write(3, "1000", 4) = 4 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31916 [pid 31915] close(3) = 0 [pid 31915] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 31913 attached executing program ) = 0 [pid 31915] write(1, "executing program\n", 18) = 18 [pid 31915] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31915] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31915] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31915] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31915] exit_group(0) = ? [pid 31913] set_robust_list(0x5555712b4660, 24) = 0 [pid 31913] chdir("./13118" [pid 31915] +++ exited with 0 +++ [pid 31913] <... chdir resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31913] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 31916 attached [pid 31913] setpgid(0, 0 [pid 31916] set_robust_list(0x5555712b4660, 24) = 0 [pid 31916] chdir("./12660") = 0 [pid 31916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31916] setpgid(0, 0) = 0 [pid 31913] <... setpgid resumed>) = 0 [pid 31916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31916] <... openat resumed>) = 3 [pid 31916] write(3, "1000", 4) = 4 [pid 31916] close(3) = 0 [pid 31916] symlink("/dev/binderfs", "./binderfs" [pid 292] <... restart_syscall resumed>) = 0 [pid 31913] <... openat resumed>) = 3 [pid 292] umount2("./12994", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./12994", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 31913] write(3, "1000", 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... restart_syscall resumed>) = 0 [pid 292] umount2("./12994/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31913] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./12994/binderfs", [pid 31913] close(3 [pid 291] umount2("./12806", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31913] <... close resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] unlink("./12994/binderfs" [pid 31913] symlink("/dev/binderfs", "./binderfs" [pid 291] <... openat resumed>) = 3 [pid 292] <... unlink resumed>) = 0 executing program [pid 291] newfstatat(3, "", [pid 31913] <... symlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 31913] write(1, "executing program\n", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31913] <... write resumed>) = 18 [pid 291] umount2("./12806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] close(3) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31913] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] newfstatat(AT_FDCWD, "./12806/binderfs", [pid 292] rmdir("./12994" [pid 31913] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31913] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... rmdir resumed>) = 0 [pid 291] unlink("./12806/binderfs" [pid 292] mkdir("./12995", 0777 [pid 31913] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 31913] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] getdents64(3, [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31913] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] close(3 [pid 31913] write(-1, "0x0000000000000001", 18 [pid 291] <... close resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31917 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] rmdir("./12806"executing program [pid 31913] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31916] <... symlink resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 31916] write(1, "executing program\n", 18 [pid 291] mkdir("./12807", 0777 [pid 289] umount2("./12508", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31916] <... write resumed>) = 18 [pid 31916] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31916] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... mkdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] openat(AT_FDCWD, "./12508", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31916] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31916] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31916] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31916] exit_group(0) = ? [pid 31913] exit_group(0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31918 [pid 289] <... openat resumed>) = 3 [pid 31913] <... exit_group resumed>) = ? [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12508/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12508/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12508/binderfs"./strace-static-x86_64: Process 31917 attached ) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 31913] +++ exited with 0 +++ [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12508" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31916] +++ exited with 0 +++ [pid 31917] set_robust_list(0x5555712b4660, 24 [pid 289] <... rmdir resumed>) = 0 [pid 31917] <... set_robust_list resumed>) = 0 [pid 289] mkdir("./12509", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31917] chdir("./12995") = 0 [pid 31917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31917] setpgid(0, 0) = 0 [pid 31917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31917] write(3, "1000", 4) = 4 [pid 31917] close(3) = 0 [pid 31917] symlink("/dev/binderfs", "./binderfs" executing program [pid 289] <... mkdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31917] <... symlink resumed>) = 0 [pid 31917] write(1, "executing program\n", 18) = 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31919 [pid 293] umount2("./13118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, ./strace-static-x86_64: Process 31918 attached 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31918] set_robust_list(0x5555712b4660, 24 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31918] <... set_robust_list resumed>) = 0 [pid 293] unlink("./13118/binderfs") = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13118" [pid 31918] chdir("./12807" [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13119", 0777 [pid 31918] <... chdir resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31920 [pid 31918] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 31920 attached [pid 31917] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31917] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31918] setpgid(0, 0 [pid 31917] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31917] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31917] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31918] <... setpgid resumed>) = 0 [pid 31917] exit_group(0) = ? [pid 31918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31920] set_robust_list(0x5555712b4660, 24 [pid 31917] +++ exited with 0 +++ [pid 31918] <... openat resumed>) = 3 ./strace-static-x86_64: Process 31919 attached [pid 31920] <... set_robust_list resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 31918] write(3, "1000", 4 [pid 292] <... restart_syscall resumed>) = 0 [pid 31918] <... write resumed>) = 4 [pid 31920] chdir("./13119" [pid 31919] set_robust_list(0x5555712b4660, 24 [pid 31918] close(3 [pid 292] umount2("./12995", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 31918] <... close resumed>) = 0 [pid 292] openat(AT_FDCWD, "./12995", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./12995/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31918] symlink("/dev/binderfs", "./binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./12995/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./12995/binderfs") = 0 [pid 292] getdents64(3, [pid 31918] <... symlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3executing program [pid 31918] write(1, "executing program\n", 18 [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./12995" [pid 31920] <... chdir resumed>) = 0 [pid 31919] <... set_robust_list resumed>) = 0 [pid 31918] <... write resumed>) = 18 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./12996", 0777 [pid 31920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31919] chdir("./12509" [pid 31918] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... restart_syscall resumed>) = 0 [pid 31920] <... prctl resumed>) = 0 [pid 31919] <... chdir resumed>) = 0 [pid 31918] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31921 [pid 31920] setpgid(0, 0 [pid 31918] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31920] <... setpgid resumed>) = 0 [pid 31918] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12660", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31918] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31918] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31918] write(-1, "0x0000000000000001", 18 [pid 31920] <... openat resumed>) = 3 [pid 31918] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... openat resumed>) = 3 [pid 31920] write(3, "1000", 4 [pid 31919] <... prctl resumed>) = 0 [pid 31918] exit_group(0 [pid 290] newfstatat(3, "", ./strace-static-x86_64: Process 31921 attached [pid 31918] <... exit_group resumed>) = ? [pid 31920] <... write resumed>) = 4 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31918] +++ exited with 0 +++ [pid 290] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31920] close(3 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31920] <... close resumed>) = 0 [pid 31920] symlink("/dev/binderfs", "./binderfs" [pid 290] umount2("./12660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31919] setpgid(0, 0 [pid 31920] <... symlink resumed>) = 0 [pid 31920] write(1, "executing program\n", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 31920] <... write resumed>) = 18 [pid 290] newfstatat(AT_FDCWD, "./12660/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31920] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31919] <... setpgid resumed>) = 0 [pid 31920] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] unlink("./12660/binderfs" [pid 31919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31920] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... unlink resumed>) = 0 [pid 31920] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 31920] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31919] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31920] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31921] set_robust_list(0x5555712b4660, 24 [pid 31919] write(3, "1000", 4 [pid 290] close(3 [pid 31920] write(-1, "0x0000000000000001", 18 [pid 290] <... close resumed>) = 0 [pid 31921] <... set_robust_list resumed>) = 0 [pid 31919] <... write resumed>) = 4 [pid 31920] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] rmdir("./12660" [pid 31920] exit_group(0 [pid 31919] close(3 [pid 290] <... rmdir resumed>) = 0 [pid 31920] <... exit_group resumed>) = ? [pid 290] mkdir("./12661", 0777 [pid 31921] chdir("./12996" [pid 31920] +++ exited with 0 +++ [pid 31919] <... close resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31921] <... chdir resumed>) = 0 [pid 31919] symlink("/dev/binderfs", "./binderfs" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 31922 attached [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31922 [pid 31921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31919] <... symlink resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31922] set_robust_list(0x5555712b4660, 24) = 0 [pid 31921] <... prctl resumed>) = 0 [pid 31919] write(1, "executing program\n", 18executing program [pid 31921] setpgid(0, 0 [pid 31919] <... write resumed>) = 18 [pid 31922] chdir("./12661" [pid 31921] <... setpgid resumed>) = 0 [pid 31919] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31922] <... chdir resumed>) = 0 [pid 31919] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... restart_syscall resumed>) = 0 [pid 31919] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31919] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] umount2("./12807", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31919] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31919] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] openat(AT_FDCWD, "./12807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31921] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 31919] exit_group(0 [pid 291] newfstatat(3, "", [pid 31922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31921] write(3, "1000", 4 [pid 31919] <... exit_group resumed>) = ? [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 31919] +++ exited with 0 +++ [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31922] <... prctl resumed>) = 0 [pid 31921] <... write resumed>) = 4 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31921] close(3 [pid 291] newfstatat(AT_FDCWD, "./12807/binderfs", [pid 289] <... restart_syscall resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12807/binderfs" [pid 31921] <... close resumed>) = 0 [pid 289] umount2("./12509", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... unlink resumed>) = 0 executing program [pid 31921] symlink("/dev/binderfs", "./binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 289] openat(AT_FDCWD, "./12509", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31921] <... symlink resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] newfstatat(3, "", [pid 31921] write(1, "executing program\n", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31921] <... write resumed>) = 18 [pid 291] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 293] umount2("./13119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] rmdir("./12807" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... rmdir resumed>) = 0 [pid 289] umount2("./12509/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... openat resumed>) = 3 [pid 291] mkdir("./12808", 0777 [pid 31921] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] newfstatat(3, "", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(AT_FDCWD, "./12509/binderfs", [pid 293] getdents64(3, [pid 291] <... mkdir resumed>) = 0 [pid 31921] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31922] setpgid(0, 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] umount2("./13119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] unlink("./12509/binderfs" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 31923 attached [pid 31923] set_robust_list(0x5555712b4660, 24 [pid 289] <... unlink resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13119/binderfs", [pid 31921] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31923 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] getdents64(3, [pid 31923] <... set_robust_list resumed>) = 0 [pid 293] unlink("./13119/binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31921] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31923] chdir("./12808" [pid 293] <... unlink resumed>) = 0 [pid 289] close(3 [pid 31921] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 289] <... close resumed>) = 0 [pid 31921] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] rmdir("./12509" [pid 293] close(3 [pid 31923] <... chdir resumed>) = 0 [pid 31921] write(-1, "0x0000000000000001", 18 [pid 293] <... close resumed>) = 0 [pid 31923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31922] <... setpgid resumed>) = 0 [pid 31921] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] rmdir("./13119" [pid 289] <... rmdir resumed>) = 0 [pid 31923] <... prctl resumed>) = 0 [pid 31923] setpgid(0, 0) = 0 [pid 31923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... rmdir resumed>) = 0 [pid 289] mkdir("./12510", 0777 [pid 31923] <... openat resumed>) = 3 [pid 31921] exit_group(0 [pid 293] mkdir("./13120", 0777 [pid 31923] write(3, "1000", 4) = 4 [pid 31923] close(3) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 31923] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31921] <... exit_group resumed>) = ? executing program [pid 31923] write(1, "executing program\n", 18) = 18 [pid 31923] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31923] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31923] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31923] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31923] exit_group(0) = ? [pid 31923] +++ exited with 0 +++ [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31924 ./strace-static-x86_64: Process 31924 attached [pid 31924] set_robust_list(0x5555712b4660, 24) = 0 [pid 31921] +++ exited with 0 +++ [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31925 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 31924] chdir("./12510" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31924] <... chdir resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 31924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31924] setpgid(0, 0) = 0 [pid 31924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 31925 attached [pid 31925] set_robust_list(0x5555712b4660, 24) = 0 [pid 31925] chdir("./13120" [pid 31922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31924] <... openat resumed>) = 3 [pid 31925] <... chdir resumed>) = 0 [pid 31925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31924] write(3, "1000", 4 [pid 31925] <... prctl resumed>) = 0 [pid 31924] <... write resumed>) = 4 [pid 31925] setpgid(0, 0 [pid 31924] close(3) = 0 [pid 31925] <... setpgid resumed>) = 0 [pid 31924] symlink("/dev/binderfs", "./binderfs" [pid 31925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31922] <... openat resumed>) = 3 [pid 31925] <... openat resumed>) = 3 [pid 31925] write(3, "1000", 4 [pid 31924] <... symlink resumed>) = 0 [pid 31925] <... write resumed>) = 4 [pid 31925] close(3) = 0 [pid 31925] symlink("/dev/binderfs", "./binderfs" [pid 31924] write(1, "executing program\n", 18 [pid 31922] write(3, "1000", 4 [pid 31925] <... symlink resumed>) = 0 executing program [pid 31922] <... write resumed>) = 4 [pid 31922] close(3) = 0 [pid 31925] write(1, "executing program\n", 18executing program [pid 31924] <... write resumed>) = 18 [pid 31922] symlink("/dev/binderfs", "./binderfs" [pid 31925] <... write resumed>) = 18 [pid 31924] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31922] <... symlink resumed>) = 0 [pid 31925] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31924] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31922] write(1, "executing program\n", 18 [pid 31925] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31925] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program ) = -1 ENOENT (No such file or directory) [pid 31925] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31925] write(-1, "0x0000000000000001", 18 [pid 31922] <... write resumed>) = 18 [pid 31925] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31925] exit_group(0) = ? [pid 31924] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31922] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31925] +++ exited with 0 +++ [pid 31924] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31922] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31924] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31924] write(-1, "0x0000000000000001", 18 [pid 31922] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31924] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31922] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31924] exit_group(0 [pid 31922] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31922] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31922] exit_group(0 [pid 31924] <... exit_group resumed>) = ? [pid 31922] <... exit_group resumed>) = ? [pid 292] <... restart_syscall resumed>) = 0 [pid 292] umount2("./12996", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./12996", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31924] +++ exited with 0 +++ [pid 292] umount2("./12996/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./12996/binderfs", [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] unlink("./12996/binderfs" [pid 31922] +++ exited with 0 +++ [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] rmdir("./12996" [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./12997", 0777) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12808", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 31926 attached [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31926 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... restart_syscall resumed>) = 0 [pid 31926] set_robust_list(0x5555712b4660, 24 [pid 291] openat(AT_FDCWD, "./12808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31926] <... set_robust_list resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 293] umount2("./13120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31926] chdir("./12997" [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] umount2("./12510", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 31926] <... chdir resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] <... openat resumed>) = 3 [pid 291] newfstatat(AT_FDCWD, "./12808/binderfs", [pid 289] openat(AT_FDCWD, "./12510", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31926] <... prctl resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] unlink("./12808/binderfs" [pid 289] <... openat resumed>) = 3 [pid 31926] setpgid(0, 0 [pid 293] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 289] newfstatat(3, "", [pid 31926] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 293] umount2("./13120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] close(3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 293] newfstatat(AT_FDCWD, "./13120/binderfs", [pid 291] rmdir("./12808" [pid 31926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] unlink("./13120/binderfs" [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12809", 0777 [pid 289] umount2("./12510/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31926] <... openat resumed>) = 3 [pid 293] <... unlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31926] write(3, "1000", 4 [pid 293] getdents64(3, [pid 289] newfstatat(AT_FDCWD, "./12510/binderfs", [pid 31926] <... write resumed>) = 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31926] close(3 [pid 293] close(3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] unlink("./12510/binderfs" [pid 31926] <... close resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 31926] symlink("/dev/binderfs", "./binderfs" [pid 293] rmdir("./13120" [pid 289] getdents64(3, ./strace-static-x86_64: Process 31927 attached [pid 293] <... rmdir resumed>) = 0 [pid 31927] set_robust_list(0x5555712b4660, 24 [pid 31926] <... symlink resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31927 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31927] <... set_robust_list resumed>) = 0 [pid 293] mkdir("./13121", 0777 [pid 289] close(3 [pid 31927] chdir("./12809") = 0 [pid 31927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 31927] setpgid(0, 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... close resumed>) = 0 [pid 31927] <... setpgid resumed>) = 0 [pid 289] rmdir("./12510" [pid 31927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31927] write(3, "1000", 4) = 4 [pid 31927] close(3) = 0 [pid 31927] symlink("/dev/binderfs", "./binderfs" [pid 289] <... rmdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31928 [pid 31927] <... symlink resumed>) = 0 [pid 289] mkdir("./12511", 0777 [pid 31926] write(1, "executing program\n", 18executing program [pid 31927] write(1, "executing program\n", 18) = 18 [pid 31927] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31927] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31927] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31927] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31927] exit_group(0) = ? [pid 31927] +++ exited with 0 +++ [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31928 attached [pid 31928] set_robust_list(0x5555712b4660, 24) = 0 [pid 31928] chdir("./13121" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31928] <... chdir resumed>) = 0 [pid 31928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31928] setpgid(0, 0) = 0 [pid 31928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] umount2("./12661", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31928] <... openat resumed>) = 3 [pid 31928] write(3, "1000", 4) = 4 [pid 31928] close(3) = 0 [pid 31928] symlink("/dev/binderfs", "./binderfs" executing program [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31928] <... symlink resumed>) = 0 [pid 31926] <... write resumed>) = 18 [pid 290] openat(AT_FDCWD, "./12661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31929 executing program [pid 31928] write(1, "executing program\n", 18) = 18 [pid 31928] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 31928] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31928] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31928] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 31928] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31928] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31928] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31928] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12661/binderfs", [pid 31928] <... exit_group resumed>) = ? [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 31929 attached [pid 31926] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] unlink("./12661/binderfs" [pid 31929] set_robust_list(0x5555712b4660, 24 [pid 31928] +++ exited with 0 +++ [pid 31926] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31929] <... set_robust_list resumed>) = 0 [pid 31926] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... unlink resumed>) = 0 [pid 31929] chdir("./12511" [pid 31926] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 31929] <... chdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31929] setpgid(0, 0) = 0 [pid 31929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31926] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31929] <... openat resumed>) = 3 [pid 31926] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] close(3 [pid 31929] write(3, "1000", 4 [pid 290] <... close resumed>) = 0 [pid 31929] <... write resumed>) = 4 [pid 31926] write(-1, "0x0000000000000001", 18 [pid 290] rmdir("./12661" [pid 31929] close(3) = 0 [pid 31929] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 31926] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... rmdir resumed>) = 0 [pid 31929] write(1, "executing program\n", 18 [pid 290] mkdir("./12662", 0777 [pid 31929] <... write resumed>) = 18 [pid 31926] exit_group(0 [pid 31929] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31929] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31926] <... exit_group resumed>) = ? [pid 290] <... mkdir resumed>) = 0 [pid 31929] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31929] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31929] write(-1, "0x0000000000000001", 18 [pid 291] <... restart_syscall resumed>) = 0 [pid 31929] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31929] exit_group(0) = ? [pid 31929] +++ exited with 0 +++ [pid 31926] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31930 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] umount2("./12809", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 31930 attached ) = -1 EINVAL (Invalid argument) [pid 31930] set_robust_list(0x5555712b4660, 24 [pid 291] openat(AT_FDCWD, "./12809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 31930] <... set_robust_list resumed>) = 0 [pid 291] newfstatat(3, "", [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./13121", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12809/binderfs", [pid 293] newfstatat(AT_FDCWD, "./13121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13121/binderfs" [pid 291] unlink("./12809/binderfs" [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] rmdir("./13121") = 0 [pid 291] getdents64(3, [pid 293] mkdir("./13122", 0777) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] close(3./strace-static-x86_64: Process 31931 attached [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 31930] chdir("./12662" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31931 [pid 31931] set_robust_list(0x5555712b4660, 24 [pid 291] rmdir("./12809" [pid 289] umount2("./12511", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31930] <... chdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] openat(AT_FDCWD, "./12511", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31930] <... prctl resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 31930] setpgid(0, 0 [pid 292] umount2("./12997", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... rmdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 31931] <... set_robust_list resumed>) = 0 [pid 31930] <... setpgid resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] mkdir("./12810", 0777 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31931] chdir("./13122" [pid 31930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] openat(AT_FDCWD, "./12997", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 31931] <... chdir resumed>) = 0 [pid 31930] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 291] <... mkdir resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31930] write(3, "1000", 4 [pid 292] newfstatat(3, "", [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12511/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31931] <... prctl resumed>) = 0 [pid 31930] <... write resumed>) = 4 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31931] setpgid(0, 0 [pid 31930] close(3 [pid 292] getdents64(3, [pid 289] newfstatat(AT_FDCWD, "./12511/binderfs", [pid 31931] <... setpgid resumed>) = 0 [pid 31930] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 31932 attached [pid 31931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31930] symlink("/dev/binderfs", "./binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31932 [pid 289] unlink("./12511/binderfs" [pid 31932] set_robust_list(0x5555712b4660, 24 [pid 31931] <... openat resumed>) = 3 [pid 31930] <... symlink resumed>) = 0 [pid 292] umount2("./12997/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... unlink resumed>) = 0 [pid 31931] write(3, "1000", 4 [pid 31930] write(1, "executing program\n", 18 [pid 289] getdents64(3, executing program [pid 31931] <... write resumed>) = 4 [pid 31930] <... write resumed>) = 18 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31932] <... set_robust_list resumed>) = 0 [pid 31931] close(3 [pid 31930] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] close(3 [pid 31931] <... close resumed>) = 0 [pid 31930] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... close resumed>) = 0 [pid 31931] symlink("/dev/binderfs", "./binderfs" [pid 31930] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] rmdir("./12511" [pid 31932] chdir("./12810" [pid 31931] <... symlink resumed>) = 0 [pid 31930] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(AT_FDCWD, "./12997/binderfs", [pid 289] <... rmdir resumed>) = 0 [pid 31931] write(1, "executing program\n", 18 [pid 31930] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] mkdir("./12512", 0777executing program [pid 31932] <... chdir resumed>) = 0 [pid 31931] <... write resumed>) = 18 [pid 31930] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./12997/binderfs" [pid 289] <... mkdir resumed>) = 0 [pid 31931] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31930] write(-1, "0x0000000000000001", 18 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31931] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31930] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 31933 attached [pid 31931] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31930] exit_group(0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31933 [pid 31932] <... prctl resumed>) = 0 [pid 31931] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31930] <... exit_group resumed>) = ? [pid 292] getdents64(3, [pid 31933] set_robust_list(0x5555712b4660, 24 [pid 31932] setpgid(0, 0 [pid 31931] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31930] +++ exited with 0 +++ [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31931] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31931] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31931] exit_group(0 [pid 31933] <... set_robust_list resumed>) = 0 [pid 31932] <... setpgid resumed>) = 0 [pid 292] close(3 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31931] <... exit_group resumed>) = ? [pid 31933] chdir("./12512" [pid 31932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31931] +++ exited with 0 +++ [pid 292] <... close resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 31933] <... chdir resumed>) = 0 [pid 31933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31933] setpgid(0, 0) = 0 [pid 31933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] rmdir("./12997" [pid 31932] <... openat resumed>) = 3 [pid 31933] <... openat resumed>) = 3 [pid 31933] write(3, "1000", 4) = 4 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... rmdir resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 31932] write(3, "1000", 4 [pid 292] mkdir("./12998", 0777 [pid 31933] close(3) = 0 [pid 31933] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31933] write(1, "executing program\n", 18 [pid 292] <... mkdir resumed>) = 0 [pid 31932] <... write resumed>) = 4 executing program [pid 293] umount2("./13122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31933] <... write resumed>) = 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31932] close(3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] openat(AT_FDCWD, "./13122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31933] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... openat resumed>) = 3 [pid 31933] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31933] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31933] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] newfstatat(3, "", [pid 31932] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31934 [pid 31932] symlink("/dev/binderfs", "./binderfs" [pid 293] getdents64(3, [pid 31933] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31933] write(-1, "0x0000000000000001", 18 [pid 31932] <... symlink resumed>) = 0 [pid 293] umount2("./13122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31933] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31933] exit_group(0) = ? executing program [pid 31933] +++ exited with 0 +++ [pid 31932] write(1, "executing program\n", 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 31934 attached [pid 31932] <... write resumed>) = 18 [pid 293] newfstatat(AT_FDCWD, "./13122/binderfs", [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31932] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] unlink("./13122/binderfs" [pid 31932] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31934] set_robust_list(0x5555712b4660, 24 [pid 31932] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... unlink resumed>) = 0 [pid 31934] <... set_robust_list resumed>) = 0 [pid 293] getdents64(3, [pid 31934] chdir("./12998" [pid 31932] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31934] <... chdir resumed>) = 0 [pid 31932] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] close(3 [pid 31934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31932] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 31934] <... prctl resumed>) = 0 [pid 293] rmdir("./13122" [pid 31932] write(-1, "0x0000000000000001", 18 [pid 31934] setpgid(0, 0) = 0 [pid 31934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31932] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 31934] <... openat resumed>) = 3 [pid 31932] exit_group(0 [pid 293] mkdir("./13123", 0777 [pid 31934] write(3, "1000", 4) = 4 [pid 31934] close(3) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 31932] <... exit_group resumed>) = ? [pid 31934] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31934] write(1, "executing program\n", 18) = 18 [pid 31934] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31932] +++ exited with 0 +++ [pid 31934] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31934] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31934] write(-1, "0x0000000000000001", 18 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31935 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 31934] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31934] exit_group(0) = ? [pid 31934] +++ exited with 0 +++ ./strace-static-x86_64: Process 31935 attached [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 31935] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] umount2("./12662", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31935] chdir("./13123" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12512", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31935] <... chdir resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 289] openat(AT_FDCWD, "./12512", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] newfstatat(3, "", [pid 289] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 290] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 290] umount2("./12662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31935] <... prctl resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12512/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12662/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] newfstatat(AT_FDCWD, "./12512/binderfs", [pid 290] unlink("./12662/binderfs" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... unlink resumed>) = 0 [pid 289] unlink("./12512/binderfs" [pid 290] getdents64(3, [pid 31935] setpgid(0, 0) = 0 [pid 289] <... unlink resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] getdents64(3, [pid 290] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... close resumed>) = 0 [pid 289] close(3 [pid 290] rmdir("./12662" [pid 289] <... close resumed>) = 0 [pid 31935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 289] rmdir("./12512" [pid 290] mkdir("./12663", 0777 [pid 31935] write(3, "1000", 4) = 4 [pid 31935] close(3) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 31935] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31935] write(1, "executing program\n", 18executing program [pid 290] <... mkdir resumed>) = 0 [pid 289] mkdir("./12513", 0777 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31935] <... write resumed>) = 18 [pid 31935] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31935] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... mkdir resumed>) = 0 [pid 31935] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31935] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] <... restart_syscall resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31935] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31935] exit_group(0) = ? ./strace-static-x86_64: Process 31937 attached [pid 31935] +++ exited with 0 +++ [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31936 [pid 292] umount2("./12998", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31937 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] openat(AT_FDCWD, "./12998", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 31936 attached ) = 3 [pid 31936] set_robust_list(0x5555712b4660, 24 [pid 292] newfstatat(3, "", [pid 31936] <... set_robust_list resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31937] set_robust_list(0x5555712b4660, 24 [pid 31936] chdir("./12663" [pid 292] getdents64(3, [pid 31937] <... set_robust_list resumed>) = 0 [pid 31936] <... chdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] umount2("./12998/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31936] <... prctl resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31936] setpgid(0, 0 [pid 292] newfstatat(AT_FDCWD, "./12998/binderfs", [pid 291] <... restart_syscall resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./12998/binderfs" [pid 31936] <... setpgid resumed>) = 0 [pid 31936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 291] umount2("./12810", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31936] <... openat resumed>) = 3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] close(3 [pid 291] openat(AT_FDCWD, "./12810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... close resumed>) = 0 [pid 31936] write(3, "1000", 4 [pid 292] rmdir("./12998"executing program [pid 291] <... openat resumed>) = 3 [pid 31936] <... write resumed>) = 4 [pid 31936] close(3) = 0 [pid 31936] symlink("/dev/binderfs", "./binderfs" [pid 292] <... rmdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 292] mkdir("./12999", 0777 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31936] <... symlink resumed>) = 0 [pid 31936] write(1, "executing program\n", 18) = 18 [pid 292] <... mkdir resumed>) = 0 [pid 291] getdents64(3, [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31936] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31936] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31936] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31936] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31938 [pid 31936] write(-1, "0x0000000000000001", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31936] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] newfstatat(AT_FDCWD, "./12810/binderfs", [pid 31936] exit_group(0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31936] <... exit_group resumed>) = ? [pid 291] unlink("./12810/binderfs" [pid 31937] chdir("./12513" [pid 31936] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, ./strace-static-x86_64: Process 31938 attached [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] umount2("./13123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] close(3 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... close resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] rmdir("./12810" [pid 293] <... openat resumed>) = 3 [pid 31938] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 293] newfstatat(3, "", [pid 291] mkdir("./12811", 0777 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31938] chdir("./12999") = 0 [pid 31938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 293] getdents64(3, [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31938] setpgid(0, 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31938] <... setpgid resumed>) = 0 [pid 31938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] umount2("./13123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31939 [pid 31938] write(3, "1000", 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13123/binderfs", [pid 31938] <... write resumed>) = 4 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31938] close(3 [pid 293] unlink("./13123/binderfs" [pid 31938] <... close resumed>) = 0 [pid 31938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... unlink resumed>) = 0 [pid 31937] <... chdir resumed>) = 0 [pid 293] getdents64(3, executing program [pid 31938] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31938] <... write resumed>) = 18 [pid 293] close(3 [pid 31938] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... close resumed>) = 0 [pid 31938] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] rmdir("./13123" [pid 31938] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31938] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... rmdir resumed>) = 0 [pid 31937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] mkdir("./13124", 0777 [pid 31938] <... openat resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 31939 attached [pid 31938] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 31937] <... prctl resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31939] set_robust_list(0x5555712b4660, 24) = 0 [pid 31939] chdir("./12811") = 0 [pid 31939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31939] setpgid(0, 0) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31940 [pid 290] <... restart_syscall resumed>) = 0 [pid 31938] exit_group(0) = ? [pid 31937] setpgid(0, 0 [pid 290] umount2("./12663", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31938] +++ exited with 0 +++ [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 31940 attached [pid 31937] <... setpgid resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] openat(AT_FDCWD, "./12663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 31939] write(3, "1000", 4 [pid 290] newfstatat(3, "", [pid 31937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31940] set_robust_list(0x5555712b4660, 24 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31939] <... write resumed>) = 4 [pid 290] getdents64(3, [pid 31937] <... openat resumed>) = 3 [pid 31940] <... set_robust_list resumed>) = 0 [pid 31937] write(3, "1000", 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31937] <... write resumed>) = 4 [pid 290] umount2("./12663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31937] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31937] <... close resumed>) = 0 [pid 31940] chdir("./13124" [pid 31937] symlink("/dev/binderfs", "./binderfs" [pid 290] newfstatat(AT_FDCWD, "./12663/binderfs", [pid 31939] close(3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31939] <... close resumed>) = 0 [pid 290] unlink("./12663/binderfs" [pid 31939] symlink("/dev/binderfs", "./binderfs" [pid 31940] <... chdir resumed>) = 0 [pid 31939] <... symlink resumed>) = 0 [pid 31937] <... symlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 31940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31937] write(1, "executing program\n", 18 [pid 290] getdents64(3, executing program [pid 31940] <... prctl resumed>) = 0 [pid 31937] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31939] write(1, "executing program\n", 18 [pid 290] close(3 [pid 31940] setpgid(0, 0executing program [pid 31937] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31940] <... setpgid resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 31937] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] rmdir("./12663" [pid 31937] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31939] <... write resumed>) = 18 [pid 31939] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31939] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... rmdir resumed>) = 0 [pid 31939] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31937] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... restart_syscall resumed>) = 0 [pid 290] mkdir("./12664", 0777 [pid 31940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31937] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31939] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... mkdir resumed>) = 0 [pid 31937] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] umount2("./12999", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31939] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31939] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31939] exit_group(0 [pid 31937] write(-1, "0x0000000000000001", 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 31941 attached [pid 31940] <... openat resumed>) = 3 [pid 31937] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] openat(AT_FDCWD, "./12999", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31941 [pid 31940] write(3, "1000", 4 [pid 31937] exit_group(0 [pid 31941] set_robust_list(0x5555712b4660, 24 [pid 31940] <... write resumed>) = 4 [pid 31937] <... exit_group resumed>) = ? [pid 292] <... openat resumed>) = 3 [pid 31941] <... set_robust_list resumed>) = 0 [pid 31940] close(3 [pid 31939] <... exit_group resumed>) = ? [pid 31941] chdir("./12664" [pid 31940] <... close resumed>) = 0 [pid 31939] +++ exited with 0 +++ [pid 31937] +++ exited with 0 +++ [pid 292] newfstatat(3, "", [pid 31941] <... chdir resumed>) = 0 [pid 31940] symlink("/dev/binderfs", "./binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] getdents64(3, [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... restart_syscall resumed>) = 0 [pid 31941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31940] <... symlink resumed>) = 0 [pid 292] umount2("./12999/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31941] <... prctl resumed>) = 0 [pid 31940] write(1, "executing program\n", 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 31941] setpgid(0, 0 [pid 31940] <... write resumed>) = 18 [pid 292] newfstatat(AT_FDCWD, "./12999/binderfs", [pid 31941] <... setpgid resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12811", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31940] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] unlink("./12999/binderfs" [pid 31940] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31940] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] getdents64(3, [pid 31940] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... openat resumed>) = 3 [pid 31940] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] newfstatat(3, "", [pid 31940] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31941] <... openat resumed>) = 3 [pid 31940] write(-1, "0x0000000000000001", 18 [pid 292] <... close resumed>) = 0 [pid 291] getdents64(3, [pid 31941] write(3, "1000", 4 [pid 31940] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] rmdir("./12999" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31941] <... write resumed>) = 4 [pid 31941] close(3 [pid 292] <... rmdir resumed>) = 0 [pid 291] umount2("./12811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31940] exit_group(0 [pid 292] mkdir("./13000", 0777 [pid 31940] <... exit_group resumed>) = ? [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31941] <... close resumed>) = 0 [pid 31941] symlink("/dev/binderfs", "./binderfs" [pid 292] <... mkdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12811/binderfs", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31941] <... symlink resumed>) = 0 [pid 291] unlink("./12811/binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31942 executing program [pid 31941] write(1, "executing program\n", 18 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 31941] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] close(3./strace-static-x86_64: Process 31942 attached [pid 31941] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31940] +++ exited with 0 +++ [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12811" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] umount2("./12513", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31941] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31941] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... rmdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] mkdir("./12812", 0777 [pid 289] openat(AT_FDCWD, "./12513", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31941] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31941] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] <... mkdir resumed>) = 0 [pid 31942] set_robust_list(0x5555712b4660, 24 [pid 31941] exit_group(0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... openat resumed>) = 3 [pid 31941] <... exit_group resumed>) = ? [pid 31942] <... set_robust_list resumed>) = 0 [pid 31941] +++ exited with 0 +++ [pid 289] newfstatat(3, "", [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31943 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] getdents64(3, [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31943 attached [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31942] chdir("./13000" [pid 289] umount2("./12513/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31943] set_robust_list(0x5555712b4660, 24 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31942] <... chdir resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12513/binderfs", [pid 31943] <... set_robust_list resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] unlink("./12513/binderfs" [pid 31943] chdir("./12812" [pid 31942] <... prctl resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 31943] <... chdir resumed>) = 0 [pid 289] getdents64(3, [pid 31942] setpgid(0, 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31942] <... setpgid resumed>) = 0 [pid 289] close(3 [pid 31943] <... prctl resumed>) = 0 [pid 31943] setpgid(0, 0 [pid 289] <... close resumed>) = 0 [pid 31943] <... setpgid resumed>) = 0 [pid 289] rmdir("./12513" [pid 31942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... rmdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] mkdir("./12514", 0777 [pid 31943] write(3, "1000", 4) = 4 [pid 31943] close(3) = 0 [pid 31943] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 31942] <... openat resumed>) = 3 [pid 289] <... mkdir resumed>) = 0 [pid 290] umount2("./12664", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31942] write(3, "1000", 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31943] write(1, "executing program\n", 18) = 18 [pid 31943] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31943] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31942] <... write resumed>) = 4 [pid 290] openat(AT_FDCWD, "./12664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31943] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31942] close(3 [pid 290] <... openat resumed>) = 3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31944 [pid 290] newfstatat(3, "", [pid 31943] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31942] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31943] write(-1, "0x0000000000000001", 18 [pid 31942] symlink("/dev/binderfs", "./binderfs" [pid 290] getdents64(3, [pid 31943] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31943] exit_group(0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31943] <... exit_group resumed>) = ? [pid 290] umount2("./12664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31942] <... symlink resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31943] +++ exited with 0 +++ [pid 31942] write(1, "executing program\n", 18 executing program [pid 290] newfstatat(AT_FDCWD, "./12664/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31942] <... write resumed>) = 18 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] unlink("./12664/binderfs" [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31944 attached [pid 31944] set_robust_list(0x5555712b4660, 24 [pid 31942] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... unlink resumed>) = 0 [pid 31944] <... set_robust_list resumed>) = 0 [pid 31942] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31942] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] close(3) = 0 [pid 31942] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] rmdir("./12664" [pid 31942] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31944] chdir("./12514" [pid 290] <... rmdir resumed>) = 0 [pid 31944] <... chdir resumed>) = 0 [pid 31942] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] mkdir("./12665", 0777 [pid 31944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31944] setpgid(0, 0) = 0 [pid 31944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... mkdir resumed>) = 0 [pid 31944] <... openat resumed>) = 3 [pid 31942] write(-1, "0x0000000000000001", 18 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31944] write(3, "1000", 4) = 4 [pid 31944] close(3) = 0 [pid 31944] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31942] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31944] write(1, "executing program\n", 18 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31945 [pid 31944] <... write resumed>) = 18 executing program [pid 31942] exit_group(0 [pid 31944] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31942] <... exit_group resumed>) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 31944] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31944] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13124", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31944] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31944] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] openat(AT_FDCWD, "./13124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31944] write(-1, "0x0000000000000001", 18 [pid 293] <... openat resumed>) = 3 [pid 31944] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(3, "", [pid 31942] +++ exited with 0 +++ [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31944] exit_group(0 [pid 293] getdents64(3, [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31944] <... exit_group resumed>) = ? [pid 31944] +++ exited with 0 +++ [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] newfstatat(AT_FDCWD, "./13124/binderfs", [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31945 attached [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13124/binderfs" [pid 31945] set_robust_list(0x5555712b4660, 24) = 0 [pid 31945] chdir("./12665" [pid 293] <... unlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31945] <... chdir resumed>) = 0 [pid 293] close(3 [pid 31945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... close resumed>) = 0 [pid 291] umount2("./12812", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] rmdir("./13124" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31945] <... prctl resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] mkdir("./13125", 0777 [pid 291] <... openat resumed>) = 3 [pid 31945] setpgid(0, 0) = 0 [pid 31945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31945] <... openat resumed>) = 3 [pid 31945] write(3, "1000", 4 [pid 291] getdents64(3, ./strace-static-x86_64: Process 31946 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31946 [pid 31945] <... write resumed>) = 4 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31946] set_robust_list(0x5555712b4660, 24 [pid 31945] close(3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31946] <... set_robust_list resumed>) = 0 [pid 31945] <... close resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12812/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31945] symlink("/dev/binderfs", "./binderfs" [pid 31946] chdir("./13125" [pid 291] unlink("./12812/binderfs") = 0 [pid 31946] <... chdir resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] close(3 [pid 31946] <... prctl resumed>) = 0 [pid 31945] <... symlink resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 31946] setpgid(0, 0 [pid 31945] write(1, "executing program\n", 18 [pid 291] rmdir("./12812" [pid 31946] <... setpgid resumed>) = 0 executing program [pid 31945] <... write resumed>) = 18 [pid 31945] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... rmdir resumed>) = 0 [pid 31946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... restart_syscall resumed>) = 0 [pid 31945] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] mkdir("./12813", 0777 [pid 31946] <... openat resumed>) = 3 [pid 31946] write(3, "1000", 4 [pid 291] <... mkdir resumed>) = 0 [pid 31945] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12514", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31946] <... write resumed>) = 4 [pid 31946] close(3) = 0 [pid 31946] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 31947 attached ) = 0 [pid 31945] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31947 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31945] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] openat(AT_FDCWD, "./12514", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31947] set_robust_list(0x5555712b4660, 24 [pid 31945] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31946] write(1, "executing program\n", 18 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... openat resumed>) = 3 executing program [pid 31947] <... set_robust_list resumed>) = 0 [pid 31945] write(-1, "0x0000000000000001", 18 [pid 289] newfstatat(3, "", [pid 31945] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] umount2("./13000", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] getdents64(3, [pid 292] openat(AT_FDCWD, "./13000", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31946] <... write resumed>) = 18 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... openat resumed>) = 3 [pid 289] umount2("./12514/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(3, "", [pid 31945] exit_group(0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31945] <... exit_group resumed>) = ? [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(AT_FDCWD, "./12514/binderfs", [pid 292] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31946] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] unlink("./12514/binderfs" [pid 292] umount2("./13000/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31946] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31946] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... unlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] getdents64(3, [pid 292] newfstatat(AT_FDCWD, "./13000/binderfs", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] close(3 [pid 292] unlink("./13000/binderfs" [pid 289] <... close resumed>) = 0 [pid 31946] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 289] rmdir("./12514" [pid 292] getdents64(3, [pid 31946] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31946] write(-1, "0x0000000000000001", 18 [pid 289] <... rmdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] mkdir("./12515", 0777 [pid 292] close(3 [pid 31946] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31946] exit_group(0) = ? [pid 31947] chdir("./12813" [pid 31946] +++ exited with 0 +++ [pid 31945] +++ exited with 0 +++ [pid 292] <... close resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 31947] <... chdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] rmdir("./13000" [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... rmdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 31947] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 31948 attached [pid 31947] setpgid(0, 0 [pid 292] mkdir("./13001", 0777 [pid 31947] <... setpgid resumed>) = 0 [pid 31947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] <... mkdir resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31948 [pid 31948] set_robust_list(0x5555712b4660, 24 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31948] <... set_robust_list resumed>) = 0 [pid 31947] write(3, "1000", 4) = 4 [pid 31947] close(3) = 0 [pid 31947] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 31948] chdir("./12515" [pid 31947] write(1, "executing program\n", 18 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31949 [pid 31948] <... chdir resumed>) = 0 [pid 31948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31947] <... write resumed>) = 18 [pid 31947] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31947] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31948] <... prctl resumed>) = 0 [pid 31947] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31948] setpgid(0, 0) = 0 [pid 31947] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 31949 attached ) = -1 EBADF (Bad file descriptor) [pid 31947] exit_group(0 [pid 31948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31947] <... exit_group resumed>) = ? [pid 31949] set_robust_list(0x5555712b4660, 24 [pid 31948] <... openat resumed>) = 3 [pid 31949] <... set_robust_list resumed>) = 0 [pid 31948] write(3, "1000", 4 [pid 31949] chdir("./13001" [pid 31948] <... write resumed>) = 4 [pid 31948] close(3 [pid 31947] +++ exited with 0 +++ [pid 31949] <... chdir resumed>) = 0 [pid 31948] <... close resumed>) = 0 [pid 31949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31948] symlink("/dev/binderfs", "./binderfs" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31949] <... prctl resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 31949] setpgid(0, 0) = 0 [pid 31949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31948] <... symlink resumed>) = 0 executing program [pid 31948] write(1, "executing program\n", 18 [pid 31949] <... openat resumed>) = 3 [pid 31948] <... write resumed>) = 18 [pid 31948] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31948] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31948] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31949] write(3, "1000", 4 [pid 31948] write(-1, "0x0000000000000001", 18 [pid 31949] <... write resumed>) = 4 [pid 31949] close(3) = 0 [pid 31949] symlink("/dev/binderfs", "./binderfs" [pid 31948] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 31949] <... symlink resumed>) = 0 [pid 31948] exit_group(0 [pid 31949] write(1, "executing program\n", 18) = 18 [pid 31949] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31948] <... exit_group resumed>) = ? [pid 31949] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31949] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31949] write(-1, "0x0000000000000001", 18 [pid 31948] +++ exited with 0 +++ [pid 31949] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31949] exit_group(0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31949] <... exit_group resumed>) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 31949] +++ exited with 0 +++ [pid 293] umount2("./13125", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12813", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12665", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] openat(AT_FDCWD, "./12665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 290] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 290] newfstatat(3, "", [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 290] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13125/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12813/binderfs", [pid 290] newfstatat(AT_FDCWD, "./12665/binderfs", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13125/binderfs" [pid 291] unlink("./12813/binderfs" [pid 290] unlink("./12665/binderfs" [pid 293] <... unlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 290] <... unlink resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 290] getdents64(3, [pid 293] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... close resumed>) = 0 [pid 291] close(3 [pid 293] rmdir("./13125" [pid 290] close(3 [pid 291] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 291] rmdir("./12813" [pid 290] rmdir("./12665" [pid 293] mkdir("./13126", 0777 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 290] mkdir("./12666", 0777 [pid 293] <... mkdir resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] mkdir("./12814", 0777 [pid 290] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... mkdir resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31950 ./strace-static-x86_64: Process 31950 attached [pid 289] umount2("./12515", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31951 [pid 292] umount2("./13001", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31950] set_robust_list(0x5555712b4660, 24) = 0 [pid 31950] chdir("./12666") = 0 [pid 289] openat(AT_FDCWD, "./12515", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] openat(AT_FDCWD, "./13001", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31952 [pid 289] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 292] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 292] getdents64(3, [pid 31950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12515/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13001/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12515/binderfs", [pid 292] newfstatat(AT_FDCWD, "./13001/binderfs", [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12515/binderfs" [pid 292] unlink("./13001/binderfs" [pid 31950] <... prctl resumed>) = 0 [pid 31950] setpgid(0, 0 [pid 289] <... unlink resumed>) = 0 [pid 31950] <... setpgid resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 292] getdents64(3, [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 292] close(3 [pid 289] <... close resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 289] rmdir("./12515"executing program [pid 292] rmdir("./13001" [pid 31950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... rmdir resumed>) = 0 [pid 31950] write(3, "1000", 4) = 4 [pid 31950] close(3) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 289] mkdir("./12516", 0777 [pid 292] mkdir("./13002", 0777 [pid 31950] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... mkdir resumed>) = 0 [pid 31950] write(1, "executing program\n", 18) = 18 [pid 31950] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31950] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31950] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31950] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31950] exit_group(0) = ? [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31953 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31954 ./strace-static-x86_64: Process 31952 attached ./strace-static-x86_64: Process 31953 attached [pid 31950] +++ exited with 0 +++ [pid 31952] set_robust_list(0x5555712b4660, 24 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31951 attached [pid 31952] <... set_robust_list resumed>) = 0 [pid 31953] set_robust_list(0x5555712b4660, 24 [pid 31951] set_robust_list(0x5555712b4660, 24) = 0 [pid 31952] chdir("./12814" [pid 31951] chdir("./13126" [pid 31952] <... chdir resumed>) = 0 [pid 31951] <... chdir resumed>) = 0 [pid 31951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31951] setpgid(0, 0) = 0 [pid 31952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31953] <... set_robust_list resumed>) = 0 [pid 31951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31953] chdir("./12516" [pid 31952] <... prctl resumed>) = 0 [pid 31951] <... openat resumed>) = 3 [pid 31953] <... chdir resumed>) = 0 [pid 31952] setpgid(0, 0 [pid 31951] write(3, "1000", 4) = 4 [pid 31951] close(3) = 0 [pid 31951] symlink("/dev/binderfs", "./binderfs" [pid 31952] <... setpgid resumed>) = 0 [pid 31953] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 31952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31951] <... symlink resumed>) = 0 [pid 31951] write(1, "executing program\n", 18) = 18 [pid 31951] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31951] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31951] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31952] <... openat resumed>) = 3 [pid 31951] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31951] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31952] write(3, "1000", 4 [pid 31953] setpgid(0, 0 [pid 31951] exit_group(0./strace-static-x86_64: Process 31954 attached ) = ? [pid 31953] <... setpgid resumed>) = 0 [pid 31952] <... write resumed>) = 4 [pid 31952] close(3 [pid 31954] set_robust_list(0x5555712b4660, 24 [pid 31953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31952] <... close resumed>) = 0 [pid 31954] <... set_robust_list resumed>) = 0 [pid 31954] chdir("./13002" [pid 31952] symlink("/dev/binderfs", "./binderfs" [pid 31954] <... chdir resumed>) = 0 [pid 31953] <... openat resumed>) = 3 [pid 31954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31952] <... symlink resumed>) = 0 [pid 31953] write(3, "1000", 4 [pid 31954] <... prctl resumed>) = 0 [pid 31954] setpgid(0, 0executing program [pid 31953] <... write resumed>) = 4 [pid 31952] write(1, "executing program\n", 18 [pid 290] <... restart_syscall resumed>) = 0 [pid 31953] close(3 [pid 31952] <... write resumed>) = 18 [pid 31954] <... setpgid resumed>) = 0 [pid 31954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31953] <... close resumed>) = 0 [pid 31952] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31953] symlink("/dev/binderfs", "./binderfs" [pid 31952] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12666", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31954] <... openat resumed>) = 3 [pid 31952] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31953] <... symlink resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31953] write(1, "executing program\n", 18 [pid 31952] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... openat resumed>) = 3 [pid 31953] <... write resumed>) = 18 [pid 31952] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] newfstatat(3, "", [pid 31954] write(3, "1000", 4 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31952] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] getdents64(3, [pid 31954] <... write resumed>) = 4 [pid 31954] close(3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31953] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31952] write(-1, "0x0000000000000001", 18 [pid 290] umount2("./12666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31954] <... close resumed>) = 0 [pid 31952] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31953] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(AT_FDCWD, "./12666/binderfs", [pid 31954] symlink("/dev/binderfs", "./binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31953] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31952] exit_group(0 [pid 290] unlink("./12666/binderfs" [pid 31954] <... symlink resumed>) = 0 executing program [pid 31953] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31952] <... exit_group resumed>) = ? [pid 290] <... unlink resumed>) = 0 [pid 31951] +++ exited with 0 +++ [pid 290] getdents64(3, [pid 31954] write(1, "executing program\n", 18 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31953] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] close(3 [pid 31954] <... write resumed>) = 18 [pid 290] <... close resumed>) = 0 [pid 31953] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] rmdir("./12666" [pid 31954] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31954] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] <... rmdir resumed>) = 0 [pid 31953] write(-1, "0x0000000000000001", 18 [pid 290] mkdir("./12667", 0777 [pid 31954] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31954] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31954] exit_group(0 [pid 31953] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 31954] <... exit_group resumed>) = ? [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31954] +++ exited with 0 +++ [pid 31953] exit_group(0 [pid 31952] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31955 [pid 31953] <... exit_group resumed>) = ? [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31955 attached [pid 31955] set_robust_list(0x5555712b4660, 24 [pid 292] umount2("./13002", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31955] <... set_robust_list resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31955] chdir("./12667" [pid 292] openat(AT_FDCWD, "./13002", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31955] <... chdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 31955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] newfstatat(3, "", [pid 31955] <... prctl resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31953] +++ exited with 0 +++ [pid 292] getdents64(3, [pid 31955] setpgid(0, 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] umount2("./13002/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31955] <... setpgid resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13002/binderfs", [pid 31955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31955] <... openat resumed>) = 3 [pid 292] unlink("./13002/binderfs" [pid 31955] write(3, "1000", 4 [pid 292] <... unlink resumed>) = 0 [pid 31955] <... write resumed>) = 4 [pid 292] getdents64(3, [pid 31955] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31955] <... close resumed>) = 0 [pid 292] close(3 [pid 31955] symlink("/dev/binderfs", "./binderfs" [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13002" [pid 31955] <... symlink resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 executing program [pid 31955] write(1, "executing program\n", 18 [pid 292] mkdir("./13003", 0777 [pid 31955] <... write resumed>) = 18 [pid 31955] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31955] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... mkdir resumed>) = 0 [pid 31955] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31955] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31955] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31955] exit_group(0) = ? [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31956 [pid 31955] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31956 attached [pid 31956] set_robust_list(0x5555712b4660, 24) = 0 [pid 31956] chdir("./13003") = 0 [pid 31956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31956] setpgid(0, 0) = 0 [pid 31956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31956] write(3, "1000", 4) = 4 [pid 31956] close(3) = 0 [pid 31956] symlink("/dev/binderfs", "./binderfs" [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] umount2("./12814", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(3, "", [pid 291] openat(AT_FDCWD, "./12814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... openat resumed>) = 3 [pid 293] getdents64(3, [pid 291] newfstatat(3, "", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./13126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, [pid 31956] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] newfstatat(AT_FDCWD, "./13126/binderfs", [pid 291] umount2("./12814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] unlink("./13126/binderfs"executing program [pid 291] newfstatat(AT_FDCWD, "./12814/binderfs", [pid 31956] write(1, "executing program\n", 18 [pid 293] <... unlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31956] <... write resumed>) = 18 [pid 293] getdents64(3, [pid 291] unlink("./12814/binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31956] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... unlink resumed>) = 0 [pid 293] close(3 [pid 291] getdents64(3, [pid 293] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] rmdir("./13126" [pid 291] close(3 [pid 31956] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 31956] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] mkdir("./13127", 0777 [pid 291] rmdir("./12814" [pid 31956] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 31956] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] mkdir("./12815", 0777./strace-static-x86_64: Process 31957 attached [pid 31956] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... mkdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31957 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31957] set_robust_list(0x5555712b4660, 24 [pid 31956] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31958 [pid 290] umount2("./12667", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12516", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31956] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31956] <... exit_group resumed>) = ? [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 31958 attached [pid 31957] <... set_robust_list resumed>) = 0 [pid 31956] +++ exited with 0 +++ [pid 290] <... openat resumed>) = 3 [pid 289] openat(AT_FDCWD, "./12516", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] newfstatat(3, "", [pid 289] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 292] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13003", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31957] chdir("./13127" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 292] openat(AT_FDCWD, "./13003", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13003/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13003/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13003/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 290] umount2("./12667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] rmdir("./13003" [pid 31958] set_robust_list(0x5555712b4660, 24 [pid 31957] <... chdir resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12516/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] mkdir("./13004", 0777 [pid 290] newfstatat(AT_FDCWD, "./12667/binderfs", [pid 31958] <... set_robust_list resumed>) = 0 [pid 31957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... mkdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31958] chdir("./12815" [pid 31957] <... prctl resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12516/binderfs", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31959 [pid 290] unlink("./12667/binderfs" [pid 31957] setpgid(0, 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 31959 attached [pid 31958] <... chdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 31959] set_robust_list(0x5555712b4660, 24 [pid 31958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31957] <... setpgid resumed>) = 0 [pid 289] unlink("./12516/binderfs" [pid 31959] <... set_robust_list resumed>) = 0 [pid 31958] <... prctl resumed>) = 0 [pid 290] getdents64(3, [pid 31957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... unlink resumed>) = 0 [pid 31957] <... openat resumed>) = 3 [pid 289] getdents64(3, [pid 31957] write(3, "1000", 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31957] <... write resumed>) = 4 [pid 290] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31958] setpgid(0, 0 [pid 31957] close(3 [pid 289] close(3 [pid 290] <... close resumed>) = 0 [pid 31957] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 31957] symlink("/dev/binderfs", "./binderfs" [pid 290] rmdir("./12667" [pid 289] rmdir("./12516" [pid 31957] <... symlink resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 31957] write(1, "executing program\n", 18 [pid 290] <... rmdir resumed>) = 0 [pid 289] mkdir("./12517", 0777executing program [pid 31957] <... write resumed>) = 18 [pid 289] <... mkdir resumed>) = 0 [pid 31958] <... setpgid resumed>) = 0 [pid 31957] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] mkdir("./12668", 0777 [pid 31959] chdir("./13004" [pid 31958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31957] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31959] <... chdir resumed>) = 0 [pid 31958] <... openat resumed>) = 3 [pid 31957] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 31960 attached [pid 31957] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31958] write(3, "1000", 4 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31960 [pid 31957] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31960] set_robust_list(0x5555712b4660, 24 [pid 31957] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31960] <... set_robust_list resumed>) = 0 [pid 31960] chdir("./12517") = 0 [pid 31960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31957] write(-1, "0x0000000000000001", 18 [pid 31958] <... write resumed>) = 4 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31961 [pid 31957] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31960] setpgid(0, 0) = 0 [pid 31960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31957] exit_group(0 [pid 31960] write(3, "1000", 4) = 4 [pid 31958] close(3 [pid 31957] <... exit_group resumed>) = ? executing program [pid 31960] close(3) = 0 [pid 31960] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31960] write(1, "executing program\n", 18) = 18 [pid 31960] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31957] +++ exited with 0 +++ [pid 31958] <... close resumed>) = 0 [pid 31960] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31958] symlink("/dev/binderfs", "./binderfs" [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31960] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31960] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31960] write(-1, "0x0000000000000001", 18 [pid 31958] <... symlink resumed>) = 0 [pid 31960] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 31960] exit_group(0 [pid 31959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31958] write(1, "executing program\n", 18 [pid 31960] <... exit_group resumed>) = ? [pid 31960] +++ exited with 0 +++ [pid 31959] <... prctl resumed>) = 0 [pid 31958] <... write resumed>) = 18 ./strace-static-x86_64: Process 31961 attached [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31958] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31961] set_robust_list(0x5555712b4660, 24 [pid 31958] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31961] <... set_robust_list resumed>) = 0 [pid 31959] setpgid(0, 0 [pid 31958] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31961] chdir("./12668" [pid 31958] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31961] <... chdir resumed>) = 0 [pid 31958] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31961] setpgid(0, 0) = 0 [pid 31961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31959] <... setpgid resumed>) = 0 [pid 31958] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31961] <... openat resumed>) = 3 [pid 31961] write(3, "1000", 4 [pid 31958] write(-1, "0x0000000000000001", 18 [pid 31961] <... write resumed>) = 4 [pid 31961] close(3) = 0 executing program [pid 31961] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31958] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31961] write(1, "executing program\n", 18) = 18 [pid 31958] exit_group(0 [pid 31961] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31961] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31961] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31961] write(-1, "0x0000000000000001", 18 [pid 31958] <... exit_group resumed>) = ? [pid 31959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31961] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31961] exit_group(0) = ? [pid 31961] +++ exited with 0 +++ [pid 31959] <... openat resumed>) = 3 [pid 31958] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 31959] write(3, "1000", 4) = 4 [pid 31959] close(3) = 0 [pid 31959] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31959] write(1, "executing program\n", 18executing program ) = 18 [pid 31959] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31959] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31959] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... restart_syscall resumed>) = 0 [pid 31959] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12815", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] <... restart_syscall resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./13127", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31959] write(-1, "0x0000000000000001", 18 [pid 293] openat(AT_FDCWD, "./13127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... openat resumed>) = 3 [pid 291] newfstatat(AT_FDCWD, "./12815/binderfs", [pid 31959] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] unlink("./12815/binderfs" [pid 31959] exit_group(0 [pid 293] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31959] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] umount2("./13127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] close(3) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12815" [pid 293] newfstatat(AT_FDCWD, "./13127/binderfs", [pid 291] <... rmdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12517", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] mkdir("./12816", 0777 [pid 31959] +++ exited with 0 +++ [pid 293] unlink("./13127/binderfs" [pid 291] <... mkdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... unlink resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] openat(AT_FDCWD, "./12517", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31962 [pid 290] umount2("./12668", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... openat resumed>) = 3 [pid 293] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(3, "", [pid 293] <... close resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] rmdir("./13127" [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 292] umount2("./13004", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13004", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", [pid 293] <... rmdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] mkdir("./13128", 0777 [pid 292] getdents64(3, [pid 290] newfstatat(3, "", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13004/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13004/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 292] unlink("./13004/binderfs" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] umount2("./12517/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 31962 attached [pid 292] getdents64(3, [pid 290] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13004") = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31963 [pid 292] mkdir("./13005", 0777 [pid 31962] set_robust_list(0x5555712b4660, 24 [pid 292] <... mkdir resumed>) = 0 [pid 290] umount2("./12668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(AT_FDCWD, "./12517/binderfs", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31962] <... set_robust_list resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12668/binderfs", [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31964 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12517/binderfs" [pid 290] unlink("./12668/binderfs"./strace-static-x86_64: Process 31963 attached [pid 31963] set_robust_list(0x5555712b4660, 24 [pid 289] <... unlink resumed>) = 0 [pid 31963] <... set_robust_list resumed>) = 0 [pid 31963] chdir("./13128" [pid 290] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 290] getdents64(3, [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31963] <... chdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 290] close(3 [pid 31963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 executing program [pid 289] rmdir("./12517" [pid 290] rmdir("./12668" [pid 31963] <... prctl resumed>) = 0 [pid 31963] setpgid(0, 0) = 0 [pid 31963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... rmdir resumed>) = 0 [pid 31963] <... openat resumed>) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 289] mkdir("./12518", 0777 [pid 290] mkdir("./12669", 0777 [pid 31963] write(3, "1000", 4) = 4 [pid 31963] close(3) = 0 [pid 31963] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... mkdir resumed>) = 0 [pid 31963] write(1, "executing program\n", 18) = 18 [pid 31963] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31963] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31963] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31963] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31963] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31963] exit_group(0) = ? [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31965 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31966 ./strace-static-x86_64: Process 31964 attached [pid 31963] +++ exited with 0 +++ [pid 31962] chdir("./12816"./strace-static-x86_64: Process 31965 attached [pid 31965] set_robust_list(0x5555712b4660, 24) = 0 [pid 31965] chdir("./12518" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31962] <... chdir resumed>) = 0 [pid 31965] <... chdir resumed>) = 0 [pid 31965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 31966 attached [pid 31965] setpgid(0, 0 [pid 31966] set_robust_list(0x5555712b4660, 24 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31965] <... setpgid resumed>) = 0 [pid 31965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31966] <... set_robust_list resumed>) = 0 [pid 31966] chdir("./12669" [pid 31964] set_robust_list(0x5555712b4660, 24 [pid 31962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31965] <... openat resumed>) = 3 [pid 31964] <... set_robust_list resumed>) = 0 [pid 31962] <... prctl resumed>) = 0 [pid 31966] <... chdir resumed>) = 0 [pid 31965] write(3, "1000", 4) = 4 [pid 31965] close(3) = 0 [pid 31965] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 31962] setpgid(0, 0 [pid 31965] write(1, "executing program\n", 18) = 18 [pid 31965] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31962] <... setpgid resumed>) = 0 [pid 31965] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31965] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31965] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31965] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31965] exit_group(0) = ? [pid 31964] chdir("./13005" [pid 31962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31966] setpgid(0, 0) = 0 [pid 31966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31964] <... chdir resumed>) = 0 [pid 31962] <... openat resumed>) = 3 [pid 31966] <... openat resumed>) = 3 [pid 31964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31962] write(3, "1000", 4 [pid 31966] write(3, "1000", 4) = 4 [pid 31966] close(3) = 0 [pid 31966] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31964] <... prctl resumed>) = 0 [pid 31962] <... write resumed>) = 4 [pid 31965] +++ exited with 0 +++ [pid 31964] setpgid(0, 0 [pid 31962] close(3 [pid 31966] write(1, "executing program\n", 18 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31962] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...>executing program [pid 31966] <... write resumed>) = 18 [pid 31962] symlink("/dev/binderfs", "./binderfs" [pid 31966] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31966] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... restart_syscall resumed>) = 0 [pid 31966] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31966] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13128", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31966] exit_group(0 [pid 31962] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31962] write(1, "executing program\n", 18 executing program [pid 293] openat(AT_FDCWD, "./13128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 31962] <... write resumed>) = 18 [pid 293] newfstatat(3, "", [pid 31966] <... exit_group resumed>) = ? [pid 31966] +++ exited with 0 +++ [pid 31964] <... setpgid resumed>) = 0 [pid 31962] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31962] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31962] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31962] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31962] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] newfstatat(AT_FDCWD, "./13128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31962] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13128/binderfs") = 0 [pid 31962] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 31962] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13128" [pid 31962] exit_group(0) = ? [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13129", 0777) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... restart_syscall resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31967 ./strace-static-x86_64: Process 31967 attached [pid 289] umount2("./12518", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31967] set_robust_list(0x5555712b4660, 24 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31967] <... set_robust_list resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12518", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31967] chdir("./13129" [pid 289] <... openat resumed>) = 3 [pid 31967] <... chdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] getdents64(3, [pid 290] umount2("./12669", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31967] <... prctl resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31962] +++ exited with 0 +++ [pid 290] openat(AT_FDCWD, "./12669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] umount2("./12518/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... openat resumed>) = 3 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] newfstatat(3, "", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(AT_FDCWD, "./12518/binderfs", [pid 31967] setpgid(0, 0 [pid 290] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31967] <... setpgid resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] unlink("./12518/binderfs" [pid 290] umount2("./12669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... unlink resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12669/binderfs", [pid 289] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] unlink("./12669/binderfs" [pid 289] close(3 [pid 31967] write(3, "1000", 4) = 4 [pid 31967] close(3 [pid 290] <... unlink resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 31967] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] rmdir("./12518" [pid 290] close(3 [pid 31967] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... rmdir resumed>) = 0 executing program [pid 290] <... close resumed>) = 0 [pid 289] mkdir("./12519", 0777 [pid 290] rmdir("./12669" [pid 31967] write(1, "executing program\n", 18) = 18 [pid 31967] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 291] umount2("./12816", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] <... rmdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] openat(AT_FDCWD, "./12816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] mkdir("./12670", 0777 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 31967] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31967] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 31967] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31967] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31967] write(-1, "0x0000000000000001", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... mkdir resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31968 [pid 31967] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] newfstatat(AT_FDCWD, "./12816/binderfs", [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31967] exit_group(0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31967] <... exit_group resumed>) = ? [pid 291] unlink("./12816/binderfs"./strace-static-x86_64: Process 31969 attached [pid 31967] +++ exited with 0 +++ [pid 31964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31969 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 31964] <... openat resumed>) = 3 [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12816" [pid 31969] set_robust_list(0x5555712b4660, 24 [pid 31964] write(3, "1000", 4 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12817", 0777 [pid 31964] <... write resumed>) = 4 [pid 31969] <... set_robust_list resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31969] chdir("./12670" [pid 31964] close(3./strace-static-x86_64: Process 31970 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31970 ./strace-static-x86_64: Process 31968 attached [pid 31969] <... chdir resumed>) = 0 [pid 31964] <... close resumed>) = 0 [pid 31968] set_robust_list(0x5555712b4660, 24) = 0 [pid 31968] chdir("./12519" [pid 31969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31964] symlink("/dev/binderfs", "./binderfs" [pid 31968] <... chdir resumed>) = 0 [pid 31968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31968] setpgid(0, 0) = 0 [pid 31968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31968] write(3, "1000", 4) = 4 [pid 31964] <... symlink resumed>) = 0 [pid 31968] close(3) = 0 [pid 31968] symlink("/dev/binderfs", "./binderfs"executing program [pid 31970] set_robust_list(0x5555712b4660, 24 [pid 31969] <... prctl resumed>) = 0 [pid 31968] <... symlink resumed>) = 0 [pid 31964] write(1, "executing program\n", 18 executing program [pid 31968] write(1, "executing program\n", 18 [pid 31964] <... write resumed>) = 18 [pid 31968] <... write resumed>) = 18 [pid 31968] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31968] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31968] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31968] write(-1, "0x0000000000000001", 18 [pid 31964] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31968] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31969] setpgid(0, 0 [pid 31970] <... set_robust_list resumed>) = 0 [pid 31968] exit_group(0 [pid 31964] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31968] <... exit_group resumed>) = ? [pid 31970] chdir("./12817" [pid 31969] <... setpgid resumed>) = 0 [pid 31968] +++ exited with 0 +++ [pid 31964] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... restart_syscall resumed>) = 0 [pid 31964] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31964] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31964] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13129", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 31964] write(-1, "0x0000000000000001", 18 [pid 293] openat(AT_FDCWD, "./13129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31964] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... openat resumed>) = 3 [pid 31964] exit_group(0 [pid 293] newfstatat(3, "", [pid 31969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31964] <... exit_group resumed>) = ? [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 31964] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13129/binderfs", [pid 31969] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31969] write(3, "1000", 4 [pid 293] unlink("./13129/binderfs" [pid 31969] <... write resumed>) = 4 [pid 293] <... unlink resumed>) = 0 [pid 31969] close(3 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31969] <... close resumed>) = 0 [pid 293] close(3 [pid 31969] symlink("/dev/binderfs", "./binderfs" [pid 293] <... close resumed>) = 0 [pid 31970] <... chdir resumed>) = 0 executing program [pid 31969] <... symlink resumed>) = 0 [pid 293] rmdir("./13129" [pid 31969] write(1, "executing program\n", 18 [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13130", 0777 [pid 31969] <... write resumed>) = 18 [pid 293] <... mkdir resumed>) = 0 [pid 31969] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31969] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 31971 attached [pid 31969] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31971 [pid 31971] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 31971] chdir("./13130" [pid 31969] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12519", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31971] <... chdir resumed>) = 0 [pid 31969] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] openat(AT_FDCWD, "./12519", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31969] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31971] <... prctl resumed>) = 0 [pid 31971] setpgid(0, 0 [pid 289] <... openat resumed>) = 3 [pid 31969] write(-1, "0x0000000000000001", 18 [pid 289] newfstatat(3, "", [pid 31971] <... setpgid resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31969] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, [pid 31971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31969] exit_group(0 [pid 289] umount2("./12519/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 31971] <... openat resumed>) = 3 [pid 31969] <... exit_group resumed>) = ? [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31971] write(3, "1000", 4) = 4 [pid 289] newfstatat(AT_FDCWD, "./12519/binderfs", [pid 31971] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31971] <... close resumed>) = 0 [pid 289] unlink("./12519/binderfs" [pid 31971] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... unlink resumed>) = 0 [pid 31971] write(1, "executing program\n", 18 [pid 289] getdents64(3, [pid 31971] <... write resumed>) = 18 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31971] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] close(3 [pid 31969] +++ exited with 0 +++ [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] rmdir("./12519" [pid 292] umount2("./13005", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13005", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... rmdir resumed>) = 0 [pid 292] umount2("./13005/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] mkdir("./12520", 0777 [pid 292] newfstatat(AT_FDCWD, "./13005/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13005/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 292] close(3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13005") = 0 [pid 292] mkdir("./13006", 0777 [pid 31970] <... prctl resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31972 [pid 31971] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31970] setpgid(0, 0 [pid 31971] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31970] <... setpgid resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31973 [pid 31971] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31971] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31971] write(-1, "0x0000000000000001", 18 [pid 31970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31971] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31971] exit_group(0) = ? ./strace-static-x86_64: Process 31973 attached [pid 31971] +++ exited with 0 +++ [pid 31970] <... openat resumed>) = 3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31970] write(3, "1000", 4 [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31972 attached [pid 31970] <... write resumed>) = 4 [pid 31972] set_robust_list(0x5555712b4660, 24) = 0 [pid 31972] chdir("./12520") = 0 [pid 31972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31972] setpgid(0, 0 [pid 31970] close(3 [pid 31972] <... setpgid resumed>) = 0 [pid 31972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31970] <... close resumed>) = 0 [pid 31973] set_robust_list(0x5555712b4660, 24 [pid 31972] <... openat resumed>) = 3 [pid 31972] write(3, "1000", 4) = 4 [pid 31972] close(3) = 0 [pid 31970] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31973] <... set_robust_list resumed>) = 0 executing program [pid 31970] write(1, "executing program\n", 18) = 18 [pid 31970] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31970] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31970] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31970] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31970] exit_group(0) = ? [pid 31973] chdir("./13006" [pid 31970] +++ exited with 0 +++ [pid 31972] symlink("/dev/binderfs", "./binderfs" [pid 31973] <... chdir resumed>) = 0 [pid 31972] <... symlink resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31972] write(1, "executing program\n", 18) = 18 executing program [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 31973] <... prctl resumed>) = 0 [pid 31972] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31973] setpgid(0, 0 [pid 31972] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31973] <... setpgid resumed>) = 0 [pid 293] umount2("./13130", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31972] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31972] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "./13130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31972] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... openat resumed>) = 3 [pid 31972] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(3, "", [pid 31973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31972] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 31973] <... openat resumed>) = 3 [pid 31972] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] getdents64(3, [pid 31973] write(3, "1000", 4 [pid 31972] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31973] <... write resumed>) = 4 [pid 293] umount2("./13130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12670", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31973] close(3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31973] <... close resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13130/binderfs", [pid 290] openat(AT_FDCWD, "./12670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31973] symlink("/dev/binderfs", "./binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... openat resumed>) = 3 [pid 293] unlink("./13130/binderfs" [pid 290] newfstatat(3, "", [pid 31972] <... exit_group resumed>) = ? executing program [pid 31973] <... symlink resumed>) = 0 [pid 31972] +++ exited with 0 +++ [pid 293] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31973] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 31973] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] getdents64(3, [pid 293] close(3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... close resumed>) = 0 [pid 291] umount2("./12817", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31973] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] rmdir("./13130" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... rmdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] newfstatat(AT_FDCWD, "./12670/binderfs", [pid 31973] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] mkdir("./13131", 0777 [pid 291] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31973] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 290] unlink("./12670/binderfs" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... unlink resumed>) = 0 [pid 291] getdents64(3, ./strace-static-x86_64: Process 31974 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31974 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 31973] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] umount2("./12817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31973] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] close(3 [pid 291] newfstatat(AT_FDCWD, "./12817/binderfs", [pid 290] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] rmdir("./12670" [pid 31973] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] unlink("./12817/binderfs" [pid 31974] set_robust_list(0x5555712b4660, 24) = 0 [pid 31974] chdir("./13131" [pid 290] <... rmdir resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 290] mkdir("./12671", 0777 [pid 291] getdents64(3, [pid 31974] <... chdir resumed>) = 0 [pid 31974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31974] setpgid(0, 0) = 0 [pid 31974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... mkdir resumed>) = 0 [pid 31973] write(-1, "0x0000000000000001", 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31974] <... openat resumed>) = 3 [pid 31973] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] close(3 [pid 289] umount2("./12520", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31974] write(3, "1000", 4) = 4 [pid 31974] close(3) = 0 [pid 31974] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31973] exit_group(0 executing program [pid 291] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31973] <... exit_group resumed>) = ? [pid 291] rmdir("./12817" [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31975 [pid 289] openat(AT_FDCWD, "./12520", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31974] write(1, "executing program\n", 18) = 18 [pid 31974] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31974] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... rmdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 291] mkdir("./12818", 0777 [pid 289] newfstatat(3, "", [pid 31974] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31974] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31974] exit_group(0 [pid 289] getdents64(3, [pid 31974] <... exit_group resumed>) = ? [pid 31974] +++ exited with 0 +++ [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31976 [pid 289] umount2("./12520/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31973] +++ exited with 0 +++ [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] newfstatat(AT_FDCWD, "./12520/binderfs", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 31975 attached [pid 289] unlink("./12520/binderfs" [pid 31975] set_robust_list(0x5555712b4660, 24) = 0 [pid 31975] chdir("./12671" [pid 289] <... unlink resumed>) = 0 [pid 31975] <... chdir resumed>) = 0 [pid 289] getdents64(3, [pid 31975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31975] <... prctl resumed>) = 0 [pid 289] close(3 [pid 31975] setpgid(0, 0 [pid 289] <... close resumed>) = 0 [pid 31975] <... setpgid resumed>) = 0 [pid 31975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] rmdir("./12520" [pid 31975] <... openat resumed>) = 3 [pid 31975] write(3, "1000", 4) = 4 [pid 31975] close(3) = 0 [pid 31975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 31976 attached [pid 289] mkdir("./12521", 0777 [pid 31975] write(1, "executing program\n", 18executing program [pid 289] <... mkdir resumed>) = 0 [pid 31975] <... write resumed>) = 18 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31975] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31975] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31975] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31975] write(-1, "0x0000000000000001", 18 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31977 [pid 31975] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31975] exit_group(0) = ? [pid 31975] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 31977 attached [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 31977] set_robust_list(0x5555712b4660, 24) = 0 [pid 31976] set_robust_list(0x5555712b4660, 24 [pid 31977] chdir("./12521") = 0 [pid 31977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31977] setpgid(0, 0) = 0 [pid 31977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31977] write(3, "1000", 4) = 4 [pid 31977] close(3) = 0 [pid 31977] symlink("/dev/binderfs", "./binderfs" [pid 31976] <... set_robust_list resumed>) = 0 [pid 31977] <... symlink resumed>) = 0 [pid 31977] write(1, "executing program\n", 18executing program ) = 18 [pid 31977] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31977] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... restart_syscall resumed>) = 0 [pid 31977] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31977] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31976] chdir("./12818" [pid 293] umount2("./13131", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31977] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31976] <... chdir resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 31976] <... prctl resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31976] setpgid(0, 0 [pid 293] getdents64(3, [pid 292] umount2("./13006", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31976] <... setpgid resumed>) = 0 [pid 293] umount2("./13131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13006", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 31976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] newfstatat(AT_FDCWD, "./13131/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] getdents64(3, [pid 31976] <... openat resumed>) = 3 [pid 293] unlink("./13131/binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13006/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13006/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] unlink("./13006/binderfs" [pid 31976] write(3, "1000", 4 [pid 293] getdents64(3, [pid 292] <... unlink resumed>) = 0 [pid 31976] <... write resumed>) = 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] getdents64(3, [pid 290] <... restart_syscall resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 31976] close(3 [pid 293] close(3 [pid 292] <... close resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 292] rmdir("./13006" [pid 31976] <... close resumed>) = 0 [pid 293] rmdir("./13131" [pid 292] <... rmdir resumed>) = 0 [pid 31976] symlink("/dev/binderfs", "./binderfs" [pid 292] mkdir("./13007", 0777 [pid 31976] <... symlink resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 290] umount2("./12671", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31976] write(1, "executing program\n", 18 executing program [pid 293] mkdir("./13132", 0777 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31978 [pid 31976] <... write resumed>) = 18 [pid 293] <... mkdir resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... openat resumed>) = 3 [pid 31977] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31977] exit_group(0) = ? ./strace-static-x86_64: Process 31979 attached [pid 31977] +++ exited with 0 +++ [pid 31976] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] newfstatat(3, "", [pid 31976] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31979 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31976] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] getdents64(3, [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31978 attached [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31976] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 31976] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] newfstatat(AT_FDCWD, "./12671/binderfs", [pid 31978] set_robust_list(0x5555712b4660, 24 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31976] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] unlink("./12671/binderfs" [pid 31978] <... set_robust_list resumed>) = 0 [pid 31978] chdir("./13007" [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 31976] write(-1, "0x0000000000000001", 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 31976] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31978] <... chdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 290] rmdir("./12671" [pid 31978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31978] setpgid(0, 0) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12672", 0777 [pid 31976] exit_group(0 [pid 31978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31978] write(3, "1000", 4) = 4 [pid 290] <... mkdir resumed>) = 0 [pid 31976] <... exit_group resumed>) = ? [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12521", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31978] close(3) = 0 [pid 31978] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31978] write(1, "executing program\n", 18 [pid 289] openat(AT_FDCWD, "./12521", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31980 [pid 31978] <... write resumed>) = 18 [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 31978] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31978] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 31978] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31978] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12521/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31978] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31978] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] newfstatat(AT_FDCWD, "./12521/binderfs", [pid 31978] write(-1, "0x0000000000000001", 18 executing program [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31976] +++ exited with 0 +++ [pid 289] unlink("./12521/binderfs" [pid 31978] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31978] exit_group(0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... unlink resumed>) = 0 [pid 31978] <... exit_group resumed>) = ? [pid 289] getdents64(3, [pid 31979] set_robust_list(0x5555712b4660, 24 [pid 31978] +++ exited with 0 +++ [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... close resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] rmdir("./12521"./strace-static-x86_64: Process 31980 attached [pid 31980] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 31980] chdir("./12672" [pid 289] mkdir("./12522", 0777 [pid 31980] <... chdir resumed>) = 0 [pid 31980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31980] setpgid(0, 0) = 0 [pid 31980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31980] <... openat resumed>) = 3 [pid 31980] write(3, "1000", 4) = 4 [pid 31980] close(3) = 0 [pid 31980] symlink("/dev/binderfs", "./binderfs" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31981 [pid 31979] <... set_robust_list resumed>) = 0 [pid 31980] <... symlink resumed>) = 0 executing program [pid 31980] write(1, "executing program\n", 18) = 18 [pid 31980] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31980] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31979] chdir("./13132" [pid 31980] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31980] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31980] write(-1, "0x0000000000000001", 18 [pid 31979] <... chdir resumed>) = 0 [pid 31980] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31980] exit_group(0) = ? [pid 31979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31979] setpgid(0, 0) = 0 [pid 31980] +++ exited with 0 +++ [pid 31979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 31981 attached [pid 31979] <... openat resumed>) = 3 [pid 31981] set_robust_list(0x5555712b4660, 24) = 0 [pid 31979] write(3, "1000", 4 [pid 31981] chdir("./12522" [pid 31979] <... write resumed>) = 4 [pid 31981] <... chdir resumed>) = 0 [pid 31979] close(3 [pid 31981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31979] <... close resumed>) = 0 [pid 31979] symlink("/dev/binderfs", "./binderfs" [pid 31981] setpgid(0, 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 31981] <... setpgid resumed>) = 0 [pid 292] umount2("./13007", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 292] openat(AT_FDCWD, "./13007", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31979] <... symlink resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 291] <... restart_syscall resumed>) = 0 [pid 31979] write(1, "executing program\n", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31981] <... openat resumed>) = 3 [pid 31979] <... write resumed>) = 18 [pid 292] getdents64(3, [pid 291] umount2("./12818", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31981] write(3, "1000", 4 [pid 31979] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] umount2("./13007/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] openat(AT_FDCWD, "./12818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31981] <... write resumed>) = 4 [pid 31979] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... openat resumed>) = 3 [pid 31981] close(3 [pid 31979] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] newfstatat(AT_FDCWD, "./13007/binderfs", [pid 31981] <... close resumed>) = 0 [pid 291] newfstatat(3, "", [pid 31981] symlink("/dev/binderfs", "./binderfs" [pid 31979] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31979] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] unlink("./13007/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 292] getdents64(3, [pid 31979] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] umount2("./12818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] close(3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... close resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12818/binderfs", [pid 31979] write(-1, "0x0000000000000001", 18 [pid 292] rmdir("./13007" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31981] <... symlink resumed>) = 0 [pid 31979] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 291] unlink("./12818/binderfs" [pid 292] mkdir("./13008", 0777 [pid 291] <... unlink resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] getdents64(3, [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 31981] write(1, "executing program\n", 18 [pid 31979] exit_group(0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31982 [pid 291] <... close resumed>) = 0 executing program [pid 31981] <... write resumed>) = 18 [pid 31979] <... exit_group resumed>) = ? [pid 291] rmdir("./12818" [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12672", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31981] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 31981] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] mkdir("./12819", 0777 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31981] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] newfstatat(AT_FDCWD, "./12672/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12672/binderfs" [pid 31981] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 31981] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31983 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 31981] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12672" [pid 31981] write(-1, "0x0000000000000001", 18 [pid 31979] +++ exited with 0 +++ [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12673", 0777 [pid 31981] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... mkdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 31984 attached [pid 31981] exit_group(0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31984 [pid 31981] <... exit_group resumed>) = ? [pid 31984] set_robust_list(0x5555712b4660, 24./strace-static-x86_64: Process 31982 attached [pid 31982] set_robust_list(0x5555712b4660, 24) = 0 [pid 31982] chdir("./13008") = 0 [pid 31982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31982] setpgid(0, 0 [pid 31981] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31982] <... setpgid resumed>) = 0 [pid 31984] <... set_robust_list resumed>) = 0 [pid 31982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 31983 attached [pid 31984] chdir("./12673") = 0 [pid 31982] write(3, "1000", 4) = 4 [pid 31982] close(3) = 0 [pid 31982] symlink("/dev/binderfs", "./binderfs" [pid 31984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31983] set_robust_list(0x5555712b4660, 24) = 0 [pid 31984] setpgid(0, 0) = 0 [pid 31983] chdir("./12819" [pid 31984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31983] <... chdir resumed>) = 0 [pid 31983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31983] setpgid(0, 0 [pid 31984] <... openat resumed>) = 3 [pid 31982] <... symlink resumed>) = 0 executing program [pid 31982] write(1, "executing program\n", 18) = 18 [pid 31982] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31984] write(3, "1000", 4 [pid 31983] <... setpgid resumed>) = 0 [pid 31982] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31984] <... write resumed>) = 4 [pid 31982] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31982] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31982] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31982] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31984] close(3 [pid 293] <... restart_syscall resumed>) = 0 [pid 31984] <... close resumed>) = 0 [pid 31982] exit_group(0 [pid 31984] symlink("/dev/binderfs", "./binderfs" [pid 31982] <... exit_group resumed>) = ? [pid 31983] <... openat resumed>) = 3 [pid 293] umount2("./13132", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31984] <... symlink resumed>) = 0 [pid 31983] write(3, "1000", 4 [pid 31982] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 31984] write(1, "executing program\n", 18 [pid 31983] <... write resumed>) = 4 [pid 293] openat(AT_FDCWD, "./13132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31984] <... write resumed>) = 18 [pid 31983] close(3 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... openat resumed>) = 3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 31984] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31983] <... close resumed>) = 0 [pid 293] newfstatat(3, "", [pid 31984] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31983] symlink("/dev/binderfs", "./binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31984] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] umount2("./13132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31983] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... restart_syscall resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13132/binderfs", [pid 31984] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31983] write(1, "executing program\n", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31984] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31983] <... write resumed>) = 18 [pid 293] unlink("./13132/binderfs") = 0 [pid 292] umount2("./13008", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31984] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31983] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] openat(AT_FDCWD, "./13008", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] close(3 [pid 292] <... openat resumed>) = 3 [pid 31984] write(-1, "0x0000000000000001", 18 [pid 293] <... close resumed>) = 0 [pid 292] newfstatat(3, "", [pid 31984] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31983] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] rmdir("./13132" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 292] getdents64(3, [pid 293] mkdir("./13133", 0777 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... mkdir resumed>) = 0 [pid 31983] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] umount2("./13008/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31984] exit_group(0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13008/binderfs", [pid 31983] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31985 [pid 31984] <... exit_group resumed>) = ? [pid 31983] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 31985 attached [pid 31984] +++ exited with 0 +++ [pid 292] unlink("./13008/binderfs" [pid 31983] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... restart_syscall resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31983] write(-1, "0x0000000000000001", 18 [pid 292] <... unlink resumed>) = 0 [pid 31983] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] getdents64(3, [pid 290] umount2("./12673", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31983] exit_group(0 [pid 292] close(3 [pid 290] <... openat resumed>) = 3 [pid 292] <... close resumed>) = 0 [pid 290] newfstatat(3, "", [pid 289] umount2("./12522", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31983] <... exit_group resumed>) = ? [pid 292] rmdir("./13008" [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... rmdir resumed>) = 0 [pid 290] umount2("./12673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12522", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] mkdir("./13009", 0777 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12673/binderfs", [pid 289] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12673/binderfs") = 0 [pid 292] <... mkdir resumed>) = 0 [pid 290] getdents64(3, [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(3, "", [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12673") = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31986 [pid 290] mkdir("./12674", 0777 [pid 31985] set_robust_list(0x5555712b4660, 24 [pid 31983] +++ exited with 0 +++ [pid 290] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 31985] <... set_robust_list resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 31986 attached [pid 31985] chdir("./13133" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 31985] <... chdir resumed>) = 0 [pid 289] umount2("./12522/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31987 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] newfstatat(AT_FDCWD, "./12522/binderfs", [pid 31985] <... prctl resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31985] setpgid(0, 0 [pid 289] unlink("./12522/binderfs" [pid 31985] <... setpgid resumed>) = 0 [pid 31985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... unlink resumed>) = 0 [pid 31985] <... openat resumed>) = 3 [pid 289] getdents64(3, [pid 31986] set_robust_list(0x5555712b4660, 24 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31985] write(3, "1000", 4 [pid 289] close(3 [pid 31985] <... write resumed>) = 4 [pid 289] <... close resumed>) = 0 [pid 31985] close(3 [pid 289] rmdir("./12522" [pid 31985] <... close resumed>) = 0 [pid 31985] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... rmdir resumed>) = 0 [pid 31985] write(1, "executing program\n", 18 executing program [pid 289] mkdir("./12523", 0777 [pid 31985] <... write resumed>) = 18 [pid 31985] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31985] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... mkdir resumed>) = 0 [pid 31985] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31985] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31985] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31985] exit_group(0) = ? [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31988 ./strace-static-x86_64: Process 31988 attached ./strace-static-x86_64: Process 31987 attached [pid 31986] <... set_robust_list resumed>) = 0 [pid 31988] set_robust_list(0x5555712b4660, 24 [pid 31987] set_robust_list(0x5555712b4660, 24 [pid 31986] chdir("./13009" [pid 31985] +++ exited with 0 +++ [pid 31988] <... set_robust_list resumed>) = 0 [pid 31987] <... set_robust_list resumed>) = 0 [pid 31987] chdir("./12674" [pid 31986] <... chdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31988] chdir("./12523" [pid 31987] <... chdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 31987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31987] setpgid(0, 0) = 0 [pid 31988] <... chdir resumed>) = 0 [pid 31986] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31987] <... openat resumed>) = 3 [pid 31986] <... prctl resumed>) = 0 [pid 31988] <... prctl resumed>) = 0 [pid 31986] setpgid(0, 0 [pid 31988] setpgid(0, 0 [pid 31986] <... setpgid resumed>) = 0 [pid 31988] <... setpgid resumed>) = 0 [pid 31987] write(3, "1000", 4 [pid 31986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31986] <... openat resumed>) = 3 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 31988] <... openat resumed>) = 3 [pid 31986] write(3, "1000", 4 [pid 31988] write(3, "1000", 4 [pid 31986] <... write resumed>) = 4 [pid 31988] <... write resumed>) = 4 [pid 31986] close(3 [pid 31988] close(3 [pid 31986] <... close resumed>) = 0 [pid 31988] <... close resumed>) = 0 [pid 31986] symlink("/dev/binderfs", "./binderfs" [pid 31987] <... write resumed>) = 4 [pid 293] umount2("./13133", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12819", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31988] symlink("/dev/binderfs", "./binderfs" [pid 31986] <... symlink resumed>) = 0 executing program [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31986] write(1, "executing program\n", 18 [pid 293] openat(AT_FDCWD, "./13133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31986] <... write resumed>) = 18 [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 31988] <... symlink resumed>) = 0 [pid 31986] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31988] write(1, "executing program\n", 18 [pid 31986] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 31988] <... write resumed>) = 18 [pid 31986] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31987] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31988] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31986] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31988] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31987] <... close resumed>) = 0 [pid 31986] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31988] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31987] symlink("/dev/binderfs", "./binderfs" [pid 31986] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(AT_FDCWD, "./13133/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12819/binderfs", [pid 31988] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31986] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31988] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31986] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13133/binderfs" [pid 291] unlink("./12819/binderfs" [pid 31986] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 31986] <... exit_group resumed>) = ? [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 291] close(3 [pid 293] <... close resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 293] rmdir("./13133" [pid 291] rmdir("./12819" [pid 31988] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31987] <... symlink resumed>) = 0 [pid 31986] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 293] mkdir("./13134", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 291] mkdir("./12820", 0777 [pid 31988] write(-1, "0x0000000000000001", 18 [pid 31987] write(1, "executing program\n", 18 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 31988] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31987] <... write resumed>) = 18 [pid 293] <... mkdir resumed>) = 0 [pid 31988] exit_group(0 [pid 31987] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... mkdir resumed>) = 0 [pid 31988] <... exit_group resumed>) = ? [pid 31987] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 31989 attached [pid 31987] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31988] +++ exited with 0 +++ [pid 31987] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31989 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31989] set_robust_list(0x5555712b4660, 24 [pid 31987] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31990 ./strace-static-x86_64: Process 31990 attached [pid 31989] <... set_robust_list resumed>) = 0 [pid 31987] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31990] set_robust_list(0x5555712b4660, 24) = 0 [pid 31989] chdir("./13134" [pid 31987] write(-1, "0x0000000000000001", 18 [pid 31989] <... chdir resumed>) = 0 [pid 31987] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31990] chdir("./12820" [pid 31989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31987] exit_group(0 [pid 31990] <... chdir resumed>) = 0 [pid 31987] <... exit_group resumed>) = ? [pid 31989] <... prctl resumed>) = 0 [pid 31989] setpgid(0, 0) = 0 [pid 31989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31987] +++ exited with 0 +++ [pid 31990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31989] write(3, "1000", 4 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31989] <... write resumed>) = 4 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 31989] close(3) = 0 [pid 31989] symlink("/dev/binderfs", "./binderfs" [pid 31990] <... prctl resumed>) = 0 [pid 31990] setpgid(0, 0 [pid 31989] <... symlink resumed>) = 0 [pid 31990] <... setpgid resumed>) = 0 executing program [pid 31990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31989] write(1, "executing program\n", 18 [pid 31990] <... openat resumed>) = 3 [pid 31989] <... write resumed>) = 18 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 31989] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 31990] write(3, "1000", 4) = 4 [pid 290] umount2("./12674", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31989] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] umount2("./13009", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12523", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31989] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13009", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... openat resumed>) = 3 [pid 289] openat(AT_FDCWD, "./12523", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31989] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 31989] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 31990] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31989] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] umount2("./13009/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] newfstatat(AT_FDCWD, "./13009/binderfs", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31989] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(AT_FDCWD, "./12674/binderfs", [pid 289] umount2("./12523/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31989] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13009/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31990] <... close resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 290] unlink("./12674/binderfs" [pid 289] newfstatat(AT_FDCWD, "./12523/binderfs", [pid 292] getdents64(3, [pid 31990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31989] exit_group(0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31989] <... exit_group resumed>) = ? executing program [pid 292] close(3 [pid 290] getdents64(3, [pid 289] unlink("./12523/binderfs" [pid 292] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31990] write(1, "executing program\n", 18) = 18 [pid 31990] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] rmdir("./13009" [pid 290] close(3 [pid 289] <... unlink resumed>) = 0 [pid 31990] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31990] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31990] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 31990] write(-1, "0x0000000000000001", 18 [pid 292] mkdir("./13010", 0777 [pid 290] rmdir("./12674" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31990] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31990] exit_group(0) = ? [pid 31990] +++ exited with 0 +++ [pid 31989] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] close(3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] mkdir("./12675", 0777 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... close resumed>) = 0 ./strace-static-x86_64: Process 31991 attached [pid 290] <... mkdir resumed>) = 0 [pid 289] rmdir("./12523" [pid 31991] set_robust_list(0x5555712b4660, 24 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31991 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... rmdir resumed>) = 0 [pid 31991] <... set_robust_list resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31992 [pid 289] mkdir("./12524", 0777./strace-static-x86_64: Process 31992 attached [pid 31992] set_robust_list(0x5555712b4660, 24) = 0 [pid 31992] chdir("./12675" [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31991] chdir("./13010" [pid 31992] <... chdir resumed>) = 0 [pid 31992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31992] setpgid(0, 0) = 0 [pid 31991] <... chdir resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31993 [pid 31991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31991] setpgid(0, 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 31991] <... setpgid resumed>) = 0 [pid 31992] <... openat resumed>) = 3 ./strace-static-x86_64: Process 31993 attached [pid 31991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] umount2("./13134", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31992] write(3, "1000", 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] umount2("./12820", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(3, "", [pid 291] openat(AT_FDCWD, "./12820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31991] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31992] <... write resumed>) = 4 [pid 291] <... openat resumed>) = 3 [pid 31991] write(3, "1000", 4 [pid 293] getdents64(3, [pid 291] newfstatat(3, "", [pid 31992] close(3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31991] <... write resumed>) = 4 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./13134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31991] close(3 [pid 291] getdents64(3, [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31992] <... close resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13134/binderfs", [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31991] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31991] symlink("/dev/binderfs", "./binderfs" [pid 293] unlink("./13134/binderfs" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31992] symlink("/dev/binderfs", "./binderfs"executing program executing program ) = 0 [pid 31991] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12820/binderfs", [pid 31991] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31992] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31991] <... write resumed>) = 18 [pid 291] unlink("./12820/binderfs" [pid 293] close(3 [pid 31992] <... write resumed>) = 18 [pid 31992] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... unlink resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 291] getdents64(3, [pid 31991] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] rmdir("./13134" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31992] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31992] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31992] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31991] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 291] close(3 [pid 31991] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] mkdir("./13135", 0777 [pid 291] <... close resumed>) = 0 [pid 31992] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31992] exit_group(0) = ? [pid 293] <... mkdir resumed>) = 0 [pid 291] rmdir("./12820" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31992] +++ exited with 0 +++ [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12821", 0777 [pid 31991] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31994 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31993] set_robust_list(0x5555712b4660, 24) = 0 [pid 31993] chdir("./12524") = 0 [pid 31993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 31991] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 31993] <... prctl resumed>) = 0 [pid 31993] setpgid(0, 0) = 0 [pid 31993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 31995 [pid 31991] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 31991] write(-1, "0x0000000000000001", 18 [pid 31993] <... openat resumed>) = 3 [pid 31993] write(3, "1000", 4) = 4 [pid 31993] close(3) = 0 [pid 31991] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 31993] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 31994 attached [pid 31991] exit_group(0) = ? [pid 31993] <... symlink resumed>) = 0 [pid 31993] write(1, "executing program\n", 18) = 18 [pid 31993] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31993] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 31991] +++ exited with 0 +++ [pid 31993] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 31993] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 31993] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 31994] set_robust_list(0x5555712b4660, 24 [pid 31993] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 31995 attached ) = -1 EBADF (Bad file descriptor) [pid 31993] exit_group(0) = ? [pid 31995] set_robust_list(0x5555712b4660, 24 [pid 31994] <... set_robust_list resumed>) = 0 [pid 31993] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31995] <... set_robust_list resumed>) = 0 [pid 31995] chdir("./12821" [pid 31994] chdir("./13135") = 0 [pid 31995] <... chdir resumed>) = 0 [pid 31994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31994] <... prctl resumed>) = 0 [pid 31994] setpgid(0, 0) = 0 [pid 31995] <... prctl resumed>) = 0 [pid 31994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 31995] setpgid(0, 0 [pid 31994] <... openat resumed>) = 3 [pid 31995] <... setpgid resumed>) = 0 [pid 31994] write(3, "1000", 4) = 4 [pid 31994] close(3 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 31995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] umount2("./13010", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31994] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... restart_syscall resumed>) = 0 [pid 31994] symlink("/dev/binderfs", "./binderfs" [pid 292] openat(AT_FDCWD, "./13010", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] umount2("./12675", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31994] <... symlink resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 31995] <... openat resumed>) = 3 [pid 31994] write(1, "executing program\n", 18 [pid 292] newfstatat(3, "", [pid 290] openat(AT_FDCWD, "./12675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] umount2("./12524", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31995] write(3, "1000", 4 [pid 31994] <... write resumed>) = 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 31994] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] getdents64(3, [pid 290] newfstatat(3, "", [pid 289] openat(AT_FDCWD, "./12524", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 31994] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... openat resumed>) = 3 [pid 31995] <... write resumed>) = 4 [pid 31994] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] umount2("./13010/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 289] newfstatat(3, "", [pid 31995] close(3 [pid 31994] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 31994] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] newfstatat(AT_FDCWD, "./13010/binderfs", [pid 290] umount2("./12675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 31995] <... close resumed>) = 0 [pid 31994] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 31994] write(-1, "0x0000000000000001", 18 [pid 292] unlink("./13010/binderfs" [pid 290] newfstatat(AT_FDCWD, "./12675/binderfs", [pid 289] umount2("./12524/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 31995] symlink("/dev/binderfs", "./binderfs" [pid 31994] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 290] unlink("./12675/binderfs" [pid 289] newfstatat(AT_FDCWD, "./12524/binderfs", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31995] <... symlink resumed>) = 0 [pid 31994] exit_group(0 [pid 292] close(3 [pid 290] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 31994] <... exit_group resumed>) = ? [pid 292] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 289] unlink("./12524/binderfs" [pid 292] rmdir("./13010" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... unlink resumed>) = 0 [pid 31995] write(1, "executing program\n", 18) = 18 [pid 31995] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 290] close(3 [pid 289] getdents64(3, [pid 292] mkdir("./13011", 0777 [pid 290] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 31995] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31995] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31995] write(-1, "0x0000000000000001", 18 [pid 292] <... mkdir resumed>) = 0 [pid 290] rmdir("./12675" [pid 289] close(3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31995] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 31995] exit_group(0) = ? [pid 290] <... rmdir resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 31995] +++ exited with 0 +++ [pid 290] mkdir("./12676", 0777 [pid 289] rmdir("./12524" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 31996 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 31996 attached [pid 31996] set_robust_list(0x5555712b4660, 24) = 0 [pid 31996] chdir("./13011" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... mkdir resumed>) = 0 [pid 31996] <... chdir resumed>) = 0 [pid 31996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31996] setpgid(0, 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... rmdir resumed>) = 0 [pid 31994] +++ exited with 0 +++ [pid 31996] <... setpgid resumed>) = 0 [pid 31996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] mkdir("./12525", 0777 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 31997 [pid 31996] write(3, "1000", 4) = 4 [pid 31996] close(3) = 0 [pid 31996] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 executing program [pid 31996] write(1, "executing program\n", 18 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31996] <... write resumed>) = 18 [pid 31996] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31996] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 31998 [pid 31996] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31996] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 31998 attached ./strace-static-x86_64: Process 31997 attached [pid 31996] exit_group(0 [pid 31998] set_robust_list(0x5555712b4660, 24) = 0 [pid 31998] chdir("./12525" [pid 31996] <... exit_group resumed>) = ? [pid 31997] set_robust_list(0x5555712b4660, 24 [pid 31998] <... chdir resumed>) = 0 [pid 31998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 31998] setpgid(0, 0) = 0 [pid 31998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31997] <... set_robust_list resumed>) = 0 [pid 31998] write(3, "1000", 4) = 4 [pid 31998] close(3) = 0 [pid 31998] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31997] chdir("./12676" [pid 31998] write(1, "executing program\n", 18executing program ) = 18 [pid 31998] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31998] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31998] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 31998] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31998] exit_group(0) = ? [pid 31997] <... chdir resumed>) = 0 [pid 31998] +++ exited with 0 +++ [pid 31997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 31996] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 31997] <... prctl resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 31997] setpgid(0, 0) = 0 [pid 31997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31997] write(3, "1000", 4) = 4 [pid 31997] close(3) = 0 [pid 31997] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 31997] write(1, "executing program\n", 18) = 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13135", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13135/binderfs", [pid 291] umount2("./12821", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] openat(AT_FDCWD, "./12821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] unlink("./13135/binderfs" [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 293] <... unlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] getdents64(3, [pid 291] umount2("./12821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] close(3 [pid 291] newfstatat(AT_FDCWD, "./12821/binderfs", [pid 293] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12821/binderfs" [pid 31997] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] rmdir("./13135" [pid 291] <... unlink resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12821" [pid 293] <... rmdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 293] mkdir("./13136", 0777 [pid 291] mkdir("./12822", 0777 [pid 293] <... mkdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 292] umount2("./13011", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] openat(AT_FDCWD, "./13011", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 31999 [pid 292] <... openat resumed>) = 3 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32000 [pid 289] umount2("./12525", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(3, "", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12525", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 31997] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 31997] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13011/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12525/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13011/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12525/binderfs", [pid 31997] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 31997] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] unlink("./13011/binderfs" [pid 289] unlink("./12525/binderfs" [pid 292] <... unlink resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 289] getdents64(3, ./strace-static-x86_64: Process 31999 attached [pid 31997] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 289] close(3) = 0 [pid 289] rmdir("./12525" [pid 31997] write(-1, "0x0000000000000001", 18 [pid 292] <... close resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12526", 0777 [pid 31997] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] rmdir("./13011" [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31997] exit_group(0 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13012", 0777 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32001 [pid 31997] <... exit_group resumed>) = ? [pid 31999] set_robust_list(0x5555712b4660, 24) = 0 [pid 31999] chdir("./13136") = 0 [pid 31999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... mkdir resumed>) = 0 [pid 31999] <... prctl resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 31999] setpgid(0, 0) = 0 [pid 31999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 31999] write(3, "1000", 4 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32002 [pid 31999] <... write resumed>) = 4 [pid 31999] close(3) = 0 [pid 31999] symlink("/dev/binderfs", "./binderfs") = 0 [pid 31997] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>executing program [pid 31999] write(1, "executing program\n", 18) = 18 [pid 31999] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 31999] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 31999] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32001 attached [pid 31999] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 31999] exit_group(0 [pid 32001] set_robust_list(0x5555712b4660, 24 [pid 31999] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32002 attached [pid 32001] <... set_robust_list resumed>) = 0 [pid 31999] +++ exited with 0 +++ ./strace-static-x86_64: Process 32000 attached [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32000] set_robust_list(0x5555712b4660, 24 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32000] <... set_robust_list resumed>) = 0 [pid 32000] chdir("./12822") = 0 [pid 32000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32001] chdir("./12526" [pid 32000] setpgid(0, 0) = 0 [pid 32000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32002] set_robust_list(0x5555712b4660, 24 [pid 32001] <... chdir resumed>) = 0 [pid 32002] <... set_robust_list resumed>) = 0 [pid 32001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32000] <... openat resumed>) = 3 [pid 32000] write(3, "1000", 4) = 4 [pid 32000] close(3) = 0 [pid 32000] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32000] write(1, "executing program\n", 18executing program [pid 32002] chdir("./13012" [pid 32000] <... write resumed>) = 18 [pid 32000] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32000] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32000] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32000] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32001] <... prctl resumed>) = 0 [pid 32000] exit_group(0 [pid 32002] <... chdir resumed>) = 0 [pid 32001] setpgid(0, 0 [pid 32000] <... exit_group resumed>) = ? [pid 32002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32001] <... setpgid resumed>) = 0 [pid 32000] +++ exited with 0 +++ [pid 290] <... restart_syscall resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32002] <... prctl resumed>) = 0 [pid 32001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] umount2("./12676", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32002] setpgid(0, 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32002] <... setpgid resumed>) = 0 [pid 32001] <... openat resumed>) = 3 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 32002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32001] write(3, "1000", 4 [pid 293] umount2("./13136", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12822", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32001] <... write resumed>) = 4 [pid 290] newfstatat(AT_FDCWD, "./12676/binderfs", [pid 32002] <... openat resumed>) = 3 [pid 32001] close(3 [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32002] write(3, "1000", 4 [pid 32001] <... close resumed>) = 0 [pid 293] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 290] unlink("./12676/binderfs" [pid 32002] <... write resumed>) = 4 [pid 32001] symlink("/dev/binderfs", "./binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... close resumed>) = 0 [pid 32002] close(3 [pid 293] umount2("./13136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] rmdir("./12676" [pid 32002] <... close resumed>) = 0 [pid 32001] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... rmdir resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13136/binderfs", [pid 290] mkdir("./12677", 0777executing program [pid 32002] symlink("/dev/binderfs", "./binderfs" [pid 32001] write(1, "executing program\n", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... mkdir resumed>) = 0 [pid 293] unlink("./13136/binderfs" [pid 291] newfstatat(AT_FDCWD, "./12822/binderfs", [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32003 attached [pid 32002] <... symlink resumed>) = 0 [pid 32001] <... write resumed>) = 18 [pid 293] <... unlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] getdents64(3, [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32003 [pid 32002] write(1, "executing program\n", 18 executing program [pid 32001] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] unlink("./12822/binderfs" [pid 32002] <... write resumed>) = 18 [pid 32001] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] close(3 [pid 32002] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32001] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... close resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 32003] set_robust_list(0x5555712b4660, 24 [pid 293] rmdir("./13136" [pid 291] getdents64(3, [pid 32001] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32002] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32001] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... rmdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32002] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] mkdir("./13137", 0777 [pid 291] close(3 [pid 32001] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 32002] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] rmdir("./12822" [pid 32001] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 32004 attached [pid 32004] set_robust_list(0x5555712b4660, 24) = 0 [pid 32004] chdir("./13137" [pid 32002] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32001] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32004 [pid 291] <... rmdir resumed>) = 0 [pid 32004] <... chdir resumed>) = 0 [pid 291] mkdir("./12823", 0777 [pid 32004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32002] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32004] <... prctl resumed>) = 0 [pid 32004] setpgid(0, 0) = 0 [pid 32004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 32004] <... openat resumed>) = 3 [pid 32002] write(-1, "0x0000000000000001", 18 [pid 32001] exit_group(0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32004] write(3, "1000", 4) = 4 [pid 32004] close(3) = 0 [pid 32004] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32002] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32001] <... exit_group resumed>) = ? executing program [pid 32004] write(1, "executing program\n", 18) = 18 [pid 32004] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32004] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32004] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32004] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32004] exit_group(0) = ? [pid 32004] +++ exited with 0 +++ [pid 32002] exit_group(0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32005 ./strace-static-x86_64: Process 32005 attached [pid 32005] set_robust_list(0x5555712b4660, 24) = 0 [pid 32001] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32002] <... exit_group resumed>) = ? [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32005] chdir("./12823") = 0 [pid 32005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32005] setpgid(0, 0) = 0 [pid 32002] +++ exited with 0 +++ [pid 32005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32005] write(3, "1000", 4) = 4 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32005] close(3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32005] <... close resumed>) = 0 [pid 32005] symlink("/dev/binderfs", "./binderfs" [pid 32003] <... set_robust_list resumed>) = 0 executing program [pid 32005] <... symlink resumed>) = 0 [pid 32005] write(1, "executing program\n", 18) = 18 [pid 32005] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32003] chdir("./12677" [pid 32005] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32005] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32003] <... chdir resumed>) = 0 [pid 32005] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32005] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32005] exit_group(0) = ? [pid 32003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32003] setpgid(0, 0 [pid 32005] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32003] <... setpgid resumed>) = 0 [pid 32003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32003] write(3, "1000", 4 [pid 289] <... restart_syscall resumed>) = 0 [pid 32003] <... write resumed>) = 4 [pid 289] umount2("./12526", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12526", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12526/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12526/binderfs", [pid 292] umount2("./13012", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] unlink("./12526/binderfs" [pid 32003] close(3 [pid 292] openat(AT_FDCWD, "./13012", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 292] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 32003] <... close resumed>) = 0 [pid 292] newfstatat(3, "", [pid 289] rmdir("./12526" [pid 32003] symlink("/dev/binderfs", "./binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12527", 0777 [pid 32003] <... symlink resumed>) = 0 [pid 292] getdents64(3, [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 32003] write(1, "executing program\n", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32003] <... write resumed>) = 18 [pid 292] umount2("./13012/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32006 [pid 293] umount2("./13137", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32003] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13012/binderfs", [pid 293] openat(AT_FDCWD, "./13137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32003] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... openat resumed>) = 3 [pid 292] unlink("./13012/binderfs" [pid 293] newfstatat(3, "", [pid 32003] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 32003] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32003] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] close(3 [pid 32003] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... close resumed>) = 0 [pid 293] umount2("./13137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32003] write(-1, "0x0000000000000001", 18 [pid 292] rmdir("./13012" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32003] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(AT_FDCWD, "./13137/binderfs", [pid 292] <... rmdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] mkdir("./13013", 0777 [pid 32003] exit_group(0 [pid 293] unlink("./13137/binderfs" [pid 292] <... mkdir resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 32003] <... exit_group resumed>) = ? [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32006 attached [pid 293] getdents64(3, [pid 32006] set_robust_list(0x5555712b4660, 24 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32006] <... set_robust_list resumed>) = 0 [pid 293] close(3 [pid 32006] chdir("./12527" [pid 293] <... close resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32006] <... chdir resumed>) = 0 [pid 293] rmdir("./13137" [pid 32006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32003] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 32006] <... prctl resumed>) = 0 [pid 293] mkdir("./13138", 0777 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32007 [pid 32006] setpgid(0, 0 [pid 293] <... mkdir resumed>) = 0 [pid 32006] <... setpgid resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32008 attached [pid 32006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] umount2("./12823", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32006] <... openat resumed>) = 3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32008 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32006] write(3, "1000", 4) = 4 [pid 32006] close(3) = 0 [pid 32006] symlink("/dev/binderfs", "./binderfs"executing program [pid 32008] set_robust_list(0x5555712b4660, 24 [pid 32006] <... symlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32006] write(1, "executing program\n", 18) = 18 [pid 32006] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] openat(AT_FDCWD, "./12823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32006] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32006] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32006] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32006] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32006] exit_group(0) = ? [pid 32008] <... set_robust_list resumed>) = 0 [pid 32006] +++ exited with 0 +++ [pid 291] <... openat resumed>) = 3 [pid 290] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32007 attached [pid 32007] set_robust_list(0x5555712b4660, 24) = 0 [pid 32007] chdir("./13013" [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] newfstatat(3, "", [pid 32007] <... chdir resumed>) = 0 [pid 32007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32007] setpgid(0, 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] umount2("./12677", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, [pid 32007] <... setpgid resumed>) = 0 [pid 32007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32007] <... openat resumed>) = 3 [pid 291] umount2("./12823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 291] newfstatat(AT_FDCWD, "./12823/binderfs", [pid 290] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] unlink("./12823/binderfs" [pid 290] getdents64(3, [pid 32007] write(3, "1000", 4) = 4 [pid 32007] close(3 [pid 291] <... unlink resumed>) = 0 [pid 32007] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 290] umount2("./12677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] close(3 [pid 290] newfstatat(AT_FDCWD, "./12677/binderfs", [pid 291] <... close resumed>) = 0 executing program [pid 32007] symlink("/dev/binderfs", "./binderfs" [pid 291] rmdir("./12823" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32007] <... symlink resumed>) = 0 [pid 32007] write(1, "executing program\n", 18) = 18 [pid 291] <... rmdir resumed>) = 0 [pid 290] unlink("./12677/binderfs" [pid 32007] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... unlink resumed>) = 0 [pid 291] mkdir("./12824", 0777 [pid 290] getdents64(3, [pid 32007] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32007] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32007] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32007] write(-1, "0x0000000000000001", 18 [pid 291] <... mkdir resumed>) = 0 [pid 290] close(3 [pid 289] <... restart_syscall resumed>) = 0 [pid 32007] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... close resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] rmdir("./12677" [pid 32007] exit_group(0) = ? [pid 32007] +++ exited with 0 +++ [pid 290] <... rmdir resumed>) = 0 [pid 289] umount2("./12527", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32009 [pid 290] mkdir("./12678", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32009 attached [pid 32009] set_robust_list(0x5555712b4660, 24) = 0 [pid 32009] chdir("./12824" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... mkdir resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12527", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32009] <... chdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(3, "", [pid 32009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32009] setpgid(0, 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32009] <... setpgid resumed>) = 0 [pid 32009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32010 [pid 289] umount2("./12527/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12527/binderfs", [pid 32009] <... openat resumed>) = 3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32009] write(3, "1000", 4 [pid 289] unlink("./12527/binderfs" [pid 32009] <... write resumed>) = 4 [pid 32009] close(3) = 0 [pid 32009] symlink("/dev/binderfs", "./binderfs" [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 32009] <... symlink resumed>) = 0 executing program [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32009] write(1, "executing program\n", 18 [pid 289] close(3 [pid 32009] <... write resumed>) = 18 [pid 289] <... close resumed>) = 0 [pid 32009] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] rmdir("./12527" [pid 32008] chdir("./13138"./strace-static-x86_64: Process 32010 attached [pid 32009] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 32009] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] mkdir("./12528", 0777 [pid 32009] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32009] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32009] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32009] exit_group(0 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32009] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32011 attached [pid 32009] +++ exited with 0 +++ [pid 32008] <... chdir resumed>) = 0 [pid 292] umount2("./13013", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32010] set_robust_list(0x5555712b4660, 24) = 0 [pid 32010] chdir("./12678") = 0 [pid 32010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32011 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] openat(AT_FDCWD, "./13013", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32010] <... prctl resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32010] setpgid(0, 0 [pid 292] getdents64(3, [pid 32010] <... setpgid resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13013/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13013/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13013/binderfs" [pid 32010] <... openat resumed>) = 3 [pid 32010] write(3, "1000", 4) = 4 [pid 32010] close(3) = 0 [pid 32010] symlink("/dev/binderfs", "./binderfs" [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 292] close(3) = 0 [pid 292] rmdir("./13013" [pid 32010] <... symlink resumed>) = 0 [pid 32010] write(1, "executing program\n", 18) = 18 [pid 32010] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 32010] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32010] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] mkdir("./13014", 0777 [pid 32008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32010] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32010] exit_group(0) = ? [pid 32011] set_robust_list(0x5555712b4660, 24 [pid 32010] +++ exited with 0 +++ [pid 32008] <... prctl resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32012 ./strace-static-x86_64: Process 32012 attached [pid 32012] set_robust_list(0x5555712b4660, 24) = 0 [pid 32012] chdir("./13014") = 0 [pid 32012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32012] setpgid(0, 0) = 0 [pid 32012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32008] setpgid(0, 0 [pid 32011] <... set_robust_list resumed>) = 0 [pid 32008] <... setpgid resumed>) = 0 [pid 32012] <... openat resumed>) = 3 [pid 32012] write(3, "1000", 4) = 4 [pid 32012] close(3executing program ) = 0 [pid 32012] symlink("/dev/binderfs", "./binderfs" [pid 32008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32012] <... symlink resumed>) = 0 [pid 32012] write(1, "executing program\n", 18) = 18 [pid 32008] <... openat resumed>) = 3 [pid 32012] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32008] write(3, "1000", 4 [pid 291] <... restart_syscall resumed>) = 0 [pid 32012] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32008] <... write resumed>) = 4 [pid 32008] close(3 [pid 291] umount2("./12824", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32008] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32012] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32008] symlink("/dev/binderfs", "./binderfs" [pid 291] openat(AT_FDCWD, "./12824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32012] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... openat resumed>) = 3 [pid 290] <... restart_syscall resumed>) = 0 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32012] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] getdents64(3, [pid 290] umount2("./12678", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 291] newfstatat(AT_FDCWD, "./12824/binderfs", [pid 290] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32008] <... symlink resumed>) = 0 [pid 291] unlink("./12824/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32012] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] <... unlink resumed>) = 0 executing program [pid 32008] write(1, "executing program\n", 18 [pid 291] getdents64(3, [pid 290] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32008] <... write resumed>) = 18 [pid 291] <... close resumed>) = 0 [pid 290] umount2("./12678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] rmdir("./12824" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32012] exit_group(0) = ? [pid 32011] chdir("./12528" [pid 32008] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... rmdir resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12678/binderfs", [pid 32012] +++ exited with 0 +++ [pid 32008] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] mkdir("./12825", 0777 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32011] <... chdir resumed>) = 0 [pid 32008] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... mkdir resumed>) = 0 [pid 290] unlink("./12678/binderfs" [pid 32008] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... unlink resumed>) = 0 [pid 32008] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32013 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32013 attached [pid 290] close(3 [pid 32008] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... close resumed>) = 0 [pid 32013] set_robust_list(0x5555712b4660, 24 [pid 290] rmdir("./12678" [pid 32013] <... set_robust_list resumed>) = 0 [pid 32013] chdir("./12825") = 0 [pid 32013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... rmdir resumed>) = 0 [pid 32008] write(-1, "0x0000000000000001", 18 [pid 290] mkdir("./12679", 0777 [pid 32013] <... prctl resumed>) = 0 [pid 32013] setpgid(0, 0) = 0 [pid 32013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... mkdir resumed>) = 0 [pid 32008] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32013] <... openat resumed>) = 3 [pid 32013] write(3, "1000", 4) = 4 [pid 32013] close(3) = 0 [pid 32013] symlink("/dev/binderfs", "./binderfs" [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32014 [pid 32008] exit_group(0 [pid 32013] <... symlink resumed>) = 0 executing program [pid 32013] write(1, "executing program\n", 18) = 18 [pid 32013] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32008] <... exit_group resumed>) = ? [pid 32013] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32013] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32013] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32013] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32013] exit_group(0) = ? [pid 32008] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32011] <... prctl resumed>) = 0 [pid 32013] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32011] setpgid(0, 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32011] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 32014 attached [pid 32014] set_robust_list(0x5555712b4660, 24) = 0 [pid 32014] chdir("./12679") = 0 [pid 32014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... restart_syscall resumed>) = 0 [pid 32014] <... prctl resumed>) = 0 [pid 32014] setpgid(0, 0) = 0 [pid 292] umount2("./13014", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] openat(AT_FDCWD, "./13014", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", [pid 32011] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32014] <... openat resumed>) = 3 [pid 32011] write(3, "1000", 4 [pid 292] getdents64(3, [pid 32014] write(3, "1000", 4) = 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32011] <... write resumed>) = 4 [pid 292] umount2("./13014/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32011] close(3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32011] <... close resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13014/binderfs", [pid 32014] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 32011] symlink("/dev/binderfs", "./binderfs" [pid 292] unlink("./13014/binderfs" [pid 32014] <... close resumed>) = 0 [pid 32014] symlink("/dev/binderfs", "./binderfs" [pid 292] <... unlink resumed>) = 0 [pid 32014] <... symlink resumed>) = 0 [pid 32014] write(1, "executing program\n", 18) = 18 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 32014] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... close resumed>) = 0 [pid 32011] <... symlink resumed>) = 0 [pid 292] rmdir("./13014" [pid 32014] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32014] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32014] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... rmdir resumed>) = 0 [pid 32011] write(1, "executing program\n", 18 [pid 292] mkdir("./13015", 0777 [pid 32014] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32014] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32014] exit_group(0) = ? [pid 292] <... mkdir resumed>) = 0 executing program [pid 32011] <... write resumed>) = 18 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712b4650) = 32015 [pid 32011] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32014] +++ exited with 0 +++ [pid 32011] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32015 attached [pid 32011] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32015] set_robust_list(0x5555712b4660, 24 [pid 32011] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32015] <... set_robust_list resumed>) = 0 [pid 32015] chdir("./13015" [pid 32011] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32015] <... chdir resumed>) = 0 [pid 32015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32011] write(-1, "0x0000000000000001", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 32015] <... prctl resumed>) = 0 [pid 293] umount2("./13138", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32011] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32015] setpgid(0, 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32011] exit_group(0 [pid 293] newfstatat(3, "", [pid 32015] <... setpgid resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32011] <... exit_group resumed>) = ? [pid 293] umount2("./13138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13138/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13138/binderfs") = 0 [pid 293] getdents64(3, [pid 291] umount2("./12825", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] close(3 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 293] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32011] +++ exited with 0 +++ [pid 291] getdents64(3, [pid 293] rmdir("./13138" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32015] <... openat resumed>) = 3 [pid 293] <... rmdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12825/binderfs", [pid 290] <... restart_syscall resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32015] write(3, "1000", 4 [pid 293] mkdir("./13139", 0777 [pid 291] unlink("./12825/binderfs" [pid 293] <... mkdir resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 32015] <... write resumed>) = 4 [pid 290] umount2("./12679", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32015] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32016 [pid 291] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... close resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] rmdir("./12825" [pid 32015] <... close resumed>) = 0 [pid 290] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32016 attached [pid 32016] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 32015] symlink("/dev/binderfs", "./binderfs" [pid 290] newfstatat(3, "", [pid 291] mkdir("./12826", 0777 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32016] chdir("./13139") = 0 [pid 32016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32016] setpgid(0, 0) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 290] getdents64(3, [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32016] write(3, "1000", 4) = 4 [pid 290] umount2("./12679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32017 [pid 32016] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12679/binderfs", [pid 32016] <... close resumed>) = 0 executing program [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32015] <... symlink resumed>) = 0 [pid 290] unlink("./12679/binderfs" [pid 32015] write(1, "executing program\n", 18 [pid 32016] symlink("/dev/binderfs", "./binderfs" [pid 290] <... unlink resumed>) = 0 [pid 32015] <... write resumed>) = 18 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 32015] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7executing program [pid 290] <... close resumed>) = 0 [pid 32016] <... symlink resumed>) = 0 [pid 290] rmdir("./12679" [pid 32015] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32016] write(1, "executing program\n", 18) = 18 [pid 32016] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32016] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32016] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... rmdir resumed>) = 0 [pid 32015] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] mkdir("./12680", 0777 [pid 32016] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32016] exit_group(0) = ? [pid 32015] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... mkdir resumed>) = 0 [pid 32015] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32016] +++ exited with 0 +++ [pid 32015] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32018 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32015] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 32017 attached [pid 32017] set_robust_list(0x5555712b4660, 24) = 0 [pid 32017] chdir("./12826") = 0 [pid 32017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32017] setpgid(0, 0) = 0 [pid 32015] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32015] exit_group(0 [pid 32017] <... openat resumed>) = 3 [pid 32017] write(3, "1000", 4) = 4 [pid 32017] close(3) = 0 [pid 32017] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32017] write(1, "executing program\n", 18 [pid 32015] <... exit_group resumed>) = ? [pid 32017] <... write resumed>) = 18 [pid 32017] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32017] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32017] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32017] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32017] exit_group(0) = ? [pid 32015] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32017] +++ exited with 0 +++ ./strace-static-x86_64: Process 32018 attached [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32018] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12528", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32018] chdir("./12680" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32018] <... chdir resumed>) = 0 [pid 289] umount2("./12528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12528/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12528/binderfs") = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12528" [pid 32018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12529", 0777 [pid 32018] <... prctl resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32018] setpgid(0, 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32019 ./strace-static-x86_64: Process 32019 attached [pid 32018] <... setpgid resumed>) = 0 [pid 293] umount2("./13139", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] openat(AT_FDCWD, "./13139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32018] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32018] write(3, "1000", 4 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] getdents64(3, [pid 32018] <... write resumed>) = 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32018] close(3 [pid 291] umount2("./12826", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13139/binderfs", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32018] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] openat(AT_FDCWD, "./12826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] unlink("./13139/binderfs" [pid 32018] symlink("/dev/binderfs", "./binderfs" [pid 291] <... openat resumed>) = 3 [pid 293] <... unlink resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32018] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32018] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 293] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 executing program [pid 32018] <... write resumed>) = 18 [pid 293] <... close resumed>) = 0 [pid 291] umount2("./12826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] rmdir("./13139" [pid 32018] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32018] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12826/binderfs", [pid 293] mkdir("./13140", 0777 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32018] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] unlink("./12826/binderfs" [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... unlink resumed>) = 0 [pid 32018] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32018] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32020 [pid 291] close(3) = 0 [pid 32018] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] rmdir("./12826"./strace-static-x86_64: Process 32020 attached [pid 32020] set_robust_list(0x5555712b4660, 24) = 0 [pid 32020] chdir("./13140") = 0 [pid 291] <... rmdir resumed>) = 0 [pid 32020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... restart_syscall resumed>) = 0 [pid 32018] write(-1, "0x0000000000000001", 18 [pid 291] mkdir("./12827", 0777 [pid 32020] <... prctl resumed>) = 0 [pid 32020] setpgid(0, 0) = 0 [pid 32020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 32018] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 292] umount2("./13015", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] openat(AT_FDCWD, "./13015", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32020] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 32020] write(3, "1000", 4) = 4 [pid 32020] close(3) = 0 [pid 32020] symlink("/dev/binderfs", "./binderfs" [pid 292] newfstatat(3, "", [pid 32018] exit_group(0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32021 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32018] <... exit_group resumed>) = ? [pid 292] getdents64(3, [pid 32020] <... symlink resumed>) = 0 [pid 32020] write(1, "executing program\n", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32020] <... write resumed>) = 18 [pid 292] umount2("./13015/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13015/binderfs", [pid 32020] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13015/binderfs" [pid 32020] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32020] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 32020] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] getdents64(3, [pid 32020] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32020] write(-1, "0x0000000000000001", 18 [pid 292] close(3 [pid 32020] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... close resumed>) = 0 [pid 32018] +++ exited with 0 +++ [pid 292] rmdir("./13015" [pid 32020] exit_group(0) = ? [pid 32019] set_robust_list(0x5555712b4660, 24 [pid 292] <... rmdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32020] +++ exited with 0 +++ [pid 292] mkdir("./13016", 0777 [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32021 attached [pid 32021] set_robust_list(0x5555712b4660, 24) = 0 [pid 32021] chdir("./12827" [pid 292] <... mkdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32021] <... chdir resumed>) = 0 [pid 32021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32021] setpgid(0, 0) = 0 [pid 32021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32021] write(3, "1000", 4) = 4 [pid 32021] close(3) = 0 [pid 32021] symlink("/dev/binderfs", "./binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32022 [pid 32019] <... set_robust_list resumed>) = 0 executing program [pid 32021] <... symlink resumed>) = 0 [pid 32021] write(1, "executing program\n", 18) = 18 [pid 32021] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32021] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32021] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32021] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32021] exit_group(0) = ? [pid 32019] chdir("./12529") = 0 [pid 32019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32021] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32022 attached [pid 32022] set_robust_list(0x5555712b4660, 24) = 0 [pid 32022] chdir("./13016") = 0 [pid 32019] setpgid(0, 0 [pid 32022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32022] setpgid(0, 0) = 0 [pid 32019] <... setpgid resumed>) = 0 [pid 32022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32022] write(3, "1000", 4) = 4 [pid 32019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32022] close(3) = 0 [pid 32022] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32022] write(1, "executing program\n", 18) = 18 [pid 32019] <... openat resumed>) = 3 [pid 32022] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32022] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32022] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32019] write(3, "1000", 4 [pid 32022] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 290] <... restart_syscall resumed>) = 0 [pid 32019] <... write resumed>) = 4 [pid 293] <... restart_syscall resumed>) = 0 [pid 32022] exit_group(0 [pid 32019] close(3 [pid 290] umount2("./12680", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13140", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32019] <... close resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32019] symlink("/dev/binderfs", "./binderfs" [pid 290] <... openat resumed>) = 3 [pid 32022] <... exit_group resumed>) = ? [pid 293] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 293] newfstatat(3, "", [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 293] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12680/binderfs", [pid 293] newfstatat(AT_FDCWD, "./13140/binderfs", [pid 32019] <... symlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32019] write(1, "executing program\n", 18 executing program [pid 293] unlink("./13140/binderfs" [pid 290] unlink("./12680/binderfs" [pid 293] <... unlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 32019] <... write resumed>) = 18 [pid 290] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 290] close(3 [pid 293] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32019] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] rmdir("./13140" [pid 290] rmdir("./12680" [pid 32022] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12681", 0777 [pid 32019] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] mkdir("./13141", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12827", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... mkdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] openat(AT_FDCWD, "./12827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32019] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... openat resumed>) = 3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32023 ./strace-static-x86_64: Process 32023 attached [pid 32023] set_robust_list(0x5555712b4660, 24) = 0 [pid 32023] chdir("./12681" [pid 291] newfstatat(3, "", [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32024 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32019] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32019] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32023] <... chdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32019] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32023] <... prctl resumed>) = 0 [pid 32019] write(-1, "0x0000000000000001", 18 [pid 291] newfstatat(AT_FDCWD, "./12827/binderfs", [pid 32023] setpgid(0, 0 [pid 32019] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12827/binderfs" [pid 32023] <... setpgid resumed>) = 0 [pid 32023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... unlink resumed>) = 0 [pid 32023] <... openat resumed>) = 3 [pid 32023] write(3, "1000", 4 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] getdents64(3, [pid 32019] exit_group(0executing program [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32023] <... write resumed>) = 4 [pid 291] close(3 [pid 32019] <... exit_group resumed>) = ? [pid 292] umount2("./13016", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12827" [pid 292] openat(AT_FDCWD, "./13016", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32023] close(3) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 291] mkdir("./12828", 0777 [pid 292] newfstatat(3, "", [pid 32023] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32023] write(1, "executing program\n", 18 [pid 291] <... mkdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32023] <... write resumed>) = 18 [pid 292] getdents64(3, ./strace-static-x86_64: Process 32025 attached ./strace-static-x86_64: Process 32024 attached [pid 32019] +++ exited with 0 +++ [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32025 [pid 292] umount2("./13016/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] newfstatat(AT_FDCWD, "./13016/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13016/binderfs" [pid 289] umount2("./12529", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... unlink resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 289] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 292] rmdir("./13016" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12529/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13017", 0777 [pid 289] unlink("./12529/binderfs") = 0 [pid 32023] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] getdents64(3, [pid 292] <... mkdir resumed>) = 0 [pid 32023] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32023] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] close(3 [pid 32023] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... close resumed>) = 0 [pid 32023] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] rmdir("./12529" [pid 32023] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32026 [pid 289] <... rmdir resumed>) = 0 [pid 32023] write(-1, "0x0000000000000001", 18 [pid 289] mkdir("./12530", 0777./strace-static-x86_64: Process 32026 attached [pid 32025] set_robust_list(0x5555712b4660, 24 [pid 32023] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... mkdir resumed>) = 0 [pid 32024] set_robust_list(0x5555712b4660, 24) = 0 [pid 32023] exit_group(0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32026] set_robust_list(0x5555712b4660, 24 [pid 32025] <... set_robust_list resumed>) = 0 [pid 32026] <... set_robust_list resumed>) = 0 [pid 32024] chdir("./13141" [pid 32023] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32027 attached [pid 32026] chdir("./13017" [pid 32025] chdir("./12828" [pid 32024] <... chdir resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32027 [pid 32027] set_robust_list(0x5555712b4660, 24 [pid 32026] <... chdir resumed>) = 0 [pid 32023] +++ exited with 0 +++ [pid 32026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32026] setpgid(0, 0) = 0 [pid 32026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32026] <... openat resumed>) = 3 [pid 32026] write(3, "1000", 4) = 4 [pid 32026] close(3) = 0 [pid 32026] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32024] <... prctl resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 32025] <... chdir resumed>) = 0 [pid 32026] write(1, "executing program\n", 18) = 18 [pid 32026] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32026] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32026] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32026] write(-1, "0x0000000000000001", 18 [pid 32024] setpgid(0, 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32026] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32026] exit_group(0) = ? [pid 32027] <... set_robust_list resumed>) = 0 [pid 32025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32024] <... setpgid resumed>) = 0 [pid 32026] +++ exited with 0 +++ [pid 32025] <... prctl resumed>) = 0 [pid 32027] chdir("./12530" [pid 32024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32027] <... chdir resumed>) = 0 [pid 32027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32027] setpgid(0, 0 [pid 32024] <... openat resumed>) = 3 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32024] write(3, "1000", 4 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32024] <... write resumed>) = 4 [pid 32027] <... setpgid resumed>) = 0 [pid 32024] close(3 [pid 32027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32024] <... close resumed>) = 0 [pid 32027] <... openat resumed>) = 3 [pid 32024] symlink("/dev/binderfs", "./binderfs" [pid 32027] write(3, "1000", 4) = 4 [pid 32027] close(3) = 0 [pid 32027] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32024] <... symlink resumed>) = 0 [pid 32027] write(1, "executing program\n", 18 [pid 32024] write(1, "executing program\n", 18executing program executing program [pid 32027] <... write resumed>) = 18 [pid 32024] <... write resumed>) = 18 [pid 32027] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32024] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32027] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32024] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32025] setpgid(0, 0 [pid 32024] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32027] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32024] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32025] <... setpgid resumed>) = 0 [pid 32024] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32027] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32027] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32024] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... restart_syscall resumed>) = 0 [pid 32027] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32024] write(-1, "0x0000000000000001", 18 [pid 32025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32024] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32027] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32027] exit_group(0) = ? [pid 32025] <... openat resumed>) = 3 [pid 32024] exit_group(0 [pid 290] umount2("./12681", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32027] +++ exited with 0 +++ [pid 32025] write(3, "1000", 4 [pid 32024] <... exit_group resumed>) = ? [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32025] <... write resumed>) = 4 [pid 32025] close(3) = 0 [pid 32024] +++ exited with 0 +++ [pid 290] openat(AT_FDCWD, "./12681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32025] symlink("/dev/binderfs", "./binderfs" [pid 290] <... openat resumed>) = 3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] newfstatat(3, "", [pid 293] umount2("./13141", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32025] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... restart_syscall resumed>) = 0 [pid 290] getdents64(3, [pid 32025] write(1, "executing program\n", 18 executing program [pid 293] openat(AT_FDCWD, "./13141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32025] <... write resumed>) = 18 [pid 293] <... openat resumed>) = 3 [pid 290] umount2("./12681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32025] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] newfstatat(3, "", [pid 292] umount2("./13017", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32025] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12681/binderfs", [pid 32025] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] getdents64(3, [pid 292] openat(AT_FDCWD, "./13017", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32025] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... openat resumed>) = 3 [pid 290] unlink("./12681/binderfs" [pid 32025] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(3, "", [pid 32025] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... unlink resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32025] write(-1, "0x0000000000000001", 18 [pid 293] newfstatat(AT_FDCWD, "./13141/binderfs", [pid 292] getdents64(3, [pid 290] getdents64(3, [pid 32025] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32025] exit_group(0 [pid 293] unlink("./13141/binderfs" [pid 292] umount2("./13017/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] close(3 [pid 289] umount2("./12530", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32025] <... exit_group resumed>) = ? [pid 293] <... unlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, [pid 292] newfstatat(AT_FDCWD, "./13017/binderfs", [pid 290] rmdir("./12681" [pid 289] openat(AT_FDCWD, "./12530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32025] +++ exited with 0 +++ [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 293] close(3 [pid 292] unlink("./13017/binderfs" [pid 290] mkdir("./12682", 0777 [pid 293] <... close resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] newfstatat(3, "", [pid 293] rmdir("./13141" [pid 292] <... unlink resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 292] getdents64(3, [pid 290] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 293] mkdir("./13142", 0777 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... mkdir resumed>) = 0 [pid 292] close(3 [pid 289] umount2("./12530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... close resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12530/binderfs", [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32029 [pid 292] rmdir("./13017" [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32028 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12530/binderfs") = 0 [pid 292] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 292] mkdir("./13018", 0777 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12530" [pid 292] <... mkdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12531", 0777) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32030 attached ./strace-static-x86_64: Process 32029 attached ./strace-static-x86_64: Process 32031 attached ./strace-static-x86_64: Process 32028 attached [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32030 [pid 32030] set_robust_list(0x5555712b4660, 24 [pid 32029] set_robust_list(0x5555712b4660, 24 [pid 32028] set_robust_list(0x5555712b4660, 24 [pid 291] <... restart_syscall resumed>) = 0 [pid 32030] <... set_robust_list resumed>) = 0 [pid 32029] <... set_robust_list resumed>) = 0 [pid 32028] <... set_robust_list resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32031 [pid 32031] set_robust_list(0x5555712b4660, 24 [pid 32030] chdir("./13018" [pid 32029] chdir("./13142" [pid 32030] <... chdir resumed>) = 0 [pid 32029] <... chdir resumed>) = 0 [pid 32028] chdir("./12682" [pid 32030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32030] <... prctl resumed>) = 0 [pid 32029] <... prctl resumed>) = 0 [pid 32030] setpgid(0, 0 [pid 32029] setpgid(0, 0 [pid 32030] <... setpgid resumed>) = 0 [pid 32029] <... setpgid resumed>) = 0 [pid 32031] <... set_robust_list resumed>) = 0 [pid 32030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32028] <... chdir resumed>) = 0 [pid 32031] chdir("./12531" [pid 32030] <... openat resumed>) = 3 [pid 32029] <... openat resumed>) = 3 [pid 32030] write(3, "1000", 4 [pid 32029] write(3, "1000", 4 [pid 32028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] umount2("./12828", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32030] <... write resumed>) = 4 [pid 32029] <... write resumed>) = 4 [pid 32031] <... chdir resumed>) = 0 [pid 32030] close(3 [pid 32029] close(3 [pid 32028] <... prctl resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32029] <... close resumed>) = 0 [pid 32029] symlink("/dev/binderfs", "./binderfs" [pid 291] openat(AT_FDCWD, "./12828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32030] <... close resumed>) = 0 [pid 32029] <... symlink resumed>) = 0 [pid 32028] setpgid(0, 0 executing program [pid 32029] write(1, "executing program\n", 18 [pid 291] <... openat resumed>) = 3 [pid 32029] <... write resumed>) = 18 [pid 32029] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32028] <... setpgid resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32029] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32029] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32029] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32028] <... openat resumed>) = 3 [pid 32029] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32028] write(3, "1000", 4 [pid 291] getdents64(3, [pid 32029] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32028] <... write resumed>) = 4 [pid 32029] write(-1, "0x0000000000000001", 18 [pid 32028] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32029] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32028] <... close resumed>) = 0 [pid 32029] exit_group(0 [pid 32028] symlink("/dev/binderfs", "./binderfs" [pid 291] umount2("./12828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32029] <... exit_group resumed>) = ? [pid 32031] <... prctl resumed>) = 0 [pid 32030] symlink("/dev/binderfs", "./binderfs" [pid 32029] +++ exited with 0 +++ [pid 32028] <... symlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32028] write(1, "executing program\n", 18executing program [pid 291] newfstatat(AT_FDCWD, "./12828/binderfs", [pid 32028] <... write resumed>) = 18 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32028] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] unlink("./12828/binderfs" [pid 32028] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32031] setpgid(0, 0) = 0 [pid 291] <... unlink resumed>) = 0 [pid 32028] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32028] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32028] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32028] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] close(3 [pid 32031] <... openat resumed>) = 3 [pid 32028] write(-1, "0x0000000000000001", 18 [pid 291] <... close resumed>) = 0 [pid 32028] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] rmdir("./12828" [pid 32031] write(3, "1000", 4) = 4 [pid 32028] exit_group(0 [pid 32031] close(3) = 0 [pid 32031] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32028] <... exit_group resumed>) = ? [pid 291] <... rmdir resumed>) = 0 [pid 32031] write(1, "executing program\n", 18) = 18 [pid 32031] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32031] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32031] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32028] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 291] mkdir("./12829", 0777 [pid 32031] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32031] write(-1, "0x0000000000000001", 18 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32031] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... restart_syscall resumed>) = 0 [pid 32031] exit_group(0 [pid 291] <... mkdir resumed>) = 0 [pid 32031] <... exit_group resumed>) = ? [pid 293] umount2("./13142", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32032 attached [pid 32031] +++ exited with 0 +++ [pid 32030] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12682", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] openat(AT_FDCWD, "./13142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32032 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... openat resumed>) = 3 [pid 290] openat(AT_FDCWD, "./12682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(3, "", executing program [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32030] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32030] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 32032] set_robust_list(0x5555712b4660, 24 [pid 32030] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] umount2("./13142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32030] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32030] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] newfstatat(AT_FDCWD, "./13142/binderfs", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(AT_FDCWD, "./12682/binderfs", [pid 289] <... restart_syscall resumed>) = 0 [pid 32030] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] unlink("./13142/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32030] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] unlink("./12682/binderfs" [pid 32030] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... unlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 290] getdents64(3, [pid 32030] write(-1, "0x0000000000000001", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] umount2("./12531", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32030] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] close(3 [pid 290] close(3 [pid 293] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32030] exit_group(0 [pid 293] rmdir("./13142" [pid 290] rmdir("./12682" [pid 289] openat(AT_FDCWD, "./12531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32030] <... exit_group resumed>) = ? [pid 293] <... rmdir resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12683", 0777 [pid 289] <... openat resumed>) = 3 [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(3, "", [pid 32032] <... set_robust_list resumed>) = 0 [pid 32030] +++ exited with 0 +++ [pid 293] mkdir("./13143", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32033 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32033 attached [pid 32033] set_robust_list(0x5555712b4660, 24) = 0 [pid 32033] chdir("./12683") = 0 [pid 293] <... mkdir resumed>) = 0 [pid 32033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] getdents64(3, [pid 32033] <... prctl resumed>) = 0 [pid 32033] setpgid(0, 0) = 0 [pid 32033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32033] <... openat resumed>) = 3 [pid 289] umount2("./12531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32032] chdir("./12829" [pid 32033] write(3, "1000", 4) = 4 [pid 32033] close(3) = 0 [pid 32033] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32032] <... chdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32034 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32033] write(1, "executing program\n", 18) = 18 [pid 32033] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(AT_FDCWD, "./12531/binderfs", [pid 32033] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32033] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32033] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32032] <... prctl resumed>) = 0 [pid 289] unlink("./12531/binderfs" [pid 32033] write(-1, "0x0000000000000001", 18 [pid 32032] setpgid(0, 0 [pid 289] <... unlink resumed>) = 0 [pid 32033] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32032] <... setpgid resumed>) = 0 [pid 289] getdents64(3, [pid 32033] exit_group(0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] close(3 [pid 32033] <... exit_group resumed>) = ? [pid 289] <... close resumed>) = 0 [pid 32033] +++ exited with 0 +++ [pid 32032] <... openat resumed>) = 3 [pid 289] rmdir("./12531"./strace-static-x86_64: Process 32034 attached [pid 32034] set_robust_list(0x5555712b4660, 24) = 0 [pid 32034] chdir("./13143" [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32032] write(3, "1000", 4 [pid 289] <... rmdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] mkdir("./12532", 0777 [pid 32032] <... write resumed>) = 4 [pid 32034] <... chdir resumed>) = 0 [pid 32034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32034] setpgid(0, 0) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32032] close(3 [pid 32034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32032] <... close resumed>) = 0 [pid 32034] write(3, "1000", 4) = 4 [pid 32034] close(3 [pid 32032] symlink("/dev/binderfs", "./binderfs" [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32035 [pid 292] umount2("./13018", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32032] <... symlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13018", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 32032] write(1, "executing program\n", 18 [pid 292] getdents64(3, [pid 32034] <... close resumed>) = 0 [pid 32032] <... write resumed>) = 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32034] symlink("/dev/binderfs", "./binderfs" [pid 292] umount2("./13018/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32034] <... symlink resumed>) = 0 [pid 32032] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32034] write(1, "executing program\n", 18 [pid 292] newfstatat(AT_FDCWD, "./13018/binderfs", executing program [pid 32034] <... write resumed>) = 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32034] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] unlink("./13018/binderfs" [pid 32034] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32032] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 32034] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32032] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] getdents64(3, [pid 32034] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32032] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32034] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32032] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] close(3 [pid 32034] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32032] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... close resumed>) = 0 [pid 32034] write(-1, "0x0000000000000001", 18 [pid 32032] write(-1, "0x0000000000000001", 18 [pid 292] rmdir("./13018" [pid 32034] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32032] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 32034] exit_group(0 [pid 32032] exit_group(0 [pid 292] mkdir("./13019", 0777 [pid 290] <... restart_syscall resumed>) = 0 [pid 32034] <... exit_group resumed>) = ? [pid 32032] <... exit_group resumed>) = ? [pid 292] <... mkdir resumed>) = 0 [pid 32034] +++ exited with 0 +++ [pid 32032] +++ exited with 0 +++ [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32036 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32035 attached [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] umount2("./12683", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32035] set_robust_list(0x5555712b4660, 24 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32035] <... set_robust_list resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32035] chdir("./12532" [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 32035] <... chdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./13143", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 32035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32035] <... prctl resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] openat(AT_FDCWD, "./13143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32036 attached [pid 32035] setpgid(0, 0 [pid 293] <... openat resumed>) = 3 [pid 290] umount2("./12683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(3, "", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(AT_FDCWD, "./12683/binderfs", [pid 293] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32035] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] unlink("./12683/binderfs" [pid 293] umount2("./13143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... unlink resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13143/binderfs", [pid 290] getdents64(3, [pid 32035] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] unlink("./13143/binderfs" [pid 290] close(3 [pid 32035] write(3, "1000", 4) = 4 [pid 293] <... unlink resumed>) = 0 [pid 32035] close(3 [pid 290] <... close resumed>) = 0 [pid 293] getdents64(3, [pid 290] rmdir("./12683" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32035] <... close resumed>) = 0 [pid 32035] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] close(3 [pid 290] <... rmdir resumed>) = 0 [pid 32035] write(1, "executing program\n", 18 [pid 293] <... close resumed>) = 0 executing program [pid 290] mkdir("./12684", 0777 [pid 293] rmdir("./13143" [pid 32035] <... write resumed>) = 18 [pid 32035] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... mkdir resumed>) = 0 [pid 32035] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32035] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] mkdir("./13144", 0777 [pid 32035] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32035] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32035] exit_group(0) = ? [pid 32036] set_robust_list(0x5555712b4660, 24 [pid 32035] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 291] umount2("./12829", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32037 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32037 attached [pid 32037] set_robust_list(0x5555712b4660, 24) = 0 [pid 32037] chdir("./12684") = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32038 [pid 291] openat(AT_FDCWD, "./12829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] umount2("./12532", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(3, "", [pid 32037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] openat(AT_FDCWD, "./12532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... openat resumed>) = 3 [pid 291] getdents64(3, [pid 289] newfstatat(3, "", [pid 32037] <... prctl resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(AT_FDCWD, "./12829/binderfs", [pid 289] umount2("./12532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] unlink("./12829/binderfs" [pid 289] newfstatat(AT_FDCWD, "./12532/binderfs", [pid 32037] setpgid(0, 0) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] unlink("./12532/binderfs" [pid 291] close(3 [pid 32037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... unlink resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 291] rmdir("./12829" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32037] <... openat resumed>) = 3 [pid 32037] write(3, "1000", 4 [pid 291] <... rmdir resumed>) = 0 [pid 289] close(3 [pid 32037] <... write resumed>) = 4 [pid 291] mkdir("./12830", 0777 [pid 289] <... close resumed>) = 0 [pid 32037] close(3) = 0 [pid 32037] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] rmdir("./12532" [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32037] write(1, "executing program\n", 18) = 18 [pid 32037] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 32037] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32037] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] mkdir("./12533", 0777 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32039 [pid 32037] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32037] exit_group(0) = ? [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32036] <... set_robust_list resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32040 ./strace-static-x86_64: Process 32040 attached [pid 32037] +++ exited with 0 +++ ./strace-static-x86_64: Process 32039 attached [pid 32040] set_robust_list(0x5555712b4660, 24 [pid 32036] chdir("./13019" [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32038 attached [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32038] set_robust_list(0x5555712b4660, 24 [pid 32036] <... chdir resumed>) = 0 [pid 32038] <... set_robust_list resumed>) = 0 [pid 32038] chdir("./13144" [pid 32036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32040] <... set_robust_list resumed>) = 0 [pid 32039] set_robust_list(0x5555712b4660, 24 [pid 32038] <... chdir resumed>) = 0 [pid 32038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32038] setpgid(0, 0) = 0 [pid 32038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32039] <... set_robust_list resumed>) = 0 [pid 32036] <... prctl resumed>) = 0 [pid 32040] chdir("./12533" [pid 32039] chdir("./12830" [pid 32038] <... openat resumed>) = 3 [pid 32036] setpgid(0, 0 [pid 32038] write(3, "1000", 4) = 4 [pid 32038] close(3) = 0 [pid 32038] symlink("/dev/binderfs", "./binderfs" [pid 32040] <... chdir resumed>) = 0 [pid 32039] <... chdir resumed>) = 0 [pid 32038] <... symlink resumed>) = 0 [pid 32036] <... setpgid resumed>) = 0 executing program [pid 32038] write(1, "executing program\n", 18) = 18 [pid 32038] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32038] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32038] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32038] write(-1, "0x0000000000000001", 18 [pid 32036] <... openat resumed>) = 3 [pid 32038] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32038] exit_group(0) = ? [pid 32040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32038] +++ exited with 0 +++ [pid 32036] write(3, "1000", 4 [pid 32040] <... prctl resumed>) = 0 [pid 32039] <... prctl resumed>) = 0 [pid 32036] <... write resumed>) = 4 [pid 32040] setpgid(0, 0 [pid 32036] close(3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32040] <... setpgid resumed>) = 0 [pid 32039] setpgid(0, 0 [pid 32036] <... close resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... restart_syscall resumed>) = 0 [pid 32039] <... setpgid resumed>) = 0 [pid 32036] symlink("/dev/binderfs", "./binderfs" [pid 293] <... restart_syscall resumed>) = 0 [pid 32040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32036] <... symlink resumed>) = 0 executing program [pid 32040] <... openat resumed>) = 3 [pid 32036] write(1, "executing program\n", 18 [pid 32039] <... openat resumed>) = 3 [pid 32040] write(3, "1000", 4 [pid 32039] write(3, "1000", 4 [pid 32036] <... write resumed>) = 18 [pid 293] umount2("./13144", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12684", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32036] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] openat(AT_FDCWD, "./13144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32039] <... write resumed>) = 4 [pid 32036] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] openat(AT_FDCWD, "./12684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32039] close(3 [pid 32036] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... openat resumed>) = 3 [pid 290] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32040] <... write resumed>) = 4 [pid 32039] <... close resumed>) = 0 [pid 32036] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(3, "", [pid 32039] symlink("/dev/binderfs", "./binderfs" [pid 32036] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32040] close(3) = 0 [pid 32036] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 32040] symlink("/dev/binderfs", "./binderfs" [pid 293] umount2("./13144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32040] <... symlink resumed>) = 0 [pid 32039] <... symlink resumed>) = 0 [pid 32036] write(-1, "0x0000000000000001", 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32040] write(1, "executing program\n", 18executing program [pid 32036] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32040] <... write resumed>) = 18 [pid 32039] write(1, "executing program\n", 18executing program [pid 293] newfstatat(AT_FDCWD, "./13144/binderfs", [pid 290] umount2("./12684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32040] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32036] exit_group(0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32040] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32039] <... write resumed>) = 18 [pid 32036] <... exit_group resumed>) = ? [pid 293] unlink("./13144/binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32040] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12684/binderfs", [pid 32040] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 32040] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32040] write(-1, "0x0000000000000001", 18 [pid 290] unlink("./12684/binderfs" [pid 293] close(3 [pid 32040] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32036] +++ exited with 0 +++ [pid 32040] exit_group(0 [pid 293] <... close resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... unlink resumed>) = 0 [pid 32040] <... exit_group resumed>) = ? [pid 32039] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] rmdir("./13144" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32040] +++ exited with 0 +++ [pid 32039] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 290] getdents64(3, [pid 32039] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] mkdir("./13145", 0777 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... mkdir resumed>) = 0 [pid 290] close(3 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... close resumed>) = 0 [pid 32039] <... openat resumed>) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32041 attached [pid 32039] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] rmdir("./12684" [pid 32041] set_robust_list(0x5555712b4660, 24 [pid 32039] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32041 [pid 32041] <... set_robust_list resumed>) = 0 [pid 32039] write(-1, "0x0000000000000001", 18 [pid 290] <... rmdir resumed>) = 0 [pid 32039] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] mkdir("./12685", 0777 [pid 32041] chdir("./13145" [pid 32039] exit_group(0) = ? [pid 290] <... mkdir resumed>) = 0 [pid 32041] <... chdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32039] +++ exited with 0 +++ ./strace-static-x86_64: Process 32042 attached [pid 32041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32042 [pid 32041] setpgid(0, 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32042] set_robust_list(0x5555712b4660, 24 [pid 32041] <... setpgid resumed>) = 0 [pid 32042] <... set_robust_list resumed>) = 0 [pid 32041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32041] write(3, "1000", 4) = 4 [pid 32041] close(3 [pid 32042] chdir("./12685" [pid 32041] <... close resumed>) = 0 [pid 32041] symlink("/dev/binderfs", "./binderfs" [pid 32042] <... chdir resumed>) = 0 [pid 32042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32041] <... symlink resumed>) = 0 [pid 32042] <... prctl resumed>) = 0 [pid 32041] write(1, "executing program\n", 18executing program [pid 32042] setpgid(0, 0 [pid 32041] <... write resumed>) = 18 [pid 32042] <... setpgid resumed>) = 0 [pid 32041] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32041] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32041] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32042] <... openat resumed>) = 3 [pid 32041] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32042] write(3, "1000", 4 [pid 32041] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32042] <... write resumed>) = 4 [pid 32041] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32042] close(3) = 0 [pid 32041] write(-1, "0x0000000000000001", 18 [pid 32042] symlink("/dev/binderfs", "./binderfs" [pid 32041] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32041] exit_group(0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32042] <... symlink resumed>) = 0 [pid 32041] <... exit_group resumed>) = ? [pid 289] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13019", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12830", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13019", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(3, "", [pid 289] umount2("./12533", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] openat(AT_FDCWD, "./12830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] getdents64(3, executing program [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32042] write(1, "executing program\n", 18 [pid 32041] +++ exited with 0 +++ [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... openat resumed>) = 3 [pid 289] openat(AT_FDCWD, "./12533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32042] <... write resumed>) = 18 [pid 292] umount2("./13019/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(3, "", [pid 32042] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... openat resumed>) = 3 [pid 32042] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] newfstatat(AT_FDCWD, "./13019/binderfs", [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 32042] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] getdents64(3, [pid 292] unlink("./13019/binderfs" [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32042] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] getdents64(3, [pid 289] getdents64(3, [pid 32042] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] umount2("./12830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32042] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] rmdir("./13019" [pid 289] umount2("./12533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32042] write(-1, "0x0000000000000001", 18 [pid 291] newfstatat(AT_FDCWD, "./12830/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32042] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] newfstatat(AT_FDCWD, "./12533/binderfs", [pid 292] mkdir("./13020", 0777 [pid 291] unlink("./12830/binderfs" [pid 32042] exit_group(0 [pid 292] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... unlink resumed>) = 0 [pid 289] unlink("./12533/binderfs" [pid 32042] <... exit_group resumed>) = ? [pid 291] getdents64(3, [pid 289] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 32043 attached [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] getdents64(3, [pid 32043] set_robust_list(0x5555712b4660, 24 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32043 [pid 291] close(3 [pid 32043] <... set_robust_list resumed>) = 0 [pid 32042] +++ exited with 0 +++ [pid 291] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] rmdir("./12830" [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] close(3 [pid 32043] chdir("./13020" [pid 291] <... rmdir resumed>) = 0 [pid 32043] <... chdir resumed>) = 0 [pid 291] mkdir("./12831", 0777 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... close resumed>) = 0 [pid 32043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32043] setpgid(0, 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] rmdir("./12533" [pid 32043] <... setpgid resumed>) = 0 [pid 32043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32043] write(3, "1000", 4) = 4 [pid 32043] close(3 [pid 289] <... rmdir resumed>) = 0 [pid 293] umount2("./13145", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32044 [pid 289] mkdir("./12534", 0777 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32043] <... close resumed>) = 0 [pid 32043] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... mkdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32043] write(1, "executing program\n", 18 [pid 293] <... openat resumed>) = 3 [pid 32043] <... write resumed>) = 18 [pid 32043] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32043] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 290] umount2("./12685", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32045 [pid 293] getdents64(3, [pid 290] openat(AT_FDCWD, "./12685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32043] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... openat resumed>) = 3 [pid 293] umount2("./13145/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(3, "", [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] newfstatat(AT_FDCWD, "./13145/binderfs", [pid 290] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32043] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13145/binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32043] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 290] umount2("./12685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] close(3 [pid 290] newfstatat(AT_FDCWD, "./12685/binderfs", [pid 293] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] rmdir("./13145" [pid 290] unlink("./12685/binderfs" [pid 32043] exit_group(0) = ? [pid 293] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 32045 attached ./strace-static-x86_64: Process 32044 attached [pid 293] mkdir("./13146", 0777 [pid 290] <... unlink resumed>) = 0 [pid 32043] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32045] set_robust_list(0x5555712b4660, 24 [pid 293] <... mkdir resumed>) = 0 [pid 32044] set_robust_list(0x5555712b4660, 24 [pid 290] getdents64(3, [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32045] <... set_robust_list resumed>) = 0 [pid 32045] chdir("./12534") = 0 [pid 32045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32046 [pid 290] <... close resumed>) = 0 [pid 32045] <... prctl resumed>) = 0 [pid 290] rmdir("./12685" [pid 32045] setpgid(0, 0) = 0 [pid 32045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... rmdir resumed>) = 0 [pid 32045] <... openat resumed>) = 3 [pid 290] mkdir("./12686", 0777 [pid 32045] write(3, "1000", 4) = 4 [pid 32045] close(3) = 0 [pid 290] <... mkdir resumed>) = 0 executing program [pid 32045] symlink("/dev/binderfs", "./binderfs" [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32045] <... symlink resumed>) = 0 [pid 32045] write(1, "executing program\n", 18) = 18 [pid 32045] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32047 [pid 32045] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32045] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32047 attached [pid 32045] write(-1, "0x0000000000000001", 18 [pid 32044] <... set_robust_list resumed>) = 0 [pid 32045] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32045] exit_group(0 [pid 32044] chdir("./12831" [pid 32045] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32046 attached [pid 32047] set_robust_list(0x5555712b4660, 24 [pid 32044] <... chdir resumed>) = 0 [pid 32047] <... set_robust_list resumed>) = 0 [pid 32046] set_robust_list(0x5555712b4660, 24 [pid 32045] +++ exited with 0 +++ [pid 32044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32046] <... set_robust_list resumed>) = 0 [pid 32044] <... prctl resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32047] chdir("./12686" [pid 32046] chdir("./13146" [pid 32044] setpgid(0, 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32046] <... chdir resumed>) = 0 [pid 32044] <... setpgid resumed>) = 0 [pid 32046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32047] <... chdir resumed>) = 0 [pid 32046] <... prctl resumed>) = 0 [pid 32044] <... openat resumed>) = 3 [pid 292] <... restart_syscall resumed>) = 0 [pid 32046] setpgid(0, 0 [pid 32044] write(3, "1000", 4 [pid 32046] <... setpgid resumed>) = 0 [pid 32044] <... write resumed>) = 4 [pid 32046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32044] close(3 [pid 32047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32046] <... openat resumed>) = 3 [pid 32044] <... close resumed>) = 0 [pid 32046] write(3, "1000", 4 [pid 32044] symlink("/dev/binderfs", "./binderfs" [pid 32047] <... prctl resumed>) = 0 [pid 32046] <... write resumed>) = 4 [pid 32044] <... symlink resumed>) = 0 [pid 292] umount2("./13020", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32046] close(3 executing program [pid 32044] write(1, "executing program\n", 18 [pid 32046] <... close resumed>) = 0 [pid 32044] <... write resumed>) = 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32046] symlink("/dev/binderfs", "./binderfs" [pid 32044] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32046] <... symlink resumed>) = 0 [pid 32044] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] openat(AT_FDCWD, "./13020", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32046] write(1, "executing program\n", 18 executing program [pid 32044] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32046] <... write resumed>) = 18 [pid 32044] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... openat resumed>) = 3 [pid 32046] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32044] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] newfstatat(3, "", [pid 32046] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32044] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32046] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32044] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32047] setpgid(0, 0 [pid 32046] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32044] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] getdents64(3, [pid 32047] <... setpgid resumed>) = 0 [pid 32046] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32044] exit_group(0 [pid 32046] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32044] <... exit_group resumed>) = ? [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... restart_syscall resumed>) = 0 [pid 32047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32046] write(-1, "0x0000000000000001", 18 [pid 32044] +++ exited with 0 +++ [pid 292] umount2("./13020/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32046] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32046] exit_group(0 [pid 292] newfstatat(AT_FDCWD, "./13020/binderfs", [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] umount2("./12534", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32046] <... exit_group resumed>) = ? [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32047] <... openat resumed>) = 3 [pid 32046] +++ exited with 0 +++ [pid 292] unlink("./13020/binderfs" [pid 289] openat(AT_FDCWD, "./12534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] getdents64(3, [pid 289] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] close(3 [pid 289] umount2("./12534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] rmdir("./13020" [pid 289] newfstatat(AT_FDCWD, "./12534/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12534/binderfs") = 0 [pid 292] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 293] <... restart_syscall resumed>) = 0 [pid 32047] write(3, "1000", 4 [pid 292] mkdir("./13021", 0777 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12534" [pid 32047] <... write resumed>) = 4 [pid 292] <... mkdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32047] close(3 [pid 293] umount2("./13146", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12535", 0777 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32047] <... close resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32049 attached [pid 32047] symlink("/dev/binderfs", "./binderfs" [pid 293] <... openat resumed>) = 3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32048 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32049 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32047] <... symlink resumed>) = 0 [pid 293] getdents64(3, ./strace-static-x86_64: Process 32048 attached [pid 32048] set_robust_list(0x5555712b4660, 24 executing program [pid 32047] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32048] <... set_robust_list resumed>) = 0 [pid 32048] chdir("./13021") = 0 [pid 32047] <... write resumed>) = 18 [pid 293] umount2("./13146/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32047] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] newfstatat(AT_FDCWD, "./13146/binderfs", [pid 32048] <... prctl resumed>) = 0 [pid 32047] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32048] setpgid(0, 0 [pid 32047] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] unlink("./13146/binderfs" [pid 32048] <... setpgid resumed>) = 0 [pid 32048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... unlink resumed>) = 0 [pid 32048] <... openat resumed>) = 3 [pid 32047] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 32048] write(3, "1000", 4 [pid 32047] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32048] <... write resumed>) = 4 [pid 293] close(3 [pid 32047] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 32048] close(3 [pid 293] rmdir("./13146" [pid 32047] write(-1, "0x0000000000000001", 18 [pid 32048] <... close resumed>) = 0 [pid 32048] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... rmdir resumed>) = 0 [pid 32047] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 293] mkdir("./13147", 0777 [pid 32048] write(1, "executing program\n", 18) = 18 [pid 32048] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32048] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 32048] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32047] exit_group(0 [pid 32048] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32048] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32048] exit_group(0 [pid 32047] <... exit_group resumed>) = ? [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32050 [pid 32048] <... exit_group resumed>) = ? [pid 32048] +++ exited with 0 +++ [pid 32047] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32050 attached [pid 32050] set_robust_list(0x5555712b4660, 24) = 0 [pid 32050] chdir("./13147") = 0 [pid 32050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32049] set_robust_list(0x5555712b4660, 24 [pid 291] <... restart_syscall resumed>) = 0 [pid 32049] <... set_robust_list resumed>) = 0 [pid 291] umount2("./12831", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32049] chdir("./12535" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32049] <... chdir resumed>) = 0 [pid 291] umount2("./12831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12831/binderfs", [pid 32049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12831/binderfs" [pid 32049] <... prctl resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12831" [pid 32049] setpgid(0, 0 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12832", 0777 [pid 32049] <... setpgid resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 32051 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32051 [pid 32050] <... prctl resumed>) = 0 [pid 32050] setpgid(0, 0) = 0 [pid 32050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32049] <... openat resumed>) = 3 [pid 32050] <... openat resumed>) = 3 [pid 32049] write(3, "1000", 4 [pid 32051] set_robust_list(0x5555712b4660, 24 [pid 32050] write(3, "1000", 4) = 4 [pid 32050] close(3) = 0 [pid 32050] symlink("/dev/binderfs", "./binderfs" [pid 32051] <... set_robust_list resumed>) = 0 [pid 32050] <... symlink resumed>) = 0 [pid 32049] <... write resumed>) = 4 executing program [pid 32050] write(1, "executing program\n", 18 [pid 32049] close(3 [pid 32050] <... write resumed>) = 18 [pid 32050] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32050] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32050] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32050] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32050] exit_group(0) = ? [pid 32049] <... close resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32049] symlink("/dev/binderfs", "./binderfs" [pid 32051] chdir("./12832" [pid 290] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13021", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12686", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13021", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... openat resumed>) = 3 [pid 290] openat(AT_FDCWD, "./12686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(3, "", [pid 292] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32049] <... symlink resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13021/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32049] write(1, "executing program\n", 18executing program [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32049] <... write resumed>) = 18 [pid 292] newfstatat(AT_FDCWD, "./13021/binderfs", [pid 290] newfstatat(AT_FDCWD, "./12686/binderfs", [pid 32051] <... chdir resumed>) = 0 [pid 32049] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32049] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] unlink("./13021/binderfs" [pid 290] unlink("./12686/binderfs" [pid 32049] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 290] getdents64(3, [pid 32049] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32049] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] close(3 [pid 290] close(3 [pid 292] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32049] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32050] +++ exited with 0 +++ [pid 292] rmdir("./13021" [pid 290] rmdir("./12686" [pid 292] <... rmdir resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32049] write(-1, "0x0000000000000001", 18 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] mkdir("./13022", 0777 [pid 290] mkdir("./12687", 0777 [pid 32049] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... mkdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712b4650) = 32053 [pid 32049] exit_group(0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32052 [pid 32049] <... exit_group resumed>) = ? [pid 293] umount2("./13147", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32052 attached ) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32052] set_robust_list(0x5555712b4660, 24 [pid 293] <... openat resumed>) = 3 [pid 32052] <... set_robust_list resumed>) = 0 [pid 293] newfstatat(3, "", [pid 32052] chdir("./13022" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32052] <... chdir resumed>) = 0 [pid 293] getdents64(3, [pid 32052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32052] setpgid(0, 0 [pid 293] umount2("./13147/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32049] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13147/binderfs", [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32052] <... setpgid resumed>) = 0 [pid 293] unlink("./13147/binderfs" [pid 32052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... unlink resumed>) = 0 [pid 32052] <... openat resumed>) = 3 [pid 293] getdents64(3, [pid 32052] write(3, "1000", 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32052] <... write resumed>) = 4 [pid 293] close(3 [pid 32052] close(3 [pid 293] <... close resumed>) = 0 [pid 32052] <... close resumed>) = 0 [pid 32052] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32051] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 293] rmdir("./13147" [pid 32052] write(1, "executing program\n", 18) = 18 [pid 32052] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32052] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... rmdir resumed>) = 0 [pid 32052] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] mkdir("./13148", 0777 [pid 32052] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32052] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32052] exit_group(0 [pid 32051] <... prctl resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 32052] <... exit_group resumed>) = ? [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32051] setpgid(0, 0 [pid 32052] +++ exited with 0 +++ [pid 32051] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 32054 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32054 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32053 attached [pid 32053] set_robust_list(0x5555712b4660, 24 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32053] <... set_robust_list resumed>) = 0 [pid 32051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32053] chdir("./12687") = 0 [pid 32053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32053] setpgid(0, 0) = 0 [pid 32053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32051] <... openat resumed>) = 3 [pid 32054] set_robust_list(0x5555712b4660, 24 [pid 32053] <... openat resumed>) = 3 [pid 32054] <... set_robust_list resumed>) = 0 [pid 32051] write(3, "1000", 4 [pid 32053] write(3, "1000", 4) = 4 [pid 32053] close(3) = 0 [pid 32053] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32051] <... write resumed>) = 4 [pid 32053] write(1, "executing program\n", 18) = 18 [pid 32053] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32053] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... restart_syscall resumed>) = 0 [pid 32051] close(3 [pid 289] umount2("./12535", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32051] <... close resumed>) = 0 [pid 289] umount2("./12535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12535/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12535/binderfs" [pid 32051] symlink("/dev/binderfs", "./binderfs" [pid 289] <... unlink resumed>) = 0 [pid 32054] chdir("./13148" [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12535" [pid 32054] <... chdir resumed>) = 0 [pid 32051] <... symlink resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12536", 0777 [pid 32054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32051] write(1, "executing program\n", 18 [pid 289] <... mkdir resumed>) = 0 executing program [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32054] <... prctl resumed>) = 0 [pid 32051] <... write resumed>) = 18 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32055 [pid 32053] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32051] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32053] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32051] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32053] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32051] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32053] write(-1, "0x0000000000000001", 18 [pid 32051] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32053] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32051] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32053] exit_group(0 [pid 32051] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32053] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32055 attached [pid 32054] setpgid(0, 0 [pid 32053] +++ exited with 0 +++ [pid 32051] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 292] <... restart_syscall resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32054] <... setpgid resumed>) = 0 [pid 32051] exit_group(0) = ? [pid 290] umount2("./12687", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32051] +++ exited with 0 +++ [pid 292] umount2("./13022", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12687/binderfs", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32055] set_robust_list(0x5555712b4660, 24 [pid 32054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] openat(AT_FDCWD, "./13022", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] unlink("./12687/binderfs" [pid 32055] <... set_robust_list resumed>) = 0 [pid 32054] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 290] <... unlink resumed>) = 0 [pid 32055] chdir("./12536" [pid 32054] write(3, "1000", 4 [pid 292] newfstatat(3, "", [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32054] <... write resumed>) = 4 [pid 290] close(3 [pid 32054] close(3 [pid 292] getdents64(3, [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12687" [pid 32055] <... chdir resumed>) = 0 [pid 32054] <... close resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... rmdir resumed>) = 0 [pid 292] umount2("./13022/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... restart_syscall resumed>) = 0 [pid 290] mkdir("./12688", 0777 [pid 32054] symlink("/dev/binderfs", "./binderfs" [pid 32055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... mkdir resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13022/binderfs", [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32055] <... prctl resumed>) = 0 [pid 32054] <... symlink resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12832", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32056 [pid 291] openat(AT_FDCWD, "./12832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", executing program {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32054] write(1, "executing program\n", 18 [pid 292] unlink("./13022/binderfs" [pid 291] getdents64(3, [pid 32054] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... unlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12832/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32054] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] getdents64(3, [pid 291] unlink("./12832/binderfs" [pid 32054] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... unlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12832"./strace-static-x86_64: Process 32056 attached [pid 32055] setpgid(0, 0 [pid 32054] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] close(3 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12833", 0777 [pid 32056] set_robust_list(0x5555712b4660, 24 [pid 32055] <... setpgid resumed>) = 0 [pid 32054] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... close resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32054] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] rmdir("./13022" [pid 32055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32057 [pid 32054] <... openat resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32057 attached [pid 32057] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32054] write(-1, "0x0000000000000001", 18 [pid 292] mkdir("./13023", 0777 [pid 32057] chdir("./12833") = 0 [pid 32054] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32057] setpgid(0, 0) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32054] exit_group(0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 32057] <... openat resumed>) = 3 [pid 32054] <... exit_group resumed>) = ? [pid 32057] write(3, "1000", 4) = 4 [pid 32057] close(3) = 0 [pid 32057] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32057] write(1, "executing program\n", 18) = 18 [pid 32057] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32054] +++ exited with 0 +++ [pid 32057] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32058 [pid 32057] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32057] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32057] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32055] <... openat resumed>) = 3 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32057] exit_group(0) = ? [pid 32055] write(3, "1000", 4 [pid 32056] <... set_robust_list resumed>) = 0 [pid 32055] <... write resumed>) = 4 [pid 32055] close(3) = 0 [pid 32055] symlink("/dev/binderfs", "./binderfs" [pid 32056] chdir("./12688" [pid 32057] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32058 attached [pid 32058] set_robust_list(0x5555712b4660, 24 [pid 32055] <... symlink resumed>) = 0 [pid 32058] <... set_robust_list resumed>) = 0 [pid 32058] chdir("./13023" [pid 32055] write(1, "executing program\n", 18executing program [pid 32058] <... chdir resumed>) = 0 [pid 32058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32055] <... write resumed>) = 18 [pid 32058] setpgid(0, 0) = 0 [pid 32058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32055] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32058] <... openat resumed>) = 3 [pid 32058] write(3, "1000", 4) = 4 [pid 32058] close(3) = 0 [pid 32058] symlink("/dev/binderfs", "./binderfs" [pid 32055] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32058] <... symlink resumed>) = 0 [pid 32058] write(1, "executing program\n", 18 [pid 32055] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program [pid 32058] <... write resumed>) = 18 [pid 32058] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32058] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32058] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32055] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32058] write(-1, "0x0000000000000001", 18 [pid 32055] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32058] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32058] exit_group(0) = ? [pid 32055] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32056] <... chdir resumed>) = 0 [pid 32055] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32055] exit_group(0 [pid 32056] <... prctl resumed>) = 0 [pid 32055] <... exit_group resumed>) = ? [pid 32058] +++ exited with 0 +++ [pid 32056] setpgid(0, 0) = 0 [pid 32056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32055] +++ exited with 0 +++ [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... restart_syscall resumed>) = 0 [pid 32056] <... openat resumed>) = 3 [pid 32056] write(3, "1000", 4 [pid 293] umount2("./13148", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32056] <... write resumed>) = 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32056] close(3 [pid 293] openat(AT_FDCWD, "./13148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32056] <... close resumed>) = 0 [pid 32056] symlink("/dev/binderfs", "./binderfs" [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13148/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32056] <... symlink resumed>) = 0 [pid 32056] write(1, "executing program\n", 18) = 18 [pid 32056] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32056] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... restart_syscall resumed>) = 0 executing program [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13148/binderfs", [pid 291] umount2("./12833", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] unlink("./13148/binderfs" [pid 291] openat(AT_FDCWD, "./12833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", [pid 293] <... unlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] close(3 [pid 291] umount2("./12833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] rmdir("./13148" [pid 291] newfstatat(AT_FDCWD, "./12833/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12833/binderfs" [pid 293] <... rmdir resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 293] mkdir("./13149", 0777 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12833" [pid 289] <... restart_syscall resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] mkdir("./12834", 0777) = 0 [pid 289] umount2("./12536", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32059 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32060 [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13023", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13023", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(AT_FDCWD, "./12536/binderfs", [pid 292] <... openat resumed>) = 3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12536/binderfs" [pid 292] newfstatat(3, "", [pid 289] <... unlink resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 292] getdents64(3, [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12536"./strace-static-x86_64: Process 32059 attached [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12537", 0777 [pid 32059] set_robust_list(0x5555712b4660, 24 [pid 292] umount2("./13023/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32059] <... set_robust_list resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13023/binderfs", [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32061 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32056] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] unlink("./13023/binderfs" [pid 32056] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32056] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32056] exit_group(0 [pid 292] <... unlink resumed>) = 0 [pid 32056] <... exit_group resumed>) = ? [pid 292] getdents64(3, ./strace-static-x86_64: Process 32061 attached [pid 32059] chdir("./13149" [pid 32056] +++ exited with 0 +++ [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32061] set_robust_list(0x5555712b4660, 24 [pid 32059] <... chdir resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] rmdir("./13023" [pid 290] <... restart_syscall resumed>) = 0 [pid 32061] <... set_robust_list resumed>) = 0 [pid 32059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13024", 0777 [pid 32061] chdir("./12537" [pid 32059] <... prctl resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] umount2("./12688", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32061] <... chdir resumed>) = 0 [pid 32059] setpgid(0, 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32062 ./strace-static-x86_64: Process 32060 attached [pid 32059] <... setpgid resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32060] set_robust_list(0x5555712b4660, 24) = 0 [pid 32060] chdir("./12834" [pid 290] openat(AT_FDCWD, "./12688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32060] <... chdir resumed>) = 0 [pid 32060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32060] setpgid(0, 0 [pid 32059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... openat resumed>) = 3 [pid 32060] <... setpgid resumed>) = 0 [pid 32060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] newfstatat(3, "", [pid 32060] <... openat resumed>) = 3 [pid 32060] write(3, "1000", 4 [pid 32059] <... openat resumed>) = 3 [pid 32060] <... write resumed>) = 4 [pid 32060] close(3) = 0 [pid 32060] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32060] write(1, "executing program\n", 18 executing program [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32059] write(3, "1000", 4 [pid 32060] <... write resumed>) = 18 [pid 32060] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] getdents64(3, [pid 32059] <... write resumed>) = 4 [pid 32060] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32060] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32060] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32060] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32060] exit_group(0 [pid 32059] close(3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32060] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32062 attached [pid 32061] <... prctl resumed>) = 0 [pid 32060] +++ exited with 0 +++ [pid 32059] <... close resumed>) = 0 [pid 290] umount2("./12688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32059] symlink("/dev/binderfs", "./binderfs" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32062] set_robust_list(0x5555712b4660, 24 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32062] <... set_robust_list resumed>) = 0 [pid 32062] chdir("./13024") = 0 [pid 32059] <... symlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12688/binderfs", [pid 291] umount2("./12834", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32061] setpgid(0, 0 [pid 32059] write(1, "executing program\n", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32059] <... write resumed>) = 18 [pid 291] openat(AT_FDCWD, "./12834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] unlink("./12688/binderfs" [pid 32059] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12834/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32059] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... unlink resumed>) = 0 [pid 291] unlink("./12834/binderfs" [pid 32061] <... setpgid resumed>) = 0 [pid 32059] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 32062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] getdents64(3, [pid 32062] <... prctl resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32059] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32062] setpgid(0, 0 [pid 291] close(3 [pid 32062] <... setpgid resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 32062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] rmdir("./12834" [pid 32062] <... openat resumed>) = 3 [pid 32061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32059] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... rmdir resumed>) = 0 [pid 290] close(3 [pid 32062] write(3, "1000", 4 [pid 32059] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] mkdir("./12835", 0777 [pid 32062] <... write resumed>) = 4 [pid 32061] <... openat resumed>) = 3 [pid 32059] write(-1, "0x0000000000000001", 18 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32062] close(3 [pid 32061] write(3, "1000", 4 [pid 32059] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] rmdir("./12688"./strace-static-x86_64: Process 32063 attached [pid 32062] <... close resumed>) = 0 [pid 32061] <... write resumed>) = 4 [pid 32059] exit_group(0 [pid 32062] symlink("/dev/binderfs", "./binderfs" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32063 [pid 32062] <... symlink resumed>) = 0 [pid 32061] close(3 [pid 32059] <... exit_group resumed>) = ? [pid 290] <... rmdir resumed>) = 0 executing program [pid 32062] write(1, "executing program\n", 18) = 18 [pid 32062] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32062] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32062] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32062] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32062] exit_group(0) = ? [pid 32063] set_robust_list(0x5555712b4660, 24 [pid 32062] +++ exited with 0 +++ [pid 32061] <... close resumed>) = 0 [pid 32059] +++ exited with 0 +++ [pid 290] mkdir("./12689", 0777 [pid 32061] symlink("/dev/binderfs", "./binderfs" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32063] <... set_robust_list resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... mkdir resumed>) = 0 [pid 32063] chdir("./12835" [pid 32061] <... symlink resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32063] <... chdir resumed>) = 0 [pid 32063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32063] setpgid(0, 0) = 0 executing program [pid 32063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32061] write(1, "executing program\n", 18 [pid 32063] <... openat resumed>) = 3 [pid 32063] write(3, "1000", 4) = 4 [pid 32063] close(3) = 0 [pid 32063] symlink("/dev/binderfs", "./binderfs" [pid 32061] <... write resumed>) = 18 [pid 292] umount2("./13024", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32064 executing program [pid 32063] <... symlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32061] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32063] write(1, "executing program\n", 18) = 18 [pid 32063] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32063] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] openat(AT_FDCWD, "./13024", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32063] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32061] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... openat resumed>) = 3 [pid 32061] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] newfstatat(3, "", [pid 32063] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32061] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32061] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] getdents64(3, [pid 32063] write(-1, "0x0000000000000001", 18 [pid 32061] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32063] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32061] write(-1, "0x0000000000000001", 18 [pid 292] umount2("./13024/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32061] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32063] exit_group(0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32061] exit_group(0 [pid 292] newfstatat(AT_FDCWD, "./13024/binderfs", [pid 32061] <... exit_group resumed>) = ? [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32063] <... exit_group resumed>) = ? [pid 32063] +++ exited with 0 +++ [pid 32061] +++ exited with 0 +++ [pid 292] unlink("./13024/binderfs" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32064 attached [pid 32064] set_robust_list(0x5555712b4660, 24) = 0 [pid 32064] chdir("./12689" [pid 292] <... unlink resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] getdents64(3, [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32064] <... chdir resumed>) = 0 [pid 292] close(3 [pid 293] umount2("./13149", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... close resumed>) = 0 [pid 32064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] rmdir("./13024" [pid 293] openat(AT_FDCWD, "./13149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32064] <... prctl resumed>) = 0 [pid 32064] setpgid(0, 0) = 0 [pid 32064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 32064] <... openat resumed>) = 3 [pid 293] <... openat resumed>) = 3 [pid 292] mkdir("./13025", 0777 [pid 293] newfstatat(3, "", [pid 32064] write(3, "1000", 4) = 4 [pid 32064] close(3) = 0 [pid 32064] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32064] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32064] <... write resumed>) = 18 [pid 32064] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32064] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32064] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32064] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13149/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32064] write(-1, "0x0000000000000001", 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32065 [pid 293] newfstatat(AT_FDCWD, "./13149/binderfs", [pid 32064] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32064] exit_group(0 [pid 293] unlink("./13149/binderfs" [pid 32064] <... exit_group resumed>) = ? [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 32064] +++ exited with 0 +++ [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... close resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] rmdir("./13149"./strace-static-x86_64: Process 32065 attached [pid 32065] set_robust_list(0x5555712b4660, 24 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13150", 0777 [pid 291] umount2("./12835", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 291] getdents64(3, [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12835/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12835/binderfs") = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32066 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12835") = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] mkdir("./12836", 0777) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32067 attached , child_tidptr=0x5555712b4650) = 32067 [pid 289] umount2("./12537", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32065] <... set_robust_list resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32065] chdir("./13025" [pid 289] <... openat resumed>) = 3 [pid 32065] <... chdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 32065] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32065] <... prctl resumed>) = 0 [pid 289] getdents64(3, [pid 32065] setpgid(0, 0) = 0 [pid 32065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32065] <... openat resumed>) = 3 [pid 289] umount2("./12537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32065] write(3, "1000", 4) = 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32065] close(3 [pid 289] newfstatat(AT_FDCWD, "./12537/binderfs", [pid 32065] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] unlink("./12537/binderfs" [pid 32065] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 289] <... unlink resumed>) = 0 [pid 290] umount2("./12689", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] openat(AT_FDCWD, "./12689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32065] write(1, "executing program\n", 18 [pid 289] close(3 [pid 290] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 290] newfstatat(3, "", [pid 289] rmdir("./12537" [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32065] <... write resumed>) = 18 [pid 32065] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 32065] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] getdents64(3, [pid 289] mkdir("./12538", 0777 [pid 32065] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32065] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32065] write(-1, "0x0000000000000001", 18 [pid 289] <... mkdir resumed>) = 0 [pid 290] umount2("./12689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32065] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32065] exit_group(0) = ? ./strace-static-x86_64: Process 32068 attached [pid 32067] set_robust_list(0x5555712b4660, 24 [pid 32065] +++ exited with 0 +++ [pid 290] newfstatat(AT_FDCWD, "./12689/binderfs", ./strace-static-x86_64: Process 32066 attached [pid 32066] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32068 [pid 32066] chdir("./13150" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] unlink("./12689/binderfs" [pid 32066] <... chdir resumed>) = 0 [pid 32066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32066] setpgid(0, 0) = 0 [pid 32066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... unlink resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] getdents64(3, [pid 32066] <... openat resumed>) = 3 [pid 32066] write(3, "1000", 4) = 4 [pid 32066] close(3) = 0 [pid 32066] symlink("/dev/binderfs", "./binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32067] <... set_robust_list resumed>) = 0 [pid 290] close(3) = 0 [pid 32066] <... symlink resumed>) = 0 [pid 290] rmdir("./12689" [pid 292] <... restart_syscall resumed>) = 0 [pid 32066] write(1, "executing program\n", 18) = 18 [pid 32066] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32066] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program [pid 290] <... rmdir resumed>) = 0 [pid 32068] set_robust_list(0x5555712b4660, 24 [pid 290] mkdir("./12690", 0777 [pid 292] umount2("./13025", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32066] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32068] <... set_robust_list resumed>) = 0 [pid 32068] chdir("./12538" [pid 32066] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... mkdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32066] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] openat(AT_FDCWD, "./13025", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32066] write(-1, "0x0000000000000001", 18 [pid 292] <... openat resumed>) = 3 [pid 32068] <... chdir resumed>) = 0 [pid 32068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32066] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32068] setpgid(0, 0 [pid 32066] exit_group(0 [pid 292] newfstatat(3, "", [pid 32068] <... setpgid resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32069 [pid 32068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] getdents64(3, [pid 32066] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32069 attached [pid 32067] chdir("./12836" [pid 32066] +++ exited with 0 +++ [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32068] <... openat resumed>) = 3 [pid 32067] <... chdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] umount2("./13025/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32068] write(3, "1000", 4) = 4 [pid 32068] close(3) = 0 [pid 32068] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32068] write(1, "executing program\n", 18) = 18 [pid 32067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] newfstatat(AT_FDCWD, "./13025/binderfs", [pid 32069] set_robust_list(0x5555712b4660, 24 [pid 293] umount2("./13150", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32068] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32068] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32067] <... prctl resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32068] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32068] write(-1, "0x0000000000000001", 18 [pid 293] openat(AT_FDCWD, "./13150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] unlink("./13025/binderfs" [pid 32067] setpgid(0, 0 [pid 32068] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32068] exit_group(0) = ? [pid 32069] <... set_robust_list resumed>) = 0 [pid 32068] +++ exited with 0 +++ [pid 32067] <... setpgid resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] <... unlink resumed>) = 0 [pid 32069] chdir("./12690") = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] newfstatat(3, "", [pid 292] getdents64(3, [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32069] <... prctl resumed>) = 0 [pid 32069] setpgid(0, 0) = 0 [pid 32067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32067] <... openat resumed>) = 3 [pid 293] getdents64(3, [pid 292] close(3 [pid 32069] <... openat resumed>) = 3 [pid 292] <... close resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32067] write(3, "1000", 4 [pid 292] rmdir("./13025" [pid 32069] write(3, "1000", 4) = 4 [pid 32069] close(3) = 0 [pid 32069] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32067] <... write resumed>) = 4 [pid 293] umount2("./13150/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... rmdir resumed>) = 0 [pid 32069] write(1, "executing program\n", 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32067] close(3 [pid 292] mkdir("./13026", 0777 [pid 32067] <... close resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13150/binderfs", [pid 32069] <... write resumed>) = 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32069] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32069] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32069] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program ) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13150/binderfs" [pid 292] <... mkdir resumed>) = 0 [pid 32067] symlink("/dev/binderfs", "./binderfs" [pid 32069] write(-1, "0x0000000000000001", 18 [pid 293] <... unlink resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32069] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32069] exit_group(0 [pid 32067] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 32069] <... exit_group resumed>) = ? [pid 32069] +++ exited with 0 +++ [pid 32067] write(1, "executing program\n", 18 executing program [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] close(3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32070 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... close resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32070 attached [pid 293] rmdir("./13150" [pid 32067] <... write resumed>) = 18 [pid 32070] set_robust_list(0x5555712b4660, 24) = 0 [pid 32070] chdir("./13026" [pid 293] <... rmdir resumed>) = 0 [pid 289] umount2("./12538", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32067] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] mkdir("./13151", 0777 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32070] <... chdir resumed>) = 0 [pid 32070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32070] setpgid(0, 0) = 0 [pid 32067] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32067] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... openat resumed>) = 3 [pid 32067] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(3, "", [pid 32070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32070] write(3, "1000", 4) = 4 [pid 32067] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32070] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32071 [pid 289] getdents64(3, [pid 32067] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32070] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32070] symlink("/dev/binderfs", "./binderfs" [pid 32067] write(-1, "0x0000000000000001", 18 [pid 289] umount2("./12538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32070] <... symlink resumed>) = 0 [pid 32067] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32070] write(1, "executing program\n", 18) = 18 [pid 32070] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12538/binderfs", [pid 32070] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32067] exit_group(0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32070] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] unlink("./12538/binderfs" [pid 32067] <... exit_group resumed>) = ? [pid 290] umount2("./12690", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32070] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... unlink resumed>) = 0 [pid 32070] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32070] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32070] exit_group(0) = ? [pid 32070] +++ exited with 0 +++ [pid 32067] +++ exited with 0 +++ [pid 290] openat(AT_FDCWD, "./12690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... openat resumed>) = 3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] newfstatat(3, "", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] close(3 [pid 291] umount2("./12836", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] getdents64(3, [pid 291] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 291] newfstatat(3, "", [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] rmdir("./12538" [pid 290] umount2("./12690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12836/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... rmdir resumed>) = 0 [pid 291] unlink("./12836/binderfs" [pid 290] newfstatat(AT_FDCWD, "./12690/binderfs", [pid 289] mkdir("./12539", 0777 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] rmdir("./12836") = 0 [pid 290] unlink("./12690/binderfs" [pid 289] <... mkdir resumed>) = 0 [pid 291] mkdir("./12837", 0777) = 0 [pid 290] <... unlink resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32072 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32073 [pid 290] close(3./strace-static-x86_64: Process 32071 attached ) = 0 [pid 32071] set_robust_list(0x5555712b4660, 24 [pid 290] rmdir("./12690" [pid 32071] <... set_robust_list resumed>) = 0 [pid 32071] chdir("./13151") = 0 [pid 32071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... rmdir resumed>) = 0 [pid 32071] <... prctl resumed>) = 0 [pid 290] mkdir("./12691", 0777 [pid 32071] setpgid(0, 0) = 0 [pid 32071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... mkdir resumed>) = 0 [pid 32071] write(3, "1000", 4 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32071] <... write resumed>) = 4 [pid 32071] close(3) = 0 [pid 32071] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32071] write(1, "executing program\n", 18 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32074 [pid 32071] <... write resumed>) = 18 [pid 32071] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32071] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32071] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32071] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32071] exit_group(0) = ? ./strace-static-x86_64: Process 32074 attached ./strace-static-x86_64: Process 32073 attached [pid 32071] +++ exited with 0 +++ [pid 292] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32072 attached [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32072] set_robust_list(0x5555712b4660, 24) = 0 [pid 32072] chdir("./12837" [pid 292] umount2("./13026", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32072] <... chdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] openat(AT_FDCWD, "./13026", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32072] <... prctl resumed>) = 0 [pid 32072] setpgid(0, 0 [pid 292] <... openat resumed>) = 3 [pid 32072] <... setpgid resumed>) = 0 [pid 292] newfstatat(3, "", [pid 32072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32072] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 32072] write(3, "1000", 4) = 4 [pid 32072] close(3) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32072] symlink("/dev/binderfs", "./binderfs" [pid 292] umount2("./13026/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32074] set_robust_list(0x5555712b4660, 24 [pid 32073] set_robust_list(0x5555712b4660, 24 [pid 32072] <... symlink resumed>) = 0 [pid 293] umount2("./13151", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13026/binderfs", [pid 293] openat(AT_FDCWD, "./13151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32072] write(1, "executing program\n", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] unlink("./13026/binderfs"executing program [pid 293] newfstatat(3, "", [pid 32072] <... write resumed>) = 18 [pid 32072] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... unlink resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 32072] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32072] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32072] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] close(3 [pid 32072] write(-1, "0x0000000000000001", 18 [pid 293] umount2("./13151/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... close resumed>) = 0 [pid 32072] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] rmdir("./13026" [pid 293] newfstatat(AT_FDCWD, "./13151/binderfs", [pid 32072] exit_group(0) = ? [pid 32074] <... set_robust_list resumed>) = 0 [pid 32073] <... set_robust_list resumed>) = 0 [pid 32072] +++ exited with 0 +++ [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 293] unlink("./13151/binderfs" [pid 292] mkdir("./13027", 0777 [pid 32074] chdir("./12691" [pid 293] <... unlink resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32074] <... chdir resumed>) = 0 [pid 32074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32074] setpgid(0, 0) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 293] getdents64(3, [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32074] write(3, "1000", 4) = 4 [pid 293] close(3executing program [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32075 [pid 32074] close(3 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13151" [pid 32074] <... close resumed>) = 0 [pid 32074] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... rmdir resumed>) = 0 [pid 32074] write(1, "executing program\n", 18 [pid 293] mkdir("./13152", 0777 [pid 32074] <... write resumed>) = 18 [pid 32074] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32074] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 32074] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32074] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32074] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32074] exit_group(0) = ? [pid 32074] +++ exited with 0 +++ [pid 32073] chdir("./12539" [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32076 ./strace-static-x86_64: Process 32075 attached [pid 32075] set_robust_list(0x5555712b4660, 24 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12837", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32075] <... set_robust_list resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32075] chdir("./13027" [pid 291] openat(AT_FDCWD, "./12837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32075] <... chdir resumed>) = 0 [pid 32075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... openat resumed>) = 3 [pid 290] <... restart_syscall resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32075] <... prctl resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32075] setpgid(0, 0 [pid 291] getdents64(3, [pid 290] umount2("./12691", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32075] <... setpgid resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 291] newfstatat(AT_FDCWD, "./12837/binderfs", [pid 290] newfstatat(3, "", [pid 32075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] unlink("./12837/binderfs" [pid 32073] <... chdir resumed>) = 0 [pid 32075] <... openat resumed>) = 3 [pid 290] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 32075] write(3, "1000", 4 [pid 32073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32075] <... write resumed>) = 4 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32073] <... prctl resumed>) = 0 executing program [pid 291] close(3 [pid 290] umount2("./12691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12837" [pid 32073] setpgid(0, 0 [pid 290] newfstatat(AT_FDCWD, "./12691/binderfs", ./strace-static-x86_64: Process 32076 attached [pid 32075] close(3 [pid 32076] set_robust_list(0x5555712b4660, 24 [pid 32075] <... close resumed>) = 0 [pid 32073] <... setpgid resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] mkdir("./12838", 0777 [pid 290] unlink("./12691/binderfs" [pid 32076] <... set_robust_list resumed>) = 0 [pid 32075] symlink("/dev/binderfs", "./binderfs" [pid 32076] chdir("./13152" [pid 32075] <... symlink resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32076] <... chdir resumed>) = 0 [pid 32075] write(1, "executing program\n", 18 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... unlink resumed>) = 0 [pid 32076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32075] <... write resumed>) = 18 [pid 32076] <... prctl resumed>) = 0 [pid 32075] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32076] setpgid(0, 0 [pid 32075] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32076] <... setpgid resumed>) = 0 [pid 32075] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32077 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 32076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32075] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32073] <... openat resumed>) = 3 [pid 290] <... close resumed>) = 0 [pid 32076] <... openat resumed>) = 3 [pid 32075] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32073] write(3, "1000", 4 [pid 290] rmdir("./12691" [pid 32076] write(3, "1000", 4 [pid 32075] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32076] <... write resumed>) = 4 [pid 32075] write(-1, "0x0000000000000001", 18 [pid 32076] close(3 [pid 32075] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32076] <... close resumed>) = 0 [pid 32075] exit_group(0 [pid 32073] <... write resumed>) = 4 [pid 290] <... rmdir resumed>) = 0 [pid 32076] symlink("/dev/binderfs", "./binderfs" [pid 32075] <... exit_group resumed>) = ? [pid 32073] close(3 [pid 290] mkdir("./12692", 0777 [pid 32076] <... symlink resumed>) = 0 [pid 32075] +++ exited with 0 +++ [pid 32073] <... close resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 executing program [pid 32073] symlink("/dev/binderfs", "./binderfs" [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32077 attached [pid 32076] write(1, "executing program\n", 18 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32076] <... write resumed>) = 18 [pid 32076] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32078 [pid 292] <... restart_syscall resumed>) = 0 [pid 32076] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32076] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] umount2("./13027", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32076] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32076] write(-1, "0x0000000000000001", 18 [pid 32073] <... symlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32076] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32076] exit_group(0executing program [pid 32073] write(1, "executing program\n", 18 [pid 292] openat(AT_FDCWD, "./13027", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32076] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32078 attached [pid 32077] set_robust_list(0x5555712b4660, 24 [pid 32073] <... write resumed>) = 18 [pid 292] <... openat resumed>) = 3 [pid 32077] <... set_robust_list resumed>) = 0 [pid 32076] +++ exited with 0 +++ [pid 32078] set_robust_list(0x5555712b4660, 24 [pid 32073] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] newfstatat(3, "", [pid 32078] <... set_robust_list resumed>) = 0 [pid 32077] chdir("./12838" [pid 32073] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32077] <... chdir resumed>) = 0 [pid 32073] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32073] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] umount2("./13027/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32078] chdir("./12692" [pid 32077] <... prctl resumed>) = 0 [pid 32073] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32078] <... chdir resumed>) = 0 [pid 32077] setpgid(0, 0 [pid 32073] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] newfstatat(AT_FDCWD, "./13027/binderfs", [pid 32078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32077] <... setpgid resumed>) = 0 [pid 32073] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32073] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13027/binderfs" [pid 32078] <... prctl resumed>) = 0 [pid 32078] setpgid(0, 0) = 0 [pid 292] <... unlink resumed>) = 0 [pid 32073] exit_group(0 [pid 292] getdents64(3, [pid 32077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32073] <... exit_group resumed>) = ? [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] close(3) = 0 [pid 292] rmdir("./13027" [pid 32077] <... openat resumed>) = 3 [pid 292] <... rmdir resumed>) = 0 [pid 32077] write(3, "1000", 4 [pid 292] mkdir("./13028", 0777 [pid 32077] <... write resumed>) = 4 [pid 32077] close(3) = 0 [pid 32073] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 executing program [pid 32077] symlink("/dev/binderfs", "./binderfs" [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32078] <... openat resumed>) = 3 [pid 32077] <... symlink resumed>) = 0 [pid 32077] write(1, "executing program\n", 18) = 18 [pid 32077] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32079 [pid 32077] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32077] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32077] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32078] write(3, "1000", 4 [pid 32077] write(-1, "0x0000000000000001", 18 [pid 32078] <... write resumed>) = 4 [pid 32077] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32077] exit_group(0 [pid 32078] close(3 [pid 32077] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32079 attached [pid 32078] <... close resumed>) = 0 [pid 32079] set_robust_list(0x5555712b4660, 24 [pid 32078] symlink("/dev/binderfs", "./binderfs" [pid 32077] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32079] <... set_robust_list resumed>) = 0 [pid 32078] <... symlink resumed>) = 0 [pid 32079] chdir("./13028" [pid 32078] write(1, "executing program\n", 18executing program [pid 32079] <... chdir resumed>) = 0 [pid 32078] <... write resumed>) = 18 [pid 32079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32078] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32079] <... prctl resumed>) = 0 [pid 32078] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32079] setpgid(0, 0 [pid 32078] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32079] <... setpgid resumed>) = 0 [pid 32078] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32078] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32079] <... openat resumed>) = 3 [pid 32078] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32079] write(3, "1000", 4 [pid 32078] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32078] exit_group(0 [pid 32079] <... write resumed>) = 4 [pid 32078] <... exit_group resumed>) = ? [pid 32079] close(3 [pid 32078] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32079] <... close resumed>) = 0 [pid 293] umount2("./13152", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12838", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12692", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12539", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32079] symlink("/dev/binderfs", "./binderfs" [pid 293] openat(AT_FDCWD, "./13152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... openat resumed>) = 3 [pid 291] openat(AT_FDCWD, "./12838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] openat(AT_FDCWD, "./12692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32079] <... symlink resumed>) = 0 [pid 293] newfstatat(3, "", [pid 291] <... openat resumed>) = 3 [pid 290] <... openat resumed>) = 3 [pid 32079] write(1, "executing program\n", 18 executing program [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] newfstatat(3, "", [pid 290] newfstatat(3, "", [pid 289] <... openat resumed>) = 3 [pid 32079] <... write resumed>) = 18 [pid 293] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 32079] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 290] getdents64(3, [pid 32079] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13152/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32079] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(AT_FDCWD, "./13152/binderfs", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] getdents64(3, [pid 32079] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(AT_FDCWD, "./12838/binderfs", [pid 290] newfstatat(AT_FDCWD, "./12692/binderfs", [pid 32079] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] unlink("./13152/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32079] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... unlink resumed>) = 0 [pid 291] unlink("./12838/binderfs" [pid 290] unlink("./12692/binderfs" [pid 32079] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 289] umount2("./12539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32079] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 290] getdents64(3, [pid 32079] exit_group(0 [pid 293] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32079] <... exit_group resumed>) = ? [pid 293] <... close resumed>) = 0 [pid 291] close(3 [pid 290] close(3 [pid 289] newfstatat(AT_FDCWD, "./12539/binderfs", [pid 293] rmdir("./13152" [pid 291] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32079] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 291] rmdir("./12838" [pid 290] rmdir("./12692" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] mkdir("./13153", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... rmdir resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] unlink("./12539/binderfs" [pid 293] <... mkdir resumed>) = 0 [pid 291] mkdir("./12839", 0777 [pid 290] mkdir("./12693", 0777 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... mkdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32080 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32080 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] getdents64(3, [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32081 ./strace-static-x86_64: Process 32081 attached [pid 32081] set_robust_list(0x5555712b4660, 24) = 0 [pid 32081] chdir("./12693" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32081] <... chdir resumed>) = 0 [pid 32081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32081] setpgid(0, 0) = 0 [pid 32081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32080] set_robust_list(0x5555712b4660, 24 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32082 [pid 289] close(3 [pid 32081] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 32081] write(3, "1000", 4 [pid 32080] <... set_robust_list resumed>) = 0 [pid 289] rmdir("./12539" [pid 32081] <... write resumed>) = 4 [pid 32081] close(3) = 0 executing program [pid 32081] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32081] write(1, "executing program\n", 18) = 18 [pid 289] <... rmdir resumed>) = 0 [pid 32081] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] mkdir("./12540", 0777 [pid 32081] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32080] chdir("./13153" [pid 32081] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32081] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... mkdir resumed>) = 0 [pid 32081] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32081] write(-1, "0x0000000000000001", 18 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32081] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32081] exit_group(0) = ? ./strace-static-x86_64: Process 32083 attached [pid 32081] +++ exited with 0 +++ [pid 32080] <... chdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32082 attached [pid 32082] set_robust_list(0x5555712b4660, 24 [pid 32083] set_robust_list(0x5555712b4660, 24 [pid 32080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32083 [pid 32082] <... set_robust_list resumed>) = 0 [pid 32082] chdir("./12839" [pid 32083] <... set_robust_list resumed>) = 0 [pid 32080] <... prctl resumed>) = 0 [pid 32082] <... chdir resumed>) = 0 [pid 32082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32082] setpgid(0, 0) = 0 [pid 32080] setpgid(0, 0 [pid 32082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32080] <... setpgid resumed>) = 0 [pid 32082] <... openat resumed>) = 3 [pid 32082] write(3, "1000", 4 [pid 32080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32082] <... write resumed>) = 4 [pid 32082] close(3) = 0 [pid 32082] symlink("/dev/binderfs", "./binderfs" [pid 32083] chdir("./12540" [pid 32082] <... symlink resumed>) = 0 [pid 32080] <... openat resumed>) = 3 executing program [pid 32082] write(1, "executing program\n", 18) = 18 [pid 32082] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32080] write(3, "1000", 4 [pid 32082] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32080] <... write resumed>) = 4 [pid 32082] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32080] close(3 [pid 32082] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32080] <... close resumed>) = 0 [pid 32082] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32080] symlink("/dev/binderfs", "./binderfs" [pid 32082] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32082] write(-1, "0x0000000000000001", 18 [pid 32080] <... symlink resumed>) = 0 executing program [pid 32082] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32080] write(1, "executing program\n", 18) = 18 [pid 32080] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] umount2("./13028", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32080] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32083] <... chdir resumed>) = 0 [pid 32082] exit_group(0 [pid 32080] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] openat(AT_FDCWD, "./13028", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32082] <... exit_group resumed>) = ? [pid 32080] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... openat resumed>) = 3 [pid 32083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32082] +++ exited with 0 +++ [pid 32080] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] newfstatat(3, "", [pid 32080] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32080] write(-1, "0x0000000000000001", 18 [pid 292] getdents64(3, [pid 32083] <... prctl resumed>) = 0 [pid 32080] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... restart_syscall resumed>) = 0 [pid 32080] exit_group(0 [pid 292] umount2("./13028/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32080] <... exit_group resumed>) = ? [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13028/binderfs", [pid 290] umount2("./12693", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32080] +++ exited with 0 +++ [pid 292] unlink("./13028/binderfs" [pid 290] openat(AT_FDCWD, "./12693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32083] setpgid(0, 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... unlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] getdents64(3, [pid 290] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] close(3 [pid 291] umount2("./12839", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 32083] <... setpgid resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] rmdir("./13028" [pid 291] openat(AT_FDCWD, "./12839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] umount2("./12693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] mkdir("./13029", 0777 [pid 291] newfstatat(3, "", [pid 290] newfstatat(AT_FDCWD, "./12693/binderfs", [pid 32083] <... openat resumed>) = 3 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 290] unlink("./12693/binderfs"./strace-static-x86_64: Process 32084 attached [pid 32083] write(3, "1000", 4 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... unlink resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32084 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32084] set_robust_list(0x5555712b4660, 24 [pid 32083] <... write resumed>) = 4 [pid 291] umount2("./12839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] close(3) = 0 [pid 290] rmdir("./12693" [pid 32084] <... set_robust_list resumed>) = 0 [pid 32083] close(3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... rmdir resumed>) = 0 [pid 32083] <... close resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12839/binderfs", [pid 290] mkdir("./12694", 0777 [pid 32084] chdir("./13029" [pid 32083] symlink("/dev/binderfs", "./binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 291] unlink("./12839/binderfs" [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32083] <... symlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 executing program [pid 32083] write(1, "executing program\n", 18 [pid 291] getdents64(3, [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32085 [pid 32083] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 32083] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12839" [pid 32083] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32085 attached [pid 32085] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 32083] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] mkdir("./12840", 0777 [pid 32085] chdir("./12694") = 0 [pid 32085] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32083] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32085] setpgid(0, 0) = 0 [pid 32085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32083] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32085] write(3, "1000", 4) = 4 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32086 [pid 32083] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32085] close(3 [pid 32083] write(-1, "0x0000000000000001", 18 [pid 32085] <... close resumed>) = 0 [pid 32085] symlink("/dev/binderfs", "./binderfs" [pid 32083] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32084] <... chdir resumed>) = 0 executing program [pid 32084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32083] exit_group(0) = ? [pid 32084] <... prctl resumed>) = 0 [pid 32085] <... symlink resumed>) = 0 [pid 32085] write(1, "executing program\n", 18) = 18 [pid 32085] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32085] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32083] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13153", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32084] setpgid(0, 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] openat(AT_FDCWD, "./13153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32085] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32085] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32084] <... setpgid resumed>) = 0 [pid 32085] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13153/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13153/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13153/binderfs" [pid 32085] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 32085] <... exit_group resumed>) = ? [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13153") = 0 [pid 293] mkdir("./13154", 0777 [pid 32085] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... mkdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32086 attached [pid 32086] set_robust_list(0x5555712b4660, 24) = 0 [pid 32086] chdir("./12840" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32087 [pid 32086] <... chdir resumed>) = 0 [pid 32086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32086] setpgid(0, 0) = 0 [pid 32084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32084] <... openat resumed>) = 3 [pid 32086] <... openat resumed>) = 3 [pid 32086] write(3, "1000", 4) = 4 [pid 32086] close(3 [pid 32084] write(3, "1000", 4 [pid 32086] <... close resumed>) = 0 ./strace-static-x86_64: Process 32087 attached [pid 32084] <... write resumed>) = 4 [pid 32087] set_robust_list(0x5555712b4660, 24) = 0 [pid 32086] symlink("/dev/binderfs", "./binderfs" [pid 32084] close(3 [pid 32087] chdir("./13154") = 0 [pid 32087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32084] <... close resumed>) = 0 [pid 32087] <... prctl resumed>) = 0 [pid 32087] setpgid(0, 0) = 0 [pid 32086] <... symlink resumed>) = 0 [pid 32084] symlink("/dev/binderfs", "./binderfs" [pid 32087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32086] write(1, "executing program\n", 18 executing program [pid 32084] <... symlink resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32086] <... write resumed>) = 18 executing program [pid 32084] write(1, "executing program\n", 18 [pid 32087] <... openat resumed>) = 3 [pid 32087] write(3, "1000", 4 [pid 32086] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32084] <... write resumed>) = 18 [pid 289] umount2("./12540", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32086] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32084] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] openat(AT_FDCWD, "./12540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32086] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32084] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32086] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32084] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32086] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] getdents64(3, [pid 32084] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32086] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32084] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] umount2("./12694", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32086] write(-1, "0x0000000000000001", 18 [pid 32084] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32086] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(AT_FDCWD, "./12540/binderfs", [pid 32084] write(-1, "0x0000000000000001", 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32086] exit_group(0 [pid 32084] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] unlink("./12540/binderfs" [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32086] <... exit_group resumed>) = ? [pid 32084] exit_group(0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 32084] <... exit_group resumed>) = ? [pid 290] umount2("./12694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] close(3 [pid 290] newfstatat(AT_FDCWD, "./12694/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... close resumed>) = 0 [pid 290] unlink("./12694/binderfs" [pid 289] rmdir("./12540" [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 289] <... rmdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12694" [pid 289] mkdir("./12541", 0777 [pid 32086] +++ exited with 0 +++ [pid 32084] +++ exited with 0 +++ [pid 290] <... rmdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] mkdir("./12695", 0777 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... mkdir resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32088 [pid 32087] <... write resumed>) = 4 [pid 32087] close(3) = 0 [pid 32087] symlink("/dev/binderfs", "./binderfs" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32089 ./strace-static-x86_64: Process 32088 attached [pid 32087] <... symlink resumed>) = 0 [pid 32087] write(1, "executing program\n", 18executing program ) = 18 [pid 32087] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32087] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32088] set_robust_list(0x5555712b4660, 24 [pid 32087] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32087] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32088] <... set_robust_list resumed>) = 0 [pid 32087] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32087] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32088] chdir("./12695" [pid 32087] exit_group(0) = ? [pid 32088] <... chdir resumed>) = 0 [pid 32087] +++ exited with 0 +++ [pid 292] <... restart_syscall resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32089 attached [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32089] set_robust_list(0x5555712b4660, 24 [pid 292] umount2("./13029", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32089] <... set_robust_list resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13029", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32089] chdir("./12541" [pid 292] getdents64(3, [pid 32089] <... chdir resumed>) = 0 [pid 32089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13029/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32089] <... prctl resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13029/binderfs", [pid 32088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13029/binderfs" [pid 32089] setpgid(0, 0) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 32089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13029" [pid 32089] <... openat resumed>) = 3 [pid 292] <... rmdir resumed>) = 0 [pid 32089] write(3, "1000", 4 [pid 292] mkdir("./13030", 0777 [pid 32089] <... write resumed>) = 4 [pid 32089] close(3) = 0 [pid 32089] symlink("/dev/binderfs", "./binderfs" executing program [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32089] <... symlink resumed>) = 0 [pid 32089] write(1, "executing program\n", 18) = 18 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32090 [pid 32089] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32089] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32089] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32088] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 32090 attached [pid 32089] write(-1, "0x0000000000000001", 18 [pid 32090] set_robust_list(0x5555712b4660, 24) = 0 [pid 32090] chdir("./13030" [pid 32088] setpgid(0, 0 [pid 32089] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... restart_syscall resumed>) = 0 [pid 32088] <... setpgid resumed>) = 0 [pid 32090] <... chdir resumed>) = 0 [pid 291] umount2("./12840", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32090] <... prctl resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32089] exit_group(0 [pid 32088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 32090] setpgid(0, 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32089] <... exit_group resumed>) = ? [pid 32088] <... openat resumed>) = 3 [pid 291] getdents64(3, [pid 32090] <... setpgid resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32088] write(3, "1000", 4 [pid 291] umount2("./12840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32088] <... write resumed>) = 4 [pid 291] newfstatat(AT_FDCWD, "./12840/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32088] close(3 [pid 291] unlink("./12840/binderfs" [pid 32090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... unlink resumed>) = 0 [pid 32088] <... close resumed>) = 0 [pid 291] getdents64(3, executing program executing program 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32088] symlink("/dev/binderfs", "./binderfs" [pid 291] close(3 [pid 32090] <... openat resumed>) = 3 [pid 291] <... close resumed>) = 0 [pid 32090] write(3, "1000", 4 [pid 291] rmdir("./12840" [pid 32090] <... write resumed>) = 4 [pid 32090] close(3) = 0 [pid 32090] symlink("/dev/binderfs", "./binderfs" [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12841", 0777 [pid 32088] <... symlink resumed>) = 0 [pid 32090] <... symlink resumed>) = 0 [pid 32090] write(1, "executing program\n", 18) = 18 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32088] write(1, "executing program\n", 18 [pid 32090] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32090] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32088] <... write resumed>) = 18 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32091 [pid 32090] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32090] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32088] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32090] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32088] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32090] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32089] +++ exited with 0 +++ [pid 32088] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32088] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32090] exit_group(0) = ? [pid 32088] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... restart_syscall resumed>) = 0 [pid 32088] write(-1, "0x0000000000000001", 18 [pid 293] umount2("./13154", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32088] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] openat(AT_FDCWD, "./13154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", [pid 32088] exit_group(0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 32088] <... exit_group resumed>) = ? [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13154/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13154/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13154/binderfs" [pid 32090] +++ exited with 0 +++ [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] close(3) = 0 [pid 293] rmdir("./13154"./strace-static-x86_64: Process 32091 attached [pid 32091] set_robust_list(0x5555712b4660, 24) = 0 [pid 32091] chdir("./12841" [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13155", 0777 [pid 32091] <... chdir resumed>) = 0 [pid 32091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32091] setpgid(0, 0) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32091] write(3, "1000", 4 [pid 32088] +++ exited with 0 +++ [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32092 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32091] <... write resumed>) = 4 [pid 32091] close(3) = 0 [pid 32091] symlink("/dev/binderfs", "./binderfs"executing program ./strace-static-x86_64: Process 32092 attached ) = 0 [pid 32091] write(1, "executing program\n", 18) = 18 [pid 32092] set_robust_list(0x5555712b4660, 24 [pid 292] <... restart_syscall resumed>) = 0 [pid 32091] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32092] <... set_robust_list resumed>) = 0 [pid 32091] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32091] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] umount2("./13030", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32091] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32092] chdir("./13155" [pid 32091] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] openat(AT_FDCWD, "./13030", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32092] <... chdir resumed>) = 0 [pid 32091] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32091] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 32092] <... prctl resumed>) = 0 [pid 32091] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13030/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32091] exit_group(0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32092] setpgid(0, 0 [pid 32091] <... exit_group resumed>) = ? [pid 292] newfstatat(AT_FDCWD, "./13030/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13030/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13030" [pid 32092] <... setpgid resumed>) = 0 [pid 32091] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13031", 0777 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... mkdir resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32092] <... openat resumed>) = 3 [pid 32092] write(3, "1000", 4 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32093 ./strace-static-x86_64: Process 32093 attached [pid 32092] <... write resumed>) = 4 executing program [pid 32093] set_robust_list(0x5555712b4660, 24 [pid 32092] close(3 [pid 32093] <... set_robust_list resumed>) = 0 [pid 32092] <... close resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32093] chdir("./13031" [pid 32092] symlink("/dev/binderfs", "./binderfs" [pid 32093] <... chdir resumed>) = 0 [pid 290] umount2("./12695", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32092] <... symlink resumed>) = 0 [pid 32093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 32093] <... prctl resumed>) = 0 [pid 32092] write(1, "executing program\n", 18 [pid 290] newfstatat(3, "", [pid 289] <... restart_syscall resumed>) = 0 [pid 32093] setpgid(0, 0 [pid 32092] <... write resumed>) = 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32093] <... setpgid resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12695/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12695/binderfs" [pid 32092] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] umount2("./12841", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... unlink resumed>) = 0 [pid 289] umount2("./12541", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32092] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 32092] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] openat(AT_FDCWD, "./12841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32093] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 290] close(3 [pid 289] openat(AT_FDCWD, "./12541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32093] write(3, "1000", 4 [pid 32092] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(3, "", [pid 290] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] rmdir("./12695" [pid 32092] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... openat resumed>) = 3 [pid 32093] <... write resumed>) = 4 [pid 291] getdents64(3, [pid 290] <... rmdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 32093] close(3 [pid 32092] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] mkdir("./12696", 0777 [pid 32093] <... close resumed>) = 0 [pid 32092] write(-1, "0x0000000000000001", 18 [pid 291] umount2("./12841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32093] symlink("/dev/binderfs", "./binderfs" [pid 32092] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32093] <... symlink resumed>) = 0 [pid 32092] exit_group(0 [pid 291] newfstatat(AT_FDCWD, "./12841/binderfs", [pid 289] getdents64(3, [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32094 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32093] write(1, "executing program\n", 18 [pid 32092] <... exit_group resumed>) = ? [pid 291] unlink("./12841/binderfs"executing program executing program [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 32094 attached [pid 291] <... unlink resumed>) = 0 [pid 289] umount2("./12541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] newfstatat(AT_FDCWD, "./12541/binderfs", [pid 291] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... close resumed>) = 0 [pid 289] unlink("./12541/binderfs" [pid 291] rmdir("./12841" [pid 32094] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32094] chdir("./12696") = 0 [pid 291] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 291] mkdir("./12842", 0777 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32094] setpgid(0, 0) = 0 [pid 32094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 289] close(3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... close resumed>) = 0 [pid 32094] <... openat resumed>) = 3 [pid 32094] write(3, "1000", 4) = 4 [pid 289] rmdir("./12541" [pid 32094] close(3) = 0 [pid 32094] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32094] write(1, "executing program\n", 18 [pid 289] <... rmdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32095 [pid 289] mkdir("./12542", 0777 [pid 32094] <... write resumed>) = 18 [pid 32094] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32094] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32094] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32094] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32094] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32096 [pid 32093] <... write resumed>) = 18 [pid 32094] exit_group(0) = ? [pid 32093] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32092] +++ exited with 0 +++ [pid 32093] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32093] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32093] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32093] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 32096 attached ) = -1 EBADF (Bad file descriptor) [pid 32096] set_robust_list(0x5555712b4660, 24 [pid 32093] write(-1, "0x0000000000000001", 18 [pid 32096] <... set_robust_list resumed>) = 0 [pid 32093] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32094] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32093] exit_group(0 [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32095 attached [pid 32093] <... exit_group resumed>) = ? [pid 32095] set_robust_list(0x5555712b4660, 24) = 0 [pid 32095] chdir("./12842") = 0 [pid 32095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32095] setpgid(0, 0) = 0 [pid 32093] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32096] chdir("./12542" [pid 32095] <... openat resumed>) = 3 [pid 32096] <... chdir resumed>) = 0 [pid 32095] write(3, "1000", 4) = 4 [pid 32095] close(3) = 0 [pid 32095] symlink("/dev/binderfs", "./binderfs" [pid 32096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32096] setpgid(0, 0 [pid 32095] <... symlink resumed>) = 0 [pid 32096] <... setpgid resumed>) = 0 [pid 32095] write(1, "executing program\n", 18executing program ) = 18 [pid 32095] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32095] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32095] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32095] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32095] write(-1, "0x0000000000000001", 18 [pid 32096] <... openat resumed>) = 3 [pid 32095] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32095] exit_group(0 [pid 32096] write(3, "1000", 4 [pid 32095] <... exit_group resumed>) = ? [pid 32096] <... write resumed>) = 4 [pid 32096] close(3) = 0 [pid 32096] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32095] +++ exited with 0 +++ [pid 32096] write(1, "executing program\n", 18executing program [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32096] <... write resumed>) = 18 [pid 32096] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... restart_syscall resumed>) = 0 [pid 32096] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] umount2("./12696", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32096] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32096] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] openat(AT_FDCWD, "./12696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32096] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] newfstatat(3, "", [pid 32096] write(-1, "0x0000000000000001", 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32096] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32096] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32096] <... exit_group resumed>) = ? [pid 290] newfstatat(AT_FDCWD, "./12696/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12696/binderfs") = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 293] umount2("./13155", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12696" [pid 293] openat(AT_FDCWD, "./13155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... rmdir resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 290] mkdir("./12697", 0777 [pid 293] newfstatat(3, "", [pid 291] <... restart_syscall resumed>) = 0 [pid 32096] +++ exited with 0 +++ [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] getdents64(3, [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12842", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13155/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32097 attached ) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] newfstatat(AT_FDCWD, "./13155/binderfs", [pid 291] <... openat resumed>) = 3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32097 [pid 32097] set_robust_list(0x5555712b4660, 24 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(3, "", [pid 32097] <... set_robust_list resumed>) = 0 [pid 293] unlink("./13155/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] umount2("./12542", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32097] chdir("./12697" [pid 293] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, [pid 32097] <... chdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] openat(AT_FDCWD, "./12542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32097] <... prctl resumed>) = 0 [pid 293] close(3 [pid 289] <... openat resumed>) = 3 [pid 293] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32097] setpgid(0, 0 [pid 293] rmdir("./13155" [pid 291] newfstatat(AT_FDCWD, "./12842/binderfs", [pid 289] newfstatat(3, "", [pid 293] <... rmdir resumed>) = 0 [pid 292] umount2("./13031", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32097] <... setpgid resumed>) = 0 [pid 293] mkdir("./13156", 0777 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... mkdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13031", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] unlink("./12842/binderfs" [pid 289] getdents64(3, [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... openat resumed>) = 3 [pid 32097] <... openat resumed>) = 3 [pid 291] <... unlink resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] newfstatat(3, "", [pid 32097] write(3, "1000", 4) = 4 [pid 32097] close(3) = 0 [pid 32097] symlink("/dev/binderfs", "./binderfs" [pid 289] umount2("./12542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32098 [pid 291] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] newfstatat(AT_FDCWD, "./12542/binderfs", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] close(3 [pid 292] umount2("./13031/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... close resumed>) = 0 [pid 32097] <... symlink resumed>) = 0 [pid 32097] write(1, "executing program\n", 18) = 18 executing program [pid 32097] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] unlink("./12542/binderfs" [pid 291] rmdir("./12842" [pid 292] newfstatat(AT_FDCWD, "./13031/binderfs", [pid 32097] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... unlink resumed>) = 0 [pid 32097] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32097] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32097] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32097] exit_group(0 [pid 291] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] mkdir("./12843", 0777 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] unlink("./13031/binderfs" [pid 32097] <... exit_group resumed>) = ? [pid 32097] +++ exited with 0 +++ [pid 292] <... unlink resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] close(3 [pid 292] getdents64(3, [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... close resumed>) = 0 ./strace-static-x86_64: Process 32098 attached [pid 32098] set_robust_list(0x5555712b4660, 24) = 0 [pid 32098] chdir("./13156") = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] rmdir("./12542" [pid 292] close(3 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32099 [pid 32098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32098] setpgid(0, 0) = 0 [pid 32098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... close resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 292] rmdir("./13031" [pid 289] mkdir("./12543", 0777 [pid 32098] <... openat resumed>) = 3 [pid 292] <... rmdir resumed>) = 0 [pid 32098] write(3, "1000", 4) = 4 [pid 32098] close(3) = 0 [pid 32098] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] mkdir("./13032", 0777 [pid 289] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32099 attached [pid 32099] set_robust_list(0x5555712b4660, 24) = 0 [pid 32099] chdir("./12843" [pid 292] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32099] <... chdir resumed>) = 0 [pid 32099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32099] setpgid(0, 0) = 0 [pid 32099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32099] write(3, "1000", 4) = 4 [pid 32099] close(3) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32100 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32101 [pid 32099] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 32101 attached [pid 32098] write(1, "executing program\n", 18 [pid 32099] write(1, "executing program\n", 18executing program executing program ) = 18 [pid 32099] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32098] <... write resumed>) = 18 [pid 32099] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32099] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... restart_syscall resumed>) = 0 [pid 32098] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32099] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32098] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32099] write(-1, "0x0000000000000001", 18 [pid 32098] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] umount2("./12697", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32101] set_robust_list(0x5555712b4660, 24 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32098] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] openat(AT_FDCWD, "./12697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32099] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32098] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... openat resumed>) = 3 [pid 32099] exit_group(0 [pid 290] newfstatat(3, "", [pid 32099] <... exit_group resumed>) = ? [pid 32101] <... set_robust_list resumed>) = 0 [pid 32099] +++ exited with 0 +++ [pid 32098] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32100 attached [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] umount2("./12697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32098] write(-1, "0x0000000000000001", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32100] set_robust_list(0x5555712b4660, 24 [pid 32098] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] newfstatat(AT_FDCWD, "./12697/binderfs", [pid 32100] <... set_robust_list resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32100] chdir("./12543" [pid 32098] exit_group(0 [pid 290] unlink("./12697/binderfs" [pid 32100] <... chdir resumed>) = 0 [pid 32100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32100] setpgid(0, 0 [pid 32098] <... exit_group resumed>) = ? [pid 290] <... unlink resumed>) = 0 [pid 32100] <... setpgid resumed>) = 0 [pid 290] getdents64(3, [pid 32100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 32100] <... openat resumed>) = 3 [pid 290] <... close resumed>) = 0 [pid 32100] write(3, "1000", 4 [pid 290] rmdir("./12697" [pid 32100] <... write resumed>) = 4 [pid 32100] close(3) = 0 [pid 32100] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32098] +++ exited with 0 +++ [pid 290] <... rmdir resumed>) = 0 executing program [pid 290] mkdir("./12698", 0777 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32100] write(1, "executing program\n", 18) = 18 [pid 32100] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32100] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... mkdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32100] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32100] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32100] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32100] exit_group(0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32102 [pid 32100] <... exit_group resumed>) = ? [pid 32101] chdir("./13032" [pid 32100] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32102 attached [pid 32102] set_robust_list(0x5555712b4660, 24) = 0 [pid 32101] <... chdir resumed>) = 0 [pid 32102] chdir("./12698") = 0 [pid 32101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32102] setpgid(0, 0 [pid 32101] <... prctl resumed>) = 0 [pid 32102] <... setpgid resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32101] setpgid(0, 0) = 0 [pid 32102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] umount2("./12843", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", [pid 32101] <... openat resumed>) = 3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32102] <... openat resumed>) = 3 [pid 291] getdents64(3, [pid 32101] write(3, "1000", 4 [pid 32102] write(3, "1000", 4 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32102] <... write resumed>) = 4 [pid 32101] <... write resumed>) = 4 [pid 291] umount2("./12843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32102] close(3 [pid 32101] close(3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32102] <... close resumed>) = 0 [pid 32101] <... close resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12843/binderfs", [pid 32102] symlink("/dev/binderfs", "./binderfs" [pid 32101] symlink("/dev/binderfs", "./binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12843/binderfs") = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 32101] <... symlink resumed>) = 0 [pid 291] rmdir("./12843") = 0 [pid 289] <... restart_syscall resumed>) = 0 executing program executing program [pid 32101] write(1, "executing program\n", 18 [pid 291] mkdir("./12844", 0777 [pid 32101] <... write resumed>) = 18 [pid 32102] <... symlink resumed>) = 0 [pid 32102] write(1, "executing program\n", 18) = 18 [pid 32102] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 32102] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12543", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32102] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32102] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32102] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32103 [pid 32101] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] openat(AT_FDCWD, "./12543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32101] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32101] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32102] exit_group(0 [pid 289] getdents64(3, [pid 32101] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32102] <... exit_group resumed>) = ? [pid 32102] +++ exited with 0 +++ [pid 32101] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32101] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] newfstatat(AT_FDCWD, "./12543/binderfs", ./strace-static-x86_64: Process 32103 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32101] write(-1, "0x0000000000000001", 18 [pid 289] unlink("./12543/binderfs" [pid 32103] set_robust_list(0x5555712b4660, 24) = 0 [pid 32101] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 32103] chdir("./12844" [pid 289] <... close resumed>) = 0 [pid 32101] exit_group(0 [pid 289] rmdir("./12543" [pid 32103] <... chdir resumed>) = 0 [pid 32103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32103] setpgid(0, 0) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32101] <... exit_group resumed>) = ? [pid 289] mkdir("./12544", 0777 [pid 32103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32103] write(3, "1000", 4 [pid 289] <... mkdir resumed>) = 0 [pid 32103] <... write resumed>) = 4 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32103] close(3) = 0 [pid 32103] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32103] write(1, "executing program\n", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32104 [pid 32103] <... write resumed>) = 18 [pid 32103] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] umount2("./13156", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32103] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32103] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] openat(AT_FDCWD, "./13156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", [pid 32103] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32103] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 32101] +++ exited with 0 +++ [pid 32103] <... openat resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13156/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] newfstatat(AT_FDCWD, "./13156/binderfs", [pid 32103] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32103] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13156/binderfs" [pid 32103] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32103] <... exit_group resumed>) = ? [pid 293] close(3 [pid 32103] +++ exited with 0 +++ [pid 293] <... close resumed>) = 0 [pid 290] umount2("./12698", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] rmdir("./13156" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32104 attached [pid 32104] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] openat(AT_FDCWD, "./12698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] mkdir("./13157", 0777 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... openat resumed>) = 3 [pid 32104] chdir("./12544") = 0 [pid 32104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32104] setpgid(0, 0) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 290] newfstatat(3, "", [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] getdents64(3, [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32105 [pid 32104] write(3, "1000", 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32104] <... write resumed>) = 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32104] close(3 [pid 290] newfstatat(AT_FDCWD, "./12698/binderfs", [pid 32104] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32104] symlink("/dev/binderfs", "./binderfs" [pid 290] unlink("./12698/binderfs") = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 32104] <... symlink resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32104] write(1, "executing program\n", 18executing program [pid 290] rmdir("./12698" [pid 32104] <... write resumed>) = 18 [pid 32104] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32104] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12699", 0777 [pid 32104] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32104] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32104] write(-1, "0x0000000000000001", 18 [pid 290] <... mkdir resumed>) = 0 [pid 32104] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32104] exit_group(0) = ? [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32106 [pid 292] umount2("./13032", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12844", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13032", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... openat resumed>) = 3 [pid 291] openat(AT_FDCWD, "./12844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] newfstatat(3, "", [pid 291] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] newfstatat(3, "", [pid 292] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 292] umount2("./13032/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32106 attached [pid 32104] +++ exited with 0 +++ [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 32105 attached [pid 32105] set_robust_list(0x5555712b4660, 24) = 0 [pid 32105] chdir("./13157" [pid 292] newfstatat(AT_FDCWD, "./13032/binderfs", [pid 291] umount2("./12844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13032/binderfs" [pid 291] newfstatat(AT_FDCWD, "./12844/binderfs", [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32105] <... chdir resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] getdents64(3, [pid 291] unlink("./12844/binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... unlink resumed>) = 0 [pid 292] close(3 [pid 291] getdents64(3, [pid 32105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] rmdir("./13032" [pid 291] close(3 [pid 32105] <... prctl resumed>) = 0 [pid 32105] setpgid(0, 0) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 292] mkdir("./13033", 0777 [pid 291] rmdir("./12844" [pid 32105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32105] write(3, "1000", 4) = 4 [pid 32105] close(3 [pid 292] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32105] <... close resumed>) = 0 [pid 32105] symlink("/dev/binderfs", "./binderfs" [pid 291] <... rmdir resumed>) = 0 executing program [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] mkdir("./12845", 0777 [pid 32105] <... symlink resumed>) = 0 [pid 32105] write(1, "executing program\n", 18) = 18 [pid 32105] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32105] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32105] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32105] write(-1, "0x0000000000000001", 18 [pid 291] <... mkdir resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32107 [pid 289] umount2("./12544", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32105] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32105] exit_group(0) = ? [pid 289] openat(AT_FDCWD, "./12544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32108 [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12544/binderfs", ./strace-static-x86_64: Process 32108 attached [pid 32106] set_robust_list(0x5555712b4660, 24 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12544/binderfs") = 0 [pid 289] getdents64(3, [pid 32106] <... set_robust_list resumed>) = 0 [pid 32105] +++ exited with 0 +++ [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12544"./strace-static-x86_64: Process 32107 attached [pid 32107] set_robust_list(0x5555712b4660, 24) = 0 [pid 32107] chdir("./13033" [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32107] <... chdir resumed>) = 0 [pid 32107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] mkdir("./12545", 0777 [pid 293] umount2("./13157", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32107] <... prctl resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32107] setpgid(0, 0) = 0 [pid 32107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... mkdir resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32107] <... openat resumed>) = 3 [pid 32107] write(3, "1000", 4) = 4 [pid 32107] close(3) = 0 [pid 32107] symlink("/dev/binderfs", "./binderfs" [pid 293] getdents64(3, [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32109 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13157/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13157/binderfs" [pid 32107] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 32107] write(1, "executing program\n", 18executing program [pid 293] getdents64(3, [pid 32107] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13157" [pid 32107] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32107] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 32108] set_robust_list(0x5555712b4660, 24 [pid 32106] chdir("./12699" [pid 293] mkdir("./13158", 0777 [pid 32107] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32107] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32107] exit_group(0 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32107] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32109 attached [pid 32108] <... set_robust_list resumed>) = 0 [pid 32106] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 32110 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32110 [pid 32106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32110] set_robust_list(0x5555712b4660, 24) = 0 [pid 32106] <... prctl resumed>) = 0 [pid 32108] chdir("./12845" [pid 32110] chdir("./13158" [pid 32106] setpgid(0, 0 [pid 32108] <... chdir resumed>) = 0 [pid 32110] <... chdir resumed>) = 0 [pid 32106] <... setpgid resumed>) = 0 [pid 32108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32108] <... prctl resumed>) = 0 [pid 32106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32110] <... prctl resumed>) = 0 [pid 32108] setpgid(0, 0 [pid 32107] +++ exited with 0 +++ [pid 32106] <... openat resumed>) = 3 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32106] write(3, "1000", 4 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32109] set_robust_list(0x5555712b4660, 24 [pid 32106] <... write resumed>) = 4 [pid 32109] <... set_robust_list resumed>) = 0 [pid 32106] close(3 [pid 32108] <... setpgid resumed>) = 0 [pid 32110] setpgid(0, 0 [pid 32106] <... close resumed>) = 0 [pid 32109] chdir("./12545" [pid 32106] symlink("/dev/binderfs", "./binderfs" [pid 32109] <... chdir resumed>) = 0 [pid 32109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32106] <... symlink resumed>) = 0 [pid 32109] <... prctl resumed>) = 0 [pid 32109] setpgid(0, 0) = 0 [pid 32110] <... setpgid resumed>) = 0 [pid 32108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 32106] write(1, "executing program\n", 18 [pid 32109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32106] <... write resumed>) = 18 [pid 32109] <... openat resumed>) = 3 [pid 32106] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... restart_syscall resumed>) = 0 [pid 32110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32106] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32109] write(3, "1000", 4) = 4 [pid 32106] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32109] close(3 [pid 292] umount2("./13033", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32106] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32109] <... close resumed>) = 0 [pid 32106] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32109] symlink("/dev/binderfs", "./binderfs" [pid 292] openat(AT_FDCWD, "./13033", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32106] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32109] <... symlink resumed>) = 0 [pid 32106] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32108] <... openat resumed>) = 3 [pid 32109] write(1, "executing program\n", 18executing program [pid 292] getdents64(3, [pid 32106] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32109] <... write resumed>) = 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32109] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] umount2("./13033/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32106] exit_group(0 [pid 32109] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32106] <... exit_group resumed>) = ? [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32109] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] newfstatat(AT_FDCWD, "./13033/binderfs", [pid 32109] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32109] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] unlink("./13033/binderfs" [pid 32109] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32109] write(-1, "0x0000000000000001", 18 [pid 292] <... unlink resumed>) = 0 [pid 32109] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] getdents64(3, [pid 32109] exit_group(0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32106] +++ exited with 0 +++ [pid 292] close(3 [pid 32109] <... exit_group resumed>) = ? [pid 292] <... close resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] rmdir("./13033" [pid 32110] <... openat resumed>) = 3 [pid 32109] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32110] write(3, "1000", 4 [pid 32108] write(3, "1000", 4 [pid 292] mkdir("./13034", 0777 [pid 32110] <... write resumed>) = 4 [pid 32108] <... write resumed>) = 4 [pid 292] <... mkdir resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32108] close(3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32110] close(3) = 0 [pid 32110] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32108] <... close resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32111 [pid 32110] write(1, "executing program\n", 18executing program [pid 32108] symlink("/dev/binderfs", "./binderfs" [pid 32110] <... write resumed>) = 18 [pid 289] umount2("./12545", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32110] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32110] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "./12545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32108] <... symlink resumed>) = 0 executing program [pid 32110] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32108] write(1, "executing program\n", 18 [pid 289] <... openat resumed>) = 3 [pid 32110] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32108] <... write resumed>) = 18 [pid 289] newfstatat(3, "", [pid 32108] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32110] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] getdents64(3, [pid 32108] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32110] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32108] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32110] write(-1, "0x0000000000000001", 18 [pid 289] umount2("./12545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32108] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32110] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32108] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] newfstatat(AT_FDCWD, "./12545/binderfs", [pid 32110] exit_group(0 [pid 32108] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32110] <... exit_group resumed>) = ? [pid 289] unlink("./12545/binderfs" [pid 32110] +++ exited with 0 +++ [pid 32108] write(-1, "0x0000000000000001", 18 [pid 289] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 32111 attached [pid 32111] set_robust_list(0x5555712b4660, 24) = 0 [pid 32111] chdir("./13034" [pid 32108] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] umount2("./12699", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32111] <... chdir resumed>) = 0 [pid 289] close(3 [pid 290] openat(AT_FDCWD, "./12699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32108] exit_group(0 [pid 293] umount2("./13158", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... close resumed>) = 0 [pid 32108] <... exit_group resumed>) = ? executing program [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 289] rmdir("./12545" [pid 293] openat(AT_FDCWD, "./13158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] newfstatat(3, "", [pid 32111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32111] setpgid(0, 0) = 0 [pid 32111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 293] newfstatat(3, "", [pid 290] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] mkdir("./12546", 0777 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] getdents64(3, [pid 32111] <... openat resumed>) = 3 [pid 32111] write(3, "1000", 4) = 4 [pid 32111] close(3) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 290] umount2("./12699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] umount2("./13158/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12699/binderfs", [pid 32111] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32111] write(1, "executing program\n", 18) = 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32112 [pid 293] newfstatat(AT_FDCWD, "./13158/binderfs", [pid 290] unlink("./12699/binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32111] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32111] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32111] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32111] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 290] <... unlink resumed>) = 0 [pid 293] unlink("./13158/binderfs" [pid 290] getdents64(3, [pid 32111] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 293] close(3 [pid 290] <... close resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 290] rmdir("./12699" [pid 293] rmdir("./13158" [pid 32111] <... exit_group resumed>) = ? [pid 32111] +++ exited with 0 +++ [pid 32108] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 293] mkdir("./13159", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] mkdir("./12700", 0777./strace-static-x86_64: Process 32112 attached [pid 32112] set_robust_list(0x5555712b4660, 24) = 0 [pid 32112] chdir("./12546" [pid 293] <... mkdir resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32112] <... chdir resumed>) = 0 [pid 32112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32112] setpgid(0, 0) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32112] write(3, "1000", 4) = 4 [pid 32112] close(3) = 0 [pid 32112] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32113 [pid 32112] write(1, "executing program\n", 18executing program [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32114 [pid 32112] <... write resumed>) = 18 [pid 32112] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7./strace-static-x86_64: Process 32113 attached , buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32113] set_robust_list(0x5555712b4660, 24 [pid 32112] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32112] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32112] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32112] exit_group(0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32112] <... exit_group resumed>) = ? [pid 32113] <... set_robust_list resumed>) = 0 [pid 32112] +++ exited with 0 +++ [pid 292] umount2("./13034", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] openat(AT_FDCWD, "./13034", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32114 attached ) = 3 [pid 32114] set_robust_list(0x5555712b4660, 24 [pid 292] newfstatat(3, "", [pid 32114] <... set_robust_list resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32114] chdir("./12700" [pid 32113] chdir("./13159" [pid 292] getdents64(3, [pid 32114] <... chdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] umount2("./13034/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32114] <... prctl resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32114] setpgid(0, 0 [pid 292] newfstatat(AT_FDCWD, "./13034/binderfs", [pid 32114] <... setpgid resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13034/binderfs" [pid 32114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... unlink resumed>) = 0 [pid 32114] <... openat resumed>) = 3 [pid 32113] <... chdir resumed>) = 0 [pid 292] getdents64(3, [pid 32114] write(3, "1000", 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32114] <... write resumed>) = 4 [pid 292] close(3 [pid 32114] close(3 [pid 292] <... close resumed>) = 0 [pid 32114] <... close resumed>) = 0 [pid 292] rmdir("./13034" [pid 32114] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... rmdir resumed>) = 0 [pid 32114] write(1, "executing program\n", 18 [pid 32113] <... prctl resumed>) = 0 [pid 292] mkdir("./13035", 0777executing program [pid 32114] <... write resumed>) = 18 [pid 32114] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32114] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32113] setpgid(0, 0 [pid 292] <... mkdir resumed>) = 0 [pid 32114] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32113] <... setpgid resumed>) = 0 [pid 32114] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32114] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32114] exit_group(0) = ? [pid 32114] +++ exited with 0 +++ [pid 32113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32115 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32115 attached [pid 32113] <... openat resumed>) = 3 [pid 32115] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32113] write(3, "1000", 4 [pid 32115] chdir("./13035" [pid 32113] <... write resumed>) = 4 [pid 289] umount2("./12546", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32113] close(3 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32113] <... close resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32115] <... chdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 32113] symlink("/dev/binderfs", "./binderfs"executing program [pid 291] umount2("./12845", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(3, "", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] openat(AT_FDCWD, "./12845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 291] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(3, "", [pid 289] umount2("./12546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 289] newfstatat(AT_FDCWD, "./12546/binderfs", [pid 32115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32113] <... symlink resumed>) = 0 [pid 291] umount2("./12845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] unlink("./12546/binderfs" [pid 32113] write(1, "executing program\n", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32115] <... prctl resumed>) = 0 [pid 32115] setpgid(0, 0 [pid 291] newfstatat(AT_FDCWD, "./12845/binderfs", [pid 289] <... unlink resumed>) = 0 [pid 32113] <... write resumed>) = 18 [pid 32115] <... setpgid resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] getdents64(3, [pid 32113] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] unlink("./12845/binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... unlink resumed>) = 0 [pid 32113] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] close(3 [pid 291] getdents64(3, [pid 289] <... close resumed>) = 0 [pid 32113] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH executing program [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] rmdir("./12546" [pid 291] close(3 [pid 32115] <... openat resumed>) = 3 [pid 32115] write(3, "1000", 4 [pid 289] <... rmdir resumed>) = 0 [pid 32115] <... write resumed>) = 4 [pid 291] <... close resumed>) = 0 [pid 289] mkdir("./12547", 0777 [pid 32113] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] rmdir("./12845" [pid 32115] close(3) = 0 [pid 32115] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32115] write(1, "executing program\n", 18) = 18 [pid 32115] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... rmdir resumed>) = 0 [pid 32113] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] mkdir("./12846", 0777 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32115] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32115] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32115] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... mkdir resumed>) = 0 [pid 290] umount2("./12700", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32115] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32115] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32115] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32115] <... exit_group resumed>) = ? [pid 32115] +++ exited with 0 +++ [pid 32113] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32117 [pid 290] <... openat resumed>) = 3 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] newfstatat(3, "", [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32116 [pid 32113] write(-1, "0x0000000000000001", 18 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32113] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] getdents64(3, ./strace-static-x86_64: Process 32116 attached 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32113] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32113] <... exit_group resumed>) = ? executing program [pid 290] newfstatat(AT_FDCWD, "./12700/binderfs", [pid 32116] set_robust_list(0x5555712b4660, 24 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32116] <... set_robust_list resumed>) = 0 [pid 290] unlink("./12700/binderfs" [pid 32116] chdir("./12547" [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 32116] <... chdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] rmdir("./12700" [pid 32116] <... prctl resumed>) = 0 [pid 32116] setpgid(0, 0) = 0 [pid 32116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12701", 0777 [pid 32116] <... openat resumed>) = 3 [pid 32116] write(3, "1000", 4) = 4 [pid 32116] close(3) = 0 [pid 32116] symlink("/dev/binderfs", "./binderfs" [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32113] +++ exited with 0 +++ [pid 32116] <... symlink resumed>) = 0 [pid 32116] write(1, "executing program\n", 18) = 18 [pid 32116] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32118 ./strace-static-x86_64: Process 32118 attached ./strace-static-x86_64: Process 32117 attached [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... restart_syscall resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13035", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13159", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13035", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] openat(AT_FDCWD, "./13159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... openat resumed>) = 3 [pid 293] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32116] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] newfstatat(3, "", [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 293] getdents64(3, [pid 32116] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13035/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13159/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13035/binderfs", [pid 293] newfstatat(AT_FDCWD, "./13159/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13035/binderfs" [pid 293] unlink("./13159/binderfs" [pid 32116] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] <... unlink resumed>) = 0 [pid 32116] write(-1, "0x0000000000000001", 18 [pid 293] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 293] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32116] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] close(3 [pid 293] close(3 [pid 32116] exit_group(0 [pid 292] <... close resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 292] rmdir("./13035" [pid 293] rmdir("./13159" [pid 32116] <... exit_group resumed>) = ? [pid 32118] set_robust_list(0x5555712b4660, 24 [pid 32116] +++ exited with 0 +++ [pid 32117] set_robust_list(0x5555712b4660, 24 [pid 293] <... rmdir resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32118] <... set_robust_list resumed>) = 0 [pid 32117] <... set_robust_list resumed>) = 0 [pid 293] mkdir("./13160", 0777 [pid 292] mkdir("./13036", 0777 [pid 32118] chdir("./12701") = 0 [pid 293] <... mkdir resumed>) = 0 [pid 32118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32118] setpgid(0, 0) = 0 [pid 32118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... mkdir resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32117] chdir("./12846" [pid 32118] <... openat resumed>) = 3 [pid 32118] write(3, "1000", 4) = 4 [pid 32118] close(3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32117] <... chdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32119 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32118] <... close resumed>) = 0 [pid 32118] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32118] write(1, "executing program\n", 18executing program [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32120 [pid 32118] <... write resumed>) = 18 [pid 32117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32118] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32117] <... prctl resumed>) = 0 [pid 32118] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32118] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH./strace-static-x86_64: Process 32120 attached ./strace-static-x86_64: Process 32119 attached [pid 32117] setpgid(0, 0 [pid 32118] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32117] <... setpgid resumed>) = 0 [pid 32118] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32118] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32117] <... openat resumed>) = 3 [pid 32120] set_robust_list(0x5555712b4660, 24 [pid 32117] write(3, "1000", 4) = 4 [pid 32117] close(3) = 0 [pid 32117] symlink("/dev/binderfs", "./binderfs" [pid 32120] <... set_robust_list resumed>) = 0 [pid 32118] write(-1, "0x0000000000000001", 18 [pid 32117] <... symlink resumed>) = 0 [pid 32117] write(1, "executing program\n", 18executing program ) = 18 [pid 32117] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32117] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32117] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32117] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32117] exit_group(0) = ? [pid 32120] chdir("./13036" [pid 32119] set_robust_list(0x5555712b4660, 24 [pid 32118] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32117] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32120] <... chdir resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32120] setpgid(0, 0) = 0 [pid 32120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32118] exit_group(0 [pid 32120] write(3, "1000", 4) = 4 [pid 32120] close(3) = 0 [pid 32120] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32119] <... set_robust_list resumed>) = 0 [pid 32118] <... exit_group resumed>) = ? [pid 32120] write(1, "executing program\n", 18 [pid 32119] chdir("./13160"executing program [pid 32120] <... write resumed>) = 18 [pid 32118] +++ exited with 0 +++ [pid 32119] <... chdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32120] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32120] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32119] setpgid(0, 0) = 0 [pid 32120] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... restart_syscall resumed>) = 0 [pid 32120] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32120] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] umount2("./12846", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12701", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32120] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32120] write(-1, "0x0000000000000001", 18 [pid 291] <... openat resumed>) = 3 [pid 289] umount2("./12547", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32120] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] newfstatat(3, "", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... openat resumed>) = 3 [pid 32120] exit_group(0 [pid 291] getdents64(3, [pid 290] newfstatat(3, "", [pid 289] openat(AT_FDCWD, "./12547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32120] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 289] newfstatat(3, "", [pid 291] newfstatat(AT_FDCWD, "./12846/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] unlink("./12846/binderfs" [pid 290] umount2("./12701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 32120] +++ exited with 0 +++ [pid 291] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] newfstatat(AT_FDCWD, "./12701/binderfs", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] close(3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] umount2("./12547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... close resumed>) = 0 [pid 290] unlink("./12701/binderfs" [pid 291] rmdir("./12846" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32119] <... openat resumed>) = 3 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12547/binderfs", [pid 32119] write(3, "1000", 4 [pid 291] mkdir("./12847", 0777 [pid 290] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32119] <... write resumed>) = 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] unlink("./12547/binderfs" [pid 32119] close(3 [pid 290] close(3 [pid 289] <... unlink resumed>) = 0 [pid 32119] <... close resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 32119] symlink("/dev/binderfs", "./binderfs" [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] rmdir("./12701" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32119] <... symlink resumed>) = 0 executing program [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] close(3 [pid 32119] write(1, "executing program\n", 18 [pid 290] mkdir("./12702", 0777 [pid 289] <... close resumed>) = 0 ./strace-static-x86_64: Process 32121 attached [pid 32119] <... write resumed>) = 18 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32121 [pid 290] <... mkdir resumed>) = 0 [pid 289] rmdir("./12547" [pid 32121] set_robust_list(0x5555712b4660, 24 [pid 292] umount2("./13036", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32121] <... set_robust_list resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] mkdir("./12548", 0777 [pid 32121] chdir("./12847") = 0 [pid 32121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] openat(AT_FDCWD, "./13036", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32121] <... prctl resumed>) = 0 [pid 32121] setpgid(0, 0) = 0 [pid 32121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... mkdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32122 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] newfstatat(3, "", [pid 32121] <... openat resumed>) = 3 [pid 32121] write(3, "1000", 4) = 4 [pid 32121] close(3) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32123 [pid 32121] symlink("/dev/binderfs", "./binderfs" [pid 292] getdents64(3, [pid 32121] <... symlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32121] write(1, "executing program\n", 18executing program [pid 292] umount2("./13036/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32123 attached [pid 32119] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32121] <... write resumed>) = 18 [pid 32121] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32121] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32121] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32121] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32121] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32121] exit_group(0 [pid 32119] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(AT_FDCWD, "./13036/binderfs", [pid 32121] <... exit_group resumed>) = ? [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32119] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] unlink("./13036/binderfs"./strace-static-x86_64: Process 32122 attached [pid 32123] set_robust_list(0x5555712b4660, 24 [pid 32121] +++ exited with 0 +++ [pid 32119] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32119] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] close(3 [pid 32119] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... close resumed>) = 0 [pid 32123] <... set_robust_list resumed>) = 0 [pid 32119] write(-1, "0x0000000000000001", 18 [pid 292] rmdir("./13036" [pid 32123] chdir("./12548") = 0 [pid 32123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32119] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 32123] <... prctl resumed>) = 0 [pid 292] mkdir("./13037", 0777 [pid 32123] setpgid(0, 0 [pid 32119] exit_group(0 [pid 32123] <... setpgid resumed>) = 0 [pid 32123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 32119] <... exit_group resumed>) = ? [pid 292] <... mkdir resumed>) = 0 [pid 32123] write(3, "1000", 4 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32123] <... write resumed>) = 4 [pid 32123] close(3) = 0 [pid 32123] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32123] write(1, "executing program\n", 18 [pid 32119] +++ exited with 0 +++ [pid 32123] <... write resumed>) = 18 [pid 32123] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32123] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32123] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32124 [pid 32123] <... openat resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32124 attached [pid 32123] write(-1, "0x0000000000000001", 18 [pid 32122] set_robust_list(0x5555712b4660, 24 [pid 32123] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32124] set_robust_list(0x5555712b4660, 24 [pid 32122] <... set_robust_list resumed>) = 0 [pid 32123] exit_group(0) = ? [pid 32124] <... set_robust_list resumed>) = 0 [pid 32122] chdir("./12702" [pid 32124] chdir("./13037" [pid 32122] <... chdir resumed>) = 0 [pid 32124] <... chdir resumed>) = 0 [pid 32123] +++ exited with 0 +++ [pid 32122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32122] <... prctl resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32124] <... prctl resumed>) = 0 [pid 32122] setpgid(0, 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32124] setpgid(0, 0 [pid 32122] <... setpgid resumed>) = 0 [pid 32124] <... setpgid resumed>) = 0 [pid 32122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32122] <... openat resumed>) = 3 [pid 32122] write(3, "1000", 4 [pid 32124] <... openat resumed>) = 3 [pid 32122] <... write resumed>) = 4 [pid 32124] write(3, "1000", 4 [pid 32122] close(3 [pid 32124] <... write resumed>) = 4 [pid 32124] close(3) = 0 [pid 32124] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32122] <... close resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32124] write(1, "executing program\n", 18 [pid 32122] symlink("/dev/binderfs", "./binderfs"executing program [pid 32124] <... write resumed>) = 18 [pid 32122] <... symlink resumed>) = 0 [pid 32124] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 executing program [pid 32122] write(1, "executing program\n", 18 [pid 293] umount2("./13160", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12847", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32124] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32122] <... write resumed>) = 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32124] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32122] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32124] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32122] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] openat(AT_FDCWD, "./12847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... restart_syscall resumed>) = 0 [pid 32124] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32122] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 32124] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32122] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 32124] write(-1, "0x0000000000000001", 18 [pid 32122] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32124] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32122] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32124] exit_group(0 [pid 32122] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32124] <... exit_group resumed>) = ? [pid 32122] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] getdents64(3, [pid 289] umount2("./12548", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32124] +++ exited with 0 +++ [pid 32122] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32122] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32122] +++ exited with 0 +++ [pid 293] umount2("./13160/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] newfstatat(AT_FDCWD, "./13160/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12847/binderfs", [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] newfstatat(3, "", [pid 293] unlink("./13160/binderfs" [pid 291] unlink("./12847/binderfs" [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 289] umount2("./12548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] close(3 [pid 293] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] rmdir("./13160" [pid 291] <... close resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12548/binderfs", [pid 291] rmdir("./12847" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 289] unlink("./12548/binderfs" [pid 293] mkdir("./13161", 0777 [pid 291] mkdir("./12848", 0777 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12548" [pid 293] <... mkdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12549", 0777 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32125 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32126 ./strace-static-x86_64: Process 32125 attached [pid 32125] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] umount2("./13037", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32127 [pid 292] openat(AT_FDCWD, "./13037", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32125] chdir("./13161" [pid 292] <... openat resumed>) = 3 [pid 32125] <... chdir resumed>) = 0 [pid 292] newfstatat(3, "", [pid 32125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32125] <... prctl resumed>) = 0 [pid 292] getdents64(3, [pid 32125] setpgid(0, 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32125] <... setpgid resumed>) = 0 [pid 292] umount2("./13037/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32127 attached [pid 32125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13037/binderfs", [pid 32125] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32125] write(3, "1000", 4 [pid 292] unlink("./13037/binderfs" [pid 32125] <... write resumed>) = 4 [pid 32125] close(3 [pid 292] <... unlink resumed>) = 0 [pid 32125] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 32125] symlink("/dev/binderfs", "./binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 32127] set_robust_list(0x5555712b4660, 24 [pid 32125] <... symlink resumed>) = 0 [pid 292] close(3 [pid 32125] write(1, "executing program\n", 18) = 18 [pid 32127] <... set_robust_list resumed>) = 0 [pid 32125] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... close resumed>) = 0 [pid 32125] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] rmdir("./13037" [pid 32125] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32125] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 32125] write(-1, "0x0000000000000001", 18 [pid 292] mkdir("./13038", 0777 [pid 32125] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32125] exit_group(0 [pid 292] <... mkdir resumed>) = 0 [pid 32125] <... exit_group resumed>) = ? [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32125] +++ exited with 0 +++ [pid 290] <... restart_syscall resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32128 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32126 attached [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32126] set_robust_list(0x5555712b4660, 24 [pid 290] umount2("./12702", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32126] <... set_robust_list resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32126] chdir("./12549" [pid 290] openat(AT_FDCWD, "./12702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32126] <... chdir resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32126] <... prctl resumed>) = 0 [pid 290] getdents64(3, [pid 32126] setpgid(0, 0) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 32128 attached [pid 32127] chdir("./12848" [pid 32126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] umount2("./12702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32127] <... chdir resumed>) = 0 [pid 32126] <... openat resumed>) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32126] write(3, "1000", 4 [pid 290] newfstatat(AT_FDCWD, "./12702/binderfs", [pid 32126] <... write resumed>) = 4 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32126] close(3 [pid 290] unlink("./12702/binderfs" [pid 32126] <... close resumed>) = 0 [pid 32126] symlink("/dev/binderfs", "./binderfs" [pid 32128] set_robust_list(0x5555712b4660, 24 [pid 32127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32126] <... symlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 executing program [pid 32126] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 32126] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32126] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] close(3 [pid 32128] <... set_robust_list resumed>) = 0 [pid 32127] <... prctl resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32126] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] rmdir("./12702" [pid 32126] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32126] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... rmdir resumed>) = 0 [pid 32126] write(-1, "0x0000000000000001", 18 [pid 290] mkdir("./12703", 0777 [pid 32126] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32126] exit_group(0) = ? [pid 290] <... mkdir resumed>) = 0 [pid 32128] chdir("./13038" [pid 32127] setpgid(0, 0 [pid 32126] +++ exited with 0 +++ [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32128] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 32129 attached [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32127] <... setpgid resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32129 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... restart_syscall resumed>) = 0 [pid 32128] setpgid(0, 0) = 0 [pid 32127] <... openat resumed>) = 3 [pid 32127] write(3, "1000", 4 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12549", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32127] <... write resumed>) = 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32127] close(3 [pid 293] umount2("./13161", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32127] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32127] symlink("/dev/binderfs", "./binderfs" [pid 293] openat(AT_FDCWD, "./13161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... openat resumed>) = 3 [pid 32128] <... openat resumed>) = 3 [pid 32127] <... symlink resumed>) = 0 [pid 293] <... openat resumed>) = 3 executing program [pid 289] newfstatat(3, "", [pid 32127] write(1, "executing program\n", 18 [pid 293] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32129] set_robust_list(0x5555712b4660, 24 [pid 32127] <... write resumed>) = 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32127] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] getdents64(3, [pid 32128] write(3, "1000", 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32127] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32127] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] umount2("./12549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32127] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32127] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13161/binderfs", [pid 32127] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] newfstatat(AT_FDCWD, "./12549/binderfs", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32128] <... write resumed>) = 4 [pid 32127] write(-1, "0x0000000000000001", 18 [pid 293] unlink("./13161/binderfs" [pid 32127] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32128] close(3) = 0 [pid 293] <... unlink resumed>) = 0 [pid 289] unlink("./12549/binderfs" [pid 32128] symlink("/dev/binderfs", "./binderfs" [pid 32127] exit_group(0executing program [pid 32128] <... symlink resumed>) = 0 [pid 32127] <... exit_group resumed>) = ? [pid 293] getdents64(3, [pid 289] <... unlink resumed>) = 0 [pid 32128] write(1, "executing program\n", 18) = 18 [pid 32128] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32128] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32128] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32127] +++ exited with 0 +++ [pid 32128] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 289] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] rmdir("./13161" [pid 289] close(3 [pid 32128] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32128] exit_group(0) = ? [pid 293] <... rmdir resumed>) = 0 [pid 32129] <... set_robust_list resumed>) = 0 [pid 32128] +++ exited with 0 +++ [pid 289] <... close resumed>) = 0 [pid 293] mkdir("./13162", 0777 [pid 289] rmdir("./12549" [pid 32129] chdir("./12703") = 0 [pid 32129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32129] setpgid(0, 0 [pid 293] <... mkdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32129] <... setpgid resumed>) = 0 [pid 32129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... rmdir resumed>) = 0 [pid 32129] <... openat resumed>) = 3 [pid 32129] write(3, "1000", 4) = 4 [pid 32129] close(3 [pid 292] <... restart_syscall resumed>) = 0 [pid 32129] <... close resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32130 [pid 289] mkdir("./12550", 0777 [pid 32129] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32129] write(1, "executing program\n", 18 [pid 289] <... mkdir resumed>) = 0 [pid 292] umount2("./13038", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32129] <... write resumed>) = 18 [pid 32129] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32129] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] openat(AT_FDCWD, "./13038", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32131 [pid 32129] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32129] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32129] write(-1, "0x0000000000000001", 18 [pid 292] getdents64(3, [pid 32129] <... write resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32131 attached [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32131] set_robust_list(0x5555712b4660, 24 [pid 32129] exit_group(0 [pid 292] umount2("./13038/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32129] <... exit_group resumed>) = ? [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32131] <... set_robust_list resumed>) = 0 [pid 32129] +++ exited with 0 +++ [pid 292] newfstatat(AT_FDCWD, "./13038/binderfs", ./strace-static-x86_64: Process 32130 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] unlink("./13038/binderfs" [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32130] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... unlink resumed>) = 0 [pid 32130] chdir("./13162" [pid 292] getdents64(3, [pid 32131] chdir("./12550" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32130] <... chdir resumed>) = 0 [pid 292] close(3) = 0 [pid 32130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] rmdir("./13038" [pid 32130] <... prctl resumed>) = 0 [pid 32130] setpgid(0, 0) = 0 [pid 32130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 292] mkdir("./13039", 0777 [pid 32130] <... openat resumed>) = 3 [pid 32130] write(3, "1000", 4 [pid 292] <... mkdir resumed>) = 0 [pid 32130] <... write resumed>) = 4 executing program [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] umount2("./12703", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32130] close(3) = 0 [pid 32130] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32130] write(1, "executing program\n", 18 [pid 290] openat(AT_FDCWD, "./12703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32132 [pid 32130] <... write resumed>) = 18 [pid 290] <... openat resumed>) = 3 [pid 291] umount2("./12848", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(3, "", [pid 32130] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] openat(AT_FDCWD, "./12848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... openat resumed>) = 3 [pid 32130] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(3, "", [pid 290] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 290] umount2("./12703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32130] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12703/binderfs", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(AT_FDCWD, "./12848/binderfs", [pid 290] unlink("./12703/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32130] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... unlink resumed>) = 0 [pid 291] unlink("./12848/binderfs" [pid 290] getdents64(3, [pid 32130] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] <... unlink resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32130] write(-1, "0x0000000000000001", 18 [pid 291] getdents64(3, [pid 290] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... close resumed>) = 0 [pid 291] close(3 [pid 290] rmdir("./12703" [pid 291] <... close resumed>) = 0 [pid 32130] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32130] exit_group(0 [pid 291] rmdir("./12848" [pid 290] <... rmdir resumed>) = 0 [pid 32130] <... exit_group resumed>) = ? [pid 32131] <... chdir resumed>) = 0 [pid 32130] +++ exited with 0 +++ [pid 291] <... rmdir resumed>) = 0 [pid 290] mkdir("./12704", 0777 [pid 291] mkdir("./12849", 0777./strace-static-x86_64: Process 32132 attached [pid 32132] set_robust_list(0x5555712b4660, 24) = 0 [pid 32132] chdir("./13039" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... mkdir resumed>) = 0 [pid 32132] <... chdir resumed>) = 0 [pid 32132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32132] setpgid(0, 0 [pid 291] <... mkdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32132] <... setpgid resumed>) = 0 [pid 32132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32132] write(3, "1000", 4) = 4 [pid 32132] close(3) = 0 [pid 32132] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32133 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32134 [pid 32132] write(1, "executing program\n", 18executing program ) = 18 [pid 32132] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... restart_syscall resumed>) = 0 [pid 32132] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32132] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH./strace-static-x86_64: Process 32133 attached ) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13162", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32132] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] openat(AT_FDCWD, "./13162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32132] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32132] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 32132] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32132] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32131] <... prctl resumed>) = 0 [pid 293] umount2("./13162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32132] <... exit_group resumed>) = ? [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32134 attached [pid 32132] +++ exited with 0 +++ [pid 32131] setpgid(0, 0 [pid 293] newfstatat(AT_FDCWD, "./13162/binderfs", [pid 32133] set_robust_list(0x5555712b4660, 24 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] unlink("./13162/binderfs" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32133] <... set_robust_list resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 32133] chdir("./12849" [pid 32131] <... setpgid resumed>) = 0 [pid 293] getdents64(3, [pid 32133] <... chdir resumed>) = 0 [pid 32131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] close(3 [pid 32131] <... openat resumed>) = 3 [pid 32133] <... prctl resumed>) = 0 [pid 32131] write(3, "1000", 4 [pid 293] <... close resumed>) = 0 [pid 32133] setpgid(0, 0 [pid 32131] <... write resumed>) = 4 [pid 293] rmdir("./13162" [pid 32133] <... setpgid resumed>) = 0 [pid 32133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32131] close(3 [pid 293] <... rmdir resumed>) = 0 [pid 32133] write(3, "1000", 4 [pid 293] mkdir("./13163", 0777 [pid 32131] <... close resumed>) = 0 [pid 32133] <... write resumed>) = 4 [pid 32133] close(3) = 0 [pid 32133] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32131] symlink("/dev/binderfs", "./binderfs" [pid 293] <... mkdir resumed>) = 0 [pid 32134] set_robust_list(0x5555712b4660, 24 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32133] write(1, "executing program\n", 18) = 18 [pid 32133] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32133] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] <... restart_syscall resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32135 [pid 32133] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32133] write(-1, "0x0000000000000001", 18 [pid 292] umount2("./13039", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32131] <... symlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 32133] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] openat(AT_FDCWD, "./13039", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32131] write(1, "executing program\n", 18 [pid 292] <... openat resumed>) = 3 [pid 32131] <... write resumed>) = 18 [pid 292] newfstatat(3, "", [pid 32133] exit_group(0 [pid 32131] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32133] <... exit_group resumed>) = ? [pid 292] getdents64(3, [pid 32131] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32134] <... set_robust_list resumed>) = 0 [pid 32133] +++ exited with 0 +++ [pid 32131] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 32135 attached [pid 292] umount2("./13039/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32131] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32131] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] newfstatat(AT_FDCWD, "./13039/binderfs", [pid 32135] set_robust_list(0x5555712b4660, 24 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32131] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13039/binderfs" [pid 32135] <... set_robust_list resumed>) = 0 [pid 32135] chdir("./13163" [pid 292] <... unlink resumed>) = 0 [pid 32131] write(-1, "0x0000000000000001", 18 [pid 292] getdents64(3, [pid 32135] <... chdir resumed>) = 0 [pid 32131] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] close(3 [pid 32135] <... prctl resumed>) = 0 [pid 32135] setpgid(0, 0 [pid 32131] exit_group(0 [pid 292] <... close resumed>) = 0 [pid 32135] <... setpgid resumed>) = 0 [pid 32131] <... exit_group resumed>) = ? executing program [pid 292] rmdir("./13039" [pid 32135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 32135] <... openat resumed>) = 3 [pid 292] mkdir("./13040", 0777 [pid 32135] write(3, "1000", 4) = 4 [pid 32135] close(3) = 0 [pid 32135] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32135] write(1, "executing program\n", 18 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32135] <... write resumed>) = 18 [pid 32135] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32135] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32135] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] <... restart_syscall resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32136 [pid 32135] write(-1, "0x0000000000000001", 18 [pid 32131] +++ exited with 0 +++ [pid 291] umount2("./12849", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] openat(AT_FDCWD, "./12849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32135] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... openat resumed>) = 3 [pid 32135] exit_group(0 [pid 291] newfstatat(3, "", [pid 32135] <... exit_group resumed>) = ? [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 32135] +++ exited with 0 +++ [pid 32134] chdir("./12704" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32136 attached [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32134] <... chdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] newfstatat(AT_FDCWD, "./12849/binderfs", [pid 32136] set_robust_list(0x5555712b4660, 24 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32134] <... prctl resumed>) = 0 [pid 291] unlink("./12849/binderfs" [pid 289] umount2("./12550", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32136] <... set_robust_list resumed>) = 0 [pid 32136] chdir("./13040" [pid 32134] setpgid(0, 0 [pid 291] <... unlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32134] <... setpgid resumed>) = 0 [pid 291] getdents64(3, executing program [pid 289] openat(AT_FDCWD, "./12550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32136] <... chdir resumed>) = 0 [pid 291] close(3 [pid 289] <... openat resumed>) = 3 [pid 32136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... close resumed>) = 0 [pid 289] newfstatat(3, "", [pid 291] rmdir("./12849" [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32136] <... prctl resumed>) = 0 [pid 32136] setpgid(0, 0) = 0 [pid 32136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 32134] <... openat resumed>) = 3 [pid 291] mkdir("./12850", 0777 [pid 32136] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32136] write(3, "1000", 4) = 4 [pid 32136] close(3) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32134] write(3, "1000", 4 [pid 289] umount2("./12550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32136] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] newfstatat(AT_FDCWD, "./12550/binderfs", [pid 32134] <... write resumed>) = 4 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32137 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32134] close(3 [pid 289] unlink("./12550/binderfs" [pid 32136] write(1, "executing program\n", 18) = 18 [pid 32136] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... unlink resumed>) = 0 [pid 32134] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 32136] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32134] symlink("/dev/binderfs", "./binderfs" [pid 289] close(3 [pid 32136] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... close resumed>) = 0 [pid 32136] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] rmdir("./12550" [pid 32136] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32136] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... rmdir resumed>) = 0 [pid 32134] <... symlink resumed>) = 0 [pid 289] mkdir("./12551", 0777 [pid 32136] exit_group(0) = ? executing program [pid 32136] +++ exited with 0 +++ [pid 32134] write(1, "executing program\n", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32137 attached [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32134] <... write resumed>) = 18 [pid 32137] set_robust_list(0x5555712b4660, 24) = 0 [pid 32137] chdir("./12850") = 0 [pid 32137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32137] setpgid(0, 0 [pid 293] umount2("./13163", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32134] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32138 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32134] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "./13163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32137] <... setpgid resumed>) = 0 [pid 32134] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... openat resumed>) = 3 [pid 32137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32134] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 32137] <... openat resumed>) = 3 [pid 32134] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32137] write(3, "1000", 4 [pid 293] getdents64(3, [pid 32134] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32137] <... write resumed>) = 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32137] close(3 [pid 293] umount2("./13163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32134] write(-1, "0x0000000000000001", 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32137] <... close resumed>) = 0 [pid 32134] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(AT_FDCWD, "./13163/binderfs", [pid 32137] symlink("/dev/binderfs", "./binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32137] <... symlink resumed>) = 0 [pid 32134] exit_group(0 executing program [pid 293] unlink("./13163/binderfs" [pid 32134] <... exit_group resumed>) = ? [pid 32137] write(1, "executing program\n", 18) = 18 [pid 32137] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... unlink resumed>) = 0 [pid 32137] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 32137] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32137] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] close(3 [pid 32137] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... close resumed>) = 0 [pid 32137] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] rmdir("./13163" [pid 32137] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32137] exit_group(0 [pid 293] <... rmdir resumed>) = 0 [pid 32137] <... exit_group resumed>) = ? [pid 293] mkdir("./13164", 0777 [pid 32134] +++ exited with 0 +++ [pid 32137] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32138 attached [pid 32138] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32138] chdir("./12551" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32139 [pid 292] umount2("./13040", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12704", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32138] <... chdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13040", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] openat(AT_FDCWD, "./12704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... openat resumed>) = 3 [pid 32138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(3, "", [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13040/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] newfstatat(AT_FDCWD, "./13040/binderfs", [pid 290] umount2("./12704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13040/binderfs" [pid 290] newfstatat(AT_FDCWD, "./12704/binderfs", [pid 32138] <... prctl resumed>) = 0 [pid 32138] setpgid(0, 0 [pid 292] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] getdents64(3, [pid 290] unlink("./12704/binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32138] <... setpgid resumed>) = 0 [pid 32138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] close(3 [pid 290] <... unlink resumed>) = 0 [pid 32138] <... openat resumed>) = 3 [pid 292] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 32138] write(3, "1000", 4 [pid 292] rmdir("./13040" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32139 attached [pid 32139] set_robust_list(0x5555712b4660, 24) = 0 [pid 32139] chdir("./13164" [pid 32138] <... write resumed>) = 4 [pid 292] <... rmdir resumed>) = 0 [pid 290] close(3 [pid 32138] close(3 [pid 292] mkdir("./13041", 0777 [pid 32138] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32139] <... chdir resumed>) = 0 [pid 32139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32139] setpgid(0, 0) = 0 [pid 32139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32138] symlink("/dev/binderfs", "./binderfs"executing program [pid 292] <... mkdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] rmdir("./12704" [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32139] <... openat resumed>) = 3 [pid 32139] write(3, "1000", 4 [pid 290] <... rmdir resumed>) = 0 [pid 32139] <... write resumed>) = 4 [pid 290] mkdir("./12705", 0777 [pid 32139] close(3) = 0 [pid 32139] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32139] write(1, "executing program\n", 18 [pid 291] umount2("./12850", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32139] <... write resumed>) = 18 [pid 32139] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32139] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32140 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... mkdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32139] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... openat resumed>) = 3 [pid 32139] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32139] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32139] exit_group(0 [pid 291] newfstatat(3, "", [pid 32138] <... symlink resumed>) = 0 executing program [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32141 [pid 32139] <... exit_group resumed>) = ? [pid 291] getdents64(3, [pid 32138] write(1, "executing program\n", 18./strace-static-x86_64: Process 32141 attached [pid 32139] +++ exited with 0 +++ [pid 32138] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32138] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] newfstatat(AT_FDCWD, "./12850/binderfs", ./strace-static-x86_64: Process 32140 attached [pid 32138] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32140] set_robust_list(0x5555712b4660, 24 [pid 32138] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] unlink("./12850/binderfs" [pid 32141] set_robust_list(0x5555712b4660, 24 [pid 32140] <... set_robust_list resumed>) = 0 [pid 32140] chdir("./13041" [pid 291] <... unlink resumed>) = 0 [pid 32138] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32140] <... chdir resumed>) = 0 [pid 32138] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] close(3 [pid 32138] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... close resumed>) = 0 [pid 32138] write(-1, "0x0000000000000001", 18 [pid 291] rmdir("./12850" [pid 32140] <... prctl resumed>) = 0 [pid 32140] setpgid(0, 0) = 0 [pid 32140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32138] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... rmdir resumed>) = 0 [pid 32140] <... openat resumed>) = 3 [pid 32138] exit_group(0 [pid 291] mkdir("./12851", 0777 [pid 32140] write(3, "1000", 4) = 4 [pid 32140] close(3) = 0 [pid 32140] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32138] <... exit_group resumed>) = ? [pid 291] <... mkdir resumed>) = 0 [pid 32140] write(1, "executing program\n", 18 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32140] <... write resumed>) = 18 [pid 32140] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32140] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32140] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32142 [pid 32140] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32140] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32140] exit_group(0) = ? [pid 32141] <... set_robust_list resumed>) = 0 [pid 32140] +++ exited with 0 +++ [pid 32138] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32142 attached [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13164", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32142] set_robust_list(0x5555712b4660, 24 [pid 293] openat(AT_FDCWD, "./13164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32142] <... set_robust_list resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 32142] chdir("./12851" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32141] chdir("./12705" [pid 293] umount2("./13164/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32142] <... chdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] newfstatat(AT_FDCWD, "./13164/binderfs", [pid 32142] <... prctl resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32142] setpgid(0, 0 [pid 293] unlink("./13164/binderfs" [pid 32142] <... setpgid resumed>) = 0 [pid 32142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... unlink resumed>) = 0 [pid 32142] <... openat resumed>) = 3 [pid 32141] <... chdir resumed>) = 0 [pid 293] getdents64(3, [pid 32142] write(3, "1000", 4 [pid 32141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32142] <... write resumed>) = 4 [pid 32141] <... prctl resumed>) = 0 [pid 293] close(3 [pid 32142] close(3 [pid 293] <... close resumed>) = 0 [pid 32141] setpgid(0, 0 [pid 293] rmdir("./13164" [pid 32142] <... close resumed>) = 0 [pid 32142] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32141] <... setpgid resumed>) = 0 executing program [pid 293] <... rmdir resumed>) = 0 [pid 32142] write(1, "executing program\n", 18 [pid 293] mkdir("./13165", 0777 [pid 32142] <... write resumed>) = 18 [pid 32142] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32142] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 32141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32142] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32142] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32142] exit_group(0 [pid 32141] <... openat resumed>) = 3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32143 [pid 32142] <... exit_group resumed>) = ? [pid 32141] write(3, "1000", 4 [pid 32142] +++ exited with 0 +++ [pid 32141] <... write resumed>) = 4 [pid 292] <... restart_syscall resumed>) = 0 [pid 32141] close(3 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] umount2("./13041", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32141] <... close resumed>) = 0 ./strace-static-x86_64: Process 32143 attached [pid 32143] set_robust_list(0x5555712b4660, 24) = 0 [pid 32143] chdir("./13165") = 0 [pid 32143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32143] setpgid(0, 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32141] symlink("/dev/binderfs", "./binderfs" [pid 292] openat(AT_FDCWD, "./13041", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32143] <... setpgid resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] umount2("./13041/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32141] <... symlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32141] write(1, "executing program\n", 18executing program [pid 292] newfstatat(AT_FDCWD, "./13041/binderfs", [pid 289] <... restart_syscall resumed>) = 0 [pid 32141] <... write resumed>) = 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13041/binderfs" [pid 32143] <... openat resumed>) = 3 [pid 292] <... unlink resumed>) = 0 [pid 289] umount2("./12551", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 32141] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32141] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "./12551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] close(3 [pid 32143] write(3, "1000", 4 [pid 289] <... openat resumed>) = 3 [pid 32141] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH executing program [pid 292] <... close resumed>) = 0 [pid 289] newfstatat(3, "", [pid 292] rmdir("./13041" [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32143] <... write resumed>) = 4 [pid 32143] close(3) = 0 [pid 32143] symlink("/dev/binderfs", "./binderfs" [pid 292] <... rmdir resumed>) = 0 [pid 32141] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 292] mkdir("./13042", 0777 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32143] <... symlink resumed>) = 0 [pid 32143] write(1, "executing program\n", 18) = 18 [pid 292] <... mkdir resumed>) = 0 [pid 289] umount2("./12551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32141] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32143] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32143] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32143] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] newfstatat(AT_FDCWD, "./12551/binderfs", [pid 32141] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32144 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12551/binderfs" [pid 32141] write(-1, "0x0000000000000001", 18 [pid 32143] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32143] write(-1, "0x0000000000000001", 18 [pid 32141] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... unlink resumed>) = 0 [pid 32143] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, [pid 32143] exit_group(0 [pid 32141] exit_group(0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32143] <... exit_group resumed>) = ? [pid 32141] <... exit_group resumed>) = ? [pid 289] close(3 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12551" [pid 32143] +++ exited with 0 +++ [pid 291] umount2("./12851", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... rmdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] mkdir("./12552", 0777 [pid 291] openat(AT_FDCWD, "./12851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32144 attached [pid 32144] set_robust_list(0x5555712b4660, 24) = 0 [pid 32144] chdir("./13042" [pid 289] <... mkdir resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32141] +++ exited with 0 +++ [pid 291] newfstatat(3, "", [pid 32144] <... chdir resumed>) = 0 [pid 32144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32144] setpgid(0, 0) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] getdents64(3, [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32145 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12851/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12851/binderfs" [pid 32144] <... openat resumed>) = 3 [pid 32144] write(3, "1000", 4 [pid 291] <... unlink resumed>) = 0 [pid 32144] <... write resumed>) = 4 [pid 291] getdents64(3, ./strace-static-x86_64: Process 32145 attached [pid 293] <... restart_syscall resumed>) = 0 [pid 32144] close(3 [pid 290] <... restart_syscall resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32145] set_robust_list(0x5555712b4660, 24 [pid 32144] <... close resumed>) = 0 [pid 291] close(3 [pid 32145] <... set_robust_list resumed>) = 0 executing program [pid 32144] symlink("/dev/binderfs", "./binderfs" [pid 293] umount2("./13165", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 290] umount2("./12705", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32144] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12851" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32145] chdir("./12552" [pid 32144] write(1, "executing program\n", 18 [pid 32145] <... chdir resumed>) = 0 [pid 32144] <... write resumed>) = 18 [pid 293] openat(AT_FDCWD, "./13165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] openat(AT_FDCWD, "./12705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... openat resumed>) = 3 [pid 291] <... rmdir resumed>) = 0 [pid 293] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 291] mkdir("./12852", 0777 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(3, "", [pid 32144] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32144] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] getdents64(3, [pid 32144] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32144] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32144] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32144] exit_group(0 [pid 293] umount2("./13165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32146 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13165/binderfs", [pid 290] newfstatat(AT_FDCWD, "./12705/binderfs", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32144] <... exit_group resumed>) = ? [pid 293] unlink("./13165/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 32146 attached [pid 32145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... unlink resumed>) = 0 [pid 290] unlink("./12705/binderfs" [pid 293] getdents64(3, [pid 290] <... unlink resumed>) = 0 [pid 32144] +++ exited with 0 +++ [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] getdents64(3, [pid 293] close(3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... close resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] close(3 [pid 293] rmdir("./13165" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... close resumed>) = 0 [pid 32146] set_robust_list(0x5555712b4660, 24 [pid 32145] <... prctl resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 290] rmdir("./12705" [pid 293] mkdir("./13166", 0777 [pid 32145] setpgid(0, 0) = 0 [pid 32145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... rmdir resumed>) = 0 [pid 32145] <... openat resumed>) = 3 [pid 32145] write(3, "1000", 4) = 4 [pid 293] <... mkdir resumed>) = 0 executing program [pid 290] mkdir("./12706", 0777 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32145] close(3) = 0 [pid 32145] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32146] <... set_robust_list resumed>) = 0 [pid 32145] write(1, "executing program\n", 18 [pid 32146] chdir("./12852" [pid 32145] <... write resumed>) = 18 [pid 32145] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32147 [pid 32145] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32146] <... chdir resumed>) = 0 [pid 32145] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32148 [pid 32146] <... prctl resumed>) = 0 [pid 32146] setpgid(0, 0 [pid 32145] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32146] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 32148 attached ./strace-static-x86_64: Process 32147 attached [pid 32146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32145] write(-1, "0x0000000000000001", 18 [pid 32148] set_robust_list(0x5555712b4660, 24 [pid 32146] <... openat resumed>) = 3 [pid 32147] set_robust_list(0x5555712b4660, 24 [pid 32145] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32146] write(3, "1000", 4) = 4 [pid 32146] close(3) = 0 [pid 32148] <... set_robust_list resumed>) = 0 [pid 32147] <... set_robust_list resumed>) = 0 [pid 32145] exit_group(0 [pid 32146] symlink("/dev/binderfs", "./binderfs" [pid 32148] chdir("./12706" [pid 32146] <... symlink resumed>) = 0 executing program [pid 32146] write(1, "executing program\n", 18) = 18 [pid 32146] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32146] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32148] <... chdir resumed>) = 0 [pid 32147] chdir("./13166" [pid 32146] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32145] <... exit_group resumed>) = ? [pid 32146] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32146] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32146] exit_group(0 [pid 32147] <... chdir resumed>) = 0 [pid 32146] <... exit_group resumed>) = ? [pid 32148] setpgid(0, 0 [pid 32147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32146] +++ exited with 0 +++ [pid 32145] +++ exited with 0 +++ [pid 32148] <... setpgid resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32147] <... prctl resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32148] <... openat resumed>) = 3 [pid 32147] setpgid(0, 0 [pid 32148] write(3, "1000", 4 [pid 292] umount2("./13042", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... restart_syscall resumed>) = 0 [pid 32148] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32148] close(3 [pid 292] openat(AT_FDCWD, "./13042", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32148] <... close resumed>) = 0 [pid 32147] <... setpgid resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 32148] symlink("/dev/binderfs", "./binderfs" [pid 292] newfstatat(3, "", [pid 32148] <... symlink resumed>) = 0 [pid 32147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] umount2("./12552", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32148] write(1, "executing program\n", 18executing program [pid 292] getdents64(3, [pid 32148] <... write resumed>) = 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32148] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] umount2("./13042/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32148] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32148] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] newfstatat(AT_FDCWD, "./13042/binderfs", [pid 32148] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... openat resumed>) = 3 [pid 32148] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] unlink("./13042/binderfs" [pid 291] umount2("./12852", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(3, "", [pid 32148] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32147] <... openat resumed>) = 3 [pid 292] <... unlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32148] write(-1, "0x0000000000000001", 18 [pid 292] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32148] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32147] write(3, "1000", 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] openat(AT_FDCWD, "./12852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32148] exit_group(0 [pid 32147] <... write resumed>) = 4 [pid 292] close(3 [pid 289] getdents64(3, [pid 32148] <... exit_group resumed>) = ? [pid 292] <... close resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 32148] +++ exited with 0 +++ [pid 32147] close(3 [pid 292] rmdir("./13042" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32147] <... close resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 292] mkdir("./13043", 0777 [pid 289] umount2("./12552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32147] symlink("/dev/binderfs", "./binderfs" [pid 292] <... mkdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32149 attached [pid 32147] <... symlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] newfstatat(AT_FDCWD, "./12552/binderfs", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32149 [pid 290] <... restart_syscall resumed>) = 0 executing program [pid 32147] write(1, "executing program\n", 18 [pid 291] umount2("./12852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32149] set_robust_list(0x5555712b4660, 24 [pid 32147] <... write resumed>) = 18 [pid 291] newfstatat(AT_FDCWD, "./12852/binderfs", [pid 289] unlink("./12552/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] umount2("./12706", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32149] <... set_robust_list resumed>) = 0 [pid 32149] chdir("./13043" [pid 291] unlink("./12852/binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32147] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... unlink resumed>) = 0 [pid 32149] <... chdir resumed>) = 0 [pid 32149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... unlink resumed>) = 0 [pid 32147] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] openat(AT_FDCWD, "./12706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 291] getdents64(3, [pid 290] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32147] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] newfstatat(3, "", [pid 289] close(3 [pid 291] close(3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32147] <... openat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 291] rmdir("./12852" [pid 290] getdents64(3, [pid 289] rmdir("./12552" [pid 32149] <... prctl resumed>) = 0 [pid 32149] setpgid(0, 0) = 0 [pid 32149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... rmdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32149] <... openat resumed>) = 3 [pid 289] <... rmdir resumed>) = 0 [pid 291] mkdir("./12853", 0777 [pid 290] umount2("./12706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] mkdir("./12553", 0777 [pid 32147] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32149] write(3, "1000", 4) = 4 [pid 32149] close(3) = 0 [pid 32149] symlink("/dev/binderfs", "./binderfs" [pid 291] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32149] <... symlink resumed>) = 0 [pid 32149] write(1, "executing program\n", 18) = 18 [pid 289] <... mkdir resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12706/binderfs", [pid 32147] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32147] write(-1, "0x0000000000000001", 18 [pid 32149] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32149] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] unlink("./12706/binderfs" [pid 32149] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32149] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32149] exit_group(0) = ? ./strace-static-x86_64: Process 32151 attached [pid 32149] +++ exited with 0 +++ [pid 32147] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32150 [pid 290] <... unlink resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32151 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32150 attached [pid 32150] set_robust_list(0x5555712b4660, 24) = 0 [pid 32147] exit_group(0 [pid 290] getdents64(3, [pid 32147] <... exit_group resumed>) = ? [pid 32150] chdir("./12853" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32150] <... chdir resumed>) = 0 [pid 32150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32150] setpgid(0, 0) = 0 [pid 32150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32147] +++ exited with 0 +++ [pid 290] close(3 [pid 32150] write(3, "1000", 4) = 4 [pid 32150] close(3) = 0 [pid 32150] symlink("/dev/binderfs", "./binderfs" [pid 32151] set_robust_list(0x5555712b4660, 24 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... close resumed>) = 0 [pid 32151] <... set_robust_list resumed>) = 0 [pid 32150] <... symlink resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] rmdir("./12706" [pid 32151] chdir("./12553" [pid 290] <... rmdir resumed>) = 0 [pid 32151] <... chdir resumed>) = 0 [pid 32151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32151] setpgid(0, 0) = 0 [pid 32151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32150] write(1, "executing program\n", 18 [pid 290] mkdir("./12707", 0777 [pid 32151] <... openat resumed>) = 3 [pid 32151] write(3, "1000", 4) = 4 [pid 32151] close(3) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32151] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32151] write(1, "executing program\n", 18) = 18 [pid 32151] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7executing program , buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32151] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32152 [pid 32151] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32151] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32150] <... write resumed>) = 18 ./strace-static-x86_64: Process 32152 attached [pid 32152] set_robust_list(0x5555712b4660, 24) = 0 [pid 32152] chdir("./12707" [pid 32150] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32152] <... chdir resumed>) = 0 [pid 32152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32152] setpgid(0, 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13166", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13043", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32151] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32150] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] openat(AT_FDCWD, "./13043", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 292] newfstatat(3, "", [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 292] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13043/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13166/binderfs", [pid 292] newfstatat(AT_FDCWD, "./13043/binderfs", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13166/binderfs" [pid 292] unlink("./13043/binderfs" [pid 32152] <... setpgid resumed>) = 0 [pid 32150] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... unlink resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 292] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 292] close(3 [pid 293] <... close resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 293] rmdir("./13166" [pid 292] rmdir("./13043" [pid 293] <... rmdir resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 293] mkdir("./13167", 0777 [pid 292] mkdir("./13044", 0777 [pid 293] <... mkdir resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712b4650) = 32153 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32154 [pid 32152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 32153 attached ./strace-static-x86_64: Process 32154 attached [pid 32150] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32151] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32151] exit_group(0 [pid 32150] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32152] <... openat resumed>) = 3 [pid 32154] set_robust_list(0x5555712b4660, 24 [pid 32153] set_robust_list(0x5555712b4660, 24 [pid 32150] write(-1, "0x0000000000000001", 18 [pid 32151] <... exit_group resumed>) = ? [pid 32154] <... set_robust_list resumed>) = 0 [pid 32153] <... set_robust_list resumed>) = 0 [pid 32151] +++ exited with 0 +++ [pid 32152] write(3, "1000", 4 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32150] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32152] <... write resumed>) = 4 [pid 32150] exit_group(0 [pid 32152] close(3 [pid 32153] chdir("./13044" [pid 32152] <... close resumed>) = 0 [pid 32152] symlink("/dev/binderfs", "./binderfs" [pid 32153] <... chdir resumed>) = 0 [pid 32152] <... symlink resumed>) = 0 [pid 32154] chdir("./13167" [pid 32150] <... exit_group resumed>) = ? [pid 32154] <... chdir resumed>) = 0 [pid 32153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32150] +++ exited with 0 +++ executing program [pid 32152] write(1, "executing program\n", 18 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32152] <... write resumed>) = 18 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32153] <... prctl resumed>) = 0 [pid 32152] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32152] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32153] setpgid(0, 0 [pid 32152] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32152] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32152] write(-1, "0x0000000000000001", 18 [pid 32154] <... prctl resumed>) = 0 [pid 32153] <... setpgid resumed>) = 0 [pid 32153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32152] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32153] <... openat resumed>) = 3 [pid 32152] exit_group(0 [pid 32153] write(3, "1000", 4 [pid 32152] <... exit_group resumed>) = ? [pid 32154] setpgid(0, 0 [pid 32153] <... write resumed>) = 4 [pid 32152] +++ exited with 0 +++ [pid 32154] <... setpgid resumed>) = 0 [pid 32153] close(3 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32153] <... close resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32154] <... openat resumed>) = 3 [pid 32153] symlink("/dev/binderfs", "./binderfs" [pid 32154] write(3, "1000", 4executing program ) = 4 [pid 32153] <... symlink resumed>) = 0 [pid 32154] close(3 [pid 32153] write(1, "executing program\n", 18 [pid 32154] <... close resumed>) = 0 [pid 32153] <... write resumed>) = 18 [pid 32154] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32153] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 executing program [pid 32154] write(1, "executing program\n", 18) = 18 [pid 32154] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32154] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32153] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32154] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32154] write(-1, "0x0000000000000001", 18 [pid 32153] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32154] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32154] exit_group(0) = ? [pid 32153] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32154] +++ exited with 0 +++ [pid 32153] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32153] write(-1, "0x0000000000000001", 18 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32153] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32153] exit_group(0) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 32153] +++ exited with 0 +++ [pid 293] umount2("./13167", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] openat(AT_FDCWD, "./13167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] umount2("./12853", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12553", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] openat(AT_FDCWD, "./12853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... openat resumed>) = 3 [pid 293] newfstatat(AT_FDCWD, "./13167/binderfs", [pid 289] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(3, "", [pid 293] unlink("./13167/binderfs" [pid 289] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 289] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] close(3 [pid 291] umount2("./12853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] rmdir("./13167" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12853/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12553/binderfs", [pid 293] <... rmdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] mkdir("./13168", 0777 [pid 291] unlink("./12853/binderfs" [pid 289] unlink("./12553/binderfs") = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 293] <... mkdir resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12553" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... unlink resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12554", 0777 [pid 291] getdents64(3, [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32155 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32156 attached [pid 291] close(3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32156 [pid 291] <... close resumed>) = 0 [pid 290] umount2("./12707", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] rmdir("./12853" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32155 attached [pid 32155] set_robust_list(0x5555712b4660, 24) = 0 [pid 32155] chdir("./13168" [pid 291] <... rmdir resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] mkdir("./12854", 0777 [pid 32155] <... chdir resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 32155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32155] setpgid(0, 0) = 0 [pid 32155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 290] newfstatat(3, "", [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32155] <... openat resumed>) = 3 [pid 290] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32157 [pid 32155] write(3, "1000", 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32155] <... write resumed>) = 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32155] close(3 [pid 290] newfstatat(AT_FDCWD, "./12707/binderfs", [pid 32155] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32155] symlink("/dev/binderfs", "./binderfs" [pid 290] unlink("./12707/binderfs" [pid 32156] set_robust_list(0x5555712b4660, 24 [pid 32155] <... symlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32155] write(1, "executing program\n", 18 executing program [pid 290] getdents64(3, [pid 32155] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32155] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] close(3 [pid 32155] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... close resumed>) = 0 [pid 32155] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] rmdir("./12707" [pid 32155] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32155] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32155] write(-1, "0x0000000000000001", 18 [pid 290] <... rmdir resumed>) = 0 [pid 32155] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] mkdir("./12708", 0777 [pid 32155] exit_group(0) = ? [pid 32156] <... set_robust_list resumed>) = 0 [pid 32155] +++ exited with 0 +++ [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32157 attached [pid 32157] set_robust_list(0x5555712b4660, 24) = 0 [pid 32157] chdir("./12854" [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] umount2("./13044", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32158 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32157] <... chdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13044", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... openat resumed>) = 3 [pid 32157] <... prctl resumed>) = 0 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32157] setpgid(0, 0 [pid 32156] chdir("./12554" [pid 292] getdents64(3, ./strace-static-x86_64: Process 32158 attached 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13044/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32158] set_robust_list(0x5555712b4660, 24 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32158] <... set_robust_list resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13044/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13044/binderfs" [pid 32158] chdir("./12708" [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32158] <... chdir resumed>) = 0 [pid 292] close(3 [pid 32157] <... setpgid resumed>) = 0 [pid 32156] <... chdir resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13044" [pid 293] umount2("./13168", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32158] setpgid(0, 0) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] mkdir("./13045", 0777 [pid 293] openat(AT_FDCWD, "./13168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] <... mkdir resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(3, "", [pid 32156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32156] setpgid(0, 0) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32159 [pid 293] getdents64(3, [pid 32158] write(3, "1000", 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32158] <... write resumed>) = 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13168/binderfs", [pid 32156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13168/binderfs" [pid 32157] <... openat resumed>) = 3 [pid 32158] close(3 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32158] <... close resumed>) = 0 [pid 293] close(3) = 0 [pid 32158] symlink("/dev/binderfs", "./binderfs" [pid 293] rmdir("./13168") = 0 [pid 32157] write(3, "1000", 4 [pid 293] mkdir("./13169", 0777 [pid 32157] <... write resumed>) = 4 [pid 32156] <... openat resumed>) = 3 [pid 32157] close(3) = 0 [pid 32157] symlink("/dev/binderfs", "./binderfs" [pid 32156] write(3, "1000", 4 [pid 293] <... mkdir resumed>) = 0 executing program ./strace-static-x86_64: Process 32159 attached [pid 32158] <... symlink resumed>) = 0 [pid 32157] <... symlink resumed>) = 0 [pid 32156] <... write resumed>) = 4 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32157] write(1, "executing program\n", 18) = 18 [pid 32157] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32157] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32160 [pid 32157] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 32160 attached [pid 32159] set_robust_list(0x5555712b4660, 24 [pid 32158] write(1, "executing program\n", 18 [pid 32157] <... openat resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 32156] close(3 [pid 32159] <... set_robust_list resumed>) = 0 [pid 32158] <... write resumed>) = 18 [pid 32156] <... close resumed>) = 0 [pid 32159] chdir("./13045" [pid 32158] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32156] symlink("/dev/binderfs", "./binderfs" [pid 32157] write(-1, "0x0000000000000001", 18 [pid 32160] set_robust_list(0x5555712b4660, 24 [pid 32159] <... chdir resumed>) = 0 [pid 32158] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32157] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32156] <... symlink resumed>) = 0 [pid 32158] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program [pid 32156] write(1, "executing program\n", 18 [pid 32158] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32156] <... write resumed>) = 18 [pid 32159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32158] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32156] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32158] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32156] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32158] write(-1, "0x0000000000000001", 18 [pid 32156] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32158] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32156] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32158] exit_group(0 [pid 32156] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32158] <... exit_group resumed>) = ? [pid 32156] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32160] <... set_robust_list resumed>) = 0 [pid 32159] <... prctl resumed>) = 0 [pid 32158] +++ exited with 0 +++ [pid 32157] exit_group(0 [pid 32156] write(-1, "0x0000000000000001", 18 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32160] chdir("./13169") = 0 [pid 32159] setpgid(0, 0 [pid 32160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32160] setpgid(0, 0) = 0 [pid 32160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32159] <... setpgid resumed>) = 0 [pid 32157] <... exit_group resumed>) = ? [pid 32156] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32160] <... openat resumed>) = 3 [pid 32159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32156] exit_group(0 [pid 32160] write(3, "1000", 4 [pid 32159] <... openat resumed>) = 3 [pid 32157] +++ exited with 0 +++ [pid 32156] <... exit_group resumed>) = ? [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32160] <... write resumed>) = 4 [pid 32159] write(3, "1000", 4 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32160] close(3 [pid 32159] <... write resumed>) = 4 [pid 32160] <... close resumed>) = 0 [pid 32159] close(3 [pid 32156] +++ exited with 0 +++ [pid 291] <... restart_syscall resumed>) = 0 [pid 32160] symlink("/dev/binderfs", "./binderfs" [pid 32159] <... close resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32160] <... symlink resumed>) = 0 [pid 32159] symlink("/dev/binderfs", "./binderfs" [pid 290] <... restart_syscall resumed>) = 0 [pid 32160] write(1, "executing program\n", 18 [pid 32159] <... symlink resumed>) = 0 [pid 291] umount2("./12854", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12554", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32159] write(1, "executing program\n", 18executing program [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32159] <... write resumed>) = 18 [pid 291] openat(AT_FDCWD, "./12854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] umount2("./12708", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32159] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... openat resumed>) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... openat resumed>) = 3 [pid 32159] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(3, "", [pid 290] openat(AT_FDCWD, "./12708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(3, "", executing program [pid 32159] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... openat resumed>) = 3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 290] newfstatat(3, "", [pid 32159] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 32160] <... write resumed>) = 18 [pid 32159] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32160] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32159] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 289] umount2("./12554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32160] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32159] write(-1, "0x0000000000000001", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32160] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32159] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] newfstatat(AT_FDCWD, "./12854/binderfs", [pid 290] umount2("./12708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(AT_FDCWD, "./12554/binderfs", [pid 32160] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32159] exit_group(0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32160] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32159] <... exit_group resumed>) = ? [pid 291] unlink("./12854/binderfs" [pid 290] newfstatat(AT_FDCWD, "./12708/binderfs", [pid 289] unlink("./12554/binderfs" [pid 291] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32159] +++ exited with 0 +++ [pid 291] getdents64(3, [pid 290] unlink("./12708/binderfs" [pid 289] getdents64(3, [pid 32160] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] close(3 [pid 290] <... unlink resumed>) = 0 [pid 289] close(3 [pid 32160] write(-1, "0x0000000000000001", 18 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 289] <... close resumed>) = 0 [pid 32160] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] rmdir("./12854" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] rmdir("./12554" [pid 32160] exit_group(0 [pid 291] <... rmdir resumed>) = 0 [pid 290] close(3 [pid 289] <... rmdir resumed>) = 0 [pid 32160] <... exit_group resumed>) = ? [pid 291] mkdir("./12855", 0777 [pid 290] <... close resumed>) = 0 [pid 289] mkdir("./12555", 0777 [pid 32160] +++ exited with 0 +++ [pid 291] <... mkdir resumed>) = 0 [pid 290] rmdir("./12708" [pid 289] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32161 attached [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... rmdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32161 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32162 ./strace-static-x86_64: Process 32162 attached [pid 32161] set_robust_list(0x5555712b4660, 24 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] mkdir("./12709", 0777 [pid 32162] set_robust_list(0x5555712b4660, 24) = 0 [pid 32162] chdir("./12555") = 0 [pid 32162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... mkdir resumed>) = 0 [pid 32162] <... prctl resumed>) = 0 [pid 32162] setpgid(0, 0) = 0 [pid 32162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32161] <... set_robust_list resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32162] <... openat resumed>) = 3 [pid 32162] write(3, "1000", 4) = 4 [pid 32162] close(3) = 0 [pid 32162] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32163 [pid 32161] chdir("./12855"executing program [pid 32162] write(1, "executing program\n", 18) = 18 [pid 32162] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32161] <... chdir resumed>) = 0 [pid 32162] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32162] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32161] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32163 attached [pid 32163] set_robust_list(0x5555712b4660, 24) = 0 [pid 32161] <... prctl resumed>) = 0 [pid 32162] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32163] chdir("./12709" [pid 32161] setpgid(0, 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32162] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32161] <... setpgid resumed>) = 0 [pid 32163] <... chdir resumed>) = 0 [pid 32163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] umount2("./13045", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32163] <... prctl resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] openat(AT_FDCWD, "./13045", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32163] setpgid(0, 0 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32163] <... setpgid resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 32161] <... openat resumed>) = 3 [pid 32161] write(3, "1000", 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13045/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32161] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32161] close(3 [pid 292] newfstatat(AT_FDCWD, "./13045/binderfs", [pid 32163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32161] <... close resumed>) = 0 [pid 32162] write(-1, "0x0000000000000001", 18 [pid 292] unlink("./13045/binderfs" [pid 32161] symlink("/dev/binderfs", "./binderfs" [pid 32163] <... openat resumed>) = 3 [pid 292] <... unlink resumed>) = 0 [pid 32163] write(3, "1000", 4) = 4 [pid 32163] close(3executing program [pid 32161] <... symlink resumed>) = 0 [pid 292] getdents64(3, [pid 32163] <... close resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32161] write(1, "executing program\n", 18 [pid 292] close(3 [pid 32163] symlink("/dev/binderfs", "./binderfs" [pid 32161] <... write resumed>) = 18 [pid 292] <... close resumed>) = 0 executing program [pid 32163] <... symlink resumed>) = 0 [pid 32162] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32161] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] rmdir("./13045" [pid 32163] write(1, "executing program\n", 18) = 18 [pid 32163] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32163] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... rmdir resumed>) = 0 [pid 32161] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] mkdir("./13046", 0777 [pid 32163] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32163] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32163] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 292] <... mkdir resumed>) = 0 [pid 32161] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... restart_syscall resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32163] exit_group(0) = ? [pid 32163] +++ exited with 0 +++ [pid 32162] exit_group(0 [pid 32161] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13169", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32161] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32164 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] openat(AT_FDCWD, "./13169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32161] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32164 attached [pid 32161] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32164] set_robust_list(0x5555712b4660, 24 [pid 32161] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32164] <... set_robust_list resumed>) = 0 [pid 293] umount2("./13169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32161] exit_group(0 [pid 293] newfstatat(AT_FDCWD, "./13169/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32161] <... exit_group resumed>) = ? [pid 293] unlink("./13169/binderfs" [pid 32164] chdir("./13046") = 0 [pid 293] <... unlink resumed>) = 0 [pid 32164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] getdents64(3, [pid 32164] <... prctl resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 32164] setpgid(0, 0 [pid 293] <... close resumed>) = 0 [pid 32164] <... setpgid resumed>) = 0 [pid 293] rmdir("./13169" [pid 32164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... rmdir resumed>) = 0 [pid 32164] <... openat resumed>) = 3 [pid 293] mkdir("./13170", 0777 [pid 32164] write(3, "1000", 4) = 4 [pid 32164] close(3 [pid 293] <... mkdir resumed>) = 0 [pid 32164] <... close resumed>) = 0 executing program [pid 32161] +++ exited with 0 +++ [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32164] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32164] write(1, "executing program\n", 18 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32165 [pid 32164] <... write resumed>) = 18 [pid 32164] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32162] <... exit_group resumed>) = ? [pid 32164] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32164] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32164] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32164] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32164] exit_group(0) = ? [pid 32164] +++ exited with 0 +++ [pid 32162] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32165 attached [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... restart_syscall resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32165] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] umount2("./12709", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32165] chdir("./13170" [pid 290] <... openat resumed>) = 3 [pid 32165] <... chdir resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 32165] <... prctl resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32165] setpgid(0, 0 [pid 290] umount2("./12709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32165] <... setpgid resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12709/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12709/binderfs") = 0 [pid 32165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12709" [pid 32165] <... openat resumed>) = 3 [pid 32165] write(3, "1000", 4) = 4 [pid 32165] close(3) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32165] symlink("/dev/binderfs", "./binderfs" executing program [pid 290] mkdir("./12710", 0777 [pid 32165] <... symlink resumed>) = 0 [pid 32165] write(1, "executing program\n", 18) = 18 [pid 290] <... mkdir resumed>) = 0 [pid 32165] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32165] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32165] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32165] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32166 [pid 32165] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32165] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32165] exit_group(0) = ? [pid 32165] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32166 attached [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32166] set_robust_list(0x5555712b4660, 24) = 0 [pid 32166] chdir("./12710") = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] umount2("./13046", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32166] <... prctl resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13046", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32166] setpgid(0, 0) = 0 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13046/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32166] <... openat resumed>) = 3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32166] write(3, "1000", 4 [pid 292] newfstatat(AT_FDCWD, "./13046/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32166] <... write resumed>) = 4 [pid 292] unlink("./13046/binderfs" [pid 32166] close(3 [pid 292] <... unlink resumed>) = 0 [pid 32166] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 32166] symlink("/dev/binderfs", "./binderfs" [pid 291] <... restart_syscall resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13046" [pid 291] umount2("./12855", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12555", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", [pid 292] <... rmdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32166] <... symlink resumed>) = 0 [pid 292] mkdir("./13047", 0777 [pid 291] openat(AT_FDCWD, "./12855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 32166] write(1, "executing program\n", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32166] <... write resumed>) = 18 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13170", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] newfstatat(3, "", [pid 289] newfstatat(AT_FDCWD, "./12555/binderfs", [pid 32166] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] openat(AT_FDCWD, "./13170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] unlink("./12555/binderfs" [pid 32166] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... openat resumed>) = 3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32166] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] newfstatat(3, "", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32167 [pid 291] getdents64(3, [pid 289] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] close(3 [pid 32166] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... close resumed>) = 0 [pid 32166] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] rmdir("./12555" [pid 32166] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12855/binderfs", [pid 289] <... rmdir resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13170/binderfs", [pid 289] mkdir("./12556", 0777 [pid 32166] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32166] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13170/binderfs" [pid 291] unlink("./12855/binderfs" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32166] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13170" [pid 32166] <... exit_group resumed>) = ? [pid 293] <... rmdir resumed>) = 0 [pid 291] getdents64(3, [pid 293] mkdir("./13171", 0777) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32168 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] close(3 [pid 32166] +++ exited with 0 +++ [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32169 [pid 291] <... close resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] rmdir("./12855"./strace-static-x86_64: Process 32167 attached [pid 32167] set_robust_list(0x5555712b4660, 24) = 0 [pid 32167] chdir("./13047" [pid 291] <... rmdir resumed>) = 0 [pid 32167] <... chdir resumed>) = 0 [pid 291] mkdir("./12856", 0777 [pid 32167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32167] setpgid(0, 0) = 0 [pid 32167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 32167] <... openat resumed>) = 3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32167] write(3, "1000", 4) = 4 [pid 32167] close(3) = 0 [pid 32167] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32167] write(1, "executing program\n", 18 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32170 [pid 32167] <... write resumed>) = 18 [pid 32167] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32167] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32167] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32167] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32167] exit_group(0) = ? ./strace-static-x86_64: Process 32170 attached ./strace-static-x86_64: Process 32169 attached [pid 32167] +++ exited with 0 +++ ./strace-static-x86_64: Process 32168 attached [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32168] set_robust_list(0x5555712b4660, 24 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32168] <... set_robust_list resumed>) = 0 [pid 32168] chdir("./12556") = 0 [pid 32168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32168] setpgid(0, 0) = 0 [pid 32168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32169] set_robust_list(0x5555712b4660, 24 [pid 32168] <... openat resumed>) = 3 [pid 32168] write(3, "1000", 4) = 4 [pid 32168] close(3) = 0 [pid 32168] symlink("/dev/binderfs", "./binderfs" [pid 32170] set_robust_list(0x5555712b4660, 24 [pid 32169] <... set_robust_list resumed>) = 0 [pid 32168] <... symlink resumed>) = 0 [pid 32168] write(1, "executing program\n", 18executing program ) = 18 [pid 32168] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32168] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32168] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32169] chdir("./13171" [pid 32168] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32168] exit_group(0 [pid 32169] <... chdir resumed>) = 0 [pid 32168] <... exit_group resumed>) = ? [pid 32170] <... set_robust_list resumed>) = 0 [pid 32169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32168] +++ exited with 0 +++ [pid 32169] <... prctl resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32169] setpgid(0, 0) = 0 [pid 292] umount2("./13047", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13047", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32169] <... openat resumed>) = 3 [pid 32169] write(3, "1000", 4 [pid 292] getdents64(3, [pid 32169] <... write resumed>) = 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32169] close(3 [pid 292] umount2("./13047/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32169] <... close resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13047/binderfs", [pid 32169] symlink("/dev/binderfs", "./binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13047/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 32169] <... symlink resumed>) = 0 executing program [pid 32169] write(1, "executing program\n", 18 [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13047" [pid 32169] <... write resumed>) = 18 [pid 292] <... rmdir resumed>) = 0 [pid 32169] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] mkdir("./13048", 0777 [pid 32169] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 32170] chdir("./12856" [pid 32169] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712b4650) = 32171 [pid 32169] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32169] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32170] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 32171 attached [pid 32171] set_robust_list(0x5555712b4660, 24) = 0 [pid 32171] chdir("./13048" [pid 289] <... restart_syscall resumed>) = 0 [pid 32170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32169] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32170] <... prctl resumed>) = 0 [pid 32169] write(-1, "0x0000000000000001", 18 [pid 290] umount2("./12710", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12556", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32169] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32170] setpgid(0, 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 289] openat(AT_FDCWD, "./12556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32170] <... setpgid resumed>) = 0 [pid 32169] exit_group(0 [pid 290] getdents64(3, [pid 289] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] newfstatat(3, "", [pid 32169] <... exit_group resumed>) = ? [pid 290] umount2("./12710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12710/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] unlink("./12710/binderfs") = 0 [pid 289] getdents64(3, [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12710" [pid 289] umount2("./12556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32169] +++ exited with 0 +++ [pid 290] <... rmdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] mkdir("./12711", 0777 [pid 289] newfstatat(AT_FDCWD, "./12556/binderfs", [pid 32170] <... openat resumed>) = 3 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32170] write(3, "1000", 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32172 [pid 289] unlink("./12556/binderfs" [pid 32170] <... write resumed>) = 4 [pid 32171] <... chdir resumed>) = 0 [pid 32171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32170] close(3 [pid 289] <... unlink resumed>) = 0 [pid 32171] <... prctl resumed>) = 0 [pid 289] getdents64(3, [pid 32170] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32171] setpgid(0, 0 [pid 32170] symlink("/dev/binderfs", "./binderfs" [pid 289] close(3 [pid 32171] <... setpgid resumed>) = 0 [pid 32171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... close resumed>) = 0 [pid 32171] <... openat resumed>) = 3 [pid 32170] <... symlink resumed>) = 0 [pid 289] rmdir("./12556" [pid 32171] write(3, "1000", 4) = 4 [pid 32171] close(3) = 0 [pid 32171] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32172 attached ) = 0 [pid 32170] write(1, "executing program\n", 18 [pid 289] <... rmdir resumed>) = 0 [pid 32171] write(1, "executing program\n", 18 [pid 289] mkdir("./12557", 0777 [pid 32170] <... write resumed>) = 18 [pid 32171] <... write resumed>) = 18 [pid 32171] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32171] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32171] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... mkdir resumed>) = 0 executing program executing program [pid 32170] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32171] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32171] exit_group(0) = ? [pid 32172] set_robust_list(0x5555712b4660, 24 [pid 32171] +++ exited with 0 +++ [pid 32170] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32170] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32173 ./strace-static-x86_64: Process 32173 attached [pid 32170] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32170] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32170] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32173] set_robust_list(0x5555712b4660, 24 [pid 32170] write(-1, "0x0000000000000001", 18 [pid 32173] <... set_robust_list resumed>) = 0 [pid 32170] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32173] chdir("./12557" [pid 32170] exit_group(0 [pid 32173] <... chdir resumed>) = 0 [pid 32173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32170] <... exit_group resumed>) = ? [pid 32173] setpgid(0, 0) = 0 [pid 32173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32170] +++ exited with 0 +++ [pid 32173] <... openat resumed>) = 3 [pid 32172] <... set_robust_list resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32173] write(3, "1000", 4 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32173] <... write resumed>) = 4 [pid 32173] close(3) = 0 executing program [pid 32173] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32173] write(1, "executing program\n", 18 [pid 32172] chdir("./12711" [pid 32173] <... write resumed>) = 18 [pid 32173] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32173] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32173] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32173] write(-1, "0x0000000000000001", 18 [pid 32172] <... chdir resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32173] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] umount2("./13048", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13048", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] newfstatat(3, "", [pid 32172] <... prctl resumed>) = 0 [pid 293] umount2("./13171", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] getdents64(3, [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32172] setpgid(0, 0 [pid 293] getdents64(3, [pid 32173] exit_group(0 [pid 32172] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13048/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13171/binderfs", [pid 32173] <... exit_group resumed>) = ? [pid 32172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] newfstatat(AT_FDCWD, "./13048/binderfs", [pid 293] unlink("./13171/binderfs") = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] unlink("./13048/binderfs" [pid 293] close(3) = 0 [pid 293] rmdir("./13171" [pid 32172] <... openat resumed>) = 3 [pid 293] <... rmdir resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 293] mkdir("./13172", 0777 [pid 32173] +++ exited with 0 +++ [pid 32172] write(3, "1000", 4 [pid 293] <... mkdir resumed>) = 0 [pid 292] getdents64(3, [pid 291] <... restart_syscall resumed>) = 0 [pid 32172] <... write resumed>) = 4 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32172] close(3 [pid 292] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32174 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32172] <... close resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] umount2("./12856", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32172] symlink("/dev/binderfs", "./binderfs" [pid 292] rmdir("./13048" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... rmdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] mkdir("./13049", 0777 [pid 291] <... openat resumed>) = 3 [pid 292] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32175 [pid 32172] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 32175 attached [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32172] write(1, "executing program\n", 18 [pid 291] umount2("./12856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32175] set_robust_list(0x5555712b4660, 24 [pid 32172] <... write resumed>) = 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32175] <... set_robust_list resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12856/binderfs", [pid 32172] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32172] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] unlink("./12856/binderfs" [pid 32175] chdir("./13049") = 0 [pid 32175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] <... unlink resumed>) = 0 [pid 32172] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] getdents64(3, [pid 32175] setpgid(0, 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32172] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32175] <... setpgid resumed>) = 0 [pid 32175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32172] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] close(3 [pid 32175] <... openat resumed>) = 3 [pid 32172] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... close resumed>) = 0 [pid 32175] write(3, "1000", 4 [pid 291] rmdir("./12856" [pid 32172] write(-1, "0x0000000000000001", 18 [pid 32175] <... write resumed>) = 4 [pid 32175] close(3) = 0 [pid 32175] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32172] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... rmdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] mkdir("./12857", 0777 [pid 32175] write(1, "executing program\n", 18) = 18 [pid 32175] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32175] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32175] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... mkdir resumed>) = 0 [pid 32175] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32175] write(-1, "0x0000000000000001", 18 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 32172] exit_group(0 [pid 32175] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32175] exit_group(0) = ? ./strace-static-x86_64: Process 32174 attached [pid 32175] +++ exited with 0 +++ [pid 32172] <... exit_group resumed>) = ? [pid 289] umount2("./12557", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32176 ./strace-static-x86_64: Process 32176 attached [pid 32176] set_robust_list(0x5555712b4660, 24) = 0 [pid 32176] chdir("./12857") = 0 [pid 32176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] openat(AT_FDCWD, "./12557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32176] setpgid(0, 0 [pid 289] <... openat resumed>) = 3 [pid 32176] <... setpgid resumed>) = 0 [pid 32176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32176] write(3, "1000", 4 [pid 289] newfstatat(3, "", [pid 32172] +++ exited with 0 +++ [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] getdents64(3, [pid 32176] <... write resumed>) = 4 [pid 32176] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32176] <... close resumed>) = 0 [pid 289] umount2("./12557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32176] symlink("/dev/binderfs", "./binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12557/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 289] unlink("./12557/binderfs" [pid 32176] <... symlink resumed>) = 0 [pid 32176] write(1, "executing program\n", 18) = 18 [pid 289] <... unlink resumed>) = 0 [pid 32176] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] getdents64(3, [pid 32176] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32176] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] close(3 [pid 32176] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... close resumed>) = 0 [pid 32176] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] rmdir("./12557" [pid 32176] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32176] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32176] exit_group(0) = ? [pid 32176] +++ exited with 0 +++ [pid 32174] set_robust_list(0x5555712b4660, 24 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12558", 0777 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712b4650) = 32177 ./strace-static-x86_64: Process 32177 attached [pid 32177] set_robust_list(0x5555712b4660, 24) = 0 [pid 32174] <... set_robust_list resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32174] chdir("./13172" [pid 290] umount2("./12711", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32174] <... chdir resumed>) = 0 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] getdents64(3, [pid 32174] <... prctl resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12711/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] unlink("./12711/binderfs") = 0 [pid 292] umount2("./13049", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] openat(AT_FDCWD, "./13049", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] close(3 [pid 292] <... openat resumed>) = 3 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12711" [pid 32174] setpgid(0, 0 [pid 292] newfstatat(3, "", [pid 290] <... rmdir resumed>) = 0 [pid 32174] <... setpgid resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] mkdir("./12712", 0777 [pid 32174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] getdents64(3, [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32174] <... openat resumed>) = 3 [pid 292] umount2("./13049/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32178 attached [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32178 [pid 32174] write(3, "1000", 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13049/binderfs", [pid 32174] <... write resumed>) = 4 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program executing program [pid 32174] close(3 [pid 292] unlink("./13049/binderfs" [pid 32177] chdir("./12558") = 0 [pid 32177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... unlink resumed>) = 0 [pid 32174] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 32177] <... prctl resumed>) = 0 [pid 32174] symlink("/dev/binderfs", "./binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 32177] setpgid(0, 0 [pid 292] <... close resumed>) = 0 [pid 32177] <... setpgid resumed>) = 0 [pid 292] rmdir("./13049" [pid 32177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 32174] <... symlink resumed>) = 0 [pid 292] mkdir("./13050", 0777 [pid 32177] <... openat resumed>) = 3 [pid 32177] write(3, "1000", 4) = 4 [pid 32177] close(3) = 0 [pid 32177] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32174] write(1, "executing program\n", 18 [pid 292] <... mkdir resumed>) = 0 [pid 32177] write(1, "executing program\n", 18 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32174] <... write resumed>) = 18 [pid 32177] <... write resumed>) = 18 [pid 32177] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32177] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32177] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... restart_syscall resumed>) = 0 [pid 32174] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32179 [pid 32177] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32177] write(-1, "0x0000000000000001", 18 [pid 32174] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] umount2("./12857", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32177] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32174] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] openat(AT_FDCWD, "./12857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32177] exit_group(0 [pid 32174] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... openat resumed>) = 3 [pid 32177] <... exit_group resumed>) = ? [pid 32174] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] newfstatat(3, "", [pid 32178] set_robust_list(0x5555712b4660, 24 [pid 32177] +++ exited with 0 +++ [pid 32174] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, ./strace-static-x86_64: Process 32179 attached [pid 32178] <... set_robust_list resumed>) = 0 [pid 32174] write(-1, "0x0000000000000001", 18 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32174] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] umount2("./12857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32179] set_robust_list(0x5555712b4660, 24 [pid 291] newfstatat(AT_FDCWD, "./12857/binderfs", [pid 32174] exit_group(0 [pid 32179] <... set_robust_list resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32174] <... exit_group resumed>) = ? [pid 291] unlink("./12857/binderfs" [pid 32179] chdir("./13050") = 0 [pid 32179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32179] setpgid(0, 0 [pid 291] close(3 [pid 32179] <... setpgid resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12857" [pid 32179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12858", 0777 [pid 32179] write(3, "1000", 4) = 4 [pid 32179] close(3) = 0 [pid 32179] symlink("/dev/binderfs", "./binderfs" [pid 291] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32179] <... symlink resumed>) = 0 [pid 32179] write(1, "executing program\n", 18) = 18 [pid 32179] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32180 [pid 32179] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] umount2("./12558", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 32174] +++ exited with 0 +++ [pid 289] openat(AT_FDCWD, "./12558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... openat resumed>) = 3 [pid 32179] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(3, "", [pid 32179] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32179] write(-1, "0x0000000000000001", 18 [pid 289] getdents64(3, [pid 32179] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32179] exit_group(0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32179] <... exit_group resumed>) = ? [pid 289] umount2("./12558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32179] +++ exited with 0 +++ [pid 32178] chdir("./12712" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12558/binderfs", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] unlink("./12558/binderfs"./strace-static-x86_64: Process 32180 attached [pid 32180] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 32180] chdir("./12858" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 32180] <... chdir resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] rmdir("./12558" [pid 32180] <... prctl resumed>) = 0 [pid 32180] setpgid(0, 0) = 0 [pid 32180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32180] write(3, "1000", 4) = 4 [pid 32180] close(3 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12559", 0777 [pid 32180] <... close resumed>) = 0 [pid 32180] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32180] write(1, "executing program\n", 18 executing program [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32180] <... write resumed>) = 18 [pid 32180] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32180] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32180] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32181 [pid 32180] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32178] <... chdir resumed>) = 0 [pid 32180] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32180] exit_group(0 [pid 32178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32180] <... exit_group resumed>) = ? [pid 32178] <... prctl resumed>) = 0 [pid 32178] setpgid(0, 0) = 0 [pid 32178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... restart_syscall resumed>) = 0 [pid 32180] +++ exited with 0 +++ [pid 292] umount2("./13050", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32178] <... openat resumed>) = 3 [pid 292] openat(AT_FDCWD, "./13050", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32181 attached ) = 3 [pid 32178] write(3, "1000", 4 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32178] <... write resumed>) = 4 [pid 292] getdents64(3, [pid 32178] close(3 [pid 32181] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32178] <... close resumed>) = 0 [pid 292] umount2("./13050/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32178] symlink("/dev/binderfs", "./binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32181] chdir("./12559" [pid 292] newfstatat(AT_FDCWD, "./13050/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32181] <... chdir resumed>) = 0 [pid 32181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 292] unlink("./13050/binderfs" [pid 32181] setpgid(0, 0) = 0 [pid 292] <... unlink resumed>) = 0 [pid 32178] <... symlink resumed>) = 0 [pid 292] getdents64(3, [pid 32178] write(1, "executing program\n", 18executing program [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32178] <... write resumed>) = 18 [pid 292] close(3 [pid 32181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... close resumed>) = 0 [pid 32178] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] rmdir("./13050" [pid 32181] <... openat resumed>) = 3 [pid 32181] write(3, "1000", 4) = 4 [pid 32181] close(3) = 0 [pid 32181] symlink("/dev/binderfs", "./binderfs" [pid 292] <... rmdir resumed>) = 0 [pid 32178] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] mkdir("./13051", 0777executing program [pid 32181] <... symlink resumed>) = 0 [pid 32181] write(1, "executing program\n", 18) = 18 [pid 292] <... mkdir resumed>) = 0 [pid 32178] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32181] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32181] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32181] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32181] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32182 [pid 32178] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32178] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32181] exit_group(0) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 32178] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13172", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32178] write(-1, "0x0000000000000001", 18 [pid 293] openat(AT_FDCWD, "./13172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32178] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32178] exit_group(0 [pid 293] umount2("./13172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32178] <... exit_group resumed>) = ? [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13172/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12858", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] unlink("./13172/binderfs") = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] openat(AT_FDCWD, "./12858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] close(3) = 0 [pid 291] <... openat resumed>) = 3 [pid 293] rmdir("./13172" [pid 32178] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 293] mkdir("./13173", 0777) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32183 [pid 291] umount2("./12858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32181] +++ exited with 0 +++ [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32183 attached [pid 291] newfstatat(AT_FDCWD, "./12858/binderfs", [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] unlink("./12858/binderfs" [pid 32183] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 32182 attached [pid 291] getdents64(3, [pid 32183] chdir("./13173" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 291] close(3 [pid 32182] set_robust_list(0x5555712b4660, 24 [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12858" [pid 290] umount2("./12712", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32183] <... chdir resumed>) = 0 [pid 32182] <... set_robust_list resumed>) = 0 [pid 32183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... rmdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] mkdir("./12859", 0777 [pid 290] openat(AT_FDCWD, "./12712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32183] <... prctl resumed>) = 0 [pid 32183] setpgid(0, 0) = 0 [pid 32183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32182] chdir("./13051" [pid 291] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... openat resumed>) = 3 [pid 32182] <... chdir resumed>) = 0 [pid 32182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32182] setpgid(0, 0) = 0 [pid 32183] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32184 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] umount2("./12559", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] openat(AT_FDCWD, "./12559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] umount2("./12712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... openat resumed>) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(3, "", [pid 290] newfstatat(AT_FDCWD, "./12712/binderfs", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] getdents64(3, [pid 290] unlink("./12712/binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32183] write(3, "1000", 4) = 4 [pid 290] <... unlink resumed>) = 0 [pid 289] umount2("./12559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] newfstatat(AT_FDCWD, "./12559/binderfs", [pid 290] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... close resumed>) = 0 [pid 289] unlink("./12559/binderfs" [pid 290] rmdir("./12712" [pid 32182] <... openat resumed>) = 3 [pid 289] <... unlink resumed>) = 0 [pid 32183] close(3) = 0 [pid 32183] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 290] mkdir("./12713", 0777 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32182] write(3, "1000", 4) = 4 [pid 32182] close(3) = 0 [pid 32182] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... mkdir resumed>) = 0 [pid 289] close(3 [pid 32183] write(1, "executing program\n", 18 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... close resumed>) = 0 [pid 32183] <... write resumed>) = 18 [pid 32183] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32183] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32182] write(1, "executing program\n", 18) = 18 executing program executing program [pid 289] rmdir("./12559" [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32185 [pid 32182] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32183] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12560", 0777 [pid 32182] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32182] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32183] write(-1, "0x0000000000000001", 18 [pid 289] <... mkdir resumed>) = 0 [pid 32182] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32183] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32182] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32183] exit_group(0 [pid 32182] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32182] exit_group(0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32186 [pid 32183] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32186 attached ./strace-static-x86_64: Process 32185 attached [pid 32183] +++ exited with 0 +++ [pid 32182] <... exit_group resumed>) = ? [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32186] set_robust_list(0x5555712b4660, 24 [pid 32185] set_robust_list(0x5555712b4660, 24 [pid 32182] +++ exited with 0 +++ [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32184 attached [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32184] set_robust_list(0x5555712b4660, 24 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32184] <... set_robust_list resumed>) = 0 [pid 32184] chdir("./12859") = 0 [pid 32184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32184] setpgid(0, 0) = 0 [pid 32184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32186] <... set_robust_list resumed>) = 0 [pid 32184] write(3, "1000", 4) = 4 [pid 32184] close(3) = 0 [pid 32184] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32184] write(1, "executing program\n", 18) = 18 [pid 32186] chdir("./12560" [pid 32184] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32186] <... chdir resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32185] <... set_robust_list resumed>) = 0 [pid 32184] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32185] chdir("./12713" [pid 32184] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13173", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32184] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32185] <... chdir resumed>) = 0 [pid 32184] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] openat(AT_FDCWD, "./13173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32185] <... prctl resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 32184] write(-1, "0x0000000000000001", 18 [pid 293] newfstatat(3, "", [pid 32185] setpgid(0, 0) = 0 [pid 32185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] getdents64(3, [pid 32184] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32184] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32184] <... exit_group resumed>) = ? [pid 32186] <... prctl resumed>) = 0 [pid 32185] <... openat resumed>) = 3 [pid 32184] +++ exited with 0 +++ [pid 293] umount2("./13173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] newfstatat(AT_FDCWD, "./13173/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13173/binderfs") = 0 [pid 32186] setpgid(0, 0 [pid 291] umount2("./12859", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32186] <... setpgid resumed>) = 0 [pid 293] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] openat(AT_FDCWD, "./12859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] close(3 [pid 291] <... openat resumed>) = 3 [pid 293] <... close resumed>) = 0 [pid 291] newfstatat(3, "", [pid 293] rmdir("./13173" [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 291] getdents64(3, [pid 293] mkdir("./13174", 0777 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... mkdir resumed>) = 0 [pid 291] umount2("./12859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32186] <... openat resumed>) = 3 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32186] write(3, "1000", 4 [pid 291] newfstatat(AT_FDCWD, "./12859/binderfs", [pid 32186] <... write resumed>) = 4 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32187 [pid 32186] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32186] <... close resumed>) = 0 [pid 291] unlink("./12859/binderfs" [pid 32186] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32187 attached [pid 32187] set_robust_list(0x5555712b4660, 24 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 32187] <... set_robust_list resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 32187] chdir("./13174" [pid 291] rmdir("./12859" [pid 32185] write(3, "1000", 4 [pid 32187] <... chdir resumed>) = 0 [pid 32187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32187] setpgid(0, 0) = 0 [pid 32187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32185] <... write resumed>) = 4 [pid 291] <... rmdir resumed>) = 0 [pid 32186] <... symlink resumed>) = 0 [pid 32185] close(3 [pid 291] mkdir("./12860", 0777executing program executing program [pid 32187] <... openat resumed>) = 3 [pid 32187] write(3, "1000", 4) = 4 [pid 32187] close(3) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32186] write(1, "executing program\n", 18 [pid 32185] <... close resumed>) = 0 [pid 32187] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32187] write(1, "executing program\n", 18) = 18 [pid 32187] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32185] symlink("/dev/binderfs", "./binderfs" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32188 [pid 32186] <... write resumed>) = 18 [pid 292] umount2("./13051", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32187] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32187] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] openat(AT_FDCWD, "./13051", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32186] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... openat resumed>) = 3 [pid 32187] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32186] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32185] <... symlink resumed>) = 0 [pid 292] newfstatat(3, "", [pid 32187] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32186] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32185] write(1, "executing program\n", 18 [pid 292] getdents64(3, [pid 32186] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32185] <... write resumed>) = 18 ./strace-static-x86_64: Process 32188 attached [pid 32187] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32186] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32185] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] umount2("./13051/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32187] write(-1, "0x0000000000000001", 18 [pid 32186] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32185] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32187] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] newfstatat(AT_FDCWD, "./13051/binderfs", [pid 32187] exit_group(0 [pid 32186] write(-1, "0x0000000000000001", 18 [pid 32185] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32187] <... exit_group resumed>) = ? [pid 32186] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32185] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] unlink("./13051/binderfs" [pid 32188] set_robust_list(0x5555712b4660, 24 [pid 32187] +++ exited with 0 +++ [pid 32186] exit_group(0 executing program [pid 32185] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... unlink resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] getdents64(3, [pid 32186] <... exit_group resumed>) = ? [pid 32185] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32188] <... set_robust_list resumed>) = 0 [pid 292] close(3 [pid 32185] write(-1, "0x0000000000000001", 18 [pid 292] <... close resumed>) = 0 [pid 32188] chdir("./12860" [pid 32185] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] rmdir("./13051" [pid 32188] <... chdir resumed>) = 0 [pid 32188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32188] setpgid(0, 0) = 0 [pid 32188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 32185] exit_group(0 [pid 292] mkdir("./13052", 0777 [pid 32188] <... openat resumed>) = 3 [pid 32188] write(3, "1000", 4) = 4 [pid 32188] close(3) = 0 [pid 32185] <... exit_group resumed>) = ? [pid 292] <... mkdir resumed>) = 0 [pid 32188] symlink("/dev/binderfs", "./binderfs" [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32188] <... symlink resumed>) = 0 [pid 32188] write(1, "executing program\n", 18) = 18 [pid 32188] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32188] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32189 [pid 32188] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32188] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32188] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32188] exit_group(0) = ? [pid 32186] +++ exited with 0 +++ ./strace-static-x86_64: Process 32189 attached [pid 32185] +++ exited with 0 +++ [pid 32188] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32189] set_robust_list(0x5555712b4660, 24 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32189] <... set_robust_list resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32189] chdir("./13052") = 0 [pid 32189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32189] setpgid(0, 0) = 0 [pid 32189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32189] write(3, "1000", 4) = 4 [pid 32189] close(3) = 0 [pid 32189] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32189] write(1, "executing program\n", 18executing program ) = 18 [pid 32189] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32189] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32189] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32189] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32189] exit_group(0) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13174", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12860", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12713", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12560", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] openat(AT_FDCWD, "./13174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32189] +++ exited with 0 +++ [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 290] openat(AT_FDCWD, "./12713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] newfstatat(3, "", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 289] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(3, "", [pid 289] newfstatat(3, "", [pid 293] getdents64(3, [pid 292] <... restart_syscall resumed>) = 0 [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 293] umount2("./13174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13052", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(AT_FDCWD, "./13174/binderfs", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12860/binderfs", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] openat(AT_FDCWD, "./13052", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(AT_FDCWD, "./12713/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12560/binderfs", [pid 293] unlink("./13174/binderfs" [pid 292] <... openat resumed>) = 3 [pid 291] unlink("./12860/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] newfstatat(3, "", [pid 291] <... unlink resumed>) = 0 [pid 290] unlink("./12713/binderfs" [pid 289] unlink("./12560/binderfs" [pid 293] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 290] <... unlink resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 293] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] close(3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... close resumed>) = 0 [pid 292] umount2("./13052/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 290] close(3 [pid 289] close(3 [pid 293] rmdir("./13174" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12860" [pid 290] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13052/binderfs", [pid 291] <... rmdir resumed>) = 0 [pid 290] rmdir("./12713" [pid 289] rmdir("./12560" [pid 293] mkdir("./13175", 0777 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] mkdir("./12861", 0777 [pid 290] <... rmdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 292] unlink("./13052/binderfs" [pid 291] <... mkdir resumed>) = 0 [pid 290] mkdir("./12714", 0777 [pid 289] mkdir("./12561", 0777 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... unlink resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... mkdir resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32191 attached ./strace-static-x86_64: Process 32190 attached [pid 292] getdents64(3, [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32191] set_robust_list(0x5555712b4660, 24 [pid 32190] set_robust_list(0x5555712b4660, 24 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32190 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32191 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32192 attached [pid 292] close(3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32192 [pid 32190] <... set_robust_list resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13052" [pid 32190] chdir("./13175" [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13053", 0777 [pid 32192] set_robust_list(0x5555712b4660, 24 [pid 32191] <... set_robust_list resumed>) = 0 [pid 32190] <... chdir resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32193 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32192] <... set_robust_list resumed>) = 0 [pid 32191] chdir("./12861" [pid 32190] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32194 attached [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32194 ./strace-static-x86_64: Process 32193 attached [pid 32193] set_robust_list(0x5555712b4660, 24 [pid 32191] <... chdir resumed>) = 0 [pid 32190] <... prctl resumed>) = 0 [pid 32193] <... set_robust_list resumed>) = 0 [pid 32193] chdir("./12714" [pid 32191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32190] setpgid(0, 0 [pid 32193] <... chdir resumed>) = 0 [pid 32191] <... prctl resumed>) = 0 [pid 32190] <... setpgid resumed>) = 0 [pid 32193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32193] setpgid(0, 0) = 0 [pid 32194] set_robust_list(0x5555712b4660, 24 [pid 32193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32192] chdir("./12561" [pid 32191] setpgid(0, 0 [pid 32190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32193] <... openat resumed>) = 3 [pid 32191] <... setpgid resumed>) = 0 [pid 32190] <... openat resumed>) = 3 [pid 32193] write(3, "1000", 4) = 4 [pid 32193] close(3) = 0 [pid 32193] symlink("/dev/binderfs", "./binderfs" [pid 32194] <... set_robust_list resumed>) = 0 [pid 32193] <... symlink resumed>) = 0 [pid 32192] <... chdir resumed>) = 0 [pid 32191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32190] write(3, "1000", 4executing program [pid 32193] write(1, "executing program\n", 18) = 18 [pid 32193] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32191] <... openat resumed>) = 3 [pid 32190] <... write resumed>) = 4 [pid 32193] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32191] write(3, "1000", 4 [pid 32190] close(3 [pid 32191] <... write resumed>) = 4 [pid 32193] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32191] close(3 [pid 32190] <... close resumed>) = 0 [pid 32191] <... close resumed>) = 0 [pid 32190] symlink("/dev/binderfs", "./binderfs" [pid 32191] symlink("/dev/binderfs", "./binderfs" [pid 32190] <... symlink resumed>) = 0 [pid 32193] <... openat resumed>) = -1 ENOENT (No such file or directory) executing program executing program [pid 32191] <... symlink resumed>) = 0 [pid 32190] write(1, "executing program\n", 18 [pid 32191] write(1, "executing program\n", 18 [pid 32190] <... write resumed>) = 18 [pid 32191] <... write resumed>) = 18 [pid 32193] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32190] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32191] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32190] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32191] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32190] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32191] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32193] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32190] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32191] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32190] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32191] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32190] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32191] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32193] write(-1, "0x0000000000000001", 18 [pid 32190] write(-1, "0x0000000000000001", 18 [pid 32191] write(-1, "0x0000000000000001", 18 [pid 32190] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32191] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32193] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32193] exit_group(0 [pid 32190] exit_group(0 [pid 32191] exit_group(0 [pid 32190] <... exit_group resumed>) = ? [pid 32191] <... exit_group resumed>) = ? [pid 32193] <... exit_group resumed>) = ? [pid 32193] +++ exited with 0 +++ [pid 32190] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32191] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32192] <... prctl resumed>) = 0 [pid 32192] setpgid(0, 0 [pid 32194] chdir("./13053" [pid 32192] <... setpgid resumed>) = 0 [pid 32192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32194] <... chdir resumed>) = 0 [pid 32192] <... openat resumed>) = 3 [pid 32194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32192] write(3, "1000", 4 [pid 32194] <... prctl resumed>) = 0 [pid 32192] <... write resumed>) = 4 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32192] close(3) = 0 [pid 293] umount2("./13175", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12861", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32192] symlink("/dev/binderfs", "./binderfs" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32192] <... symlink resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 32192] write(1, "executing program\n", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32192] <... write resumed>) = 18 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32192] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] umount2("./13175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32192] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32192] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] newfstatat(AT_FDCWD, "./13175/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12861/binderfs", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32192] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] unlink("./13175/binderfs" [pid 291] unlink("./12861/binderfs" [pid 32192] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... unlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 32192] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 291] close(3 [pid 290] umount2("./12714", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32192] write(-1, "0x0000000000000001", 18 [pid 293] <... close resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 32192] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] rmdir("./13175" [pid 291] rmdir("./12861" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32192] exit_group(0 [pid 293] <... rmdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32192] <... exit_group resumed>) = ? [pid 293] mkdir("./13176", 0777 [pid 291] mkdir("./12862", 0777 [pid 293] <... mkdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] newfstatat(3, "", [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32196 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32195 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, ./strace-static-x86_64: Process 32196 attached 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32196] set_robust_list(0x5555712b4660, 24 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32196] <... set_robust_list resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12714/binderfs", [pid 32196] chdir("./13176" [pid 32192] +++ exited with 0 +++ [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12714/binderfs" [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32194] setpgid(0, 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32196] <... chdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] getdents64(3, [pid 32196] <... prctl resumed>) = 0 [pid 32196] setpgid(0, 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32196] <... setpgid resumed>) = 0 [pid 290] close(3 [pid 32196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... close resumed>) = 0 [pid 32194] <... setpgid resumed>) = 0 executing program [pid 290] rmdir("./12714" [pid 32196] <... openat resumed>) = 3 [pid 32196] write(3, "1000", 4) = 4 [pid 32196] close(3 [pid 290] <... rmdir resumed>) = 0 [pid 32196] <... close resumed>) = 0 [pid 290] mkdir("./12715", 0777 [pid 32194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32196] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32196] write(1, "executing program\n", 18 [pid 290] <... mkdir resumed>) = 0 [pid 32196] <... write resumed>) = 18 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32196] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32196] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32196] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32197 [pid 32196] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32194] <... openat resumed>) = 3 [pid 32196] write(-1, "0x0000000000000001", 18 [pid 32194] write(3, "1000", 4 [pid 32196] <... write resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32197 attached [pid 32196] exit_group(0 [pid 32194] <... write resumed>) = 4 [pid 32196] <... exit_group resumed>) = ? [pid 32197] set_robust_list(0x5555712b4660, 24 [pid 32196] +++ exited with 0 +++ [pid 32194] close(3./strace-static-x86_64: Process 32195 attached ) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32195] set_robust_list(0x5555712b4660, 24 [pid 32194] symlink("/dev/binderfs", "./binderfs" [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32195] <... set_robust_list resumed>) = 0 [pid 32195] chdir("./12862" [pid 32194] <... symlink resumed>) = 0 [pid 32197] <... set_robust_list resumed>) = 0 [pid 32195] <... chdir resumed>) = 0 [pid 32195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32195] setpgid(0, 0executing program [pid 32194] write(1, "executing program\n", 18 [pid 32195] <... setpgid resumed>) = 0 [pid 32195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32194] <... write resumed>) = 18 [pid 32195] <... openat resumed>) = 3 [pid 32194] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32197] chdir("./12715" [pid 289] <... restart_syscall resumed>) = 0 [pid 32197] <... chdir resumed>) = 0 [pid 32194] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12561", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32194] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", [pid 32197] <... prctl resumed>) = 0 [pid 32194] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32197] setpgid(0, 0 [pid 32194] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12561/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32194] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] unlink("./12561/binderfs" [pid 32197] <... setpgid resumed>) = 0 [pid 32194] write(-1, "0x0000000000000001", 18 [pid 289] <... unlink resumed>) = 0 [pid 32194] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, [pid 32195] write(3, "1000", 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32194] exit_group(0 [pid 32195] <... write resumed>) = 4 [pid 289] close(3 [pid 32194] <... exit_group resumed>) = ? [pid 32195] close(3 [pid 289] <... close resumed>) = 0 [pid 32195] <... close resumed>) = 0 [pid 289] rmdir("./12561" [pid 32195] symlink("/dev/binderfs", "./binderfs" [pid 289] <... rmdir resumed>) = 0 [pid 32195] <... symlink resumed>) = 0 [pid 32194] +++ exited with 0 +++ [pid 289] mkdir("./12562", 0777 [pid 32197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 32195] write(1, "executing program\n", 18 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32195] <... write resumed>) = 18 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32197] <... openat resumed>) = 3 [pid 32195] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13176", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32198 [pid 32197] write(3, "1000", 4 [pid 32195] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32197] <... write resumed>) = 4 [pid 32195] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "./13176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32198 attached [pid 32197] close(3 [pid 32195] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... openat resumed>) = 3 [pid 32197] <... close resumed>) = 0 [pid 293] newfstatat(3, "", [pid 32197] symlink("/dev/binderfs", "./binderfs" [pid 32195] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32195] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32195] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32197] <... symlink resumed>) = 0 executing program [pid 32197] write(1, "executing program\n", 18 [pid 32195] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32195] <... exit_group resumed>) = ? [pid 293] umount2("./13176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32197] <... write resumed>) = 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32198] set_robust_list(0x5555712b4660, 24 [pid 32197] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32195] +++ exited with 0 +++ [pid 293] newfstatat(AT_FDCWD, "./13176/binderfs", [pid 32198] <... set_robust_list resumed>) = 0 [pid 32197] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32197] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] unlink("./13176/binderfs" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32197] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 32197] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 32197] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 32197] write(-1, "0x0000000000000001", 18 [pid 293] rmdir("./13176" [pid 32197] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13177", 0777 [pid 32197] exit_group(0) = ? [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32197] +++ exited with 0 +++ [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32199 ./strace-static-x86_64: Process 32199 attached [pid 32199] set_robust_list(0x5555712b4660, 24 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32199] <... set_robust_list resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32199] chdir("./13177") = 0 [pid 32199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32199] setpgid(0, 0) = 0 [pid 32199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32198] chdir("./12562" [pid 32199] <... openat resumed>) = 3 [pid 32198] <... chdir resumed>) = 0 [pid 32199] write(3, "1000", 4 [pid 32198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32199] <... write resumed>) = 4 [pid 32198] <... prctl resumed>) = 0 [pid 32199] close(3 [pid 32198] setpgid(0, 0 [pid 32199] <... close resumed>) = 0 [pid 32198] <... setpgid resumed>) = 0 [pid 32199] symlink("/dev/binderfs", "./binderfs" [pid 32198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... restart_syscall resumed>) = 0 [pid 32199] <... symlink resumed>) = 0 [pid 292] umount2("./13053", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13053", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32198] <... openat resumed>) = 3 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32198] write(3, "1000", 4 [pid 292] umount2("./13053/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32199] write(1, "executing program\n", 18 [pid 32198] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13053/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13053/binderfs"executing program [pid 32199] <... write resumed>) = 18 [pid 32198] close(3 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13053" [pid 32199] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32198] <... close resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13054", 0777 [pid 291] <... restart_syscall resumed>) = 0 [pid 32199] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32198] symlink("/dev/binderfs", "./binderfs" [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32200 attached [pid 32199] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32198] <... symlink resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32200 [pid 291] umount2("./12862", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32199] <... openat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 32198] write(1, "executing program\n", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32199] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32198] <... write resumed>) = 18 [pid 291] openat(AT_FDCWD, "./12862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32199] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... openat resumed>) = 3 [pid 32198] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32199] write(-1, "0x0000000000000001", 18 [pid 291] newfstatat(3, "", [pid 32199] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32198] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 32199] exit_group(0 [pid 32198] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32199] <... exit_group resumed>) = ? [pid 291] umount2("./12862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... restart_syscall resumed>) = 0 [pid 32198] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12715", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", [pid 32199] +++ exited with 0 +++ [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] newfstatat(AT_FDCWD, "./12862/binderfs", [pid 32198] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] getdents64(3, [pid 32198] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32198] write(-1, "0x0000000000000001", 18 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] unlink("./12862/binderfs" [pid 290] umount2("./12715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32198] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... unlink resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12715/binderfs", [pid 32198] exit_group(0 [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32198] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] unlink("./12715/binderfs" [pid 291] close(3 [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12715" [pid 32198] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 291] rmdir("./12862" [pid 290] mkdir("./12716", 0777 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... rmdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13177", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] mkdir("./12863", 0777 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32200] set_robust_list(0x5555712b4660, 24 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... mkdir resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32201 ./strace-static-x86_64: Process 32201 attached [pid 32200] <... set_robust_list resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... openat resumed>) = 3 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32202 [pid 32200] chdir("./13054" [pid 293] newfstatat(3, "", ./strace-static-x86_64: Process 32202 attached [pid 32202] set_robust_list(0x5555712b4660, 24) = 0 [pid 32202] chdir("./12863" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32201] set_robust_list(0x5555712b4660, 24 [pid 32200] <... chdir resumed>) = 0 [pid 293] getdents64(3, [pid 32202] <... chdir resumed>) = 0 [pid 32202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32202] setpgid(0, 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32202] <... setpgid resumed>) = 0 [pid 32201] <... set_robust_list resumed>) = 0 [pid 32200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] umount2("./13177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32202] <... openat resumed>) = 3 [pid 32200] <... prctl resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13177/binderfs", [pid 32202] write(3, "1000", 4) = 4 [pid 32202] close(3) = 0 [pid 32202] symlink("/dev/binderfs", "./binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32200] setpgid(0, 0 [pid 32202] <... symlink resumed>) = 0 [pid 32200] <... setpgid resumed>) = 0 [pid 293] unlink("./13177/binderfs" [pid 32202] write(1, "executing program\n", 18) = 18 [pid 32202] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... unlink resumed>) = 0 [pid 32202] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 32200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] getdents64(3, [pid 32202] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32202] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32200] <... openat resumed>) = 3 [pid 32202] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32200] write(3, "1000", 4 [pid 293] close(3 [pid 32202] write(-1, "0x0000000000000001", 18 [pid 32200] <... write resumed>) = 4 [pid 293] <... close resumed>) = 0 [pid 32202] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32200] close(3 [pid 293] rmdir("./13177" [pid 289] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12562", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... rmdir resumed>) = 0 [pid 32200] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] mkdir("./13178", 0777 [pid 289] openat(AT_FDCWD, "./12562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32200] symlink("/dev/binderfs", "./binderfs" [pid 293] <... mkdir resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32200] <... symlink resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12562/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12562/binderfs") = 0 [pid 32200] write(1, "executing program\n", 18 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12562"executing program [pid 32201] chdir("./12716" [pid 32200] <... write resumed>) = 18 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32203 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12563", 0777 [pid 32201] <... chdir resumed>) = 0 [pid 32200] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32200] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32202] exit_group(0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32204 [pid 32202] <... exit_group resumed>) = ? [pid 32201] <... prctl resumed>) = 0 [pid 32200] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH./strace-static-x86_64: Process 32204 attached ) = -1 ENOENT (No such file or directory) [pid 32200] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 32203 attached ) = -1 EBADF (Bad file descriptor) [pid 32203] set_robust_list(0x5555712b4660, 24 [pid 32200] write(-1, "0x0000000000000001", 18 [pid 32203] <... set_robust_list resumed>) = 0 [pid 32200] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32203] chdir("./13178" [pid 32200] exit_group(0 [pid 32203] <... chdir resumed>) = 0 [pid 32200] <... exit_group resumed>) = ? [pid 32203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32203] setpgid(0, 0) = 0 [pid 32203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32200] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32203] write(3, "1000", 4 [pid 32201] setpgid(0, 0 [pid 32203] <... write resumed>) = 4 [pid 32203] close(3) = 0 [pid 32203] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32201] <... setpgid resumed>) = 0 [pid 32203] write(1, "executing program\n", 18) = 18 [pid 32203] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32203] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32203] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32204] set_robust_list(0x5555712b4660, 24 [pid 32203] write(-1, "0x0000000000000001", 18 [pid 32201] <... openat resumed>) = 3 [pid 32203] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32203] exit_group(0 [pid 32201] write(3, "1000", 4 [pid 32203] <... exit_group resumed>) = ? [pid 32204] <... set_robust_list resumed>) = 0 [pid 32203] +++ exited with 0 +++ [pid 32202] +++ exited with 0 +++ [pid 32201] <... write resumed>) = 4 [pid 32201] close(3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32201] <... close resumed>) = 0 [pid 32201] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32204] chdir("./12563" [pid 32201] write(1, "executing program\n", 18 [pid 32204] <... chdir resumed>) = 0 [pid 32201] <... write resumed>) = 18 [pid 32204] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32201] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32204] <... prctl resumed>) = 0 [pid 32201] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... restart_syscall resumed>) = 0 [pid 32201] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32204] setpgid(0, 0 [pid 292] umount2("./13054", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13054", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32201] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 32204] <... setpgid resumed>) = 0 [pid 32201] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13054/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32201] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13054/binderfs", [pid 32201] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32204] <... openat resumed>) = 3 [pid 32201] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13054/binderfs" [pid 32204] write(3, "1000", 4 [pid 32201] exit_group(0 [pid 292] <... unlink resumed>) = 0 [pid 32204] <... write resumed>) = 4 [pid 32201] <... exit_group resumed>) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 293] umount2("./13178", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] rmdir("./13054" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... rmdir resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] mkdir("./13055", 0777 [pid 32204] close(3 [pid 32201] +++ exited with 0 +++ [pid 293] <... openat resumed>) = 3 [pid 292] <... mkdir resumed>) = 0 [pid 32204] <... close resumed>) = 0 [pid 293] newfstatat(3, "", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32204] symlink("/dev/binderfs", "./binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32205 attached [pid 293] getdents64(3, [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32205 [pid 32204] <... symlink resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> executing program [pid 32204] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32204] <... write resumed>) = 18 [pid 293] umount2("./13178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32204] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] newfstatat(AT_FDCWD, "./13178/binderfs", [pid 32204] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32204] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] unlink("./13178/binderfs" [pid 290] <... restart_syscall resumed>) = 0 [pid 32204] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32204] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] close(3 [pid 290] umount2("./12716", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] rmdir("./13178" [pid 32204] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... rmdir resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 32204] write(-1, "0x0000000000000001", 18 [pid 293] mkdir("./13179", 0777 [pid 290] newfstatat(3, "", [pid 291] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12863", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... mkdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32204] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] openat(AT_FDCWD, "./12863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 290] getdents64(3, [pid 32204] exit_group(0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12863/binderfs", [pid 290] umount2("./12716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32204] <... exit_group resumed>) = ? [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32206 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12863/binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12863" [pid 32204] +++ exited with 0 +++ [pid 32205] set_robust_list(0x5555712b4660, 24 [pid 291] <... rmdir resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12716/binderfs", [pid 291] mkdir("./12864", 0777 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32205] <... set_robust_list resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 290] unlink("./12716/binderfs" [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32207 attached [pid 32205] chdir("./13055" [pid 290] <... unlink resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32207 ./strace-static-x86_64: Process 32206 attached [pid 32206] set_robust_list(0x5555712b4660, 24) = 0 [pid 32207] set_robust_list(0x5555712b4660, 24 [pid 32206] chdir("./13179" [pid 32205] <... chdir resumed>) = 0 [pid 290] getdents64(3, [pid 32206] <... chdir resumed>) = 0 [pid 32206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32206] setpgid(0, 0) = 0 [pid 32207] <... set_robust_list resumed>) = 0 [pid 32206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32206] <... openat resumed>) = 3 [pid 32205] <... prctl resumed>) = 0 [pid 290] close(3 [pid 32206] write(3, "1000", 4 [pid 32205] setpgid(0, 0 [pid 290] <... close resumed>) = 0 [pid 32207] chdir("./12864" [pid 290] rmdir("./12716" [pid 32206] <... write resumed>) = 4 [pid 32206] close(3) = 0 [pid 32206] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32206] write(1, "executing program\n", 18) = 18 [pid 32207] <... chdir resumed>) = 0 [pid 32206] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32205] <... setpgid resumed>) = 0 [pid 290] mkdir("./12717", 0777 [pid 32206] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32206] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32206] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 32206] write(-1, "0x0000000000000001", 18 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32206] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32206] exit_group(0) = ? [pid 32207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32206] +++ exited with 0 +++ [pid 32205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32208 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... restart_syscall resumed>) = 0 [pid 32205] <... openat resumed>) = 3 [pid 32207] <... prctl resumed>) = 0 [pid 289] umount2("./12563", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32207] setpgid(0, 0 [pid 32205] write(3, "1000", 4 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32205] <... write resumed>) = 4 [pid 289] umount2("./12563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32207] <... setpgid resumed>) = 0 [pid 32205] close(3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12563/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12563/binderfs" [pid 32207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32205] <... close resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 32207] <... openat resumed>) = 3 [pid 32205] symlink("/dev/binderfs", "./binderfs" [pid 289] rmdir("./12563"./strace-static-x86_64: Process 32208 attached [pid 32208] set_robust_list(0x5555712b4660, 24) = 0 [pid 32208] chdir("./12717" [pid 289] <... rmdir resumed>) = 0 [pid 32208] <... chdir resumed>) = 0 [pid 289] mkdir("./12564", 0777 [pid 32208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32208] setpgid(0, 0) = 0 [pid 32208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... mkdir resumed>) = 0 [pid 32208] <... openat resumed>) = 3 [pid 32205] <... symlink resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32208] write(3, "1000", 4) = 4 [pid 32208] close(3) = 0 [pid 32208] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32205] write(1, "executing program\n", 18executing program [pid 293] <... restart_syscall resumed>) = 0 [pid 32207] write(3, "1000", 4 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32209 [pid 32205] <... write resumed>) = 18 [pid 32208] write(1, "executing program\n", 18 executing program [pid 293] umount2("./13179", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32205] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32208] <... write resumed>) = 18 [pid 293] openat(AT_FDCWD, "./13179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32205] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... openat resumed>) = 3 [pid 32208] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32205] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] newfstatat(3, "", [pid 32208] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32205] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 32205] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32208] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32205] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32208] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32205] write(-1, "0x0000000000000001", 18 [pid 293] newfstatat(AT_FDCWD, "./13179/binderfs", [pid 32208] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32207] <... write resumed>) = 4 [pid 32205] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13179/binderfs" [pid 32208] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... unlink resumed>) = 0 [pid 32208] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32205] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32208] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32205] <... exit_group resumed>) = ? [pid 293] close(3 [pid 32208] exit_group(0 [pid 293] <... close resumed>) = 0 [pid 32208] <... exit_group resumed>) = ? [pid 293] rmdir("./13179" [pid 32208] +++ exited with 0 +++ [pid 32205] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13180", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32209 attached [pid 32209] set_robust_list(0x5555712b4660, 24) = 0 [pid 32209] chdir("./12564") = 0 [pid 293] <... mkdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32209] setpgid(0, 0) = 0 [pid 32209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32210 [pid 32207] close(3 [pid 32209] write(3, "1000", 4) = 4 [pid 32209] close(3) = 0 [pid 32209] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32207] <... close resumed>) = 0 [pid 32209] write(1, "executing program\n", 18 executing program [pid 32207] symlink("/dev/binderfs", "./binderfs" [pid 32209] <... write resumed>) = 18 [pid 32209] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32209] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32209] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... restart_syscall resumed>) = 0 [pid 32209] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32207] <... symlink resumed>) = 0 executing program [pid 32209] write(-1, "0x0000000000000001", 18 [pid 32207] write(1, "executing program\n", 18 [pid 292] <... restart_syscall resumed>) = 0 [pid 32209] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12717", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32207] <... write resumed>) = 18 [pid 32209] exit_group(0 [pid 32207] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32209] <... exit_group resumed>) = ? [pid 292] umount2("./13055", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32207] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 32209] +++ exited with 0 +++ [pid 32207] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] openat(AT_FDCWD, "./13055", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] newfstatat(3, "", [pid 292] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] newfstatat(3, "", [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32207] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32210 attached [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32207] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] getdents64(3, [pid 290] umount2("./12717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32210] set_robust_list(0x5555712b4660, 24 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32207] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] umount2("./13055/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12717/binderfs", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32210] <... set_robust_list resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] newfstatat(AT_FDCWD, "./13055/binderfs", [pid 32207] write(-1, "0x0000000000000001", 18 [pid 290] unlink("./12717/binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32210] chdir("./13180" [pid 32207] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13055/binderfs" [pid 290] <... unlink resumed>) = 0 [pid 32210] <... chdir resumed>) = 0 [pid 32210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 292] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 292] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32207] exit_group(0 [pid 292] close(3 [pid 290] close(3 [pid 32210] setpgid(0, 0 [pid 292] <... close resumed>) = 0 executing program [pid 32207] <... exit_group resumed>) = ? [pid 292] rmdir("./13055" [pid 290] <... close resumed>) = 0 [pid 32210] <... setpgid resumed>) = 0 [pid 32210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] <... rmdir resumed>) = 0 [pid 290] rmdir("./12717" [pid 292] mkdir("./13056", 0777 [pid 32210] write(3, "1000", 4) = 4 [pid 32210] close(3) = 0 [pid 32210] symlink("/dev/binderfs", "./binderfs" [pid 290] <... rmdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32210] <... symlink resumed>) = 0 [pid 32210] write(1, "executing program\n", 18) = 18 [pid 292] <... mkdir resumed>) = 0 [pid 290] mkdir("./12718", 0777 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32210] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32210] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32210] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... mkdir resumed>) = 0 [pid 32210] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32210] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32210] exit_group(0) = ? [pid 289] umount2("./12564", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32211 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32212 [pid 32210] +++ exited with 0 +++ [pid 32207] +++ exited with 0 +++ [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] openat(AT_FDCWD, "./12564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32211 attached [pid 289] newfstatat(3, "", [pid 32211] set_robust_list(0x5555712b4660, 24 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32211] <... set_robust_list resumed>) = 0 [pid 289] getdents64(3, [pid 32211] chdir("./13056" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32211] <... chdir resumed>) = 0 [pid 289] umount2("./12564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32211] <... prctl resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12564/binderfs", [pid 32211] setpgid(0, 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32211] <... setpgid resumed>) = 0 [pid 289] unlink("./12564/binderfs" [pid 32211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 32212 attached [pid 32211] <... openat resumed>) = 3 [pid 289] getdents64(3, [pid 32211] write(3, "1000", 4) = 4 [pid 32211] close(3) = 0 [pid 32211] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32212] set_robust_list(0x5555712b4660, 24 [pid 289] close(3 [pid 32211] write(1, "executing program\n", 18 [pid 289] <... close resumed>) = 0 executing program [pid 293] umount2("./13180", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] rmdir("./12564" [pid 32211] <... write resumed>) = 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32211] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32211] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "./13180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... rmdir resumed>) = 0 [pid 32211] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... openat resumed>) = 3 [pid 289] mkdir("./12565", 0777 [pid 293] newfstatat(3, "", [pid 32211] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32211] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32211] exit_group(0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32211] <... exit_group resumed>) = ? [pid 293] getdents64(3, [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32211] +++ exited with 0 +++ [pid 32212] <... set_robust_list resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 32213 attached [pid 32212] chdir("./12718" [pid 293] umount2("./13180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32213 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13180/binderfs", [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13180/binderfs") = 0 [pid 32213] set_robust_list(0x5555712b4660, 24 [pid 32212] <... chdir resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13180") = 0 [pid 32213] <... set_robust_list resumed>) = 0 [pid 32212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] mkdir("./13181", 0777) = 0 [pid 32212] <... prctl resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32212] setpgid(0, 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32214 ./strace-static-x86_64: Process 32214 attached [pid 32214] set_robust_list(0x5555712b4660, 24) = 0 [pid 32213] chdir("./12565" [pid 32212] <... setpgid resumed>) = 0 [pid 32214] chdir("./13181" [pid 32212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32214] <... chdir resumed>) = 0 [pid 32214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32214] setpgid(0, 0) = 0 [pid 32212] <... openat resumed>) = 3 [pid 32213] <... chdir resumed>) = 0 [pid 32212] write(3, "1000", 4 [pid 32214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... restart_syscall resumed>) = 0 [pid 32212] <... write resumed>) = 4 [pid 32212] close(3 [pid 292] umount2("./13056", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32212] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13056", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] umount2("./12864", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32212] symlink("/dev/binderfs", "./binderfs" [pid 292] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(3, "", [pid 291] openat(AT_FDCWD, "./12864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 291] newfstatat(3, "", [pid 32212] <... symlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32212] write(1, "executing program\n", 18 [pid 292] umount2("./13056/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, [pid 32212] <... write resumed>) = 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] newfstatat(AT_FDCWD, "./13056/binderfs", [pid 32212] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] umount2("./12864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32212] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] unlink("./13056/binderfs" [pid 291] newfstatat(AT_FDCWD, "./12864/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32212] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 291] unlink("./12864/binderfs" [pid 32212] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 32213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32212] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 292] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32212] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... close resumed>) = 0 [pid 291] close(3 [pid 292] rmdir("./13056" [pid 291] <... close resumed>) = 0 [pid 32212] write(-1, "0x0000000000000001", 18 [pid 291] rmdir("./12864" [pid 32212] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 292] mkdir("./13057", 0777 [pid 291] mkdir("./12865", 0777 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32212] exit_group(0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32212] <... exit_group resumed>) = ? executing program [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32215 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32216 [pid 32214] <... openat resumed>) = 3 [pid 32214] write(3, "1000", 4) = 4 [pid 32214] close(3) = 0 [pid 32214] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32212] +++ exited with 0 +++ [pid 32214] write(1, "executing program\n", 18 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32214] <... write resumed>) = 18 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32214] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32213] <... prctl resumed>) = 0 [pid 32214] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32213] setpgid(0, 0 [pid 32214] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32213] <... setpgid resumed>) = 0 [pid 32214] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 32215 attached ) = -1 EBADF (Bad file descriptor) [pid 32215] set_robust_list(0x5555712b4660, 24 [pid 32214] write(-1, "0x0000000000000001", 18 [pid 32213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32214] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32215] <... set_robust_list resumed>) = 0 [pid 32215] chdir("./13057" [pid 32213] <... openat resumed>) = 3 [pid 32214] exit_group(0 [pid 32215] <... chdir resumed>) = 0 [pid 32215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32215] setpgid(0, 0) = 0 [pid 32215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32214] <... exit_group resumed>) = ? [pid 32213] write(3, "1000", 4 [pid 32215] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32216 attached [pid 32215] write(3, "1000", 4) = 4 [pid 32216] set_robust_list(0x5555712b4660, 24 [pid 32215] close(3 [pid 32214] +++ exited with 0 +++ [pid 32215] <... close resumed>) = 0 [pid 32213] <... write resumed>) = 4 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32213] close(3 [pid 32216] <... set_robust_list resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32213] <... close resumed>) = 0 [pid 32216] chdir("./12865" [pid 32213] symlink("/dev/binderfs", "./binderfs" [pid 32215] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32213] <... symlink resumed>) = 0 [pid 32216] <... chdir resumed>) = 0 [pid 32213] write(1, "executing program\n", 18executing program executing program [pid 32215] write(1, "executing program\n", 18) = 18 [pid 32216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32215] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32213] <... write resumed>) = 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 32216] <... prctl resumed>) = 0 [pid 32216] setpgid(0, 0 [pid 32213] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32215] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32213] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13181", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32215] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32213] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] openat(AT_FDCWD, "./13181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32216] <... setpgid resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 32215] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32213] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 290] <... restart_syscall resumed>) = 0 [pid 32213] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32213] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] getdents64(3, [pid 32215] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12718", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32213] write(-1, "0x0000000000000001", 18 [pid 293] umount2("./13181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32213] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] newfstatat(AT_FDCWD, "./13181/binderfs", [pid 32216] <... openat resumed>) = 3 [pid 32215] write(-1, "0x0000000000000001", 18 [pid 32213] exit_group(0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... openat resumed>) = 3 [pid 32213] <... exit_group resumed>) = ? [pid 293] unlink("./13181/binderfs" [pid 290] newfstatat(3, "", [pid 32216] write(3, "1000", 4 [pid 32215] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32216] <... write resumed>) = 4 [pid 32215] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 290] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32216] close(3 [pid 32215] <... exit_group resumed>) = ? [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] close(3 [pid 290] umount2("./12718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] rmdir("./13181" [pid 290] newfstatat(AT_FDCWD, "./12718/binderfs", [pid 32216] <... close resumed>) = 0 [pid 32215] +++ exited with 0 +++ [pid 32213] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 executing program [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] mkdir("./13182", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] unlink("./12718/binderfs" [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32216] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32216] write(1, "executing program\n", 18 [pid 293] <... mkdir resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32216] <... write resumed>) = 18 [pid 32216] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32216] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32216] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32216] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] getdents64(3, [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32217 [pid 32216] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] umount2("./13057", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] close(3 [pid 32216] write(-1, "0x0000000000000001", 18 [pid 290] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12718" [pid 292] openat(AT_FDCWD, "./13057", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32216] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32216] exit_group(0) = ? ./strace-static-x86_64: Process 32217 attached [pid 32216] +++ exited with 0 +++ [pid 292] <... openat resumed>) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 292] newfstatat(3, "", [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] mkdir("./12719", 0777 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... restart_syscall resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 292] getdents64(3, [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12565", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13057/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32218 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] newfstatat(AT_FDCWD, "./13057/binderfs", [pid 289] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] newfstatat(3, "", [pid 292] unlink("./13057/binderfs"./strace-static-x86_64: Process 32218 attached [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32218] set_robust_list(0x5555712b4660, 24 [pid 292] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 292] getdents64(3, [pid 32218] <... set_robust_list resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] close(3 [pid 289] umount2("./12565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] rmdir("./13057" [pid 289] newfstatat(AT_FDCWD, "./12565/binderfs", [pid 32218] chdir("./12719") = 0 [pid 292] <... rmdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] mkdir("./13058", 0777 [pid 289] unlink("./12565/binderfs" [pid 32218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32218] setpgid(0, 0) = 0 [pid 32218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... mkdir resumed>) = 0 [pid 32218] <... openat resumed>) = 3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... unlink resumed>) = 0 [pid 32218] write(3, "1000", 4) = 4 [pid 32218] close(3) = 0 [pid 32218] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] getdents64(3, executing program [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32219 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 32218] write(1, "executing program\n", 18 [pid 289] <... close resumed>) = 0 [pid 32218] <... write resumed>) = 18 [pid 289] rmdir("./12565" [pid 32218] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32218] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 32218] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] mkdir("./12566", 0777 [pid 32218] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32218] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32218] exit_group(0 [pid 289] <... mkdir resumed>) = 0 [pid 32218] <... exit_group resumed>) = ? [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32220 attached [pid 32218] +++ exited with 0 +++ [pid 32217] set_robust_list(0x5555712b4660, 24 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32220 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32219 attached [pid 32219] set_robust_list(0x5555712b4660, 24) = 0 [pid 32220] set_robust_list(0x5555712b4660, 24 [pid 32217] <... set_robust_list resumed>) = 0 [pid 32219] chdir("./13058") = 0 [pid 32219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32219] setpgid(0, 0) = 0 [pid 32219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32220] <... set_robust_list resumed>) = 0 [pid 32217] chdir("./13182" [pid 32219] <... openat resumed>) = 3 [pid 32217] <... chdir resumed>) = 0 [pid 32219] write(3, "1000", 4) = 4 [pid 32219] close(3) = 0 [pid 32219] symlink("/dev/binderfs", "./binderfs" [pid 32217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32220] chdir("./12566" [pid 32217] setpgid(0, 0) = 0 executing program [pid 32219] <... symlink resumed>) = 0 [pid 32219] write(1, "executing program\n", 18) = 18 [pid 32217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32219] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32219] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32220] <... chdir resumed>) = 0 [pid 32217] <... openat resumed>) = 3 [pid 291] <... restart_syscall resumed>) = 0 [pid 32217] write(3, "1000", 4) = 4 [pid 291] umount2("./12865", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32217] close(3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32217] <... close resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32217] symlink("/dev/binderfs", "./binderfs" [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 32217] <... symlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12865/binderfs", executing program {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32217] write(1, "executing program\n", 18 [pid 291] unlink("./12865/binderfs") = 0 [pid 291] getdents64(3, [pid 32217] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12865" [pid 32220] <... prctl resumed>) = 0 [pid 32217] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12866", 0777 [pid 32220] setpgid(0, 0 [pid 32217] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... restart_syscall resumed>) = 0 [pid 32220] <... setpgid resumed>) = 0 [pid 32217] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32221 [pid 32217] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32217] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32219] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32217] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12719", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32219] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32217] write(-1, "0x0000000000000001", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32217] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32219] write(-1, "0x0000000000000001", 18 [pid 32217] exit_group(0 [pid 290] <... openat resumed>) = 3 [pid 32217] <... exit_group resumed>) = ? [pid 290] newfstatat(3, "", [pid 32219] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32219] exit_group(0) = ? [pid 32220] <... openat resumed>) = 3 [pid 32219] +++ exited with 0 +++ [pid 32217] +++ exited with 0 +++ [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32220] write(3, "1000", 4 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 32220] <... write resumed>) = 4 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32220] close(3 [pid 292] umount2("./13058", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 32221 attached [pid 32220] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13058", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32220] symlink("/dev/binderfs", "./binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... openat resumed>) = 3 [pid 290] newfstatat(AT_FDCWD, "./12719/binderfs", [pid 292] newfstatat(3, "", [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] unlink("./12719/binderfs" [pid 292] getdents64(3, [pid 290] <... unlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 32220] <... symlink resumed>) = 0 [pid 292] umount2("./13058/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32220] write(1, "executing program\n", 18 [pid 290] close(3 [pid 292] newfstatat(AT_FDCWD, "./13058/binderfs", [pid 290] <... close resumed>) = 0 executing program [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] rmdir("./12719" [pid 32220] <... write resumed>) = 18 [pid 292] unlink("./13058/binderfs" [pid 290] <... rmdir resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 290] mkdir("./12720", 0777 [pid 32220] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32220] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] close(3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13058" [pid 32220] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH./strace-static-x86_64: Process 32222 attached [pid 32222] set_robust_list(0x5555712b4660, 24) = 0 [pid 32222] chdir("./12720" [pid 292] <... rmdir resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32222 [pid 32220] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] mkdir("./13059", 0777 [pid 32222] <... chdir resumed>) = 0 [pid 32222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32222] setpgid(0, 0) = 0 [pid 32222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32220] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... mkdir resumed>) = 0 executing program [pid 32222] <... openat resumed>) = 3 [pid 32220] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32221] set_robust_list(0x5555712b4660, 24 [pid 32222] write(3, "1000", 4) = 4 [pid 32222] close(3) = 0 [pid 32222] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32222] write(1, "executing program\n", 18) = 18 [pid 32220] write(-1, "0x0000000000000001", 18 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32223 [pid 32222] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... restart_syscall resumed>) = 0 [pid 32220] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32222] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32222] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] umount2("./13182", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32220] exit_group(0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32222] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32220] <... exit_group resumed>) = ? [pid 293] openat(AT_FDCWD, "./13182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32222] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... openat resumed>) = 3 [pid 32222] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(3, "", [pid 32222] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32222] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] getdents64(3, [pid 32222] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32222] <... exit_group resumed>) = ? [pid 293] umount2("./13182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32222] +++ exited with 0 +++ [pid 32221] <... set_robust_list resumed>) = 0 [pid 32220] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13182/binderfs", [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] unlink("./13182/binderfs" [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32223 attached [pid 32223] set_robust_list(0x5555712b4660, 24 [pid 293] <... unlink resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] getdents64(3, [pid 32223] <... set_robust_list resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13182" [pid 32223] chdir("./13059") = 0 [pid 32223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... rmdir resumed>) = 0 [pid 32223] <... prctl resumed>) = 0 [pid 293] mkdir("./13183", 0777 [pid 32223] setpgid(0, 0) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32223] write(3, "1000", 4) = 4 [pid 32223] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32224 [pid 32223] <... close resumed>) = 0 [pid 32223] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32221] chdir("./12866" [pid 32223] write(1, "executing program\n", 18) = 18 [pid 32223] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32221] <... chdir resumed>) = 0 [pid 32223] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32221] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32224 attached [pid 32223] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32221] <... prctl resumed>) = 0 [pid 32224] set_robust_list(0x5555712b4660, 24) = 0 [pid 32223] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32221] setpgid(0, 0 [pid 32224] chdir("./13183" [pid 32223] write(-1, "0x0000000000000001", 18 [pid 32221] <... setpgid resumed>) = 0 [pid 32224] <... chdir resumed>) = 0 [pid 32224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32224] setpgid(0, 0) = 0 [pid 32221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32223] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32221] <... openat resumed>) = 3 [pid 32223] exit_group(0 [pid 32221] write(3, "1000", 4 [pid 32224] <... openat resumed>) = 3 [pid 32223] <... exit_group resumed>) = ? [pid 32221] <... write resumed>) = 4 [pid 32224] write(3, "1000", 4) = 4 [pid 32224] close(3) = 0 [pid 32224] symlink("/dev/binderfs", "./binderfs" [pid 32223] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32221] close(3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32221] <... close resumed>) = 0 [pid 32224] <... symlink resumed>) = 0 [pid 32224] write(1, "executing program\n", 18executing program ) = 18 [pid 32224] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32221] symlink("/dev/binderfs", "./binderfs" [pid 289] <... restart_syscall resumed>) = 0 [pid 32224] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32224] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] umount2("./12566", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32224] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "./12566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32221] <... symlink resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 32221] write(1, "executing program\n", 18executing program [pid 289] newfstatat(3, "", [pid 32224] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32221] <... write resumed>) = 18 [pid 289] getdents64(3, [pid 32224] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32221] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] umount2("./12566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32221] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12566/binderfs", [pid 32221] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12566/binderfs" [pid 32224] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... unlink resumed>) = 0 [pid 290] umount2("./12720", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 32221] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32221] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] openat(AT_FDCWD, "./12720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] close(3 [pid 32221] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 290] newfstatat(3, "", [pid 289] rmdir("./12566" [pid 32221] write(-1, "0x0000000000000001", 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 32224] exit_group(0) = ? [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32221] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] mkdir("./12567", 0777 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13059", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... mkdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12720/binderfs", [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] openat(AT_FDCWD, "./13059", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32224] +++ exited with 0 +++ [pid 292] <... openat resumed>) = 3 [pid 290] unlink("./12720/binderfs" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] newfstatat(3, "", ./strace-static-x86_64: Process 32225 attached [pid 290] <... unlink resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 32221] exit_group(0 [pid 292] getdents64(3, executing program [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32225 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] close(3 [pid 32221] <... exit_group resumed>) = ? [pid 292] umount2("./13059/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... close resumed>) = 0 [pid 32225] set_robust_list(0x5555712b4660, 24 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12720" [pid 292] newfstatat(AT_FDCWD, "./13059/binderfs", [pid 32225] <... set_robust_list resumed>) = 0 [pid 32225] chdir("./12567") = 0 [pid 290] <... rmdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] mkdir("./12721", 0777 [pid 292] unlink("./13059/binderfs" [pid 32225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32225] setpgid(0, 0) = 0 [pid 32225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... mkdir resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] getdents64(3, [pid 32225] <... openat resumed>) = 3 [pid 32225] write(3, "1000", 4) = 4 [pid 32225] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32226 [pid 292] close(3 [pid 32225] <... close resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 32225] symlink("/dev/binderfs", "./binderfs" [pid 292] rmdir("./13059" [pid 32225] <... symlink resumed>) = 0 [pid 32225] write(1, "executing program\n", 18) = 18 [pid 292] <... rmdir resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] mkdir("./13060", 0777 [pid 32225] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32225] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32225] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] umount2("./13183", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32225] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32225] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32225] exit_group(0) = ? [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32227 [pid 293] openat(AT_FDCWD, "./13183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", [pid 32221] +++ exited with 0 +++ [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32227 attached ) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13183/binderfs", [pid 32225] +++ exited with 0 +++ [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13183/binderfs" [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32226 attached [pid 293] <... unlink resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32226] set_robust_list(0x5555712b4660, 24 [pid 293] close(3 [pid 32226] <... set_robust_list resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13183" [pid 32226] chdir("./12721") = 0 [pid 32226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13184", 0777 [pid 32226] setpgid(0, 0) = 0 [pid 32226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32226] <... openat resumed>) = 3 [pid 32226] write(3, "1000", 4) = 4 [pid 32226] close(3) = 0 [pid 32226] symlink("/dev/binderfs", "./binderfs" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32228 executing program [pid 32226] <... symlink resumed>) = 0 [pid 32227] set_robust_list(0x5555712b4660, 24 [pid 32226] write(1, "executing program\n", 18) = 18 [pid 32226] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32227] <... set_robust_list resumed>) = 0 [pid 32226] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32226] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32226] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32226] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32226] exit_group(0 [pid 32227] chdir("./13060" [pid 32226] <... exit_group resumed>) = ? [pid 32227] <... chdir resumed>) = 0 [pid 32227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32227] setpgid(0, 0) = 0 [pid 32226] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32228 attached [pid 32228] set_robust_list(0x5555712b4660, 24 [pid 32227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32228] <... set_robust_list resumed>) = 0 [pid 32228] chdir("./13184") = 0 [pid 32228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32227] <... openat resumed>) = 3 [pid 32228] <... prctl resumed>) = 0 [pid 32228] setpgid(0, 0) = 0 [pid 32227] write(3, "1000", 4) = 4 [pid 32227] close(3 [pid 32228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32227] <... close resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32227] symlink("/dev/binderfs", "./binderfs" [pid 32228] <... openat resumed>) = 3 [pid 32228] write(3, "1000", 4 [pid 289] umount2("./12567", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32228] <... write resumed>) = 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32228] close(3 executing program [pid 289] openat(AT_FDCWD, "./12567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32227] <... symlink resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 32227] write(1, "executing program\n", 18 [pid 289] newfstatat(3, "", [pid 32228] <... close resumed>) = 0 [pid 32227] <... write resumed>) = 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32228] symlink("/dev/binderfs", "./binderfs" [pid 289] getdents64(3, [pid 32227] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32227] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32227] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... restart_syscall resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12567/binderfs", [pid 290] <... restart_syscall resumed>) = 0 [pid 32227] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12866", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32227] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] unlink("./12567/binderfs" [pid 291] openat(AT_FDCWD, "./12866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] umount2("./12721", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32227] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... openat resumed>) = 3 [pid 289] <... unlink resumed>) = 0 [pid 291] newfstatat(3, "", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] getdents64(3, [pid 32227] write(-1, "0x0000000000000001", 18 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] openat(AT_FDCWD, "./12721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 32227] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... openat resumed>) = 3 [pid 289] close(3 [pid 291] umount2("./12866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(3, "", [pid 32227] exit_group(0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... close resumed>) = 0 [pid 32227] <... exit_group resumed>) = ? [pid 291] newfstatat(AT_FDCWD, "./12866/binderfs", [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] rmdir("./12567" [pid 291] unlink("./12866/binderfs" [pid 290] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 291] close(3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... close resumed>) = 0 [pid 289] mkdir("./12568", 0777 [pid 291] rmdir("./12866" [pid 290] umount2("./12721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12867", 0777 [pid 289] <... mkdir resumed>) = 0 [pid 32227] +++ exited with 0 +++ [pid 291] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] newfstatat(AT_FDCWD, "./12721/binderfs", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32230 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32229 [pid 290] unlink("./12721/binderfs" [pid 32228] <... symlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 executing program [pid 32228] write(1, "executing program\n", 18 [pid 290] <... close resumed>) = 0 [pid 32228] <... write resumed>) = 18 [pid 290] rmdir("./12721" [pid 32228] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... rmdir resumed>) = 0 [pid 32228] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] mkdir("./12722", 0777 [pid 32228] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32228] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 32228] write(-1, "0x0000000000000001", 18 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32228] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32228] exit_group(0) = ? ./strace-static-x86_64: Process 32231 attached ./strace-static-x86_64: Process 32229 attached [pid 32228] +++ exited with 0 +++ ./strace-static-x86_64: Process 32230 attached [pid 32230] set_robust_list(0x5555712b4660, 24 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32231 [pid 32230] <... set_robust_list resumed>) = 0 [pid 32230] chdir("./12867" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32230] <... chdir resumed>) = 0 [pid 32230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32230] setpgid(0, 0 [pid 32231] set_robust_list(0x5555712b4660, 24 [pid 32229] set_robust_list(0x5555712b4660, 24 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32230] <... setpgid resumed>) = 0 [pid 32230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32231] <... set_robust_list resumed>) = 0 [pid 32229] <... set_robust_list resumed>) = 0 [pid 32230] <... openat resumed>) = 3 [pid 32230] write(3, "1000", 4 [pid 32229] chdir("./12568" [pid 32230] <... write resumed>) = 4 [pid 32230] close(3) = 0 [pid 32230] symlink("/dev/binderfs", "./binderfs" [pid 32229] <... chdir resumed>) = 0 [pid 32229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32231] chdir("./12722" [pid 32229] <... prctl resumed>) = 0 [pid 32230] <... symlink resumed>) = 0 [pid 32230] write(1, "executing program\n", 18executing program ) = 18 [pid 32230] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32229] setpgid(0, 0 [pid 32230] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32230] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32229] <... setpgid resumed>) = 0 [pid 32230] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32230] write(-1, "0x0000000000000001", 18 [pid 32229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32231] <... chdir resumed>) = 0 [pid 32230] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32230] exit_group(0) = ? [pid 32231] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32229] <... openat resumed>) = 3 [pid 32229] write(3, "1000", 4 [pid 32231] <... prctl resumed>) = 0 [pid 32229] <... write resumed>) = 4 [pid 32231] setpgid(0, 0 [pid 32229] close(3) = 0 [pid 32230] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32231] <... setpgid resumed>) = 0 [pid 32229] symlink("/dev/binderfs", "./binderfs" [pid 292] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13060", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 292] openat(AT_FDCWD, "./13060", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32229] <... symlink resumed>) = 0 [pid 32229] write(1, "executing program\n", 18 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32229] <... write resumed>) = 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32229] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] getdents64(3, [pid 32229] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32229] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] umount2("./13060/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13060/binderfs", [pid 32229] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32229] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] unlink("./13060/binderfs" [pid 32229] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 32229] write(-1, "0x0000000000000001", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32229] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] close(3 [pid 291] <... restart_syscall resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 32229] exit_group(0 [pid 292] rmdir("./13060" [pid 291] umount2("./12867", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", [pid 293] <... restart_syscall resumed>) = 0 [pid 32229] <... exit_group resumed>) = ? [pid 292] <... rmdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] mkdir("./13061", 0777 [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12867/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12867/binderfs") = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] close(3 [pid 293] umount2("./13184", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12867") = 0 [pid 291] mkdir("./12868", 0777 [pid 293] openat(AT_FDCWD, "./13184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... mkdir resumed>) = 0 [pid 32229] +++ exited with 0 +++ [pid 293] <... openat resumed>) = 3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32232 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32233 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] getdents64(3, [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32232 attached [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] umount2("./13184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32232] set_robust_list(0x5555712b4660, 24 [pid 293] newfstatat(AT_FDCWD, "./13184/binderfs", [pid 32232] <... set_robust_list resumed>) = 0 [pid 32231] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32232] chdir("./13061" [pid 32231] write(3, "1000", 4 [pid 293] unlink("./13184/binderfs" [pid 32232] <... chdir resumed>) = 0 [pid 32232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32232] setpgid(0, 0 [pid 32231] <... write resumed>) = 4 [pid 293] <... unlink resumed>) = 0 [pid 32232] <... setpgid resumed>) = 0 [pid 32231] close(3 [pid 293] getdents64(3, [pid 32232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32231] <... close resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32232] <... openat resumed>) = 3 executing program executing program [pid 32231] symlink("/dev/binderfs", "./binderfs" [pid 293] close(3 [pid 32232] write(3, "1000", 4 [pid 293] <... close resumed>) = 0 [pid 32232] <... write resumed>) = 4 [pid 293] rmdir("./13184" [pid 32231] <... symlink resumed>) = 0 [pid 32232] close(3) = 0 [pid 32232] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32231] write(1, "executing program\n", 18 [pid 293] <... rmdir resumed>) = 0 [pid 32232] write(1, "executing program\n", 18 [pid 293] mkdir("./13185", 0777 [pid 32231] <... write resumed>) = 18 [pid 32232] <... write resumed>) = 18 [pid 32232] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32232] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 32231] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32232] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32232] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32232] exit_group(0 [pid 32231] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32233 attached [pid 32231] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32234 [pid 32233] set_robust_list(0x5555712b4660, 24 [pid 32232] <... exit_group resumed>) = ? [pid 32231] <... openat resumed>) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32234 attached [pid 32232] +++ exited with 0 +++ [pid 32231] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32233] <... set_robust_list resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32231] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32233] chdir("./12868" [pid 32231] write(-1, "0x0000000000000001", 18 [pid 32233] <... chdir resumed>) = 0 [pid 32233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32234] set_robust_list(0x5555712b4660, 24 [pid 32231] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32233] <... prctl resumed>) = 0 [pid 32233] setpgid(0, 0) = 0 [pid 32233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32231] exit_group(0 [pid 32234] <... set_robust_list resumed>) = 0 [pid 32234] chdir("./13185" [pid 32233] <... openat resumed>) = 3 [pid 32231] <... exit_group resumed>) = ? [pid 32233] write(3, "1000", 4) = 4 [pid 32233] close(3) = 0 [pid 32233] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32233] write(1, "executing program\n", 18) = 18 [pid 32233] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32231] +++ exited with 0 +++ [pid 32233] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32233] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32233] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32233] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32233] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32234] <... chdir resumed>) = 0 [pid 32233] exit_group(0) = ? [pid 32234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32234] setpgid(0, 0) = 0 [pid 32233] +++ exited with 0 +++ [pid 32234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... restart_syscall resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32234] <... openat resumed>) = 3 [pid 32234] write(3, "1000", 4 [pid 289] umount2("./12568", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32234] <... write resumed>) = 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32234] close(3) = 0 [pid 289] openat(AT_FDCWD, "./12568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32234] symlink("/dev/binderfs", "./binderfs" [pid 289] <... openat resumed>) = 3 [pid 32234] <... symlink resumed>) = 0 [pid 289] newfstatat(3, "", [pid 32234] write(1, "executing program\n", 18 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 289] getdents64(3, [pid 292] umount2("./13061", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13061", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32234] <... write resumed>) = 18 [pid 292] <... openat resumed>) = 3 [pid 32234] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] newfstatat(3, "", [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32234] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32234] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] getdents64(3, [pid 291] umount2("./12868", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32234] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12722", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32234] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] umount2("./13061/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32234] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32234] write(-1, "0x0000000000000001", 18 [pid 292] newfstatat(AT_FDCWD, "./13061/binderfs", [pid 291] openat(AT_FDCWD, "./12868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... openat resumed>) = 3 [pid 289] newfstatat(AT_FDCWD, "./12568/binderfs", [pid 32234] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(3, "", [pid 32234] exit_group(0 [pid 292] unlink("./13061/binderfs" [pid 291] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32234] <... exit_group resumed>) = ? [pid 292] <... unlink resumed>) = 0 [pid 291] newfstatat(3, "", [pid 290] getdents64(3, [pid 289] unlink("./12568/binderfs" [pid 32234] +++ exited with 0 +++ [pid 292] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 290] umount2("./12722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... unlink resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] umount2("./12868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12722/binderfs", [pid 289] getdents64(3, [pid 292] rmdir("./13061" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12868/binderfs", [pid 290] unlink("./12722/binderfs" [pid 289] close(3 [pid 293] umount2("./13185", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] mkdir("./13062", 0777 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... unlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... mkdir resumed>) = 0 [pid 291] unlink("./12868/binderfs" [pid 290] getdents64(3, [pid 289] <... close resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... openat resumed>) = 3 [pid 291] <... unlink resumed>) = 0 [pid 290] close(3 [pid 289] rmdir("./12568" [pid 293] newfstatat(3, "", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32235 [pid 291] getdents64(3, [pid 290] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] rmdir("./12722"./strace-static-x86_64: Process 32235 attached [pid 293] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] close(3 [pid 290] mkdir("./12723", 0777 [pid 289] mkdir("./12569", 0777 [pid 32235] set_robust_list(0x5555712b4660, 24 [pid 293] umount2("./13185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32235] <... set_robust_list resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13185/binderfs", [pid 291] rmdir("./12868" [pid 289] <... mkdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32236 [pid 293] unlink("./13185/binderfs") = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13185") = 0 [pid 291] <... rmdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32235] chdir("./13062" [pid 293] mkdir("./13186", 0777) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32236 attached [pid 32235] <... chdir resumed>) = 0 [pid 291] mkdir("./12869", 0777 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32238 ./strace-static-x86_64: Process 32237 attached [pid 32237] set_robust_list(0x5555712b4660, 24) = 0 [pid 32237] chdir("./12569") = 0 [pid 32237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32237] setpgid(0, 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32237 [pid 32237] <... setpgid resumed>) = 0 [pid 32237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32236] set_robust_list(0x5555712b4660, 24 [pid 32237] <... openat resumed>) = 3 [pid 32237] write(3, "1000", 4) = 4 [pid 32237] close(3) = 0 [pid 32237] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32235] <... prctl resumed>) = 0 executing program [pid 32237] write(1, "executing program\n", 18) = 18 [pid 32237] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32236] <... set_robust_list resumed>) = 0 [pid 32235] setpgid(0, 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32239 [pid 32237] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32237] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32237] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32237] write(-1, "0x0000000000000001", 18 [pid 32235] <... setpgid resumed>) = 0 [pid 32237] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32237] exit_group(0) = ? [pid 32235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 32238 attached [pid 32237] +++ exited with 0 +++ [pid 32236] chdir("./12723" [pid 32235] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32239 attached [pid 32239] set_robust_list(0x5555712b4660, 24) = 0 [pid 32239] chdir("./12869") = 0 [pid 32239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32239] setpgid(0, 0) = 0 [pid 32239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32235] write(3, "1000", 4 [pid 32236] <... chdir resumed>) = 0 [pid 32239] <... openat resumed>) = 3 [pid 32239] write(3, "1000", 4) = 4 [pid 32239] close(3) = 0 [pid 32239] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 32235] <... write resumed>) = 4 [pid 32239] write(1, "executing program\n", 18) = 18 [pid 32239] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32239] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32239] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32239] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32239] exit_group(0) = ? [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32235] close(3 [pid 32238] set_robust_list(0x5555712b4660, 24 [pid 32236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32235] <... close resumed>) = 0 [pid 32235] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32235] write(1, "executing program\n", 18) = 18 [pid 32235] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32239] +++ exited with 0 +++ [pid 32238] <... set_robust_list resumed>) = 0 [pid 32236] <... prctl resumed>) = 0 [pid 32235] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32235] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32235] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32236] setpgid(0, 0 [pid 32235] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32236] <... setpgid resumed>) = 0 [pid 32235] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32235] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32235] exit_group(0) = ? [pid 32235] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32236] <... openat resumed>) = 3 [pid 32236] write(3, "1000", 4 [pid 32238] chdir("./13186" [pid 32236] <... write resumed>) = 4 [pid 32236] close(3 [pid 32238] <... chdir resumed>) = 0 [pid 32236] <... close resumed>) = 0 [pid 32238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32236] symlink("/dev/binderfs", "./binderfs" [pid 32238] <... prctl resumed>) = 0 [pid 32236] <... symlink resumed>) = 0 executing program [pid 32236] write(1, "executing program\n", 18 [pid 32238] setpgid(0, 0 [pid 32236] <... write resumed>) = 18 [pid 32238] <... setpgid resumed>) = 0 [pid 32236] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32236] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32236] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... restart_syscall resumed>) = 0 [pid 32236] write(-1, "0x0000000000000001", 18 [pid 289] umount2("./12569", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32236] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32238] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12569/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] unlink("./12569/binderfs" [pid 32238] write(3, "1000", 4 [pid 32236] exit_group(0 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12569" [pid 32238] <... write resumed>) = 4 [pid 32236] <... exit_group resumed>) = ? [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12570", 0777 [pid 291] umount2("./12869", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... mkdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32240 attached [pid 32238] close(3 [pid 32236] +++ exited with 0 +++ [pid 291] openat(AT_FDCWD, "./12869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32240 [pid 291] <... openat resumed>) = 3 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 291] newfstatat(3, "", [pid 32238] <... close resumed>) = 0 [pid 32238] symlink("/dev/binderfs", "./binderfs" [pid 32240] set_robust_list(0x5555712b4660, 24 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 32238] <... symlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32240] <... set_robust_list resumed>) = 0 [pid 32238] write(1, "executing program\n", 18executing program [pid 291] umount2("./12869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32238] <... write resumed>) = 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12869/binderfs", [pid 32238] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32238] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] unlink("./12869/binderfs" [pid 292] <... restart_syscall resumed>) = 0 [pid 32238] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... unlink resumed>) = 0 [pid 292] umount2("./13062", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 32238] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] openat(AT_FDCWD, "./13062", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32238] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... openat resumed>) = 3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] newfstatat(3, "", [pid 291] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 291] rmdir("./12869" [pid 32238] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... rmdir resumed>) = 0 [pid 292] umount2("./13062/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] mkdir("./12870", 0777 [pid 32240] chdir("./12570" [pid 32238] write(-1, "0x0000000000000001", 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... mkdir resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13062/binderfs", [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... restart_syscall resumed>) = 0 [pid 32240] <... chdir resumed>) = 0 [pid 32238] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13062/binderfs" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32241 [pid 292] <... unlink resumed>) = 0 [pid 290] umount2("./12723", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32238] exit_group(0 [pid 292] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] openat(AT_FDCWD, "./12723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] close(3 [pid 290] <... openat resumed>) = 3 [pid 292] <... close resumed>) = 0 [pid 290] newfstatat(3, "", [pid 292] rmdir("./13062" [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 290] getdents64(3, [pid 292] mkdir("./13063", 0777 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32238] <... exit_group resumed>) = ? [pid 292] <... mkdir resumed>) = 0 [pid 290] umount2("./12723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12723/binderfs", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32242 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12723/binderfs" [pid 32238] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... unlink resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12723"./strace-static-x86_64: Process 32241 attached [pid 32240] <... prctl resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12724", 0777 [pid 32241] set_robust_list(0x5555712b4660, 24 [pid 32240] setpgid(0, 0 [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32241] <... set_robust_list resumed>) = 0 [pid 32240] <... setpgid resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32243 ./strace-static-x86_64: Process 32242 attached [pid 32242] set_robust_list(0x5555712b4660, 24 [pid 32240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32242] <... set_robust_list resumed>) = 0 [pid 32242] chdir("./13063") = 0 [pid 32242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32242] setpgid(0, 0 [pid 32240] <... openat resumed>) = 3 [pid 32242] <... setpgid resumed>) = 0 [pid 32242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32240] write(3, "1000", 4 [pid 32242] <... openat resumed>) = 3 [pid 32240] <... write resumed>) = 4 [pid 32242] write(3, "1000", 4) = 4 [pid 32242] close(3) = 0 [pid 32242] symlink("/dev/binderfs", "./binderfs" [pid 32240] close(3 [pid 32241] chdir("./12870"executing program [pid 32242] <... symlink resumed>) = 0 [pid 32242] write(1, "executing program\n", 18) = 18 [pid 32242] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32242] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32242] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32242] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32242] exit_group(0 [pid 32240] <... close resumed>) = 0 [pid 32242] <... exit_group resumed>) = ? [pid 32240] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32243 attached [pid 32241] <... chdir resumed>) = 0 [pid 32242] +++ exited with 0 +++ [pid 32241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32240] <... symlink resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32241] <... prctl resumed>) = 0 [pid 32240] write(1, "executing program\n", 18executing program [pid 32243] set_robust_list(0x5555712b4660, 24 [pid 32241] setpgid(0, 0 [pid 32240] <... write resumed>) = 18 [pid 32240] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32240] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32240] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32240] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32241] <... setpgid resumed>) = 0 [pid 32240] exit_group(0) = ? [pid 32240] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32243] <... set_robust_list resumed>) = 0 [pid 32241] <... openat resumed>) = 3 [pid 32241] write(3, "1000", 4) = 4 [pid 32241] close(3) = 0 [pid 32243] chdir("./12724" [pid 32241] symlink("/dev/binderfs", "./binderfs" [pid 32243] <... chdir resumed>) = 0 [pid 32241] <... symlink resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 executing program [pid 32241] write(1, "executing program\n", 18) = 18 [pid 293] umount2("./13186", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 292] <... restart_syscall resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32241] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] umount2("./13186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32241] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13063", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(AT_FDCWD, "./13186/binderfs", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] openat(AT_FDCWD, "./13063", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] unlink("./13186/binderfs" [pid 292] <... openat resumed>) = 3 [pid 32243] <... prctl resumed>) = 0 [pid 32241] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... unlink resumed>) = 0 [pid 292] newfstatat(3, "", [pid 293] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32241] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] getdents64(3, [pid 293] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... close resumed>) = 0 [pid 292] umount2("./13063/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] rmdir("./13186" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32243] setpgid(0, 0 [pid 32241] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... rmdir resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13063/binderfs", [pid 293] mkdir("./13187", 0777 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32243] <... setpgid resumed>) = 0 [pid 32241] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 292] unlink("./13063/binderfs" [pid 289] <... restart_syscall resumed>) = 0 [pid 32241] write(-1, "0x0000000000000001", 18 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... unlink resumed>) = 0 [pid 32243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32241] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] getdents64(3, [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32244 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32241] exit_group(0 [pid 292] close(3 [pid 32241] <... exit_group resumed>) = ? [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13063" [pid 289] umount2("./12570", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13064", 0777 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32241] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32244 attached [pid 32243] <... openat resumed>) = 3 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... openat resumed>) = 3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32245 [pid 289] newfstatat(3, "", ./strace-static-x86_64: Process 32245 attached [pid 32244] set_robust_list(0x5555712b4660, 24 [pid 32243] write(3, "1000", 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32244] <... set_robust_list resumed>) = 0 [pid 32243] <... write resumed>) = 4 [pid 289] getdents64(3, [pid 32243] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32243] <... close resumed>) = 0 [pid 32243] symlink("/dev/binderfs", "./binderfs" [pid 289] umount2("./12570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32244] chdir("./13187" [pid 32243] <... symlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32243] write(1, "executing program\n", 18 [pid 289] newfstatat(AT_FDCWD, "./12570/binderfs", [pid 32244] <... chdir resumed>) = 0 [pid 32245] set_robust_list(0x5555712b4660, 24executing program [pid 32243] <... write resumed>) = 18 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12870", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] unlink("./12570/binderfs" [pid 32243] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] umount2("./12870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12870/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12870/binderfs") = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12870") = 0 [pid 291] mkdir("./12871", 0777 [pid 32245] <... set_robust_list resumed>) = 0 [pid 32244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32243] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32243] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32245] chdir("./13064" [pid 32244] <... prctl resumed>) = 0 [pid 32243] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, ./strace-static-x86_64: Process 32246 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32246 [pid 32244] setpgid(0, 0 [pid 32243] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32245] <... chdir resumed>) = 0 [pid 289] close(3 [pid 32243] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32244] <... setpgid resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32243] write(-1, "0x0000000000000001", 18 [pid 289] rmdir("./12570" [pid 32244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32243] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... rmdir resumed>) = 0 [pid 32244] <... openat resumed>) = 3 [pid 32243] exit_group(0 [pid 32244] write(3, "1000", 4 [pid 32245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32243] <... exit_group resumed>) = ? [pid 289] mkdir("./12571", 0777 [pid 32243] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 [pid 32244] <... write resumed>) = 4 [pid 32246] set_robust_list(0x5555712b4660, 24 [pid 32245] <... prctl resumed>) = 0 [pid 32244] close(3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32244] <... close resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12724", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32244] symlink("/dev/binderfs", "./binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32244] <... symlink resumed>) = 0 [pid 290] getdents64(3, [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32247 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32246] <... set_robust_list resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32246] chdir("./12871" [pid 290] newfstatat(AT_FDCWD, "./12724/binderfs", [pid 32246] <... chdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] unlink("./12724/binderfs" [pid 32246] <... prctl resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32246] setpgid(0, 0 [pid 290] getdents64(3, [pid 32246] <... setpgid resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32244] write(1, "executing program\n", 18 [pid 290] close(3executing program [pid 32246] <... openat resumed>) = 3 [pid 32244] <... write resumed>) = 18 [pid 290] <... close resumed>) = 0 [pid 32246] write(3, "1000", 4 [pid 290] rmdir("./12724" [pid 32246] <... write resumed>) = 4 [pid 32244] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... rmdir resumed>) = 0 [pid 32246] close(3 [pid 32245] setpgid(0, 0 [pid 32244] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] mkdir("./12725", 0777 [pid 32246] <... close resumed>) = 0 [pid 32245] <... setpgid resumed>) = 0 [pid 32244] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... mkdir resumed>) = 0 [pid 32246] symlink("/dev/binderfs", "./binderfs" [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 32248 attached [pid 32246] <... symlink resumed>) = 0 [pid 32245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32244] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32246] write(1, "executing program\n", 18 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32248 [pid 32246] <... write resumed>) = 18 [pid 32246] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32245] <... openat resumed>) = 3 [pid 32244] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 32247 attached [pid 32246] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32245] write(3, "1000", 4 [pid 32244] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32247] set_robust_list(0x5555712b4660, 24 [pid 32246] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32247] <... set_robust_list resumed>) = 0 [pid 32246] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32247] chdir("./12571" [pid 32246] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32244] write(-1, "0x0000000000000001", 18 [pid 32245] <... write resumed>) = 4 [pid 32247] <... chdir resumed>) = 0 [pid 32246] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32244] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32245] close(3 [pid 32247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32246] write(-1, "0x0000000000000001", 18 [pid 32247] <... prctl resumed>) = 0 [pid 32246] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32247] setpgid(0, 0 [pid 32246] exit_group(0 [pid 32247] <... setpgid resumed>) = 0 [pid 32246] <... exit_group resumed>) = ? [pid 32248] set_robust_list(0x5555712b4660, 24 [pid 32247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32246] +++ exited with 0 +++ [pid 32245] <... close resumed>) = 0 [pid 32244] exit_group(0 [pid 32247] <... openat resumed>) = 3 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 32245] symlink("/dev/binderfs", "./binderfs" [pid 32244] <... exit_group resumed>) = ? [pid 32247] write(3, "1000", 4) = 4 [pid 32247] close(3) = 0 [pid 32247] symlink("/dev/binderfs", "./binderfs" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32247] <... symlink resumed>) = 0 [pid 32245] <... symlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32247] write(1, "executing program\n", 18) = 18 [pid 32247] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32247] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32247] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32244] +++ exited with 0 +++ [pid 32247] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32245] write(1, "executing program\n", 18 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 32247] write(-1, "0x0000000000000001", 18 [pid 32245] <... write resumed>) = 18 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32247] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32247] exit_group(0) = ? [pid 32245] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] umount2("./12871", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32248] <... set_robust_list resumed>) = 0 [pid 32247] +++ exited with 0 +++ [pid 32245] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32245] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] openat(AT_FDCWD, "./12871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32245] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32245] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... openat resumed>) = 3 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32245] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32245] write(-1, "0x0000000000000001", 18 [pid 291] getdents64(3, [pid 32245] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32245] exit_group(0 [pid 291] umount2("./12871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32245] <... exit_group resumed>) = ? [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32245] +++ exited with 0 +++ [pid 291] newfstatat(AT_FDCWD, "./12871/binderfs", [pid 293] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] umount2("./13187", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] unlink("./12871/binderfs" [pid 293] openat(AT_FDCWD, "./13187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 293] umount2("./13187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13187/binderfs", [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13187/binderfs" [pid 291] close(3 [pid 32248] chdir("./12725" [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 291] <... close resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13187" [pid 291] rmdir("./12871" [pid 32248] <... chdir resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13188", 0777 [pid 32248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... mkdir resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] mkdir("./12872", 0777./strace-static-x86_64: Process 32249 attached [pid 32248] <... prctl resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32249 [pid 292] umount2("./13064", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13064", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] <... mkdir resumed>) = 0 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32248] setpgid(0, 0 [pid 292] umount2("./13064/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12571", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13064/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13064/binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13064" [pid 289] openat(AT_FDCWD, "./12571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32249] set_robust_list(0x5555712b4660, 24 [pid 32248] <... setpgid resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13065", 0777 [pid 32249] <... set_robust_list resumed>) = 0 [pid 32248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... mkdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32250 [pid 289] <... openat resumed>) = 3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(3, "", [pid 32248] <... openat resumed>) = 3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32251 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32250 attached [pid 32250] set_robust_list(0x5555712b4660, 24) = 0 [pid 32250] chdir("./12872" [pid 289] getdents64(3, [pid 32250] <... chdir resumed>) = 0 [pid 32250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32250] setpgid(0, 0) = 0 [pid 32250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32250] write(3, "1000", 4) = 4 [pid 32250] close(3) = 0 [pid 32250] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32248] write(3, "1000", 4 [pid 289] umount2("./12571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32250] write(1, "executing program\n", 18) = 18 [pid 32250] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32250] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(AT_FDCWD, "./12571/binderfs", [pid 32248] <... write resumed>) = 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32248] close(3 [pid 289] unlink("./12571/binderfs" [pid 32250] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32250] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... unlink resumed>) = 0 [pid 32248] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 32250] write(-1, "0x0000000000000001", 18 [pid 32248] symlink("/dev/binderfs", "./binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32250] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] close(3 [pid 32250] exit_group(0) = ? [pid 32248] <... symlink resumed>) = 0 [pid 289] <... close resumed>) = 0 executing program [pid 32249] chdir("./13188" [pid 289] rmdir("./12571" [pid 32248] write(1, "executing program\n", 18./strace-static-x86_64: Process 32251 attached [pid 32251] set_robust_list(0x5555712b4660, 24) = 0 [pid 32251] chdir("./13065" [pid 32248] <... write resumed>) = 18 [pid 289] <... rmdir resumed>) = 0 [pid 32248] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] mkdir("./12572", 0777 [pid 32251] <... chdir resumed>) = 0 [pid 32251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32250] +++ exited with 0 +++ [pid 32251] setpgid(0, 0) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32248] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32248] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32251] write(3, "1000", 4 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32252 [pid 32248] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32251] <... write resumed>) = 4 [pid 32251] close(3) = 0 [pid 32251] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32248] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program [pid 32249] <... chdir resumed>) = 0 [pid 32251] write(1, "executing program\n", 18 [pid 32248] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32251] <... write resumed>) = 18 [pid 32251] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32251] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32251] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32251] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32248] write(-1, "0x0000000000000001", 18 [pid 32251] exit_group(0) = ? [pid 32249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32248] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32248] exit_group(0 [pid 32251] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32252 attached [pid 32249] <... prctl resumed>) = 0 [pid 32248] <... exit_group resumed>) = ? [pid 32252] set_robust_list(0x5555712b4660, 24) = 0 [pid 32252] chdir("./12572") = 0 [pid 32252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32252] setpgid(0, 0) = 0 [pid 32252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32248] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32252] write(3, "1000", 4) = 4 [pid 32252] close(3) = 0 [pid 32252] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32252] write(1, "executing program\n", 18executing program [pid 32249] setpgid(0, 0 [pid 32252] <... write resumed>) = 18 [pid 32252] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32252] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32252] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32252] write(-1, "0x0000000000000001", 18 [pid 32249] <... setpgid resumed>) = 0 [pid 32252] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32252] exit_group(0) = ? [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] umount2("./13065", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13065", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] umount2("./12872", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] openat(AT_FDCWD, "./12872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32249] <... openat resumed>) = 3 [pid 292] umount2("./13065/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32249] write(3, "1000", 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... openat resumed>) = 3 [pid 292] newfstatat(AT_FDCWD, "./13065/binderfs", [pid 291] newfstatat(3, "", [pid 32249] <... write resumed>) = 4 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13065/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32249] close(3 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 32249] <... close resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32249] symlink("/dev/binderfs", "./binderfs" [pid 292] <... close resumed>) = 0 executing program [pid 291] umount2("./12872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32249] <... symlink resumed>) = 0 [pid 292] rmdir("./13065" [pid 32249] write(1, "executing program\n", 18 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32249] <... write resumed>) = 18 [pid 292] mkdir("./13066", 0777 [pid 291] newfstatat(AT_FDCWD, "./12872/binderfs", [pid 32252] +++ exited with 0 +++ [pid 32249] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32249] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] unlink("./12872/binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32253 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32249] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... unlink resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] getdents64(3, [pid 32249] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32249] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] close(3 [pid 32249] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12872" [pid 32249] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12873", 0777 [pid 32249] exit_group(0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32249] <... exit_group resumed>) = ? [pid 291] <... mkdir resumed>) = 0 [pid 289] umount2("./12572", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12572/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12572/binderfs" [pid 32249] +++ exited with 0 +++ [pid 289] <... unlink resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] getdents64(3, [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] rmdir("./12572"./strace-static-x86_64: Process 32253 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32254 [pid 289] <... rmdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] mkdir("./12573", 0777 [pid 32253] set_robust_list(0x5555712b4660, 24 [pid 293] umount2("./13188", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... mkdir resumed>) = 0 [pid 32253] <... set_robust_list resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32253] chdir("./13066" [pid 293] openat(AT_FDCWD, "./13188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] umount2("./12725", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32255 attached [pid 293] <... openat resumed>) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32255 [pid 293] newfstatat(3, "", [pid 290] openat(AT_FDCWD, "./12725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... openat resumed>) = 3 [pid 293] getdents64(3, [pid 290] newfstatat(3, "", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./13188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] newfstatat(AT_FDCWD, "./13188/binderfs", [pid 290] umount2("./12725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] unlink("./13188/binderfs" [pid 290] newfstatat(AT_FDCWD, "./12725/binderfs", [pid 293] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] getdents64(3, [pid 290] unlink("./12725/binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... unlink resumed>) = 0 [pid 293] close(3 [pid 290] getdents64(3, [pid 293] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] rmdir("./13188" [pid 290] close(3 [pid 32255] set_robust_list(0x5555712b4660, 24 [pid 32253] <... chdir resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 293] mkdir("./13189", 0777 [pid 290] rmdir("./12725" [pid 32255] <... set_robust_list resumed>) = 0 [pid 32253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32253] <... prctl resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 32254 attached [pid 32255] chdir("./12573" [pid 32253] setpgid(0, 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32256 [pid 290] mkdir("./12726", 0777 [pid 32254] set_robust_list(0x5555712b4660, 24 [pid 32253] <... setpgid resumed>) = 0 [pid 32254] <... set_robust_list resumed>) = 0 [pid 32254] chdir("./12873") = 0 [pid 32254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32254] setpgid(0, 0 [pid 290] <... mkdir resumed>) = 0 [pid 32254] <... setpgid resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32254] write(3, "1000", 4 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32257 [pid 32253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 32254] <... write resumed>) = 4 [pid 32254] close(3) = 0 [pid 32254] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32256 attached [pid 32255] <... chdir resumed>) = 0 [pid 32254] <... symlink resumed>) = 0 [pid 32253] <... openat resumed>) = 3 [pid 32254] write(1, "executing program\n", 18) = 18 [pid 32253] write(3, "1000", 4 [pid 32254] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32253] <... write resumed>) = 4 [pid 32255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32254] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32254] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32255] <... prctl resumed>) = 0 [pid 32254] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32253] close(3 [pid 32256] set_robust_list(0x5555712b4660, 24 [pid 32254] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32253] <... close resumed>) = 0 [pid 32254] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32253] symlink("/dev/binderfs", "./binderfs" [pid 32254] exit_group(0) = ? [pid 32256] <... set_robust_list resumed>) = 0 [pid 32255] setpgid(0, 0 [pid 32254] +++ exited with 0 +++ [pid 32253] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 32257 attached [pid 32257] set_robust_list(0x5555712b4660, 24) = 0 [pid 32257] chdir("./12726" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32253] write(1, "executing program\n", 18 [pid 32255] <... setpgid resumed>) = 0 [pid 32257] <... chdir resumed>) = 0 [pid 32257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 32257] setpgid(0, 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32253] <... write resumed>) = 18 [pid 32257] <... setpgid resumed>) = 0 [pid 32257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32257] write(3, "1000", 4) = 4 [pid 32257] close(3 [pid 32253] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32257] <... close resumed>) = 0 [pid 32253] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... restart_syscall resumed>) = 0 [pid 32257] symlink("/dev/binderfs", "./binderfs" [pid 32253] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32257] <... symlink resumed>) = 0 [pid 32253] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32257] write(1, "executing program\n", 18 [pid 291] umount2("./12873", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32253] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32257] <... write resumed>) = 18 [pid 291] openat(AT_FDCWD, "./12873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32253] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... openat resumed>) = 3 [pid 32257] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32257] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32253] write(-1, "0x0000000000000001", 18 [pid 291] newfstatat(3, "", [pid 32257] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32253] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32257] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32253] exit_group(0 [pid 291] getdents64(3, [pid 32257] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32257] write(-1, "0x0000000000000001", 18 [pid 32253] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32257] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32253] +++ exited with 0 +++ [pid 291] umount2("./12873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32257] exit_group(0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32257] <... exit_group resumed>) = ? [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32257] +++ exited with 0 +++ [pid 32256] chdir("./13189" [pid 32255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] newfstatat(AT_FDCWD, "./12873/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] unlink("./12873/binderfs" [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... unlink resumed>) = 0 [pid 32255] <... openat resumed>) = 3 [pid 291] getdents64(3, [pid 32255] write(3, "1000", 4 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 32255] <... write resumed>) = 4 [pid 32255] close(3 [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12873" [pid 32255] <... close resumed>) = 0 [pid 32255] symlink("/dev/binderfs", "./binderfs" [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12874", 0777) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32255] <... symlink resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32258 ./strace-static-x86_64: Process 32258 attached [pid 32255] write(1, "executing program\n", 18executing program [pid 32258] set_robust_list(0x5555712b4660, 24) = 0 [pid 32255] <... write resumed>) = 18 [pid 32258] chdir("./12874" [pid 32255] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32258] <... chdir resumed>) = 0 [pid 32255] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32258] setpgid(0, 0) = 0 [pid 32258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... restart_syscall resumed>) = 0 [pid 32255] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32256] <... chdir resumed>) = 0 [pid 32258] <... openat resumed>) = 3 [pid 32258] write(3, "1000", 4) = 4 [pid 32255] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12726", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32258] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32255] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] openat(AT_FDCWD, "./12726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32258] <... close resumed>) = 0 [pid 32258] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32255] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... openat resumed>) = 3 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32256] <... prctl resumed>) = 0 [pid 32255] write(-1, "0x0000000000000001", 18 [pid 292] umount2("./13066", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32255] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] openat(AT_FDCWD, "./13066", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] getdents64(3, [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] getdents64(3, [pid 32255] exit_group(0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13066/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32255] <... exit_group resumed>) = ? [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13066/binderfs", [pid 290] newfstatat(AT_FDCWD, "./12726/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13066/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... unlink resumed>) = 0 [pid 290] unlink("./12726/binderfs" [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 290] <... unlink resumed>) = 0 [pid 292] rmdir("./13066" [pid 290] getdents64(3, [pid 32255] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13067", 0777 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32256] setpgid(0, 0 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] close(3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32256] <... setpgid resumed>) = 0 [pid 32258] write(1, "executing program\n", 18 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32259 executing program [pid 290] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32258] <... write resumed>) = 18 [pid 290] rmdir("./12726" [pid 32258] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32258] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32258] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... rmdir resumed>) = 0 [pid 32258] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] mkdir("./12727", 0777 [pid 32256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32258] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32258] exit_group(0) = ? [pid 290] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32259 attached [pid 32258] +++ exited with 0 +++ [pid 32256] <... openat resumed>) = 3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32256] write(3, "1000", 4 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32256] <... write resumed>) = 4 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32260 ./strace-static-x86_64: Process 32260 attached [pid 32256] close(3 [pid 32260] set_robust_list(0x5555712b4660, 24) = 0 [pid 32260] chdir("./12727" [pid 32256] <... close resumed>) = 0 [pid 32260] <... chdir resumed>) = 0 [pid 32260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32260] setpgid(0, 0) = 0 [pid 32260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32256] symlink("/dev/binderfs", "./binderfs" [pid 289] <... restart_syscall resumed>) = 0 [pid 32260] <... openat resumed>) = 3 [pid 32260] write(3, "1000", 4) = 4 [pid 289] umount2("./12573", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32260] close(3 [pid 32256] <... symlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32260] <... close resumed>) = 0 [pid 32256] write(1, "executing program\n", 18 executing program [pid 289] openat(AT_FDCWD, "./12573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32260] symlink("/dev/binderfs", "./binderfs" [pid 32256] <... write resumed>) = 18 [pid 289] <... openat resumed>) = 3 [pid 32260] <... symlink resumed>) = 0 executing program [pid 32256] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] newfstatat(3, "", [pid 32259] set_robust_list(0x5555712b4660, 24 [pid 32260] write(1, "executing program\n", 18) = 18 [pid 32260] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32256] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32260] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32256] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] getdents64(3, [pid 32260] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32256] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32260] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32256] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] newfstatat(AT_FDCWD, "./12573/binderfs", [pid 291] umount2("./12874", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] unlink("./12573/binderfs" [pid 32256] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] openat(AT_FDCWD, "./12874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... unlink resumed>) = 0 [pid 32260] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... openat resumed>) = 3 [pid 289] getdents64(3, [pid 32256] write(-1, "0x0000000000000001", 18 [pid 291] newfstatat(3, "", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32256] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] close(3 [pid 32260] write(-1, "0x0000000000000001", 18 [pid 291] getdents64(3, [pid 289] <... close resumed>) = 0 [pid 32260] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32256] exit_group(0 [pid 289] rmdir("./12573" [pid 32260] exit_group(0 [pid 291] umount2("./12874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32260] <... exit_group resumed>) = ? [pid 32260] +++ exited with 0 +++ [pid 32259] <... set_robust_list resumed>) = 0 [pid 32256] <... exit_group resumed>) = ? [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... rmdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12874/binderfs", [pid 289] mkdir("./12574", 0777 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 [pid 291] unlink("./12874/binderfs" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, ./strace-static-x86_64: Process 32261 attached [pid 32261] set_robust_list(0x5555712b4660, 24 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32261 [pid 291] close(3 [pid 32261] <... set_robust_list resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 32261] chdir("./12574" [pid 291] rmdir("./12874" [pid 32261] <... chdir resumed>) = 0 [pid 32261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32261] setpgid(0, 0) = 0 [pid 32261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... rmdir resumed>) = 0 [pid 32256] +++ exited with 0 +++ executing program [pid 291] mkdir("./12875", 0777 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32261] <... openat resumed>) = 3 [pid 32261] write(3, "1000", 4) = 4 [pid 291] <... mkdir resumed>) = 0 [pid 32261] close(3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32261] <... close resumed>) = 0 [pid 32261] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32261] write(1, "executing program\n", 18 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32262 [pid 32261] <... write resumed>) = 18 [pid 32261] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32261] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32259] chdir("./13067" [pid 32261] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32259] <... chdir resumed>) = 0 [pid 32261] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32261] write(-1, "0x0000000000000001", 18 [pid 32259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32261] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32261] exit_group(0 [pid 32259] <... prctl resumed>) = 0 [pid 32261] <... exit_group resumed>) = ? [pid 32261] +++ exited with 0 +++ [pid 32259] setpgid(0, 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32262 attached [pid 32262] set_robust_list(0x5555712b4660, 24) = 0 [pid 32262] chdir("./12875" [pid 32259] <... setpgid resumed>) = 0 [pid 32262] <... chdir resumed>) = 0 [pid 32262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32262] setpgid(0, 0 [pid 32259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32262] <... setpgid resumed>) = 0 [pid 32262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... restart_syscall resumed>) = 0 [pid 32262] <... openat resumed>) = 3 [pid 32259] <... openat resumed>) = 3 [pid 290] umount2("./12727", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32262] write(3, "1000", 4 [pid 32259] write(3, "1000", 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32262] <... write resumed>) = 4 [pid 32259] <... write resumed>) = 4 [pid 290] openat(AT_FDCWD, "./12727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32262] close(3 [pid 290] <... openat resumed>) = 3 [pid 32262] <... close resumed>) = 0 [pid 32262] symlink("/dev/binderfs", "./binderfs" [pid 32259] close(3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 32259] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 32259] symlink("/dev/binderfs", "./binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12727/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32259] <... symlink resumed>) = 0 [pid 290] unlink("./12727/binderfs" [pid 32262] <... symlink resumed>) = 0 [pid 32262] write(1, "executing program\n", 18) = 18 [pid 32262] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32262] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32262] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) executing program [pid 32259] write(1, "executing program\n", 18 [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 32259] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32262] write(-1, "0x0000000000000001", 18 [pid 290] close(3 [pid 32262] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32262] exit_group(0) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32259] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] rmdir("./12727" [pid 293] umount2("./13189", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 32259] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... rmdir resumed>) = 0 [pid 293] umount2("./13189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32259] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] mkdir("./12728", 0777 [pid 293] newfstatat(AT_FDCWD, "./13189/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13189/binderfs") = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32259] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] close(3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13189") = 0 [pid 293] mkdir("./13190", 0777 [pid 32259] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32263 [pid 32259] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32264 [pid 289] <... restart_syscall resumed>) = 0 [pid 32259] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 32264 attached ) = -1 EBADF (Bad file descriptor) [pid 32262] +++ exited with 0 +++ [pid 289] umount2("./12574", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32259] exit_group(0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32259] <... exit_group resumed>) = ? [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] openat(AT_FDCWD, "./12574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", ./strace-static-x86_64: Process 32263 attached {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32263] set_robust_list(0x5555712b4660, 24 [pid 289] getdents64(3, [pid 32263] <... set_robust_list resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12574/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] unlink("./12574/binderfs" [pid 32263] chdir("./12728") = 0 [pid 32263] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... unlink resumed>) = 0 [pid 32263] <... prctl resumed>) = 0 [pid 289] getdents64(3, [pid 291] umount2("./12875", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] close(3 [pid 291] openat(AT_FDCWD, "./12875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... close resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 289] rmdir("./12574" [pid 32259] +++ exited with 0 +++ [pid 291] newfstatat(3, "", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] umount2("./13067", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... rmdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] mkdir("./12575", 0777 [pid 292] openat(AT_FDCWD, "./13067", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] getdents64(3, [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... mkdir resumed>) = 0 [pid 292] umount2("./13067/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(AT_FDCWD, "./13067/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13067/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32265 [pid 292] close(3 [pid 291] newfstatat(AT_FDCWD, "./12875/binderfs", [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13067" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32264] set_robust_list(0x5555712b4660, 24 [pid 292] <... rmdir resumed>) = 0 [pid 291] unlink("./12875/binderfs" [pid 292] mkdir("./13068", 0777) = 0 [pid 291] <... unlink resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32264] <... set_robust_list resumed>) = 0 [pid 291] getdents64(3, [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32266 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32263] setpgid(0, 0 [pid 291] close(3 [pid 32263] <... setpgid resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 32263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] rmdir("./12875" [pid 32263] <... openat resumed>) = 3 [pid 32263] write(3, "1000", 4) = 4 [pid 32263] close(3) = 0 [pid 32263] symlink("/dev/binderfs", "./binderfs" [pid 291] <... rmdir resumed>) = 0 executing program [pid 32263] <... symlink resumed>) = 0 [pid 291] mkdir("./12876", 0777 [pid 32263] write(1, "executing program\n", 18) = 18 [pid 32263] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... mkdir resumed>) = 0 [pid 32263] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32263] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32263] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32263] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32263] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32263] exit_group(0) = ? ./strace-static-x86_64: Process 32266 attached [pid 32264] chdir("./13190" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32267 [pid 32263] +++ exited with 0 +++ ./strace-static-x86_64: Process 32265 attached [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32265] set_robust_list(0x5555712b4660, 24 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32265] <... set_robust_list resumed>) = 0 [pid 32265] chdir("./12575" [pid 32264] <... chdir resumed>) = 0 [pid 32265] <... chdir resumed>) = 0 [pid 32265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32265] setpgid(0, 0) = 0 [pid 32266] set_robust_list(0x5555712b4660, 24 [pid 32265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32266] <... set_robust_list resumed>) = 0 [pid 32265] <... openat resumed>) = 3 [pid 32264] <... prctl resumed>) = 0 [pid 32265] write(3, "1000", 4) = 4 [pid 32265] close(3) = 0 [pid 32265] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32264] setpgid(0, 0 [pid 32265] write(1, "executing program\n", 18) = 18 executing program [pid 32265] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32265] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32264] <... setpgid resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32265] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] umount2("./12728", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32265] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32265] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32264] <... openat resumed>) = 3 [pid 32265] write(-1, "0x0000000000000001", 18 [pid 32264] write(3, "1000", 4 [pid 290] <... openat resumed>) = 3 [pid 32265] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] newfstatat(3, "", [pid 32264] <... write resumed>) = 4 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32264] close(3 [pid 32265] exit_group(0 [pid 32264] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 32265] <... exit_group resumed>) = ? [pid 32266] chdir("./13068" [pid 32265] +++ exited with 0 +++ [pid 32264] symlink("/dev/binderfs", "./binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] newfstatat(AT_FDCWD, "./12728/binderfs", ./strace-static-x86_64: Process 32267 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 32264] <... symlink resumed>) = 0 [pid 290] unlink("./12728/binderfs" [pid 32267] set_robust_list(0x5555712b4660, 24) = 0 [pid 32267] chdir("./12876" [pid 32264] write(1, "executing program\n", 18 [pid 290] <... unlink resumed>) = 0 [pid 32267] <... chdir resumed>) = 0 [pid 32264] <... write resumed>) = 18 [pid 290] getdents64(3, [pid 32267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32264] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] close(3 [pid 32267] <... prctl resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32264] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] rmdir("./12728" [pid 32267] setpgid(0, 0) = 0 [pid 32267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32264] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... rmdir resumed>) = 0 [pid 32267] write(3, "1000", 4 [pid 290] mkdir("./12729", 0777 [pid 32264] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32267] <... write resumed>) = 4 [pid 32267] close(3) = 0 [pid 32267] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32264] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32267] write(1, "executing program\n", 18) = 18 [pid 32267] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32267] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32267] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) executing program [pid 32267] write(-1, "0x0000000000000001", 18 [pid 32264] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32268 [pid 32267] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12575", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32267] exit_group(0 [pid 32264] write(-1, "0x0000000000000001", 18 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32267] <... exit_group resumed>) = ? [pid 32264] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] openat(AT_FDCWD, "./12575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32264] exit_group(0 [pid 289] <... openat resumed>) = 3 [pid 32264] <... exit_group resumed>) = ? [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32267] +++ exited with 0 +++ [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32264] +++ exited with 0 +++ [pid 289] newfstatat(AT_FDCWD, "./12575/binderfs", [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32268 attached [pid 32268] set_robust_list(0x5555712b4660, 24 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32266] <... chdir resumed>) = 0 [pid 289] unlink("./12575/binderfs" [pid 32268] <... set_robust_list resumed>) = 0 [pid 32268] chdir("./12729") = 0 [pid 32266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... unlink resumed>) = 0 [pid 32268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] getdents64(3, [pid 32266] <... prctl resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32268] <... prctl resumed>) = 0 [pid 289] close(3 [pid 32266] setpgid(0, 0 [pid 32268] setpgid(0, 0 executing program [pid 32266] <... setpgid resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32268] <... setpgid resumed>) = 0 [pid 289] rmdir("./12575" [pid 32268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... rmdir resumed>) = 0 [pid 32268] write(3, "1000", 4 [pid 289] mkdir("./12576", 0777 [pid 32266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32268] <... write resumed>) = 4 [pid 32268] close(3) = 0 [pid 32268] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32268] write(1, "executing program\n", 18) = 18 [pid 32268] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32268] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] umount2("./12876", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32266] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32269 [pid 32266] write(3, "1000", 4 [pid 291] openat(AT_FDCWD, "./12876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32268] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... openat resumed>) = 3 [pid 32266] <... write resumed>) = 4 [pid 291] newfstatat(3, "", [pid 32268] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32266] close(3 [pid 32268] write(-1, "0x0000000000000001", 18 [pid 32266] <... close resumed>) = 0 [pid 291] getdents64(3, [pid 32268] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32268] exit_group(0) = ? [pid 32268] +++ exited with 0 +++ [pid 32266] symlink("/dev/binderfs", "./binderfs" [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32269 attached [pid 293] umount2("./13190", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12876/binderfs", [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] openat(AT_FDCWD, "./13190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... openat resumed>) = 3 [pid 291] unlink("./12876/binderfs" [pid 293] newfstatat(3, "", [pid 32269] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 32266] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32269] chdir("./12576") = 0 executing program [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] close(3 [pid 32266] write(1, "executing program\n", 18 [pid 293] umount2("./13190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12876" [pid 32266] <... write resumed>) = 18 [pid 293] newfstatat(AT_FDCWD, "./13190/binderfs", [pid 32269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32269] setpgid(0, 0) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] mkdir("./12877", 0777 [pid 293] unlink("./13190/binderfs" [pid 32266] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 291] <... mkdir resumed>) = 0 [pid 32269] write(3, "1000", 4) = 4 [pid 293] <... unlink resumed>) = 0 executing program [pid 32266] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32266] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32269] close(3) = 0 [pid 32269] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32269] write(1, "executing program\n", 18) = 18 [pid 293] close(3 [pid 32269] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... close resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32270 [pid 32266] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] rmdir("./13190" [pid 32266] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32269] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32269] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 32269] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] mkdir("./13191", 0777 [pid 32266] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32269] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32269] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32269] exit_group(0 [pid 293] <... mkdir resumed>) = 0 [pid 32266] write(-1, "0x0000000000000001", 18 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32269] <... exit_group resumed>) = ? [pid 32269] +++ exited with 0 +++ [pid 32266] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... restart_syscall resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32271 ./strace-static-x86_64: Process 32270 attached [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32270] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] umount2("./12729", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32266] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32266] <... exit_group resumed>) = ? [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 32270] chdir("./12877" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32270] <... chdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] newfstatat(AT_FDCWD, "./12729/binderfs", [pid 32270] <... prctl resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12729/binderfs" [pid 32270] setpgid(0, 0) = 0 [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 32266] +++ exited with 0 +++ [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] close(3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12729" [pid 32270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32270] write(3, "1000", 4) = 4 [pid 32270] close(3 [pid 290] <... rmdir resumed>) = 0 [pid 32270] <... close resumed>) = 0 executing program [pid 290] mkdir("./12730", 0777 [pid 32270] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32270] write(1, "executing program\n", 18) = 18 [pid 32270] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... mkdir resumed>) = 0 [pid 32270] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32270] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32270] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32270] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32270] exit_group(0) = ? ./strace-static-x86_64: Process 32271 attached [pid 32270] +++ exited with 0 +++ [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32272 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32272 attached [pid 32272] set_robust_list(0x5555712b4660, 24 [pid 289] <... restart_syscall resumed>) = 0 [pid 32272] <... set_robust_list resumed>) = 0 [pid 32272] chdir("./12730" [pid 289] umount2("./12576", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32272] <... chdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] openat(AT_FDCWD, "./12576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32272] <... prctl resumed>) = 0 [pid 32272] setpgid(0, 0 [pid 289] <... openat resumed>) = 3 [pid 32272] <... setpgid resumed>) = 0 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12576/binderfs", [pid 32272] <... openat resumed>) = 3 [pid 32272] write(3, "1000", 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32272] <... write resumed>) = 4 [pid 289] unlink("./12576/binderfs" [pid 32272] close(3) = 0 [pid 32272] symlink("/dev/binderfs", "./binderfs" [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 executing program [pid 289] rmdir("./12576" [pid 32272] <... symlink resumed>) = 0 [pid 32272] write(1, "executing program\n", 18) = 18 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12577", 0777 [pid 32272] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32272] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32272] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32272] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32272] exit_group(0) = ? [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32273 [pid 32271] set_robust_list(0x5555712b4660, 24 [pid 32272] +++ exited with 0 +++ [pid 32271] <... set_robust_list resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32273 attached [pid 32273] set_robust_list(0x5555712b4660, 24 [pid 32271] chdir("./13191" [pid 32273] <... set_robust_list resumed>) = 0 [pid 32273] chdir("./12577") = 0 [pid 32273] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32271] <... chdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32273] <... prctl resumed>) = 0 [pid 32273] setpgid(0, 0) = 0 [pid 291] umount2("./12877", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32273] <... openat resumed>) = 3 [pid 32273] write(3, "1000", 4) = 4 [pid 32273] close(3 [pid 291] newfstatat(3, "", [pid 32273] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32273] symlink("/dev/binderfs", "./binderfs" [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] umount2("./12877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12877/binderfs", [pid 32271] setpgid(0, 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32271] <... setpgid resumed>) = 0 [pid 291] unlink("./12877/binderfs" [pid 32273] <... symlink resumed>) = 0 [pid 32273] write(1, "executing program\n", 18 [pid 291] <... unlink resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] close(3) = 0 [pid 292] umount2("./13068", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] rmdir("./12877" [pid 32271] <... openat resumed>) = 3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13068", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32271] write(3, "1000", 4 [pid 291] <... rmdir resumed>) = 0 [pid 32271] <... write resumed>) = 4 [pid 292] getdents64(3, [pid 291] mkdir("./12878", 0777 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13068/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13068/binderfs", [pid 32271] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 292] unlink("./13068/binderfs" [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32271] <... close resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13068" [pid 32271] symlink("/dev/binderfs", "./binderfs" [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13069", 0777 [pid 32271] <... symlink resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32274 [pid 32271] write(1, "executing program\n", 18executing program ) = 18 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32271] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... restart_syscall resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32275 [pid 32271] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 32271] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32273] <... write resumed>) = 18 [pid 290] umount2("./12730", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32271] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32271] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 32271] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32273] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] getdents64(3, [pid 32271] write(-1, "0x0000000000000001", 18 [pid 32273] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32271] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32273] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] umount2("./12730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32271] exit_group(0 [pid 290] newfstatat(AT_FDCWD, "./12730/binderfs", [pid 32271] <... exit_group resumed>) = ? [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12730/binderfs" [pid 32273] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32273] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 32273] write(-1, "0x0000000000000001", 18 [pid 290] <... close resumed>) = 0 [pid 32273] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] rmdir("./12730" [pid 32273] exit_group(0) = ? [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12731", 0777) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32273] +++ exited with 0 +++ ./strace-static-x86_64: Process 32274 attached [pid 32274] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32276 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32271] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32274] chdir("./12878" [pid 289] <... restart_syscall resumed>) = 0 [pid 32274] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 32276 attached ./strace-static-x86_64: Process 32275 attached [pid 293] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12577", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13191", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 289] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 32274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32274] <... prctl resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 293] umount2("./13191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13191/binderfs", [pid 289] umount2("./12577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] unlink("./13191/binderfs" [pid 289] newfstatat(AT_FDCWD, "./12577/binderfs", [pid 32274] setpgid(0, 0) = 0 [pid 293] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] getdents64(3, [pid 289] unlink("./12577/binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... unlink resumed>) = 0 [pid 293] close(3 [pid 289] getdents64(3, [pid 293] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] rmdir("./13191" [pid 289] close(3 [pid 32274] <... openat resumed>) = 3 [pid 32274] write(3, "1000", 4) = 4 [pid 32274] close(3 [pid 293] <... rmdir resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 293] mkdir("./13192", 0777 [pid 289] rmdir("./12577" [pid 32274] <... close resumed>) = 0 [pid 32274] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32274] write(1, "executing program\n", 18 [pid 293] <... mkdir resumed>) = 0 [pid 32274] <... write resumed>) = 18 [pid 32274] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7executing program , buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12578", 0777 [pid 32274] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32274] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32274] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32274] exit_group(0) = ? ./strace-static-x86_64: Process 32277 attached [pid 32276] set_robust_list(0x5555712b4660, 24 [pid 32275] set_robust_list(0x5555712b4660, 24 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32277 [pid 289] <... mkdir resumed>) = 0 [pid 32274] +++ exited with 0 +++ [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32277] set_robust_list(0x5555712b4660, 24) = 0 [pid 32277] chdir("./13192") = 0 [pid 32277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32278 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32277] setpgid(0, 0) = 0 [pid 32275] <... set_robust_list resumed>) = 0 [pid 32276] <... set_robust_list resumed>) = 0 [pid 32277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32277] write(3, "1000", 4 [pid 32275] chdir("./13069" [pid 32277] <... write resumed>) = 4 [pid 32277] close(3) = 0 [pid 32277] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32277] write(1, "executing program\n", 18 executing program [pid 32276] chdir("./12731" [pid 32277] <... write resumed>) = 18 [pid 32277] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32277] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32277] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32277] write(-1, "0x0000000000000001", 18 [pid 32276] <... chdir resumed>) = 0 [pid 32275] <... chdir resumed>) = 0 [pid 32277] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32277] exit_group(0) = ? [pid 32275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32276] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32278 attached [pid 32277] +++ exited with 0 +++ [pid 32275] <... prctl resumed>) = 0 [pid 32276] <... prctl resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32276] setpgid(0, 0 [pid 32275] setpgid(0, 0 [pid 32278] set_robust_list(0x5555712b4660, 24) = 0 [pid 32278] chdir("./12578" [pid 32276] <... setpgid resumed>) = 0 [pid 32275] <... setpgid resumed>) = 0 [pid 32278] <... chdir resumed>) = 0 [pid 32278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32278] setpgid(0, 0 [pid 32276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32278] <... setpgid resumed>) = 0 [pid 32275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32276] <... openat resumed>) = 3 [pid 32275] <... openat resumed>) = 3 [pid 32276] write(3, "1000", 4 [pid 32278] <... openat resumed>) = 3 [pid 32278] write(3, "1000", 4) = 4 [pid 32278] close(3) = 0 [pid 32276] <... write resumed>) = 4 [pid 32275] write(3, "1000", 4 [pid 32278] symlink("/dev/binderfs", "./binderfs" [pid 32276] close(3 [pid 32275] <... write resumed>) = 4 [pid 32276] <... close resumed>) = 0 [pid 32275] close(3executing program [pid 32276] symlink("/dev/binderfs", "./binderfs" [pid 32278] <... symlink resumed>) = 0 [pid 32278] write(1, "executing program\n", 18) = 18 [pid 32278] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... restart_syscall resumed>) = 0 [pid 32278] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] umount2("./12878", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32276] <... symlink resumed>) = 0 [pid 32275] <... close resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32278] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32276] write(1, "executing program\n", 18executing program [pid 32275] symlink("/dev/binderfs", "./binderfs" [pid 291] <... openat resumed>) = 3 [pid 32278] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] newfstatat(3, "", [pid 32278] write(-1, "0x0000000000000001", 18 [pid 32276] <... write resumed>) = 18 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32278] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] getdents64(3, [pid 32278] exit_group(0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32276] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 executing program [pid 32275] <... symlink resumed>) = 0 [pid 291] umount2("./12878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32278] <... exit_group resumed>) = ? [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32276] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32275] write(1, "executing program\n", 18 [pid 291] newfstatat(AT_FDCWD, "./12878/binderfs", [pid 32276] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32275] <... write resumed>) = 18 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32278] +++ exited with 0 +++ [pid 32276] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32275] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] unlink("./12878/binderfs" [pid 32276] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32275] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... unlink resumed>) = 0 [pid 32276] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32275] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32275] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32276] write(-1, "0x0000000000000001", 18 [pid 32275] write(-1, "0x0000000000000001", 18 [pid 32276] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32275] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] close(3 [pid 32275] exit_group(0) = ? [pid 32276] exit_group(0 [pid 291] <... close resumed>) = 0 [pid 32276] <... exit_group resumed>) = ? [pid 32275] +++ exited with 0 +++ [pid 291] rmdir("./12878" [pid 293] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... rmdir resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] mkdir("./12879", 0777 [pid 32276] +++ exited with 0 +++ [pid 289] <... restart_syscall resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... mkdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13192", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12578", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32279 attached [pid 293] umount2("./13192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32279 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13192/binderfs", [pid 289] openat(AT_FDCWD, "./12578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32279] set_robust_list(0x5555712b4660, 24 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32279] <... set_robust_list resumed>) = 0 [pid 293] unlink("./13192/binderfs" [pid 289] <... openat resumed>) = 3 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 289] newfstatat(3, "", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32279] chdir("./12879" [pid 293] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13192" [pid 289] getdents64(3, [pid 32279] <... chdir resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] mkdir("./13193", 0777 [pid 32279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] umount2("./12578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... mkdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32279] <... prctl resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(AT_FDCWD, "./12578/binderfs", [pid 32279] setpgid(0, 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 32280 attached [pid 32279] <... setpgid resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32280 [pid 289] unlink("./12578/binderfs" [pid 32280] set_robust_list(0x5555712b4660, 24 [pid 289] <... unlink resumed>) = 0 [pid 32280] <... set_robust_list resumed>) = 0 [pid 32279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] getdents64(3, [pid 32279] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32280] chdir("./13193" [pid 32279] write(3, "1000", 4 [pid 289] close(3 [pid 32279] <... write resumed>) = 4 [pid 289] <... close resumed>) = 0 [pid 32279] close(3 [pid 289] rmdir("./12578" [pid 32280] <... chdir resumed>) = 0 [pid 32280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32280] setpgid(0, 0) = 0 [pid 32280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... rmdir resumed>) = 0 [pid 32279] <... close resumed>) = 0 [pid 289] mkdir("./12579", 0777 [pid 32280] <... openat resumed>) = 3 [pid 290] <... restart_syscall resumed>) = 0 [pid 32280] write(3, "1000", 4) = 4 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 executing program [pid 32280] close(3 [pid 32279] symlink("/dev/binderfs", "./binderfs" [pid 290] umount2("./12731", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32280] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32280] symlink("/dev/binderfs", "./binderfs" [pid 290] openat(AT_FDCWD, "./12731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32280] <... symlink resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 32280] write(1, "executing program\n", 18 [pid 292] umount2("./13069", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(3, "", [pid 32280] <... write resumed>) = 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32281 [pid 32280] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32279] <... symlink resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13069", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] getdents64(3, executing program [pid 32280] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32279] write(1, "executing program\n", 18 [pid 292] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32280] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32279] <... write resumed>) = 18 [pid 292] newfstatat(3, "", [pid 290] umount2("./12731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32280] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32279] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32280] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32279] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 290] newfstatat(AT_FDCWD, "./12731/binderfs", [pid 32280] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32279] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32280] write(-1, "0x0000000000000001", 18 [pid 292] umount2("./13069/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] unlink("./12731/binderfs" [pid 32280] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32279] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 32281 attached [pid 32280] exit_group(0 [pid 32279] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] newfstatat(AT_FDCWD, "./13069/binderfs", [pid 290] getdents64(3, [pid 32280] <... exit_group resumed>) = ? [pid 32279] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32281] set_robust_list(0x5555712b4660, 24 [pid 32280] +++ exited with 0 +++ [pid 32279] write(-1, "0x0000000000000001", 18 [pid 292] unlink("./13069/binderfs" [pid 290] close(3 [pid 32281] <... set_robust_list resumed>) = 0 [pid 32279] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... close resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... unlink resumed>) = 0 [pid 290] rmdir("./12731" [pid 32281] chdir("./12579" [pid 32279] exit_group(0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] getdents64(3, [pid 290] <... rmdir resumed>) = 0 [pid 32279] <... exit_group resumed>) = ? [pid 290] mkdir("./12732", 0777 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 292] close(3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32279] +++ exited with 0 +++ [pid 32281] <... chdir resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13069" [pid 32281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32282 ./strace-static-x86_64: Process 32282 attached [pid 32282] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32281] <... prctl resumed>) = 0 [pid 292] mkdir("./13070", 0777 [pid 32282] chdir("./12732") = 0 [pid 32282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32282] setpgid(0, 0) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] umount2("./12879", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32281] setpgid(0, 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 291] openat(AT_FDCWD, "./12879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32281] <... setpgid resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32283 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 32282] write(3, "1000", 4 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32282] <... write resumed>) = 4 [pid 291] getdents64(3, [pid 32282] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32281] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13193", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32281] write(3, "1000", 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12879/binderfs", [pid 293] openat(AT_FDCWD, "./13193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32281] <... write resumed>) = 4 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] unlink("./12879/binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13193/binderfs", [pid 32281] close(3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] unlink("./13193/binderfs" [pid 32281] <... close resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 32281] symlink("/dev/binderfs", "./binderfs" [pid 293] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] rmdir("./13193" [pid 291] close(3 [pid 32281] <... symlink resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13194", 0777executing program [pid 291] <... close resumed>) = 0 [pid 32281] write(1, "executing program\n", 18 [pid 293] <... mkdir resumed>) = 0 [pid 32281] <... write resumed>) = 18 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] rmdir("./12879" [pid 32281] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32284 [pid 32282] <... close resumed>) = 0 [pid 32282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32281] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... rmdir resumed>) = 0 [pid 32282] write(1, "executing program\n", 18executing program [pid 32281] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] mkdir("./12880", 0777 [pid 32282] <... write resumed>) = 18 [pid 32282] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32281] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32281] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32282] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32282] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32282] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32282] write(-1, "0x0000000000000001", 18 [pid 32281] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32285 [pid 32282] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32282] exit_group(0 [pid 32281] write(-1, "0x0000000000000001", 18 [pid 32282] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32284 attached [pid 32281] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32281] exit_group(0 [pid 32282] +++ exited with 0 +++ [pid 32284] set_robust_list(0x5555712b4660, 24 [pid 32281] <... exit_group resumed>) = ? [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32283 attached [pid 32283] set_robust_list(0x5555712b4660, 24./strace-static-x86_64: Process 32285 attached ) = 0 [pid 32285] set_robust_list(0x5555712b4660, 24 [pid 32283] chdir("./13070" [pid 32285] <... set_robust_list resumed>) = 0 [pid 32285] chdir("./12880" [pid 32283] <... chdir resumed>) = 0 [pid 32281] +++ exited with 0 +++ [pid 32283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32283] <... prctl resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32285] <... chdir resumed>) = 0 [pid 32283] setpgid(0, 0 [pid 32285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32283] <... setpgid resumed>) = 0 [pid 32285] setpgid(0, 0 [pid 32284] <... set_robust_list resumed>) = 0 [pid 32283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32285] <... setpgid resumed>) = 0 [pid 32285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32284] chdir("./13194" [pid 32283] <... openat resumed>) = 3 [pid 32285] <... openat resumed>) = 3 [pid 32283] write(3, "1000", 4) = 4 [pid 32285] write(3, "1000", 4 [pid 32283] close(3 [pid 32285] <... write resumed>) = 4 [pid 32283] <... close resumed>) = 0 [pid 32285] close(3) = 0 [pid 32283] symlink("/dev/binderfs", "./binderfs" [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12732", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12732/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12732/binderfs" [pid 32284] <... chdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 32284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 32284] <... prctl resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12732" [pid 32284] setpgid(0, 0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12733", 0777 [pid 32284] <... setpgid resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 32286 attached [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32286 [pid 32285] symlink("/dev/binderfs", "./binderfs" [pid 32284] <... openat resumed>) = 3 [pid 32283] <... symlink resumed>) = 0 executing program [pid 32286] set_robust_list(0x5555712b4660, 24 [pid 32285] <... symlink resumed>) = 0 [pid 32284] write(3, "1000", 4 [pid 32283] write(1, "executing program\n", 18) = 18 executing program [pid 32284] <... write resumed>) = 4 [pid 32285] write(1, "executing program\n", 18) = 18 [pid 32283] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32285] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32283] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32285] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32283] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32285] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32283] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32286] <... set_robust_list resumed>) = 0 [pid 32284] close(3 [pid 32285] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32283] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32285] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32283] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32285] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32284] <... close resumed>) = 0 [pid 32283] write(-1, "0x0000000000000001", 18 [pid 32284] symlink("/dev/binderfs", "./binderfs" [pid 32285] write(-1, "0x0000000000000001", 18 [pid 32283] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32285] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32283] exit_group(0 [pid 32285] exit_group(0 [pid 32284] <... symlink resumed>) = 0 [pid 32283] <... exit_group resumed>) = ? [pid 32286] chdir("./12733"executing program ) = 0 [pid 32285] <... exit_group resumed>) = ? [pid 32284] write(1, "executing program\n", 18 [pid 32283] +++ exited with 0 +++ [pid 32286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32285] +++ exited with 0 +++ [pid 32284] <... write resumed>) = 18 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32284] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32286] <... prctl resumed>) = 0 [pid 32284] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32284] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] umount2("./12579", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32286] setpgid(0, 0 [pid 289] <... openat resumed>) = 3 [pid 32284] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] umount2("./12880", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(3, "", [pid 32284] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32284] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] openat(AT_FDCWD, "./12880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 291] <... openat resumed>) = 3 [pid 32286] <... setpgid resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(3, "", [pid 32284] write(-1, "0x0000000000000001", 18 [pid 289] umount2("./12579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32284] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32284] exit_group(0 [pid 291] getdents64(3, [pid 289] newfstatat(AT_FDCWD, "./12579/binderfs", [pid 32286] <... openat resumed>) = 3 [pid 32284] <... exit_group resumed>) = ? executing program [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32286] write(3, "1000", 4) = 4 [pid 291] umount2("./12880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] unlink("./12579/binderfs" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32286] close(3) = 0 [pid 32286] symlink("/dev/binderfs", "./binderfs" [pid 289] <... unlink resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12880/binderfs", [pid 289] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] unlink("./12880/binderfs" [pid 289] close(3 [pid 32286] <... symlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 291] getdents64(3, [pid 289] rmdir("./12579" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32286] write(1, "executing program\n", 18) = 18 [pid 32286] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] close(3 [pid 289] <... rmdir resumed>) = 0 [pid 32286] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... close resumed>) = 0 [pid 289] mkdir("./12580", 0777 [pid 291] rmdir("./12880" [pid 32286] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32286] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32286] write(-1, "0x0000000000000001", 18 [pid 289] <... mkdir resumed>) = 0 [pid 32286] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32286] exit_group(0) = ? [pid 291] <... rmdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] mkdir("./12881", 0777 [pid 32286] +++ exited with 0 +++ [pid 291] <... mkdir resumed>) = 0 [pid 32284] +++ exited with 0 +++ [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32287 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32287 attached [pid 32287] set_robust_list(0x5555712b4660, 24 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32288 [pid 32287] <... set_robust_list resumed>) = 0 [pid 32287] chdir("./12580") = 0 [pid 32287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32287] setpgid(0, 0) = 0 [pid 32287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 32288 attached ) = 3 [pid 32287] write(3, "1000", 4 [pid 292] <... restart_syscall resumed>) = 0 [pid 32287] <... write resumed>) = 4 [pid 32288] set_robust_list(0x5555712b4660, 24 [pid 32287] close(3) = 0 [pid 32288] <... set_robust_list resumed>) = 0 [pid 292] umount2("./13070", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32287] symlink("/dev/binderfs", "./binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13070", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... restart_syscall resumed>) = 0 executing program [pid 32288] chdir("./12881" [pid 32287] <... symlink resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 32287] write(1, "executing program\n", 18 [pid 292] newfstatat(3, "", [pid 32288] <... chdir resumed>) = 0 [pid 32287] <... write resumed>) = 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32287] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] getdents64(3, [pid 290] umount2("./12733", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32288] <... prctl resumed>) = 0 [pid 32287] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32288] setpgid(0, 0 [pid 32287] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] umount2("./13070/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32288] <... setpgid resumed>) = 0 [pid 32287] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32287] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] newfstatat(AT_FDCWD, "./13070/binderfs", [pid 32288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32287] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... openat resumed>) = 3 [pid 32287] write(-1, "0x0000000000000001", 18 [pid 292] unlink("./13070/binderfs" [pid 290] newfstatat(3, "", [pid 32288] <... openat resumed>) = 3 [pid 32287] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... unlink resumed>) = 0 [pid 32288] write(3, "1000", 4 [pid 32287] exit_group(0 [pid 292] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32288] <... write resumed>) = 4 [pid 32287] <... exit_group resumed>) = ? [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 290] getdents64(3, [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13070" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32288] close(3 [pid 32287] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 290] umount2("./12733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] mkdir("./13071", 0777 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32288] <... close resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12733/binderfs", [pid 32288] symlink("/dev/binderfs", "./binderfs" [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32288] <... symlink resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 290] unlink("./12733/binderfs"executing program [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32288] write(1, "executing program\n", 18 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... unlink resumed>) = 0 [pid 32288] <... write resumed>) = 18 [pid 293] umount2("./13194", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] openat(AT_FDCWD, "./13194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] close(3 [pid 293] <... openat resumed>) = 3 [pid 290] <... close resumed>) = 0 [pid 32288] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] newfstatat(3, "", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32289 [pid 290] rmdir("./12733" [pid 32288] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32288] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] getdents64(3, [pid 290] mkdir("./12734", 0777 [pid 32288] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... mkdir resumed>) = 0 [pid 32288] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32288] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13194/binderfs", [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32290 [pid 32288] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32288] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13194/binderfs") = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32288] exit_group(0 [pid 293] close(3 [pid 32288] <... exit_group resumed>) = ? [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13194") = 0 [pid 293] mkdir("./13195", 0777 [pid 32288] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32290 attached , child_tidptr=0x5555712b4650) = 32291 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... restart_syscall resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32289 attached ) = 0 [pid 32289] set_robust_list(0x5555712b4660, 24) = 0 [pid 32289] chdir("./13071" [pid 291] umount2("./12881", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12580", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32289] <... chdir resumed>) = 0 [pid 32289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] openat(AT_FDCWD, "./12881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... openat resumed>) = 3 [pid 289] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 289] newfstatat(3, "", [pid 32289] setpgid(0, 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32289] <... setpgid resumed>) = 0 [pid 291] getdents64(3, [pid 289] getdents64(3, [pid 32289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12881/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12580/binderfs", [pid 32290] set_robust_list(0x5555712b4660, 24 [pid 32289] <... openat resumed>) = 3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32289] write(3, "1000", 4) = 4 [pid 291] unlink("./12881/binderfs" [pid 289] unlink("./12580/binderfs" [pid 32289] close(3) = 0 [pid 291] <... unlink resumed>) = 0 [pid 32289] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] getdents64(3, [pid 289] <... unlink resumed>) = 0 [pid 32290] <... set_robust_list resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] getdents64(3, [pid 291] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... close resumed>) = 0 [pid 289] close(3 [pid 291] rmdir("./12881" [pid 289] <... close resumed>) = 0 [pid 32289] write(1, "executing program\n", 18) = 18 [pid 32289] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7executing program , buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... rmdir resumed>) = 0 [pid 289] rmdir("./12580" [pid 291] mkdir("./12882", 0777 [pid 32289] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32289] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32289] write(-1, "0x0000000000000001", 18 [pid 289] <... rmdir resumed>) = 0 [pid 32289] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32289] exit_group(0 [pid 291] <... mkdir resumed>) = 0 [pid 289] mkdir("./12581", 0777 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32289] <... exit_group resumed>) = ? [pid 32289] +++ exited with 0 +++ [pid 289] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32291 attached [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32292 [pid 32291] set_robust_list(0x5555712b4660, 24) = 0 [pid 32291] chdir("./13195") = 0 [pid 32291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32293 [pid 32291] <... prctl resumed>) = 0 [pid 32291] setpgid(0, 0) = 0 [pid 32291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32290] chdir("./12734" [pid 32291] write(3, "1000", 4) = 4 [pid 32291] close(3) = 0 [pid 32291] symlink("/dev/binderfs", "./binderfs" [pid 32290] <... chdir resumed>) = 0 executing program [pid 32291] <... symlink resumed>) = 0 [pid 32291] write(1, "executing program\n", 18) = 18 [pid 32291] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32291] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32291] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32291] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32291] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32290] <... prctl resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32291] exit_group(0 [pid 32290] setpgid(0, 0 [pid 32291] <... exit_group resumed>) = ? [pid 32290] <... setpgid resumed>) = 0 [pid 292] umount2("./13071", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13071", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", [pid 32290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13071/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32290] <... openat resumed>) = 3 [pid 292] newfstatat(AT_FDCWD, "./13071/binderfs", ./strace-static-x86_64: Process 32293 attached [pid 32290] write(3, "1000", 4 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32290] <... write resumed>) = 4 [pid 292] unlink("./13071/binderfs" [pid 32291] +++ exited with 0 +++ [pid 32290] close(3 [pid 292] <... unlink resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] getdents64(3, [pid 32290] <... close resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32292 attached [pid 292] close(3 [pid 32290] symlink("/dev/binderfs", "./binderfs" [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13071" [pid 32292] set_robust_list(0x5555712b4660, 24) = 0 [pid 32292] chdir("./12882") = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] mkdir("./13072", 0777 [pid 32292] <... prctl resumed>) = 0 [pid 32292] setpgid(0, 0) = 0 [pid 32292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... mkdir resumed>) = 0 [pid 32290] <... symlink resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13195", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 32290] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32294 [pid 293] umount2("./13195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32290] <... write resumed>) = 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13195/binderfs", [pid 32290] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13195/binderfs") = 0 [pid 32290] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 32293] set_robust_list(0x5555712b4660, 24 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13195" [pid 32293] <... set_robust_list resumed>) = 0 [pid 32290] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13196", 0777 [pid 32293] chdir("./12581" [pid 32290] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32293] <... chdir resumed>) = 0 [pid 32290] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 32295 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32295 [pid 32293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32292] <... openat resumed>) = 3 [pid 32290] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32292] write(3, "1000", 4) = 4 [pid 32292] close(3) = 0 [pid 32292] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32290] write(-1, "0x0000000000000001", 18 [pid 32295] set_robust_list(0x5555712b4660, 24 [pid 32293] <... prctl resumed>) = 0 [pid 32292] write(1, "executing program\n", 18executing program [pid 32295] <... set_robust_list resumed>) = 0 [pid 32293] setpgid(0, 0 [pid 32290] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32293] <... setpgid resumed>) = 0 [pid 32292] <... write resumed>) = 18 [pid 32292] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32290] exit_group(0 [pid 32292] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32290] <... exit_group resumed>) = ? [pid 32292] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32292] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32292] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32292] exit_group(0) = ? [pid 32293] <... openat resumed>) = 3 [pid 32292] +++ exited with 0 +++ [pid 32295] chdir("./13196" [pid 32290] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32293] write(3, "1000", 4 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32293] <... write resumed>) = 4 ./strace-static-x86_64: Process 32294 attached [pid 32294] set_robust_list(0x5555712b4660, 24) = 0 [pid 32294] chdir("./13072") = 0 [pid 32294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32294] setpgid(0, 0 [pid 32293] close(3 [pid 32294] <... setpgid resumed>) = 0 [pid 32294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32293] <... close resumed>) = 0 [pid 32295] <... chdir resumed>) = 0 [pid 32294] <... openat resumed>) = 3 [pid 32294] write(3, "1000", 4) = 4 [pid 32294] close(3) = 0 [pid 32293] symlink("/dev/binderfs", "./binderfs" [pid 32294] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32294] write(1, "executing program\n", 18executing program [pid 32293] <... symlink resumed>) = 0 [pid 32294] <... write resumed>) = 18 [pid 32294] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32294] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32294] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) executing program [pid 290] <... restart_syscall resumed>) = 0 [pid 32293] write(1, "executing program\n", 18 [pid 32295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] umount2("./12734", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32293] <... write resumed>) = 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32295] <... prctl resumed>) = 0 [pid 32293] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 32293] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32295] setpgid(0, 0 [pid 32293] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] getdents64(3, [pid 32295] <... setpgid resumed>) = 0 [pid 32293] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32293] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] umount2("./12734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12734/binderfs", [pid 32293] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] unlink("./12734/binderfs" [pid 32293] write(-1, "0x0000000000000001", 18 [pid 290] <... unlink resumed>) = 0 [pid 32293] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] getdents64(3, [pid 32294] write(-1, "0x0000000000000001", 18 [pid 32293] exit_group(0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32295] <... openat resumed>) = 3 [pid 32294] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32293] <... exit_group resumed>) = ? [pid 290] close(3 [pid 32294] exit_group(0 [pid 290] <... close resumed>) = 0 [pid 32294] <... exit_group resumed>) = ? [pid 290] rmdir("./12734" [pid 32295] write(3, "1000", 4 [pid 32294] +++ exited with 0 +++ [pid 32293] +++ exited with 0 +++ [pid 290] <... rmdir resumed>) = 0 [pid 32295] <... write resumed>) = 4 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] mkdir("./12735", 0777 [pid 32295] close(3 [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32295] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32295] symlink("/dev/binderfs", "./binderfs" [pid 292] umount2("./13072", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32296 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32296 attached [pid 292] openat(AT_FDCWD, "./13072", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32296] set_robust_list(0x5555712b4660, 24 [pid 292] <... openat resumed>) = 3 [pid 32295] <... symlink resumed>) = 0 [pid 292] newfstatat(3, "", [pid 32296] <... set_robust_list resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32295] write(1, "executing program\n", 18 [pid 292] getdents64(3, [pid 32296] chdir("./12735") = 0 executing program [pid 32295] <... write resumed>) = 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] umount2("./13072/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32295] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32296] <... prctl resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13072/binderfs", [pid 32295] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13072/binderfs" [pid 32295] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32296] setpgid(0, 0) = 0 [pid 32296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32296] write(3, "1000", 4) = 4 [pid 292] <... unlink resumed>) = 0 [pid 32296] close(3 [pid 292] getdents64(3, [pid 32295] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32296] <... close resumed>) = 0 [pid 292] close(3 [pid 32295] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program [pid 292] <... close resumed>) = 0 [pid 32296] symlink("/dev/binderfs", "./binderfs" [pid 292] rmdir("./13072" [pid 32295] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32296] <... symlink resumed>) = 0 [pid 32296] write(1, "executing program\n", 18 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] mkdir("./13073", 0777 [pid 32296] <... write resumed>) = 18 [pid 32296] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32296] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... mkdir resumed>) = 0 [pid 32296] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32296] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12581", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32295] write(-1, "0x0000000000000001", 18 [pid 32296] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32296] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12882", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32295] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32297 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32295] exit_group(0 [pid 291] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32295] <... exit_group resumed>) = ? [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 291] getdents64(3, [pid 32296] exit_group(0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12581/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12882/binderfs", [pid 32296] <... exit_group resumed>) = ? [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12581/binderfs" [pid 291] unlink("./12882/binderfs" [pid 32296] +++ exited with 0 +++ [pid 291] <... unlink resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32295] +++ exited with 0 +++ [pid 291] getdents64(3, [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] getdents64(3, [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] close(3 [pid 289] close(3 [pid 291] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 291] rmdir("./12882" [pid 289] rmdir("./12581"./strace-static-x86_64: Process 32297 attached [pid 32297] set_robust_list(0x5555712b4660, 24) = 0 [pid 32297] chdir("./13073" [pid 291] <... rmdir resumed>) = 0 [pid 32297] <... chdir resumed>) = 0 [pid 32297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32297] setpgid(0, 0) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 291] mkdir("./12883", 0777 [pid 289] mkdir("./12582", 0777 [pid 32297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 291] <... mkdir resumed>) = 0 [pid 32297] write(3, "1000", 4) = 4 [pid 32297] close(3) = 0 [pid 32297] symlink("/dev/binderfs", "./binderfs" [pid 289] <... mkdir resumed>) = 0 executing program [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32297] <... symlink resumed>) = 0 [pid 32297] write(1, "executing program\n", 18) = 18 [pid 32297] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32297] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32298 [pid 32297] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32299 [pid 32297] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32297] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32297] exit_group(0) = ? ./strace-static-x86_64: Process 32299 attached [pid 32299] set_robust_list(0x5555712b4660, 24) = 0 [pid 32299] chdir("./12582" [pid 32297] +++ exited with 0 +++ [pid 32299] <... chdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32299] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32298 attached ) = 0 [pid 32298] set_robust_list(0x5555712b4660, 24) = 0 [pid 32299] setpgid(0, 0 [pid 32298] chdir("./12883") = 0 [pid 32298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32298] setpgid(0, 0) = 0 [pid 32299] <... setpgid resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12735", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13196", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 293] openat(AT_FDCWD, "./13196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] newfstatat(3, "", [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 293] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12735/binderfs", [pid 293] newfstatat(AT_FDCWD, "./13196/binderfs", [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12735/binderfs" [pid 293] unlink("./13196/binderfs" [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 293] <... unlink resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 293] getdents64(3, [pid 290] rmdir("./12735" [pid 32299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12736", 0777 [pid 32299] <... openat resumed>) = 3 [pid 293] close(3 [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32299] write(3, "1000", 4 [pid 293] <... close resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32300 [pid 293] rmdir("./13196" [pid 32299] <... write resumed>) = 4 [pid 292] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32300 attached [pid 32298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32298] write(3, "1000", 4) = 4 [pid 293] <... rmdir resumed>) = 0 executing program [pid 32298] close(3) = 0 [pid 293] mkdir("./13197", 0777 [pid 32298] symlink("/dev/binderfs", "./binderfs" [pid 292] umount2("./13073", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32298] <... symlink resumed>) = 0 [pid 32298] write(1, "executing program\n", 18) = 18 [pid 293] <... mkdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] openat(AT_FDCWD, "./13073", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32298] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... openat resumed>) = 3 [pid 32298] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32298] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32298] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] newfstatat(3, "", [pid 32298] write(-1, "0x0000000000000001", 18 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32301 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32298] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32298] exit_group(0 [pid 292] getdents64(3, [pid 32298] <... exit_group resumed>) = ? [pid 32300] set_robust_list(0x5555712b4660, 24 [pid 32299] close(3 [pid 32298] +++ exited with 0 +++ [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13073/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] newfstatat(AT_FDCWD, "./13073/binderfs", ./strace-static-x86_64: Process 32301 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13073/binderfs" [pid 32301] set_robust_list(0x5555712b4660, 24) = 0 [pid 32301] chdir("./13197") = 0 [pid 292] <... unlink resumed>) = 0 [pid 32301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] getdents64(3, [pid 32301] <... prctl resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32299] <... close resumed>) = 0 [pid 292] close(3 [pid 32301] setpgid(0, 0executing program [pid 32299] symlink("/dev/binderfs", "./binderfs" [pid 292] <... close resumed>) = 0 [pid 32301] <... setpgid resumed>) = 0 [pid 292] rmdir("./13073" [pid 32301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 292] mkdir("./13074", 0777 [pid 32301] write(3, "1000", 4) = 4 [pid 32301] close(3) = 0 [pid 32301] symlink("/dev/binderfs", "./binderfs" [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] umount2("./12883", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32301] <... symlink resumed>) = 0 [pid 32301] write(1, "executing program\n", 18) = 18 [pid 32301] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32302 [pid 291] openat(AT_FDCWD, "./12883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32301] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 32299] <... symlink resumed>) = 0 executing program [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 32299] write(1, "executing program\n", 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32299] <... write resumed>) = 18 [pid 291] umount2("./12883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32301] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32301] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32299] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] newfstatat(AT_FDCWD, "./12883/binderfs", [pid 32301] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32299] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32301] write(-1, "0x0000000000000001", 18 [pid 291] unlink("./12883/binderfs" [pid 32299] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32301] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32301] exit_group(0 [pid 291] <... unlink resumed>) = 0 [pid 32299] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32301] <... exit_group resumed>) = ? [pid 32299] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32301] +++ exited with 0 +++ [pid 32300] <... set_robust_list resumed>) = 0 [pid 32299] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] close(3) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] rmdir("./12883" [pid 32299] write(-1, "0x0000000000000001", 18 [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32302 attached [pid 32302] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 32299] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] mkdir("./12884", 0777 [pid 32302] chdir("./13074") = 0 [pid 32302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32302] setpgid(0, 0) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32299] exit_group(0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32302] <... openat resumed>) = 3 [pid 32302] write(3, "1000", 4) = 4 [pid 32302] close(3) = 0 [pid 32302] symlink("/dev/binderfs", "./binderfs" [pid 32299] <... exit_group resumed>) = ? executing program [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32303 [pid 32302] <... symlink resumed>) = 0 [pid 32302] write(1, "executing program\n", 18) = 18 [pid 32302] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32302] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32299] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32302] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32302] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32302] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32300] chdir("./12736" [pid 32302] exit_group(0) = ? [pid 32300] <... chdir resumed>) = 0 [pid 32300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32302] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32303 attached [pid 32303] set_robust_list(0x5555712b4660, 24) = 0 [pid 32303] chdir("./12884") = 0 [pid 32303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32303] setpgid(0, 0) = 0 [pid 32303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32300] setpgid(0, 0 [pid 32303] <... openat resumed>) = 3 [pid 32303] write(3, "1000", 4) = 4 [pid 293] <... restart_syscall resumed>) = 0 [pid 32303] close(3) = 0 [pid 32303] symlink("/dev/binderfs", "./binderfs" [pid 293] umount2("./13197", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", [pid 32303] <... symlink resumed>) = 0 executing program [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32303] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 32303] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32303] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32303] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(AT_FDCWD, "./13197/binderfs", [pid 32303] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13197/binderfs" [pid 32303] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32303] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... unlink resumed>) = 0 [pid 32303] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32303] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32300] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13197" [pid 32303] exit_group(0) = ? [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13198", 0777 [pid 32303] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... restart_syscall resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32304 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32304 attached [pid 289] umount2("./12582", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13074", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32304] set_robust_list(0x5555712b4660, 24 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32304] <... set_robust_list resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] openat(AT_FDCWD, "./13074", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32304] chdir("./13198" [pid 292] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32304] <... chdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] getdents64(3, [pid 32304] <... prctl resumed>) = 0 [pid 292] getdents64(3, [pid 32300] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32304] setpgid(0, 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32304] <... setpgid resumed>) = 0 [pid 289] umount2("./12582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13074/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32300] write(3, "1000", 4) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13074/binderfs", [pid 32300] close(3) = 0 [pid 289] newfstatat(AT_FDCWD, "./12582/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] unlink("./13074/binderfs" [pid 289] unlink("./12582/binderfs" [pid 32300] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... unlink resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 289] getdents64(3, [pid 32304] <... openat resumed>) = 3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32304] write(3, "1000", 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32304] <... write resumed>) = 4 [pid 292] close(3 [pid 32304] close(3 [pid 289] close(3 [pid 292] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32304] <... close resumed>) = 0 [pid 292] rmdir("./13074" [pid 32304] symlink("/dev/binderfs", "./binderfs" [pid 289] rmdir("./12582"executing program [pid 32300] write(1, "executing program\n", 18 [pid 292] <... rmdir resumed>) = 0 [pid 32300] <... write resumed>) = 18 [pid 32300] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... rmdir resumed>) = 0 [pid 292] mkdir("./13075", 0777 [pid 289] mkdir("./12583", 0777 [pid 32300] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32300] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32300] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... mkdir resumed>) = 0 [pid 32300] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32300] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... restart_syscall resumed>) = 0 [pid 32300] exit_group(0executing program ) = ? ./strace-static-x86_64: Process 32305 attached [pid 32304] <... symlink resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32305 [pid 32304] write(1, "executing program\n", 18 [pid 32305] set_robust_list(0x5555712b4660, 24 [pid 32300] +++ exited with 0 +++ [pid 32304] <... write resumed>) = 18 [pid 291] umount2("./12884", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32306 [pid 32305] <... set_robust_list resumed>) = 0 [pid 32304] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32304] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] openat(AT_FDCWD, "./12884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32306 attached [pid 32306] set_robust_list(0x5555712b4660, 24 [pid 291] <... openat resumed>) = 3 [pid 32304] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] newfstatat(3, "", [pid 32306] <... set_robust_list resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32304] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32304] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32306] chdir("./12583" [pid 32304] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32305] chdir("./13075" [pid 291] umount2("./12884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32304] write(-1, "0x0000000000000001", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32304] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32305] <... chdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12884/binderfs", [pid 32306] <... chdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32304] exit_group(0 [pid 291] unlink("./12884/binderfs" [pid 32305] <... prctl resumed>) = 0 [pid 32304] <... exit_group resumed>) = ? [pid 32306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] <... unlink resumed>) = 0 [pid 32306] setpgid(0, 0 [pid 291] getdents64(3, [pid 32306] <... setpgid resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] close(3 [pid 32306] <... openat resumed>) = 3 [pid 291] <... close resumed>) = 0 [pid 32306] write(3, "1000", 4 [pid 291] rmdir("./12884" [pid 32304] +++ exited with 0 +++ [pid 32306] <... write resumed>) = 4 [pid 32306] close(3) = 0 [pid 32306] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32305] setpgid(0, 0 [pid 291] <... rmdir resumed>) = 0 [pid 32305] <... setpgid resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] mkdir("./12885", 0777 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32306] write(1, "executing program\n", 18) = 18 [pid 32306] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32306] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32306] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... mkdir resumed>) = 0 [pid 32306] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32306] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32306] exit_group(0) = ? [pid 32306] +++ exited with 0 +++ [pid 32305] <... openat resumed>) = 3 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32307 [pid 32305] write(3, "1000", 4 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32305] <... write resumed>) = 4 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32305] close(3./strace-static-x86_64: Process 32307 attached [pid 32307] set_robust_list(0x5555712b4660, 24) = 0 [pid 32307] chdir("./12885") = 0 [pid 32307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32305] <... close resumed>) = 0 [pid 32307] setpgid(0, 0) = 0 [pid 32305] symlink("/dev/binderfs", "./binderfs" [pid 293] umount2("./13198", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] openat(AT_FDCWD, "./13198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32305] <... symlink resumed>) = 0 [pid 293] newfstatat(3, "", executing program [pid 32305] write(1, "executing program\n", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32307] <... openat resumed>) = 3 [pid 32307] write(3, "1000", 4) = 4 [pid 32307] close(3) = 0 [pid 293] getdents64(3, [pid 32305] <... write resumed>) = 18 [pid 32307] symlink("/dev/binderfs", "./binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32305] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] umount2("./13198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32305] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(AT_FDCWD, "./13198/binderfs", executing program {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32305] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] unlink("./13198/binderfs" [pid 32307] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 32307] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 32305] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32307] <... write resumed>) = 18 [pid 32305] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] close(3) = 0 [pid 293] rmdir("./13198" [pid 32305] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32307] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32307] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 32307] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32305] write(-1, "0x0000000000000001", 18 [pid 293] mkdir("./13199", 0777 [pid 32307] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32307] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32307] exit_group(0) = ? [pid 32307] +++ exited with 0 +++ [pid 32305] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12736", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... openat resumed>) = 3 [pid 32305] exit_group(0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32308 [pid 290] newfstatat(3, "", [pid 32305] <... exit_group resumed>) = ? [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12736/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12736/binderfs" [pid 32305] +++ exited with 0 +++ [pid 290] <... unlink resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12736" [pid 289] umount2("./12583", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12737", 0777) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] openat(AT_FDCWD, "./12583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32309 [pid 289] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32308 attached [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32308] set_robust_list(0x5555712b4660, 24 [pid 289] getdents64(3, [pid 32308] <... set_robust_list resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12583/binderfs", [pid 32308] chdir("./13199" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32308] <... chdir resumed>) = 0 [pid 289] unlink("./12583/binderfs" [pid 32308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32308] setpgid(0, 0 [pid 289] <... unlink resumed>) = 0 [pid 32308] <... setpgid resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 32308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] rmdir("./12583" [pid 32308] write(3, "1000", 4) = 4 [pid 32308] close(3) = 0 [pid 32308] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32308] write(1, "executing program\n", 18executing program [pid 289] mkdir("./12584", 0777 [pid 32308] <... write resumed>) = 18 [pid 32308] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32308] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32308] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... mkdir resumed>) = 0 [pid 291] umount2("./12885", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32308] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32308] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32308] exit_group(0 [pid 291] openat(AT_FDCWD, "./12885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32308] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32309 attached [pid 32308] +++ exited with 0 +++ [pid 291] <... openat resumed>) = 3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32310 [pid 291] newfstatat(3, "", [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32310 attached [pid 291] getdents64(3, [pid 32310] set_robust_list(0x5555712b4660, 24 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32310] <... set_robust_list resumed>) = 0 [pid 291] umount2("./12885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12885/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32310] chdir("./12584") = 0 [pid 291] unlink("./12885/binderfs" [pid 32310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32310] setpgid(0, 0) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12885" [pid 32310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32310] write(3, "1000", 4) = 4 [pid 32310] close(3 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12886", 0777 [pid 32310] <... close resumed>) = 0 [pid 32310] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32310] write(1, "executing program\n", 18 [pid 291] <... mkdir resumed>) = 0 [pid 32310] <... write resumed>) = 18 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32310] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32309] set_robust_list(0x5555712b4660, 24./strace-static-x86_64: Process 32311 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32311 [pid 32310] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32310] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32309] <... set_robust_list resumed>) = 0 [pid 32309] chdir("./12737" [pid 32311] set_robust_list(0x5555712b4660, 24 [pid 32310] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32310] write(-1, "0x0000000000000001", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 32309] <... chdir resumed>) = 0 [pid 32309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] umount2("./13199", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32310] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... restart_syscall resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32309] setpgid(0, 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13075", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32309] <... setpgid resumed>) = 0 [pid 32310] exit_group(0 [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] openat(AT_FDCWD, "./13075", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32311] <... set_robust_list resumed>) = 0 [pid 293] umount2("./13199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... openat resumed>) = 3 [pid 32310] <... exit_group resumed>) = ? [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(3, "", [pid 293] newfstatat(AT_FDCWD, "./13199/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32311] chdir("./12886" [pid 293] unlink("./13199/binderfs" [pid 292] getdents64(3, [pid 32311] <... chdir resumed>) = 0 [pid 32310] +++ exited with 0 +++ [pid 293] <... unlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] getdents64(3, [pid 32309] <... openat resumed>) = 3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] umount2("./13075/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32311] <... prctl resumed>) = 0 [pid 293] close(3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> executing program [pid 293] rmdir("./13199" [pid 292] newfstatat(AT_FDCWD, "./13075/binderfs", [pid 32311] setpgid(0, 0 [pid 32309] write(3, "1000", 4) = 4 [pid 32309] close(3) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 32309] symlink("/dev/binderfs", "./binderfs" [pid 293] mkdir("./13200", 0777 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32311] <... setpgid resumed>) = 0 [pid 32309] <... symlink resumed>) = 0 [pid 32309] write(1, "executing program\n", 18) = 18 [pid 32309] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... mkdir resumed>) = 0 [pid 292] unlink("./13075/binderfs" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32309] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32309] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 32309] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32309] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32309] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 292] getdents64(3, [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32312 [pid 32311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 32311] <... openat resumed>) = 3 [pid 32309] exit_group(0 [pid 292] <... close resumed>) = 0 [pid 32309] <... exit_group resumed>) = ? [pid 32311] write(3, "1000", 4 [pid 292] rmdir("./13075" [pid 32311] <... write resumed>) = 4 [pid 32309] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 32311] close(3 [pid 292] mkdir("./13076", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32312 attached [pid 32312] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32311] <... close resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32312] chdir("./13200") = 0 [pid 32312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32312] setpgid(0, 0) = 0 [pid 32312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32311] symlink("/dev/binderfs", "./binderfs" [pid 289] <... restart_syscall resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32313 [pid 32312] <... openat resumed>) = 3 [pid 32312] write(3, "1000", 4 [pid 289] umount2("./12584", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32312] <... write resumed>) = 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32311] <... symlink resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32312] close(3 [pid 289] <... openat resumed>) = 3 [pid 32311] write(1, "executing program\n", 18executing program [pid 289] newfstatat(3, "", [pid 32312] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32311] <... write resumed>) = 18 [pid 289] getdents64(3, [pid 32312] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32311] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32312] write(1, "executing program\n", 18 [pid 289] umount2("./12584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32311] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32312] <... write resumed>) = 18 [pid 289] newfstatat(AT_FDCWD, "./12584/binderfs", [pid 32311] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32312] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] unlink("./12584/binderfs" [pid 32311] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32312] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 289] <... unlink resumed>) = 0 [pid 32311] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] getdents64(3, [pid 32312] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32311] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32312] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] close(3 [pid 32312] write(-1, "0x0000000000000001", 18 [pid 32311] write(-1, "0x0000000000000001", 18 [pid 289] <... close resumed>) = 0 [pid 32312] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32311] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] rmdir("./12584" [pid 32312] exit_group(0) = ? [pid 32312] +++ exited with 0 +++ [pid 32311] exit_group(0 [pid 289] <... rmdir resumed>) = 0 [pid 32311] <... exit_group resumed>) = ? [pid 289] mkdir("./12585", 0777 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32313 attached [pid 32313] set_robust_list(0x5555712b4660, 24) = 0 [pid 32313] chdir("./13076" [pid 289] <... mkdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32313] <... chdir resumed>) = 0 [pid 32313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32313] setpgid(0, 0) = 0 [pid 32313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32314 [pid 32313] write(3, "1000", 4) = 4 [pid 32313] close(3) = 0 [pid 32313] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32311] +++ exited with 0 +++ executing program [pid 32313] write(1, "executing program\n", 18 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32313] <... write resumed>) = 18 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32313] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32313] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32313] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32313] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 32314 attached ) = -1 EBADF (Bad file descriptor) [pid 32314] set_robust_list(0x5555712b4660, 24 [pid 32313] exit_group(0 [pid 32314] <... set_robust_list resumed>) = 0 [pid 32313] <... exit_group resumed>) = ? [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12737", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32313] +++ exited with 0 +++ [pid 290] <... openat resumed>) = 3 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] newfstatat(3, "", [pid 32314] chdir("./12585" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12737/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32314] <... chdir resumed>) = 0 [pid 290] unlink("./12737/binderfs" [pid 32314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... unlink resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32314] <... prctl resumed>) = 0 [pid 290] close(3 [pid 293] umount2("./13200", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12737" [pid 32314] setpgid(0, 0 [pid 293] openat(AT_FDCWD, "./13200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... rmdir resumed>) = 0 [pid 32314] <... setpgid resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 290] mkdir("./12738", 0777 [pid 32314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] newfstatat(3, "", [pid 290] <... mkdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32314] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32315 attached [pid 293] getdents64(3, [pid 292] <... restart_syscall resumed>) = 0 [pid 32314] write(3, "1000", 4) = 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32315 [pid 32315] set_robust_list(0x5555712b4660, 24 [pid 32314] close(3 [pid 293] umount2("./13200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32314] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32315] <... set_robust_list resumed>) = 0 [pid 292] umount2("./13076", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32314] symlink("/dev/binderfs", "./binderfs" [pid 293] newfstatat(AT_FDCWD, "./13200/binderfs", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32314] <... symlink resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] openat(AT_FDCWD, "./13076", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY executing program [pid 32314] write(1, "executing program\n", 18 [pid 293] unlink("./13200/binderfs" [pid 292] <... openat resumed>) = 3 [pid 32315] chdir("./12738" [pid 32314] <... write resumed>) = 18 [pid 293] <... unlink resumed>) = 0 [pid 292] newfstatat(3, "", [pid 32314] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32314] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] getdents64(3, [pid 32314] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32314] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... close resumed>) = 0 [pid 292] umount2("./13076/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32314] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] rmdir("./13200" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32315] <... chdir resumed>) = 0 [pid 32314] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13076/binderfs", [pid 291] <... restart_syscall resumed>) = 0 [pid 32314] write(-1, "0x0000000000000001", 18 [pid 293] mkdir("./13201", 0777 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32314] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 292] unlink("./13076/binderfs" [pid 32314] exit_group(0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... unlink resumed>) = 0 [pid 32315] <... prctl resumed>) = 0 [pid 32314] <... exit_group resumed>) = ? [pid 292] getdents64(3, [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32316 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13076" [pid 32314] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13077", 0777 [pid 291] umount2("./12886", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32316 attached [pid 32315] setpgid(0, 0 [pid 292] <... mkdir resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32316] set_robust_list(0x5555712b4660, 24 [pid 32315] <... setpgid resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32317 attached [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32317 [pid 32317] set_robust_list(0x5555712b4660, 24 [pid 32316] <... set_robust_list resumed>) = 0 [pid 32315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] openat(AT_FDCWD, "./12886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32315] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 32315] write(3, "1000", 4 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32316] chdir("./13201" [pid 32315] <... write resumed>) = 4 [pid 32315] close(3 [pid 291] getdents64(3, [pid 32317] <... set_robust_list resumed>) = 0 [pid 32316] <... chdir resumed>) = 0 [pid 32315] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32315] symlink("/dev/binderfs", "./binderfs" [pid 291] umount2("./12886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32315] <... symlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32315] write(1, "executing program\n", 18 executing program [pid 291] newfstatat(AT_FDCWD, "./12886/binderfs", [pid 32316] setpgid(0, 0 [pid 32315] <... write resumed>) = 18 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12886/binderfs" [pid 32316] <... setpgid resumed>) = 0 [pid 32315] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... unlink resumed>) = 0 [pid 32316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32315] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32315] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32316] <... openat resumed>) = 3 [pid 32315] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] close(3 [pid 32315] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... close resumed>) = 0 [pid 32316] write(3, "1000", 4 [pid 32315] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] rmdir("./12886" [pid 32315] write(-1, "0x0000000000000001", 18 [pid 32316] <... write resumed>) = 4 [pid 32315] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12887", 0777 [pid 32315] exit_group(0 [pid 32316] close(3 [pid 32315] <... exit_group resumed>) = ? [pid 291] <... mkdir resumed>) = 0 [pid 32315] +++ exited with 0 +++ [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32316] <... close resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32316] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32318 attached [pid 32318] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32318 [pid 32316] <... symlink resumed>) = 0 executing program [pid 32318] chdir("./12887") = 0 [pid 32316] write(1, "executing program\n", 18 [pid 32318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32316] <... write resumed>) = 18 [pid 32318] <... prctl resumed>) = 0 [pid 32318] setpgid(0, 0) = 0 [pid 32318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32316] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32317] chdir("./13077" [pid 32318] <... openat resumed>) = 3 [pid 32316] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32317] <... chdir resumed>) = 0 [pid 32318] write(3, "1000", 4) = 4 [pid 32318] close(3) = 0 [pid 32317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32316] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32318] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32317] <... prctl resumed>) = 0 [pid 32316] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32318] write(1, "executing program\n", 18 [pid 32316] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32317] setpgid(0, 0 executing program [pid 32316] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32318] <... write resumed>) = 18 [pid 32316] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32318] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12585", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32316] exit_group(0 [pid 32318] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32316] <... exit_group resumed>) = ? [pid 289] openat(AT_FDCWD, "./12585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32318] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... openat resumed>) = 3 [pid 32318] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] newfstatat(3, "", [pid 32318] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32318] write(-1, "0x0000000000000001", 18 [pid 289] getdents64(3, [pid 32318] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32318] exit_group(0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32318] <... exit_group resumed>) = ? [pid 289] umount2("./12585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32318] +++ exited with 0 +++ [pid 32317] <... setpgid resumed>) = 0 [pid 32316] +++ exited with 0 +++ [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] newfstatat(AT_FDCWD, "./12585/binderfs", [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12585/binderfs") = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12585" [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12738", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] <... rmdir resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] mkdir("./12586", 0777 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] <... mkdir resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12738/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] unlink("./12738/binderfs") = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32319 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12738" [pid 32317] <... openat resumed>) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 32317] write(3, "1000", 4 [pid 290] mkdir("./12739", 0777 [pid 32317] <... write resumed>) = 4 [pid 290] <... mkdir resumed>) = 0 [pid 32317] close(3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32320 attached [pid 32317] <... close resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32320 ./strace-static-x86_64: Process 32319 attached [pid 32319] set_robust_list(0x5555712b4660, 24) = 0 [pid 32317] symlink("/dev/binderfs", "./binderfs" [pid 32320] set_robust_list(0x5555712b4660, 24 [pid 32319] chdir("./12586") = 0 [pid 32319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32317] <... symlink resumed>) = 0 [pid 32319] <... prctl resumed>) = 0 [pid 32319] setpgid(0, 0) = 0 executing program [pid 32320] <... set_robust_list resumed>) = 0 [pid 32317] write(1, "executing program\n", 18 [pid 32319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32317] <... write resumed>) = 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 32317] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13201", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32317] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] openat(AT_FDCWD, "./13201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12887", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13201/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] openat(AT_FDCWD, "./12887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32317] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] unlink("./13201/binderfs" [pid 32320] chdir("./12739" [pid 32317] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... unlink resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] newfstatat(3, "", [pid 32317] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] close(3) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] rmdir("./13201" [pid 32320] <... chdir resumed>) = 0 [pid 32319] <... openat resumed>) = 3 [pid 32317] write(-1, "0x0000000000000001", 18 [pid 293] <... rmdir resumed>) = 0 [pid 291] getdents64(3, [pid 293] mkdir("./13202", 0777 [pid 32320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32319] write(3, "1000", 4 [pid 32317] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32320] <... prctl resumed>) = 0 [pid 32319] <... write resumed>) = 4 [pid 32317] exit_group(0 [pid 291] umount2("./12887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32321 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32321 [pid 32321] set_robust_list(0x5555712b4660, 24 [pid 32320] setpgid(0, 0 [pid 32319] close(3 [pid 32317] <... exit_group resumed>) = ? [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32317] +++ exited with 0 +++ [pid 291] newfstatat(AT_FDCWD, "./12887/binderfs", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32320] <... setpgid resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32319] <... close resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] unlink("./12887/binderfs" [pid 32320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32319] symlink("/dev/binderfs", "./binderfs" [pid 291] <... unlink resumed>) = 0 [pid 32319] <... symlink resumed>) = 0 [pid 32320] <... openat resumed>) = 3 [pid 291] getdents64(3, [pid 32319] write(1, "executing program\n", 18executing program [pid 32320] write(3, "1000", 4 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32319] <... write resumed>) = 18 [pid 291] close(3 [pid 32320] <... write resumed>) = 4 [pid 291] <... close resumed>) = 0 [pid 32320] close(3 [pid 32319] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] rmdir("./12887" [pid 32320] <... close resumed>) = 0 [pid 32319] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... rmdir resumed>) = 0 [pid 32320] symlink("/dev/binderfs", "./binderfs" [pid 291] mkdir("./12888", 0777 [pid 32319] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... mkdir resumed>) = 0 [pid 32320] <... symlink resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32319] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32319] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32320] write(1, "executing program\n", 18./strace-static-x86_64: Process 32322 attached [pid 32322] set_robust_list(0x5555712b4660, 24) = 0 executing program [pid 32322] chdir("./12888" [pid 32320] <... write resumed>) = 18 [pid 32321] <... set_robust_list resumed>) = 0 [pid 32319] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32322 [pid 32319] write(-1, "0x0000000000000001", 18 [pid 32320] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32319] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32322] <... chdir resumed>) = 0 [pid 32322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32322] setpgid(0, 0) = 0 [pid 32322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32320] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32319] exit_group(0 [pid 32322] <... openat resumed>) = 3 [pid 32322] write(3, "1000", 4) = 4 [pid 32322] close(3 [pid 32320] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32319] <... exit_group resumed>) = ? [pid 32322] <... close resumed>) = 0 [pid 32322] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32320] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32322] write(1, "executing program\n", 18) = 18 [pid 32322] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32319] +++ exited with 0 +++ [pid 32320] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32322] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32320] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32321] chdir("./13202" [pid 32320] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32320] exit_group(0) = ? [pid 32320] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32322] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32321] <... chdir resumed>) = 0 [pid 32322] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32322] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32321] setpgid(0, 0) = 0 [pid 32322] exit_group(0) = ? [pid 32321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13077", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13077", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32321] write(3, "1000", 4 [pid 292] <... openat resumed>) = 3 [pid 32321] <... write resumed>) = 4 [pid 292] newfstatat(3, "", [pid 32321] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 32321] <... close resumed>) = 0 [pid 32321] symlink("/dev/binderfs", "./binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13077/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 292] newfstatat(AT_FDCWD, "./13077/binderfs", [pid 32321] <... symlink resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32321] write(1, "executing program\n", 18 [pid 292] unlink("./13077/binderfs" [pid 32321] <... write resumed>) = 18 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32321] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] close(3) = 0 [pid 32321] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32322] +++ exited with 0 +++ [pid 292] rmdir("./13077" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32321] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... rmdir resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] mkdir("./13078", 0777 [pid 32321] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 32321] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12586", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32321] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... openat resumed>) = 3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32323 [pid 289] newfstatat(3, "", [pid 32321] write(-1, "0x0000000000000001", 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32321] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32321] exit_group(0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32321] <... exit_group resumed>) = ? [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12888", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(AT_FDCWD, "./12586/binderfs", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12739", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] openat(AT_FDCWD, "./12888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] unlink("./12586/binderfs" [pid 32321] +++ exited with 0 +++ [pid 291] <... openat resumed>) = 3 [pid 290] openat(AT_FDCWD, "./12739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... unlink resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 289] getdents64(3, [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(3, "", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 289] <... close resumed>) = 0 [pid 291] umount2("./12888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] rmdir("./12586" [pid 291] newfstatat(AT_FDCWD, "./12888/binderfs", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32323 attached [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(AT_FDCWD, "./12739/binderfs", [pid 289] <... rmdir resumed>) = 0 [pid 291] unlink("./12888/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] mkdir("./12587", 0777 [pid 291] <... unlink resumed>) = 0 [pid 290] unlink("./12739/binderfs") = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 291] getdents64(3, [pid 290] <... close resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] rmdir("./12739" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] close(3 [pid 290] <... rmdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] mkdir("./12740", 0777 [pid 291] rmdir("./12888" [pid 290] <... mkdir resumed>) = 0 [pid 32323] set_robust_list(0x5555712b4660, 24 [pid 291] <... rmdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32324 ./strace-static-x86_64: Process 32324 attached [pid 293] <... restart_syscall resumed>) = 0 [pid 291] mkdir("./12889", 0777 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32325 [pid 32323] <... set_robust_list resumed>) = 0 [pid 32323] chdir("./13078" [pid 293] umount2("./13202", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... mkdir resumed>) = 0 [pid 32323] <... chdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] openat(AT_FDCWD, "./13202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32323] <... prctl resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 32323] setpgid(0, 0 [pid 293] newfstatat(3, "", [pid 32323] <... setpgid resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32326 ./strace-static-x86_64: Process 32325 attached [pid 32324] set_robust_list(0x5555712b4660, 24 [pid 32323] <... openat resumed>) = 3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32323] write(3, "1000", 4 [pid 293] umount2("./13202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32323] <... write resumed>) = 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32324] <... set_robust_list resumed>) = 0 [pid 32323] close(3 [pid 293] newfstatat(AT_FDCWD, "./13202/binderfs", [pid 32323] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32323] symlink("/dev/binderfs", "./binderfs" [pid 293] unlink("./13202/binderfs" [pid 32325] set_robust_list(0x5555712b4660, 24 [pid 32324] chdir("./12587" [pid 32323] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 executing program [pid 32323] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 32323] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32323] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32324] <... chdir resumed>) = 0 [pid 293] close(3 [pid 32325] <... set_robust_list resumed>) = 0 [pid 32323] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... close resumed>) = 0 [pid 32323] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] rmdir("./13202" [pid 32325] chdir("./12740" [pid 32324] <... prctl resumed>) = 0 [pid 32323] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 32323] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] mkdir("./13203", 0777 [pid 32325] <... chdir resumed>) = 0 [pid 32324] setpgid(0, 0 [pid 32323] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 32323] write(-1, "0x0000000000000001", 18 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32324] <... setpgid resumed>) = 0 [pid 32323] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32323] exit_group(0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32327 [pid 32324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32323] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32327 attached [pid 32325] <... prctl resumed>) = 0 [pid 32324] <... openat resumed>) = 3 [pid 32323] +++ exited with 0 +++ ./strace-static-x86_64: Process 32326 attached [pid 32326] set_robust_list(0x5555712b4660, 24) = 0 [pid 32327] set_robust_list(0x5555712b4660, 24 [pid 32326] chdir("./12889" [pid 32325] setpgid(0, 0 [pid 32324] write(3, "1000", 4 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32326] <... chdir resumed>) = 0 [pid 32326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32326] setpgid(0, 0) = 0 [pid 32326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32326] <... openat resumed>) = 3 [pid 32324] <... write resumed>) = 4 [pid 32326] write(3, "1000", 4) = 4 [pid 32326] close(3) = 0 [pid 32326] symlink("/dev/binderfs", "./binderfs" [pid 32327] <... set_robust_list resumed>) = 0 [pid 32326] <... symlink resumed>) = 0 [pid 32325] <... setpgid resumed>) = 0 [pid 32324] close(3 [pid 32326] write(1, "executing program\n", 18executing program ) = 18 [pid 32326] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32326] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32324] <... close resumed>) = 0 [pid 32326] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32324] symlink("/dev/binderfs", "./binderfs" [pid 32326] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32326] write(-1, "0x0000000000000001", 18 [pid 32324] <... symlink resumed>) = 0 [pid 32326] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32326] exit_group(0 [pid 32324] write(1, "executing program\n", 18executing program [pid 32325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32324] <... write resumed>) = 18 [pid 32326] <... exit_group resumed>) = ? [pid 32324] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32327] chdir("./13203" [pid 32326] +++ exited with 0 +++ [pid 32325] <... openat resumed>) = 3 [pid 32324] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32324] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32324] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32324] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32324] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32324] exit_group(0 [pid 32325] write(3, "1000", 4 [pid 32324] <... exit_group resumed>) = ? [pid 32324] +++ exited with 0 +++ [pid 32325] <... write resumed>) = 4 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32325] close(3 [pid 32327] <... chdir resumed>) = 0 [pid 32325] <... close resumed>) = 0 [pid 32327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32325] symlink("/dev/binderfs", "./binderfs" [pid 291] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12889", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32325] <... symlink resumed>) = 0 [pid 32325] write(1, "executing program\n", 18 [pid 291] <... openat resumed>) = 3 executing program [pid 291] newfstatat(3, "", [pid 32325] <... write resumed>) = 18 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32325] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] getdents64(3, [pid 32325] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32325] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] umount2("./12889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32325] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(AT_FDCWD, "./12889/binderfs", [pid 32325] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32325] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] unlink("./12889/binderfs" [pid 32325] write(-1, "0x0000000000000001", 18 [pid 291] <... unlink resumed>) = 0 [pid 32325] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 32325] exit_group(0 [pid 291] <... close resumed>) = 0 [pid 32325] <... exit_group resumed>) = ? [pid 291] rmdir("./12889") = 0 [pid 291] mkdir("./12890", 0777) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13078", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32328 [pid 292] openat(AT_FDCWD, "./13078", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32325] +++ exited with 0 +++ [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13078/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] newfstatat(AT_FDCWD, "./13078/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] unlink("./13078/binderfs" [pid 32327] <... prctl resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 32327] setpgid(0, 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13078" [pid 32327] <... setpgid resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13079", 0777 [pid 32327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32327] <... openat resumed>) = 3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32329 ./strace-static-x86_64: Process 32329 attached ./strace-static-x86_64: Process 32328 attached [pid 32327] write(3, "1000", 4 [pid 32328] set_robust_list(0x5555712b4660, 24) = 0 [pid 32329] set_robust_list(0x5555712b4660, 24 [pid 32328] chdir("./12890" [pid 32327] <... write resumed>) = 4 [pid 32328] <... chdir resumed>) = 0 [pid 32328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32328] setpgid(0, 0 [pid 32329] <... set_robust_list resumed>) = 0 [pid 32327] close(3 [pid 32328] <... setpgid resumed>) = 0 [pid 32328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32327] <... close resumed>) = 0 [pid 32328] <... openat resumed>) = 3 [pid 32327] symlink("/dev/binderfs", "./binderfs" [pid 32329] chdir("./13079" [pid 32328] write(3, "1000", 4) = 4 [pid 32328] close(3) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32328] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32327] <... symlink resumed>) = 0 [pid 290] umount2("./12740", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32328] write(1, "executing program\n", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 32327] write(1, "executing program\n", 18 [pid 289] umount2("./12587", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32327] <... write resumed>) = 18 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 289] openat(AT_FDCWD, "./12587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] newfstatat(3, "", [pid 32327] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 32327] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, executing program [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32328] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32327] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] getdents64(3, [pid 290] umount2("./12740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32328] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32327] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(AT_FDCWD, "./12740/binderfs", [pid 289] umount2("./12587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32327] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] unlink("./12740/binderfs" [pid 32327] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] newfstatat(AT_FDCWD, "./12587/binderfs", [pid 32328] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32327] write(-1, "0x0000000000000001", 18 [pid 290] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32327] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] getdents64(3, [pid 289] unlink("./12587/binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32328] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] close(3 [pid 289] <... unlink resumed>) = 0 [pid 32327] exit_group(0 [pid 290] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 32327] <... exit_group resumed>) = ? [pid 290] rmdir("./12740" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32328] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32328] write(-1, "0x0000000000000001", 18 [pid 290] <... rmdir resumed>) = 0 [pid 289] close(3 [pid 290] mkdir("./12741", 0777 [pid 289] <... close resumed>) = 0 [pid 32328] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32328] exit_group(0) = ? [pid 32328] +++ exited with 0 +++ [pid 32327] +++ exited with 0 +++ [pid 290] <... mkdir resumed>) = 0 [pid 289] rmdir("./12587" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... rmdir resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] mkdir("./12588", 0777 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32330 ./strace-static-x86_64: Process 32330 attached [pid 32330] set_robust_list(0x5555712b4660, 24) = 0 [pid 32330] chdir("./12741" [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32330] <... chdir resumed>) = 0 [pid 32330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13203", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32331 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, ./strace-static-x86_64: Process 32331 attached [pid 32329] <... chdir resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12890", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13203/binderfs", [pid 32329] <... prctl resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] openat(AT_FDCWD, "./12890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] unlink("./13203/binderfs" [pid 32331] set_robust_list(0x5555712b4660, 24 [pid 32329] setpgid(0, 0 [pid 293] <... unlink resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 293] getdents64(3, [pid 291] newfstatat(3, "", [pid 32329] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13203" [pid 291] getdents64(3, [pid 32331] <... set_robust_list resumed>) = 0 [pid 32329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13204", 0777 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32331] chdir("./12588" [pid 32329] <... openat resumed>) = 3 [pid 293] <... mkdir resumed>) = 0 [pid 291] umount2("./12890/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32332 attached [pid 32331] <... chdir resumed>) = 0 [pid 32329] write(3, "1000", 4 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32330] <... prctl resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32332 [pid 32330] setpgid(0, 0) = 0 [pid 32329] <... write resumed>) = 4 [pid 291] newfstatat(AT_FDCWD, "./12890/binderfs", [pid 32332] set_robust_list(0x5555712b4660, 24 [pid 32331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32329] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32329] <... close resumed>) = 0 [pid 291] unlink("./12890/binderfs" [pid 32332] <... set_robust_list resumed>) = 0 [pid 32331] <... prctl resumed>) = 0 [pid 32329] symlink("/dev/binderfs", "./binderfs" [pid 32330] <... openat resumed>) = 3 [pid 291] <... unlink resumed>) = 0 [pid 32330] write(3, "1000", 4) = 4 [pid 32329] <... symlink resumed>) = 0 [pid 291] getdents64(3, [pid 32330] close(3 executing program [pid 32329] write(1, "executing program\n", 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32330] <... close resumed>) = 0 [pid 32329] <... write resumed>) = 18 [pid 291] close(3 [pid 32330] symlink("/dev/binderfs", "./binderfs" [pid 291] <... close resumed>) = 0 [pid 32329] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] rmdir("./12890" [pid 32330] <... symlink resumed>) = 0 [pid 32330] write(1, "executing program\n", 18 [pid 291] <... rmdir resumed>) = 0 [pid 32329] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] mkdir("./12891", 0777 [pid 32330] <... write resumed>) = 18 [pid 32330] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32330] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program ) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 32329] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32331] setpgid(0, 0 [pid 32330] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32329] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32330] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32330] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32331] <... setpgid resumed>) = 0 [pid 32330] exit_group(0 [pid 32329] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32330] <... exit_group resumed>) = ? [pid 32329] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32333 [pid 32332] chdir("./13204" [pid 32331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32330] +++ exited with 0 +++ [pid 32329] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32333 attached [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32333] set_robust_list(0x5555712b4660, 24 [pid 32329] exit_group(0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32333] <... set_robust_list resumed>) = 0 [pid 32329] <... exit_group resumed>) = ? [pid 32331] <... openat resumed>) = 3 [pid 32333] chdir("./12891") = 0 [pid 32333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32333] setpgid(0, 0) = 0 [pid 32333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32329] +++ exited with 0 +++ [pid 32331] write(3, "1000", 4 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32333] <... openat resumed>) = 3 [pid 32332] <... chdir resumed>) = 0 [pid 32331] <... write resumed>) = 4 [pid 32333] write(3, "1000", 4) = 4 [pid 32333] close(3) = 0 [pid 32331] close(3 [pid 32333] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32331] <... close resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32333] write(1, "executing program\n", 18 [pid 32331] symlink("/dev/binderfs", "./binderfs"executing program [pid 32333] <... write resumed>) = 18 [pid 32333] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12741", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32333] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32331] <... symlink resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32333] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32331] write(1, "executing program\n", 18 executing program [pid 290] <... openat resumed>) = 3 [pid 32333] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32331] <... write resumed>) = 18 [pid 290] newfstatat(3, "", [pid 32333] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32331] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32332] <... prctl resumed>) = 0 [pid 32331] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32331] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] umount2("./12741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12741/binderfs", [pid 32331] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32331] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] unlink("./12741/binderfs" [pid 32331] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32331] write(-1, "0x0000000000000001", 18 [pid 290] close(3 [pid 32331] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12741" [pid 32331] exit_group(0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12742", 0777 [pid 32331] <... exit_group resumed>) = ? [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32334 attached , child_tidptr=0x5555712b4650) = 32334 [pid 32334] set_robust_list(0x5555712b4660, 24) = 0 [pid 32334] chdir("./12742" [pid 292] <... restart_syscall resumed>) = 0 [pid 32331] +++ exited with 0 +++ [pid 292] umount2("./13079", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] openat(AT_FDCWD, "./13079", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32332] setpgid(0, 0 [pid 292] getdents64(3, [pid 32332] <... setpgid resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32333] write(-1, "0x0000000000000001", 18 [pid 292] umount2("./13079/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13079/binderfs", [pid 32333] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13079/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13079") = 0 [pid 292] mkdir("./13080", 0777) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32333] exit_group(0 [pid 32332] <... openat resumed>) = 3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32335 [pid 32334] <... chdir resumed>) = 0 [pid 32333] <... exit_group resumed>) = ? [pid 32332] write(3, "1000", 4 [pid 32334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32334] setpgid(0, 0) = 0 [pid 32334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32334] write(3, "1000", 4) = 4 [pid 32333] +++ exited with 0 +++ [pid 32334] close(3 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32332] <... write resumed>) = 4 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32334] <... close resumed>) = 0 [pid 32332] close(3 [pid 291] <... restart_syscall resumed>) = 0 [pid 32334] symlink("/dev/binderfs", "./binderfs" [pid 32332] <... close resumed>) = 0 executing program ./strace-static-x86_64: Process 32335 attached [pid 32334] <... symlink resumed>) = 0 [pid 32332] symlink("/dev/binderfs", "./binderfs" [pid 32334] write(1, "executing program\n", 18) = 18 [pid 32334] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32332] <... symlink resumed>) = 0 [pid 291] umount2("./12891", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32334] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32332] write(1, "executing program\n", 18 [pid 291] openat(AT_FDCWD, "./12891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32334] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program [pid 32332] <... write resumed>) = 18 [pid 291] <... openat resumed>) = 3 [pid 32334] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32332] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] newfstatat(3, "", [pid 32332] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32332] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] getdents64(3, [pid 32334] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32332] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32332] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] umount2("./12891/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32332] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32334] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32332] write(-1, "0x0000000000000001", 18 [pid 291] newfstatat(AT_FDCWD, "./12891/binderfs", [pid 32332] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32334] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32334] exit_group(0) = ? [pid 32335] set_robust_list(0x5555712b4660, 24 [pid 32334] +++ exited with 0 +++ [pid 32332] exit_group(0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32332] <... exit_group resumed>) = ? [pid 291] unlink("./12891/binderfs" [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... unlink resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... restart_syscall resumed>) = 0 [pid 291] getdents64(3, [pid 289] umount2("./12588", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32332] +++ exited with 0 +++ [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] newfstatat(3, "", [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 32335] <... set_robust_list resumed>) = 0 [pid 291] rmdir("./12891" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12588/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 289] unlink("./12588/binderfs" [pid 291] mkdir("./12892", 0777 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12588" [pid 32335] chdir("./13080" [pid 291] <... mkdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... restart_syscall resumed>) = 0 [pid 289] mkdir("./12589", 0777) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32336 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32335] <... chdir resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32337 attached [pid 290] umount2("./12742", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32337 [pid 32337] set_robust_list(0x5555712b4660, 24 [pid 32335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13204", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32337] <... set_robust_list resumed>) = 0 [pid 32335] <... prctl resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... openat resumed>) = 3 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 290] newfstatat(3, "", [pid 32335] setpgid(0, 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32337] chdir("./12589" [pid 32335] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13204/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] unlink("./13204/binderfs") = 0 [pid 290] umount2("./12742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 32335] <... openat resumed>) = 3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] close(3 [pid 290] newfstatat(AT_FDCWD, "./12742/binderfs", [pid 32335] write(3, "1000", 4 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13204" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32337] <... chdir resumed>) = 0 [pid 32335] <... write resumed>) = 4 [pid 293] <... rmdir resumed>) = 0 [pid 290] unlink("./12742/binderfs" [pid 293] mkdir("./13205", 0777 [pid 32337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32335] close(3 [pid 293] <... mkdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32337] <... prctl resumed>) = 0 [pid 32335] <... close resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] getdents64(3, [pid 32337] setpgid(0, 0 [pid 32335] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32336 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32338 [pid 32336] set_robust_list(0x5555712b4660, 24 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32336] <... set_robust_list resumed>) = 0 [pid 32335] <... symlink resumed>) = 0 [pid 32336] chdir("./12892" [pid 32335] write(1, "executing program\n", 18 executing program [pid 290] close(3./strace-static-x86_64: Process 32338 attached [pid 32337] <... setpgid resumed>) = 0 [pid 32335] <... write resumed>) = 18 [pid 290] <... close resumed>) = 0 [pid 32336] <... chdir resumed>) = 0 [pid 290] rmdir("./12742" [pid 32335] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32336] setpgid(0, 0) = 0 [pid 32336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 32335] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... rmdir resumed>) = 0 [pid 32335] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] mkdir("./12743", 0777 [pid 32335] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32336] <... openat resumed>) = 3 [pid 32336] write(3, "1000", 4) = 4 [pid 32336] close(3) = 0 [pid 32336] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32336] write(1, "executing program\n", 18) = 18 [pid 32336] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32336] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32335] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... mkdir resumed>) = 0 [pid 32336] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32335] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32336] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32335] write(-1, "0x0000000000000001", 18 [pid 32336] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32336] exit_group(0 [pid 32335] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32336] <... exit_group resumed>) = ? [pid 32338] set_robust_list(0x5555712b4660, 24 [pid 32337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32336] +++ exited with 0 +++ [pid 32335] exit_group(0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32339 [pid 32335] <... exit_group resumed>) = ? [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32339 attached [pid 32339] set_robust_list(0x5555712b4660, 24) = 0 [pid 32339] chdir("./12743") = 0 [pid 32339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32335] +++ exited with 0 +++ [pid 32339] setpgid(0, 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32339] <... setpgid resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32337] <... openat resumed>) = 3 [pid 32339] <... openat resumed>) = 3 [pid 32338] <... set_robust_list resumed>) = 0 [pid 32337] write(3, "1000", 4 [pid 32339] write(3, "1000", 4) = 4 [pid 32337] <... write resumed>) = 4 [pid 32338] chdir("./13205" [pid 32339] close(3) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32337] close(3 [pid 32339] symlink("/dev/binderfs", "./binderfs" [pid 32337] <... close resumed>) = 0 [pid 32337] symlink("/dev/binderfs", "./binderfs" [pid 32338] <... chdir resumed>) = 0 [pid 291] umount2("./12892", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32339] <... symlink resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 32337] <... symlink resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32339] write(1, "executing program\n", 18 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 32337] write(1, "executing program\n", 18 [pid 32339] <... write resumed>) = 18 executing program [pid 291] getdents64(3, [pid 32339] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32337] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32339] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] umount2("./12892/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32337] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32339] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32337] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(AT_FDCWD, "./12892/binderfs", [pid 32339] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32337] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32339] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] unlink("./12892/binderfs" [pid 32337] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32339] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32339] write(-1, "0x0000000000000001", 18 [pid 32337] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... unlink resumed>) = 0 [pid 32339] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] getdents64(3, [pid 32337] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32339] exit_group(0 [pid 32337] write(-1, "0x0000000000000001", 18 [pid 291] close(3 [pid 32338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32339] <... exit_group resumed>) = ? [pid 32337] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... close resumed>) = 0 [pid 32339] +++ exited with 0 +++ [pid 32338] <... prctl resumed>) = 0 [pid 32337] exit_group(0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] rmdir("./12892" [pid 32337] <... exit_group resumed>) = ? [pid 292] umount2("./13080", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... rmdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] mkdir("./12893", 0777 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] openat(AT_FDCWD, "./13080", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... mkdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32340 [pid 292] getdents64(3, ./strace-static-x86_64: Process 32340 attached 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32340] set_robust_list(0x5555712b4660, 24 [pid 292] umount2("./13080/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32340] <... set_robust_list resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32340] chdir("./12893" [pid 292] newfstatat(AT_FDCWD, "./13080/binderfs", [pid 32340] <... chdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32337] +++ exited with 0 +++ [pid 292] unlink("./13080/binderfs" [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... unlink resumed>) = 0 [pid 32340] <... prctl resumed>) = 0 [pid 32340] setpgid(0, 0) = 0 [pid 292] getdents64(3, [pid 32340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32340] write(3, "1000", 4 [pid 292] close(3 [pid 32340] <... write resumed>) = 4 [pid 292] <... close resumed>) = 0 [pid 32340] close(3 [pid 292] rmdir("./13080" [pid 32340] <... close resumed>) = 0 [pid 32340] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32340] write(1, "executing program\n", 18 [pid 292] mkdir("./13081", 0777executing program [pid 32338] setpgid(0, 0 [pid 32340] <... write resumed>) = 18 [pid 32340] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32340] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32338] <... setpgid resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32340] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32340] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32340] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32340] exit_group(0 [pid 32338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32341 [pid 32340] <... exit_group resumed>) = ? [pid 32340] +++ exited with 0 +++ [pid 32338] <... openat resumed>) = 3 [pid 32338] write(3, "1000", 4 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... restart_syscall resumed>) = 0 [pid 32338] <... write resumed>) = 4 [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32341 attached [pid 32338] close(3 [pid 290] umount2("./12743", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32338] <... close resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32341] set_robust_list(0x5555712b4660, 24 [pid 290] <... openat resumed>) = 3 [pid 32338] symlink("/dev/binderfs", "./binderfs" [pid 290] newfstatat(3, "", [pid 32341] <... set_robust_list resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32341] chdir("./13081" [pid 290] umount2("./12743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32338] <... symlink resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12743/binderfs", [pid 32338] write(1, "executing program\n", 18 executing program [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12743/binderfs" [pid 32338] <... write resumed>) = 18 [pid 32341] <... chdir resumed>) = 0 [pid 32341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 32338] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32338] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] close(3 [pid 289] <... restart_syscall resumed>) = 0 [pid 32338] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... close resumed>) = 0 [pid 32338] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] rmdir("./12743" [pid 289] umount2("./12589", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 32338] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] mkdir("./12744", 0777 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12589/binderfs", [pid 32338] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] unlink("./12589/binderfs") = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 32338] write(-1, "0x0000000000000001", 18 [pid 289] rmdir("./12589"./strace-static-x86_64: Process 32342 attached [pid 32338] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32342 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12590", 0777 [pid 32342] set_robust_list(0x5555712b4660, 24 [pid 32338] exit_group(0 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32342] <... set_robust_list resumed>) = 0 [pid 32338] <... exit_group resumed>) = ? [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32343 [pid 32341] setpgid(0, 0) = 0 [pid 32341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32338] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32341] write(3, "1000", 4) = 4 [pid 32341] close(3 [pid 32342] chdir("./12744" [pid 32341] <... close resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13205", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32342] <... chdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] getdents64(3, [pid 291] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32343 attached [pid 32342] <... prctl resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32342] setpgid(0, 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12893", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32343] set_robust_list(0x5555712b4660, 24 [pid 293] newfstatat(AT_FDCWD, "./13205/binderfs", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] openat(AT_FDCWD, "./12893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] unlink("./13205/binderfs" [pid 291] <... openat resumed>) = 3 [pid 32343] <... set_robust_list resumed>) = 0 [pid 32342] <... setpgid resumed>) = 0 [pid 32341] symlink("/dev/binderfs", "./binderfs" [pid 293] <... unlink resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32343] chdir("./12590" [pid 32342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32341] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 32341] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 32341] <... write resumed>) = 18 [pid 293] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32342] <... openat resumed>) = 3 [pid 32341] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... close resumed>) = 0 [pid 291] umount2("./12893/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32342] write(3, "1000", 4 [pid 32341] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] rmdir("./13205" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32343] <... chdir resumed>) = 0 [pid 32342] <... write resumed>) = 4 [pid 32341] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... rmdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12893/binderfs", [pid 32342] close(3 [pid 32341] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] mkdir("./13206", 0777 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32342] <... close resumed>) = 0 [pid 32341] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... mkdir resumed>) = 0 [pid 291] unlink("./12893/binderfs" [pid 32343] <... prctl resumed>) = 0 [pid 32342] symlink("/dev/binderfs", "./binderfs" [pid 32341] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 32344 attached [pid 32343] setpgid(0, 0 [pid 32342] <... symlink resumed>) = 0 [pid 32341] write(-1, "0x0000000000000001", 18 [pid 291] getdents64(3, [pid 32341] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32344 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32341] exit_group(0 [pid 291] close(3 [pid 32341] <... exit_group resumed>) = ? [pid 291] <... close resumed>) = 0 executing program [pid 32344] set_robust_list(0x5555712b4660, 24 [pid 32343] <... setpgid resumed>) = 0 [pid 32342] write(1, "executing program\n", 18 [pid 32341] +++ exited with 0 +++ [pid 291] rmdir("./12893" [pid 32344] <... set_robust_list resumed>) = 0 [pid 32343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32342] <... write resumed>) = 18 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12894", 0777 [pid 32343] <... openat resumed>) = 3 [pid 32342] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... mkdir resumed>) = 0 [pid 32342] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32345 attached [pid 32344] chdir("./13206" [pid 32343] write(3, "1000", 4 [pid 32342] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32345 [pid 32343] <... write resumed>) = 4 [pid 32342] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32344] <... chdir resumed>) = 0 [pid 32343] close(3 [pid 32342] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32343] <... close resumed>) = 0 [pid 32342] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32345] set_robust_list(0x5555712b4660, 24 [pid 32343] symlink("/dev/binderfs", "./binderfs" [pid 32342] write(-1, "0x0000000000000001", 18 [pid 32345] <... set_robust_list resumed>) = 0 [pid 32344] <... prctl resumed>) = 0 [pid 32343] <... symlink resumed>) = 0 [pid 32342] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 32343] write(1, "executing program\n", 18 [pid 32342] exit_group(0 [pid 32345] chdir("./12894" [pid 32344] setpgid(0, 0 [pid 32343] <... write resumed>) = 18 [pid 32342] <... exit_group resumed>) = ? [pid 32343] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32342] +++ exited with 0 +++ [pid 32343] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32344] <... setpgid resumed>) = 0 [pid 32343] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32345] <... chdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32343] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32343] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32344] <... openat resumed>) = 3 [pid 32343] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32344] write(3, "1000", 4 [pid 32343] write(-1, "0x0000000000000001", 18 [pid 32345] <... prctl resumed>) = 0 [pid 32344] <... write resumed>) = 4 [pid 32343] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32345] setpgid(0, 0 [pid 32344] close(3 [pid 32343] exit_group(0) = ? [pid 32345] <... setpgid resumed>) = 0 [pid 32344] <... close resumed>) = 0 [pid 32343] +++ exited with 0 +++ [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32344] symlink("/dev/binderfs", "./binderfs" [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] umount2("./13081", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12744", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32344] <... symlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12590", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32344] write(1, "executing program\n", 18 [pid 292] openat(AT_FDCWD, "./13081", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] openat(AT_FDCWD, "./12744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32344] <... write resumed>) = 18 [pid 292] <... openat resumed>) = 3 [pid 290] <... openat resumed>) = 3 [pid 289] openat(AT_FDCWD, "./12590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32344] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] newfstatat(3, "", [pid 290] newfstatat(3, "", [pid 289] <... openat resumed>) = 3 [pid 32344] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 32344] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] getdents64(3, [pid 290] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32344] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 32344] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] umount2("./13081/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32345] <... openat resumed>) = 3 [pid 32344] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13081/binderfs", [pid 290] newfstatat(AT_FDCWD, "./12744/binderfs", [pid 289] umount2("./12590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32344] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32344] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13081/binderfs" [pid 290] unlink("./12744/binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... unlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12590/binderfs", [pid 292] getdents64(3, [pid 290] getdents64(3, [pid 32344] exit_group(0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32344] <... exit_group resumed>) = ? [pid 292] close(3 [pid 290] close(3) = 0 [pid 289] unlink("./12590/binderfs" [pid 292] <... close resumed>) = 0 [pid 290] rmdir("./12744" [pid 292] rmdir("./13081" [pid 290] <... rmdir resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 290] mkdir("./12745", 0777 [pid 292] <... rmdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 292] mkdir("./13082", 0777 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32344] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 [pid 289] close(3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32346 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... close resumed>) = 0 ./strace-static-x86_64: Process 32346 attached [pid 32346] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32347 [pid 289] rmdir("./12590" [pid 32346] chdir("./12745") = 0 [pid 32346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12591", 0777 [pid 32346] setpgid(0, 0) = 0 [pid 32346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32346] write(3, "1000", 4 [pid 289] <... mkdir resumed>) = 0 [pid 32346] <... write resumed>) = 4 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32346] close(3) = 0 [pid 32346] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32346] write(1, "executing program\n", 18 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32348 [pid 32346] <... write resumed>) = 18 [pid 32346] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32345] write(3, "1000", 4 [pid 32346] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32346] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32346] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32346] write(-1, "0x0000000000000001", 18 [pid 32345] <... write resumed>) = 4 ./strace-static-x86_64: Process 32348 attached [pid 32346] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32346] exit_group(0) = ? [pid 32345] close(3) = 0 [pid 32345] symlink("/dev/binderfs", "./binderfs" [pid 32348] set_robust_list(0x5555712b4660, 24./strace-static-x86_64: Process 32347 attached [pid 32346] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32348] <... set_robust_list resumed>) = 0 [pid 32345] <... symlink resumed>) = 0 executing program [pid 32348] chdir("./12591" [pid 32345] write(1, "executing program\n", 18 [pid 32348] <... chdir resumed>) = 0 [pid 32348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32348] setpgid(0, 0 [pid 32345] <... write resumed>) = 18 [pid 32348] <... setpgid resumed>) = 0 [pid 32348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32347] set_robust_list(0x5555712b4660, 24 [pid 32345] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32348] <... openat resumed>) = 3 [pid 32348] write(3, "1000", 4) = 4 [pid 32348] close(3) = 0 [pid 32345] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32348] symlink("/dev/binderfs", "./binderfs" [pid 32347] <... set_robust_list resumed>) = 0 [pid 32345] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... restart_syscall resumed>) = 0 [pid 32345] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32345] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32348] <... symlink resumed>) = 0 [pid 293] umount2("./13206", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 32347] chdir("./13082" [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32345] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32348] write(1, "executing program\n", 18 [pid 32347] <... chdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32348] <... write resumed>) = 18 [pid 32347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32345] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32348] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32345] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32348] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32348] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32345] exit_group(0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32345] <... exit_group resumed>) = ? [pid 293] newfstatat(AT_FDCWD, "./13206/binderfs", [pid 32348] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32348] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13206/binderfs" [pid 32348] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32348] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 32348] <... exit_group resumed>) = ? [pid 293] getdents64(3, [pid 32348] +++ exited with 0 +++ [pid 32347] <... prctl resumed>) = 0 [pid 32345] +++ exited with 0 +++ [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... close resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] rmdir("./13206" [pid 32347] setpgid(0, 0) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13207", 0777 [pid 32347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32347] write(3, "1000", 4 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32347] <... write resumed>) = 4 [pid 290] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32349 attached [pid 32347] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32349 [pid 290] umount2("./12745", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32349] set_robust_list(0x5555712b4660, 24 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32349] <... set_robust_list resumed>) = 0 [pid 32347] <... close resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32349] chdir("./13207" [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 32349] <... chdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] getdents64(3, [pid 32349] <... prctl resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32349] setpgid(0, 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32349] <... setpgid resumed>) = 0 [pid 290] umount2("./12745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32347] symlink("/dev/binderfs", "./binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12591", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32347] <... symlink resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12745/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32349] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] openat(AT_FDCWD, "./12591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32349] write(3, "1000", 4 executing program [pid 32347] write(1, "executing program\n", 18 [pid 290] unlink("./12745/binderfs" [pid 289] <... openat resumed>) = 3 [pid 32349] <... write resumed>) = 4 [pid 289] newfstatat(3, "", [pid 32349] close(3 [pid 32347] <... write resumed>) = 18 [pid 290] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32349] <... close resumed>) = 0 [pid 32347] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 32349] symlink("/dev/binderfs", "./binderfs" [pid 32347] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32349] <... symlink resumed>) = 0 [pid 32347] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] close(3 [pid 289] umount2("./12591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 32349] write(1, "executing program\n", 18 [pid 32347] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32349] <... write resumed>) = 18 [pid 32347] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] rmdir("./12745" [pid 289] newfstatat(AT_FDCWD, "./12591/binderfs", [pid 32349] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32349] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32347] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... rmdir resumed>) = 0 [pid 289] unlink("./12591/binderfs" [pid 32349] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32347] write(-1, "0x0000000000000001", 18 [pid 290] mkdir("./12746", 0777 [pid 289] <... unlink resumed>) = 0 [pid 32349] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 32349] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32349] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32347] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 289] close(3 [pid 32349] write(-1, "0x0000000000000001", 18 [pid 32347] exit_group(0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... close resumed>) = 0 [pid 32349] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12894", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] rmdir("./12591"./strace-static-x86_64: Process 32350 attached [pid 32349] exit_group(0 [pid 32347] <... exit_group resumed>) = ? [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... rmdir resumed>) = 0 [pid 32349] <... exit_group resumed>) = ? [pid 291] openat(AT_FDCWD, "./12894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] mkdir("./12592", 0777 [pid 32350] set_robust_list(0x5555712b4660, 24 [pid 32349] +++ exited with 0 +++ [pid 32347] +++ exited with 0 +++ [pid 291] <... openat resumed>) = 3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32350 [pid 289] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32350] <... set_robust_list resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32351 attached [pid 291] getdents64(3, [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32351 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32350] chdir("./12746" [pid 291] umount2("./12894/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12894/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32351] set_robust_list(0x5555712b4660, 24 [pid 32350] <... chdir resumed>) = 0 [pid 291] unlink("./12894/binderfs" [pid 32351] <... set_robust_list resumed>) = 0 [pid 32350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12894" [pid 32351] chdir("./12592" [pid 32350] <... prctl resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12895", 0777 [pid 32351] <... chdir resumed>) = 0 [pid 32350] setpgid(0, 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32350] <... setpgid resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32352 ./strace-static-x86_64: Process 32352 attached [pid 32352] set_robust_list(0x5555712b4660, 24) = 0 [pid 32352] chdir("./12895" [pid 32350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] umount2("./13207", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13082", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32352] <... chdir resumed>) = 0 [pid 32352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32352] setpgid(0, 0 [pid 32351] <... prctl resumed>) = 0 [pid 32350] <... openat resumed>) = 3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32352] <... setpgid resumed>) = 0 [pid 32352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] openat(AT_FDCWD, "./13207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32351] setpgid(0, 0 [pid 32350] write(3, "1000", 4 [pid 292] openat(AT_FDCWD, "./13082", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32352] <... openat resumed>) = 3 [pid 32352] write(3, "1000", 4) = 4 [pid 32352] close(3) = 0 [pid 32352] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32350] <... write resumed>) = 4 [pid 293] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 32351] <... setpgid resumed>) = 0 [pid 32352] write(1, "executing program\n", 18) = 18 [pid 32352] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32350] close(3 [pid 293] newfstatat(3, "", [pid 292] newfstatat(3, "", [pid 32351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32350] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32350] symlink("/dev/binderfs", "./binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32352] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 293] getdents64(3, [pid 32352] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32350] <... symlink resumed>) = 0 [pid 32352] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32352] <... openat resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32350] write(1, "executing program\n", 18 [pid 292] umount2("./13082/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32352] write(-1, "0x0000000000000001", 18 [pid 32350] <... write resumed>) = 18 [pid 293] umount2("./13207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32351] <... openat resumed>) = 3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32352] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32350] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32351] write(3, "1000", 4 [pid 293] newfstatat(AT_FDCWD, "./13207/binderfs", [pid 292] newfstatat(AT_FDCWD, "./13082/binderfs", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32350] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32351] <... write resumed>) = 4 [pid 32350] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] unlink("./13207/binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32350] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32352] exit_group(0 [pid 32351] close(3 [pid 32350] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... unlink resumed>) = 0 [pid 292] unlink("./13082/binderfs" [pid 32350] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] getdents64(3, [pid 32351] <... close resumed>) = 0 [pid 32352] <... exit_group resumed>) = ? [pid 32352] +++ exited with 0 +++ [pid 32351] symlink("/dev/binderfs", "./binderfs" [pid 32350] write(-1, "0x0000000000000001", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... unlink resumed>) = 0 [pid 32350] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32350] exit_group(0 [pid 293] close(3 [pid 32351] <... symlink resumed>) = 0 [pid 292] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32351] write(1, "executing program\n", 18 [pid 32350] <... exit_group resumed>) = ? [pid 293] <... close resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...>executing program [pid 32351] <... write resumed>) = 18 [pid 32351] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32350] +++ exited with 0 +++ [pid 32351] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] rmdir("./13207" [pid 292] close(3 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... rmdir resumed>) = 0 [pid 32351] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... close resumed>) = 0 [pid 32351] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] mkdir("./13208", 0777 [pid 292] rmdir("./13082" [pid 32351] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32351] write(-1, "0x0000000000000001", 18 [pid 293] <... mkdir resumed>) = 0 [pid 290] umount2("./12746", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32351] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... rmdir resumed>) = 0 [pid 32351] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32351] <... exit_group resumed>) = ? [pid 32351] +++ exited with 0 +++ [pid 292] mkdir("./13083", 0777 [pid 290] openat(AT_FDCWD, "./12746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32353 ./strace-static-x86_64: Process 32353 attached [pid 32353] set_robust_list(0x5555712b4660, 24) = 0 [pid 32353] chdir("./13208" [pid 292] <... mkdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... openat resumed>) = 3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32353] <... chdir resumed>) = 0 [pid 32353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32353] setpgid(0, 0) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32354 [pid 291] umount2("./12895", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(3, "", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] openat(AT_FDCWD, "./12895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] getdents64(3, [pid 32353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(3, "", [pid 290] umount2("./12746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 290] newfstatat(AT_FDCWD, "./12746/binderfs", [pid 32353] <... openat resumed>) = 3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12895/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] unlink("./12746/binderfs" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32353] write(3, "1000", 4) = 4 [pid 32353] close(3 [pid 290] <... unlink resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12895/binderfs", [pid 290] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] unlink("./12895/binderfs" [pid 290] close(3 [pid 32353] <... close resumed>) = 0 [pid 32353] symlink("/dev/binderfs", "./binderfs" [pid 291] <... unlink resumed>) = 0 [pid 32353] <... symlink resumed>) = 0 [pid 291] getdents64(3, [pid 290] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 290] rmdir("./12746" [pid 291] close(3 [pid 32353] write(1, "executing program\n", 18) = 18 [pid 32353] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... rmdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] mkdir("./12747", 0777 [pid 291] rmdir("./12895" [pid 32353] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32353] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 32353] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32353] exit_group(0 [pid 291] <... rmdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] mkdir("./12896", 0777 [pid 32353] <... exit_group resumed>) = ? [pid 32353] +++ exited with 0 +++ [pid 291] <... mkdir resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32355 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32354 attached [pid 32354] set_robust_list(0x5555712b4660, 24) = 0 [pid 32354] chdir("./13083") = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32356 [pid 32354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32354] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 32355 attached [pid 32354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32355] set_robust_list(0x5555712b4660, 24 [pid 32354] <... openat resumed>) = 3 [pid 32354] write(3, "1000", 4) = 4 [pid 32354] close(3) = 0 [pid 32354] symlink("/dev/binderfs", "./binderfs" [pid 32355] <... set_robust_list resumed>) = 0 [pid 32355] chdir("./12747" [pid 32354] <... symlink resumed>) = 0 executing program [pid 32354] write(1, "executing program\n", 18) = 18 [pid 32354] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32354] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32355] <... chdir resumed>) = 0 [pid 32354] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32354] write(-1, "0x0000000000000001", 18 [pid 32355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32354] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32354] exit_group(0) = ? [pid 32355] <... prctl resumed>) = 0 [pid 32354] +++ exited with 0 +++ [pid 289] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32356 attached [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32356] set_robust_list(0x5555712b4660, 24 [pid 289] umount2("./12592", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32356] <... set_robust_list resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32356] chdir("./12896" [pid 289] openat(AT_FDCWD, "./12592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32355] setpgid(0, 0 [pid 32356] <... chdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 32356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] newfstatat(3, "", [pid 32356] <... prctl resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32356] setpgid(0, 0 [pid 289] getdents64(3, [pid 32356] <... setpgid resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] umount2("./12592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32355] <... setpgid resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32356] <... openat resumed>) = 3 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12592/binderfs", [pid 32356] write(3, "1000", 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12592/binderfs" [pid 293] umount2("./13208", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32356] <... write resumed>) = 4 [pid 32356] close(3) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] getdents64(3, [pid 32356] symlink("/dev/binderfs", "./binderfs" [pid 293] openat(AT_FDCWD, "./13208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32356] <... symlink resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] umount2("./13083", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] close(3 [pid 293] newfstatat(3, "", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... close resumed>) = 0 executing program [pid 32355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] openat(AT_FDCWD, "./13083", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] rmdir("./12592" [pid 293] getdents64(3, [pid 292] <... openat resumed>) = 3 [pid 32356] write(1, "executing program\n", 18) = 18 [pid 32356] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] newfstatat(3, "", [pid 289] <... rmdir resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] mkdir("./12593", 0777 [pid 293] umount2("./13208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 32356] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32356] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32356] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... mkdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13083/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(AT_FDCWD, "./13208/binderfs", [pid 32355] <... openat resumed>) = 3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32356] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32356] exit_group(0) = ? [pid 32356] +++ exited with 0 +++ [pid 32355] write(3, "1000", 4 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] newfstatat(AT_FDCWD, "./13083/binderfs", [pid 293] unlink("./13208/binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32357 attached [pid 32357] set_robust_list(0x5555712b4660, 24 [pid 293] <... unlink resumed>) = 0 [pid 292] unlink("./13083/binderfs" [pid 32355] <... write resumed>) = 4 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32357 [pid 293] getdents64(3, [pid 32357] <... set_robust_list resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] getdents64(3, [pid 293] close(3 [pid 32355] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... close resumed>) = 0 executing program [pid 292] close(3 [pid 32355] <... close resumed>) = 0 [pid 293] rmdir("./13208" [pid 32355] symlink("/dev/binderfs", "./binderfs" [pid 292] <... close resumed>) = 0 [pid 32357] chdir("./12593") = 0 [pid 32357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... rmdir resumed>) = 0 [pid 292] rmdir("./13083" [pid 293] mkdir("./13209", 0777 [pid 32357] <... prctl resumed>) = 0 [pid 32357] setpgid(0, 0) = 0 [pid 32357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32357] <... openat resumed>) = 3 [pid 32357] write(3, "1000", 4 [pid 293] <... mkdir resumed>) = 0 [pid 292] mkdir("./13084", 0777 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32357] <... write resumed>) = 4 [pid 32357] close(3) = 0 [pid 32357] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32357] write(1, "executing program\n", 18) = 18 [pid 32357] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32357] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32358 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] umount2("./12896", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32355] <... symlink resumed>) = 0 [pid 32357] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32357] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32357] exit_group(0 [pid 32355] write(1, "executing program\n", 18executing program [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32355] <... write resumed>) = 18 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32359 [pid 291] openat(AT_FDCWD, "./12896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32357] <... exit_group resumed>) = ? [pid 291] <... openat resumed>) = 3 [pid 32355] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] newfstatat(3, "", ./strace-static-x86_64: Process 32359 attached ./strace-static-x86_64: Process 32358 attached [pid 32355] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32359] set_robust_list(0x5555712b4660, 24 [pid 32355] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] getdents64(3, [pid 32358] set_robust_list(0x5555712b4660, 24 [pid 32357] +++ exited with 0 +++ [pid 32355] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12896/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32355] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32355] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] newfstatat(AT_FDCWD, "./12896/binderfs", [pid 32359] <... set_robust_list resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32355] write(-1, "0x0000000000000001", 18 [pid 291] unlink("./12896/binderfs" [pid 32359] chdir("./13084" [pid 32355] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... unlink resumed>) = 0 [pid 32359] <... chdir resumed>) = 0 [pid 291] getdents64(3, [pid 32359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32355] exit_group(0 [pid 291] close(3executing program [pid 32359] <... prctl resumed>) = 0 [pid 32355] <... exit_group resumed>) = ? [pid 291] <... close resumed>) = 0 [pid 32359] setpgid(0, 0 [pid 291] rmdir("./12896" [pid 32359] <... setpgid resumed>) = 0 [pid 32359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 291] <... rmdir resumed>) = 0 [pid 32359] write(3, "1000", 4 [pid 291] mkdir("./12897", 0777 [pid 32359] <... write resumed>) = 4 [pid 32359] close(3) = 0 [pid 32359] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32359] write(1, "executing program\n", 18) = 18 [pid 32359] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32355] +++ exited with 0 +++ [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32359] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32359] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32359] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32360 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32359] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32359] exit_group(0 [pid 32358] <... set_robust_list resumed>) = 0 [pid 32359] <... exit_group resumed>) = ? [pid 32359] +++ exited with 0 +++ [pid 32358] chdir("./13209"./strace-static-x86_64: Process 32360 attached [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32360] set_robust_list(0x5555712b4660, 24 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32360] <... set_robust_list resumed>) = 0 [pid 32360] chdir("./12897" [pid 32358] <... chdir resumed>) = 0 [pid 32360] <... chdir resumed>) = 0 [pid 32358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32360] setpgid(0, 0 [pid 32358] <... prctl resumed>) = 0 [pid 32360] <... setpgid resumed>) = 0 [pid 32360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32358] setpgid(0, 0 [pid 32360] <... openat resumed>) = 3 [pid 32358] <... setpgid resumed>) = 0 [pid 32360] write(3, "1000", 4) = 4 [pid 32360] close(3) = 0 [pid 32360] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 289] <... restart_syscall resumed>) = 0 [pid 32360] write(1, "executing program\n", 18) = 18 [pid 32360] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12593", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32360] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32360] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "./12593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32360] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32358] <... openat resumed>) = 3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32360] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, [pid 32360] write(-1, "0x0000000000000001", 18 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32360] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32360] exit_group(0 [pid 32358] write(3, "1000", 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... restart_syscall resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12593/binderfs", [pid 32358] <... write resumed>) = 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32360] <... exit_group resumed>) = ? [pid 289] unlink("./12593/binderfs" [pid 32358] close(3 [pid 290] umount2("./12747", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32360] +++ exited with 0 +++ [pid 32358] <... close resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... unlink resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] openat(AT_FDCWD, "./12747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 32358] symlink("/dev/binderfs", "./binderfs" [pid 292] umount2("./13084", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(3, "", [pid 289] close(3 [pid 292] openat(AT_FDCWD, "./13084", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 292] newfstatat(3, "", [pid 290] getdents64(3, [pid 289] rmdir("./12593" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32358] <... symlink resumed>) = 0 [pid 292] getdents64(3, [pid 290] umount2("./12747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... rmdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 289] mkdir("./12594", 0777 [pid 292] umount2("./13084/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12747/binderfs", [pid 32358] write(1, "executing program\n", 18) = 18 [pid 32358] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... mkdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] unlink("./12747/binderfs" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] newfstatat(AT_FDCWD, "./13084/binderfs", [pid 32358] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32358] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32358] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32358] exit_group(0 [pid 292] unlink("./13084/binderfs" [pid 290] getdents64(3, [pid 32358] <... exit_group resumed>) = ? [pid 32358] +++ exited with 0 +++ [pid 292] <... unlink resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32361 [pid 292] getdents64(3, [pid 290] close(3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] close(3 [pid 290] rmdir("./12747" [pid 292] <... close resumed>) = 0 [pid 291] umount2("./12897", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", [pid 290] <... rmdir resumed>) = 0 [pid 292] rmdir("./13084" [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] mkdir("./12748", 0777 [pid 291] getdents64(3, [pid 292] <... rmdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12897/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12897/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 292] mkdir("./13085", 0777 [pid 291] unlink("./12897/binderfs") = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12897" [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12898", 0777) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32362 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32363 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32362 attached , child_tidptr=0x5555712b4650) = 32364 ./strace-static-x86_64: Process 32364 attached ./strace-static-x86_64: Process 32361 attached [pid 32362] set_robust_list(0x5555712b4660, 24 [pid 32361] set_robust_list(0x5555712b4660, 24 [pid 32362] <... set_robust_list resumed>) = 0 [pid 32361] <... set_robust_list resumed>) = 0 [pid 32361] chdir("./12594" [pid 32362] chdir("./12748" [pid 32361] <... chdir resumed>) = 0 [pid 32361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32361] setpgid(0, 0) = 0 [pid 32364] set_robust_list(0x5555712b4660, 24 [pid 32362] <... chdir resumed>) = 0 [pid 32361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32364] <... set_robust_list resumed>) = 0 [pid 32362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32361] <... openat resumed>) = 3 [pid 32361] write(3, "1000", 4 [pid 32362] <... prctl resumed>) = 0 [pid 32361] <... write resumed>) = 4 [pid 32361] close(3) = 0 [pid 32361] symlink("/dev/binderfs", "./binderfs" [pid 32362] setpgid(0, 0 [pid 32361] <... symlink resumed>) = 0 [pid 32364] chdir("./12898"executing program [pid 32361] write(1, "executing program\n", 18) = 18 [pid 32361] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32361] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32362] <... setpgid resumed>) = 0 [pid 32361] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32361] write(-1, "0x0000000000000001", 18 [pid 32362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32361] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32361] exit_group(0) = ? [pid 32364] <... chdir resumed>) = 0 [pid 32362] <... openat resumed>) = 3 [pid 32361] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32363 attached [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13209", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32363] set_robust_list(0x5555712b4660, 24 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32363] <... set_robust_list resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32363] chdir("./13085" [pid 293] <... openat resumed>) = 3 [pid 32364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32362] write(3, "1000", 4 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32363] <... chdir resumed>) = 0 [pid 293] getdents64(3, [pid 32363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32362] <... write resumed>) = 4 [pid 293] umount2("./13209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32363] setpgid(0, 0 [pid 32362] close(3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32363] <... setpgid resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13209/binderfs", [pid 32362] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32362] symlink("/dev/binderfs", "./binderfs" [pid 293] unlink("./13209/binderfs" [pid 32363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... unlink resumed>) = 0 [pid 32363] <... openat resumed>) = 3 [pid 32362] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 32363] write(3, "1000", 4 [pid 32362] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 32363] <... write resumed>) = 4 [pid 32362] <... write resumed>) = 18 [pid 293] close(3 [pid 32363] close(3 [pid 293] <... close resumed>) = 0 [pid 32363] <... close resumed>) = 0 [pid 32362] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] rmdir("./13209" [pid 32363] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... rmdir resumed>) = 0 [pid 32362] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 293] mkdir("./13210", 0777 [pid 32363] write(1, "executing program\n", 18) = 18 [pid 32363] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32363] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32362] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32363] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32363] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32363] exit_group(0) = ? [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32365 [pid 32362] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12594", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32364] <... prctl resumed>) = 0 [pid 32363] +++ exited with 0 +++ [pid 32362] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... openat resumed>) = 3 [pid 32362] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] newfstatat(3, "", ./strace-static-x86_64: Process 32365 attached {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32362] write(-1, "0x0000000000000001", 18 [pid 289] getdents64(3, [pid 32365] set_robust_list(0x5555712b4660, 24 [pid 32362] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32365] <... set_robust_list resumed>) = 0 [pid 289] umount2("./12594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32365] chdir("./13210" [pid 32362] exit_group(0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32365] <... chdir resumed>) = 0 [pid 32362] <... exit_group resumed>) = ? [pid 289] newfstatat(AT_FDCWD, "./12594/binderfs", [pid 32365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32365] <... prctl resumed>) = 0 [pid 289] unlink("./12594/binderfs" [pid 32365] setpgid(0, 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] umount2("./13085", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] close(3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32365] <... setpgid resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13085", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... close resumed>) = 0 [pid 32365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... openat resumed>) = 3 [pid 289] rmdir("./12594" [pid 292] newfstatat(3, "", [pid 32365] <... openat resumed>) = 3 [pid 32365] write(3, "1000", 4) = 4 [pid 32365] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32365] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 289] mkdir("./12595", 0777 [pid 32362] +++ exited with 0 +++ [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32365] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32365] write(1, "executing program\n", 18 executing program [pid 289] <... mkdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] umount2("./13085/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32365] <... write resumed>) = 18 [pid 32365] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32365] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(AT_FDCWD, "./13085/binderfs", [pid 32365] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32366 [pid 292] unlink("./13085/binderfs" [pid 32365] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... unlink resumed>) = 0 [pid 32364] setpgid(0, 0 [pid 292] getdents64(3, [pid 32365] write(-1, "0x0000000000000001", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32364] <... setpgid resumed>) = 0 [pid 292] close(3 [pid 32365] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... close resumed>) = 0 [pid 32365] exit_group(0 [pid 32364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] rmdir("./13085" [pid 32365] <... exit_group resumed>) = ? [pid 32365] +++ exited with 0 +++ [pid 32364] <... openat resumed>) = 3 [pid 292] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 32366 attached [pid 32364] write(3, "1000", 4 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] mkdir("./13086", 0777 [pid 32364] <... write resumed>) = 4 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32366] set_robust_list(0x5555712b4660, 24) = 0 [pid 32366] chdir("./12595") = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32364] close(3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32366] setpgid(0, 0) = 0 [pid 32366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32366] write(3, "1000", 4) = 4 [pid 32366] close(3) = 0 [pid 32364] <... close resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32367 [pid 32366] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32364] symlink("/dev/binderfs", "./binderfs" [pid 32366] write(1, "executing program\n", 18executing program [pid 32364] <... symlink resumed>) = 0 [pid 32366] <... write resumed>) = 18 [pid 32366] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 32366] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32364] write(1, "executing program\n", 18 [pid 32366] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32364] <... write resumed>) = 18 [pid 32366] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32366] write(-1, "0x0000000000000001", 18 [pid 32364] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32366] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32366] exit_group(0 [pid 32364] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32366] <... exit_group resumed>) = ? [pid 32366] +++ exited with 0 +++ [pid 32364] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32364] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32364] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 32367 attached [pid 293] <... restart_syscall resumed>) = 0 [pid 32364] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32367] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] umount2("./13210", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32364] write(-1, "0x0000000000000001", 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32364] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] openat(AT_FDCWD, "./13210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32364] exit_group(0 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32364] <... exit_group resumed>) = ? [pid 293] getdents64(3, [pid 32367] chdir("./13086" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13210/binderfs", [pid 32367] <... chdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] unlink("./13210/binderfs" [pid 32367] <... prctl resumed>) = 0 [pid 32367] setpgid(0, 0) = 0 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13210" [pid 32367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... rmdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32364] +++ exited with 0 +++ [pid 293] mkdir("./13211", 0777 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32367] <... openat resumed>) = 3 [pid 32367] write(3, "1000", 4) = 4 [pid 293] <... mkdir resumed>) = 0 [pid 32367] close(3 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32367] <... close resumed>) = 0 [pid 32367] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 290] umount2("./12748", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32368 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32367] write(1, "executing program\n", 18 [pid 290] <... openat resumed>) = 3 [pid 32367] <... write resumed>) = 18 [pid 290] newfstatat(3, "", [pid 32367] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32367] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32367] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] umount2("./12748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... restart_syscall resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12748/binderfs", [pid 32367] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12748/binderfs" [pid 289] umount2("./12595", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32367] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... unlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 289] openat(AT_FDCWD, "./12595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... openat resumed>) = 3 [pid 290] close(3 [pid 289] newfstatat(3, "", [pid 290] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] rmdir("./12748" [pid 289] getdents64(3, [pid 32367] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32367] exit_group(0 [pid 290] <... rmdir resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] mkdir("./12749", 0777 [pid 289] umount2("./12595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32367] <... exit_group resumed>) = ? [pid 32367] +++ exited with 0 +++ [pid 290] <... mkdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(AT_FDCWD, "./12595/binderfs", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32368 attached [pid 32368] set_robust_list(0x5555712b4660, 24) = 0 [pid 32368] chdir("./13211") = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32369 [pid 289] unlink("./12595/binderfs" [pid 32368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32368] setpgid(0, 0 [pid 289] <... unlink resumed>) = 0 [pid 32368] <... setpgid resumed>) = 0 [pid 289] getdents64(3, [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 292] umount2("./13086", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] rmdir("./12595" [pid 292] openat(AT_FDCWD, "./13086", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... rmdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 executing program [pid 289] mkdir("./12596", 0777 [pid 292] newfstatat(3, "", [pid 32368] <... openat resumed>) = 3 [pid 32368] write(3, "1000", 4) = 4 [pid 32368] close(3) = 0 [pid 32368] symlink("/dev/binderfs", "./binderfs" [pid 289] <... mkdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] getdents64(3, [pid 32368] <... symlink resumed>) = 0 [pid 32368] write(1, "executing program\n", 18) = 18 [pid 32368] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32370 [pid 292] umount2("./13086/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32368] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32370 attached [pid 32368] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(AT_FDCWD, "./13086/binderfs", [pid 32368] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32368] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13086/binderfs" [pid 32368] write(-1, "0x0000000000000001", 18 [pid 292] <... unlink resumed>) = 0 [pid 32368] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] getdents64(3, [pid 32368] exit_group(0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32370] set_robust_list(0x5555712b4660, 24 [pid 292] close(3 [pid 32368] <... exit_group resumed>) = ? [pid 292] <... close resumed>) = 0 [pid 32370] <... set_robust_list resumed>) = 0 [pid 32368] +++ exited with 0 +++ [pid 292] rmdir("./13086"./strace-static-x86_64: Process 32369 attached [pid 32369] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] mkdir("./13087", 0777 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32369] chdir("./12749") = 0 [pid 32369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32369] setpgid(0, 0) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] umount2("./12898", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32371 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12898/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32370] chdir("./12596" [pid 291] newfstatat(AT_FDCWD, "./12898/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32370] <... chdir resumed>) = 0 [pid 291] unlink("./12898/binderfs" [pid 32370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32370] <... prctl resumed>) = 0 [pid 291] close(3 [pid 293] umount2("./13211", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12898" [pid 32370] setpgid(0, 0 [pid 293] openat(AT_FDCWD, "./13211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12899", 0777 [pid 32370] <... setpgid resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 291] <... mkdir resumed>) = 0 [pid 293] newfstatat(3, "", [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32372 attached [pid 293] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32372 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] umount2("./13211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32369] <... openat resumed>) = 3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32370] <... openat resumed>) = 3 [pid 293] newfstatat(AT_FDCWD, "./13211/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32369] write(3, "1000", 4 [pid 32370] write(3, "1000", 4 [pid 293] unlink("./13211/binderfs" [pid 32370] <... write resumed>) = 4 [pid 32369] <... write resumed>) = 4 [pid 293] <... unlink resumed>) = 0 [pid 32369] close(3 [pid 32370] close(3 [pid 293] getdents64(3, [pid 32369] <... close resumed>) = 0 [pid 32370] <... close resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 32369] symlink("/dev/binderfs", "./binderfs" [pid 32370] symlink("/dev/binderfs", "./binderfs" [pid 293] <... close resumed>) = 0 executing program [pid 293] rmdir("./13211" [pid 32369] <... symlink resumed>) = 0 [pid 32369] write(1, "executing program\n", 18 [pid 293] <... rmdir resumed>) = 0 [pid 32369] <... write resumed>) = 18 [pid 293] mkdir("./13212", 0777 [pid 32369] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32369] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 32370] <... symlink resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32369] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32369] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32369] exit_group(0 [pid 32370] write(1, "executing program\n", 18executing program [pid 32369] <... exit_group resumed>) = ? [pid 32370] <... write resumed>) = 18 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32373 ./strace-static-x86_64: Process 32373 attached [pid 32372] set_robust_list(0x5555712b4660, 24 [pid 32370] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32369] +++ exited with 0 +++ ./strace-static-x86_64: Process 32371 attached [pid 32370] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32370] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32371] set_robust_list(0x5555712b4660, 24 [pid 32370] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32371] <... set_robust_list resumed>) = 0 [pid 32372] <... set_robust_list resumed>) = 0 [pid 32371] chdir("./13087" [pid 32370] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32373] set_robust_list(0x5555712b4660, 24 [pid 32371] <... chdir resumed>) = 0 [pid 32371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32370] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32371] <... prctl resumed>) = 0 [pid 32371] setpgid(0, 0) = 0 [pid 32373] <... set_robust_list resumed>) = 0 [pid 32372] chdir("./12899" [pid 32371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32370] write(-1, "0x0000000000000001", 18 [pid 32371] <... openat resumed>) = 3 [pid 32370] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32372] <... chdir resumed>) = 0 [pid 32371] write(3, "1000", 4) = 4 [pid 32371] close(3 [pid 32370] exit_group(0 [pid 32371] <... close resumed>) = 0 [pid 32370] <... exit_group resumed>) = ? [pid 32371] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32371] write(1, "executing program\n", 18) = 18 [pid 32371] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32370] +++ exited with 0 +++ [pid 32371] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32371] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32371] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32372] <... prctl resumed>) = 0 [pid 32371] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32372] setpgid(0, 0) = 0 [pid 32371] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32371] write(-1, "0x0000000000000001", 18 [pid 32372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32371] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32371] exit_group(0) = ? [pid 32373] chdir("./13212" [pid 32372] <... openat resumed>) = 3 [pid 32371] +++ exited with 0 +++ [pid 32373] <... chdir resumed>) = 0 [pid 32372] write(3, "1000", 4 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32372] <... write resumed>) = 4 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32372] close(3 [pid 32373] <... prctl resumed>) = 0 [pid 32373] setpgid(0, 0) = 0 [pid 32373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32372] <... close resumed>) = 0 [pid 32373] <... openat resumed>) = 3 [pid 32372] symlink("/dev/binderfs", "./binderfs" [pid 32373] write(3, "1000", 4) = 4 [pid 32373] close(3) = 0 [pid 32373] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32372] <... symlink resumed>) = 0 executing program executing program [pid 32373] write(1, "executing program\n", 18 [pid 32372] write(1, "executing program\n", 18 [pid 32373] <... write resumed>) = 18 [pid 32372] <... write resumed>) = 18 [pid 32373] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32372] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32373] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32373] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32372] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32373] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32372] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32373] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32372] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32373] exit_group(0 [pid 32372] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32373] <... exit_group resumed>) = ? [pid 32372] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32373] +++ exited with 0 +++ [pid 32372] write(-1, "0x0000000000000001", 18 [pid 290] <... restart_syscall resumed>) = 0 [pid 32372] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32372] exit_group(0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32372] <... exit_group resumed>) = ? [pid 290] umount2("./12749", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32372] +++ exited with 0 +++ [pid 290] newfstatat(3, "", [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] getdents64(3, [pid 293] umount2("./13212", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] openat(AT_FDCWD, "./13212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... openat resumed>) = 3 [pid 290] newfstatat(AT_FDCWD, "./12749/binderfs", [pid 293] newfstatat(3, "", [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] umount2("./12596", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] unlink("./12749/binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, [pid 290] <... unlink resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 293] umount2("./13212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(3, "", [pid 293] newfstatat(AT_FDCWD, "./13212/binderfs", [pid 290] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... close resumed>) = 0 [pid 293] unlink("./13212/binderfs" [pid 290] rmdir("./12749" [pid 289] getdents64(3, [pid 293] <... unlink resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 290] <... rmdir resumed>) = 0 [pid 289] umount2("./12596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... close resumed>) = 0 [pid 290] mkdir("./12750", 0777 [pid 293] rmdir("./13212" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13213", 0777) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12596/binderfs", [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32374 ./strace-static-x86_64: Process 32374 attached [pid 292] umount2("./13087", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32375 [pid 289] unlink("./12596/binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32374] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... unlink resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13087", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 292] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] newfstatat(3, "", [pid 289] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 289] rmdir("./12596" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32374] chdir("./13213") = 0 [pid 32374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... rmdir resumed>) = 0 [pid 292] umount2("./13087/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] mkdir("./12597", 0777 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32374] <... prctl resumed>) = 0 [pid 32374] setpgid(0, 0) = 0 [pid 32374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] newfstatat(AT_FDCWD, "./13087/binderfs", [pid 289] <... mkdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] unlink("./13087/binderfs" [pid 32374] <... openat resumed>) = 3 [pid 32374] write(3, "1000", 4) = 4 [pid 291] <... restart_syscall resumed>) = 0 [pid 32374] close(3) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32376 [pid 32374] symlink("/dev/binderfs", "./binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 291] umount2("./12899", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] rmdir("./13087" [pid 291] openat(AT_FDCWD, "./12899", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32374] <... symlink resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32374] write(1, "executing program\n", 18executing program [pid 291] <... openat resumed>) = 3 [pid 292] mkdir("./13088", 0777 [pid 291] newfstatat(3, "", [pid 32374] <... write resumed>) = 18 [pid 32374] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32374] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... mkdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 32374] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32374] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32374] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32377 [pid 291] umount2("./12899/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12899/binderfs", [pid 32374] exit_group(0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32374] <... exit_group resumed>) = ? [pid 291] unlink("./12899/binderfs"./strace-static-x86_64: Process 32377 attached ./strace-static-x86_64: Process 32376 attached [pid 32374] +++ exited with 0 +++ [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] close(3./strace-static-x86_64: Process 32375 attached ) = 0 [pid 291] rmdir("./12899" [pid 32375] set_robust_list(0x5555712b4660, 24) = 0 [pid 32375] chdir("./12750" [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12900", 0777 [pid 32375] <... chdir resumed>) = 0 [pid 32375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32375] setpgid(0, 0) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32375] write(3, "1000", 4) = 4 [pid 32375] close(3) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32378 [pid 32375] symlink("/dev/binderfs", "./binderfs"executing program [pid 32377] set_robust_list(0x5555712b4660, 24 [pid 32376] set_robust_list(0x5555712b4660, 24 [pid 32375] <... symlink resumed>) = 0 [pid 32375] write(1, "executing program\n", 18) = 18 [pid 32375] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32375] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32375] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32375] write(-1, "0x0000000000000001", 18 [pid 32376] <... set_robust_list resumed>) = 0 [pid 32377] <... set_robust_list resumed>) = 0 [pid 32376] chdir("./12597" [pid 32375] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32377] chdir("./13088" [pid 32376] <... chdir resumed>) = 0 [pid 32375] exit_group(0 [pid 32377] <... chdir resumed>) = 0 [pid 32375] <... exit_group resumed>) = ? [pid 32376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32376] <... prctl resumed>) = 0 [pid 32377] <... prctl resumed>) = 0 [pid 32376] setpgid(0, 0) = 0 [pid 32377] setpgid(0, 0 [pid 32375] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32378 attached [pid 32376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32378] set_robust_list(0x5555712b4660, 24) = 0 [pid 32377] <... setpgid resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32378] chdir("./12900" [pid 293] umount2("./13213", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32376] <... openat resumed>) = 3 [pid 290] <... restart_syscall resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32378] <... chdir resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 290] umount2("./12750", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(3, "", [pid 32376] write(3, "1000", 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32377] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32376] <... write resumed>) = 4 [pid 290] openat(AT_FDCWD, "./12750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32377] write(3, "1000", 4 [pid 32376] close(3 [pid 293] getdents64(3, [pid 290] <... openat resumed>) = 3 [pid 32378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32377] <... write resumed>) = 4 [pid 32376] <... close resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32378] <... prctl resumed>) = 0 [pid 293] umount2("./13213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32378] setpgid(0, 0) = 0 [pid 32378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13213/binderfs", [pid 290] getdents64(3, [pid 32376] symlink("/dev/binderfs", "./binderfs" [pid 32377] close(3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13213/binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32378] <... openat resumed>) = 3 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 290] umount2("./12750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32377] <... close resumed>) = 0 [pid 293] close(3 [pid 290] newfstatat(AT_FDCWD, "./12750/binderfs", [pid 32377] symlink("/dev/binderfs", "./binderfs" [pid 293] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] rmdir("./13213" [pid 290] unlink("./12750/binderfs" [pid 32378] write(3, "1000", 4) = 4 [pid 32378] close(3) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 32378] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32377] <... symlink resumed>) = 0 [pid 293] mkdir("./13214", 0777 [pid 290] <... unlink resumed>) = 0 [pid 32376] <... symlink resumed>) = 0 [pid 32378] write(1, "executing program\n", 18) = 18 [pid 32378] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32378] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... mkdir resumed>) = 0 executing program executing program executing program [pid 32377] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32376] write(1, "executing program\n", 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32378] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32378] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32378] write(-1, "0x0000000000000001", 18 [pid 290] close(3 [pid 32377] <... write resumed>) = 18 [pid 32376] <... write resumed>) = 18 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32379 [pid 290] <... close resumed>) = 0 [pid 32378] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32378] exit_group(0 [pid 32376] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] rmdir("./12750" [pid 32377] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32376] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32378] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32379 attached [pid 32377] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32376] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... rmdir resumed>) = 0 [pid 32378] +++ exited with 0 +++ [pid 32377] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32376] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] mkdir("./12751", 0777 [pid 32379] set_robust_list(0x5555712b4660, 24 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32376] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32379] <... set_robust_list resumed>) = 0 [pid 32377] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32376] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... mkdir resumed>) = 0 [pid 32377] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32379] chdir("./13214" [pid 32376] write(-1, "0x0000000000000001", 18 [pid 32377] <... openat resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32380 attached [pid 32380] set_robust_list(0x5555712b4660, 24 [pid 32379] <... chdir resumed>) = 0 [pid 32377] write(-1, "0x0000000000000001", 18 [pid 32376] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32380 [pid 32377] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32377] exit_group(0) = ? [pid 32380] <... set_robust_list resumed>) = 0 [pid 32379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32376] exit_group(0 [pid 32377] +++ exited with 0 +++ [pid 32376] <... exit_group resumed>) = ? [pid 32380] chdir("./12751" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32377, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32379] <... prctl resumed>) = 0 [pid 32379] setpgid(0, 0) = 0 [pid 32379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32376] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32379] write(3, "1000", 4) = 4 [pid 32379] close(3) = 0 [pid 32379] symlink("/dev/binderfs", "./binderfs" [pid 32380] <... chdir resumed>) = 0 [pid 32379] <... symlink resumed>) = 0 [pid 32380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32380] setpgid(0, 0 executing program [pid 32379] write(1, "executing program\n", 18 [pid 32380] <... setpgid resumed>) = 0 [pid 32380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32379] <... write resumed>) = 18 [pid 32380] <... openat resumed>) = 3 [pid 32379] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32380] write(3, "1000", 4) = 4 [pid 32380] close(3) = 0 [pid 32380] symlink("/dev/binderfs", "./binderfs" [pid 32379] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32379] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32380] <... symlink resumed>) = 0 [pid 32379] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32379] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32379] write(-1, "0x0000000000000001", 18 [pid 32380] write(1, "executing program\n", 18 [pid 292] <... restart_syscall resumed>) = 0 executing program [pid 32379] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... restart_syscall resumed>) = 0 [pid 32380] <... write resumed>) = 18 [pid 32379] exit_group(0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32379] <... exit_group resumed>) = ? [pid 292] umount2("./13088", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32380] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12597", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13088", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] umount2("./12900", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(3, "", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] openat(AT_FDCWD, "./12900", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32379] +++ exited with 0 +++ [pid 292] getdents64(3, [pid 289] <... openat resumed>) = 3 [pid 32380] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32380] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(3, "", [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] umount2("./13088/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] newfstatat(AT_FDCWD, "./13088/binderfs", [pid 289] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] getdents64(3, [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] unlink("./13088/binderfs" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32380] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32380] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... unlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12900/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32380] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... restart_syscall resumed>) = 0 [pid 292] getdents64(3, [pid 289] newfstatat(AT_FDCWD, "./12597/binderfs", [pid 32380] write(-1, "0x0000000000000001", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32380] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32380] exit_group(0 [pid 292] close(3 [pid 291] newfstatat(AT_FDCWD, "./12900/binderfs", [pid 289] unlink("./12597/binderfs" [pid 32380] <... exit_group resumed>) = ? [pid 293] umount2("./13214", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32380] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... unlink resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] rmdir("./13088" [pid 289] getdents64(3, [pid 293] <... openat resumed>) = 3 [pid 291] unlink("./12900/binderfs" [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] close(3 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 289] <... close resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] mkdir("./13089", 0777 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] rmdir("./12597" [pid 293] umount2("./13214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] <... mkdir resumed>) = 0 [pid 291] close(3 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13214/binderfs", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] rmdir("./12900" [pid 289] mkdir("./12598", 0777 [pid 293] unlink("./13214/binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32381 ./strace-static-x86_64: Process 32381 attached [pid 291] <... rmdir resumed>) = 0 [pid 290] umount2("./12751", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32381] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] <... unlink resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32381] chdir("./13089") = 0 [pid 32381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] <... mkdir resumed>) = 0 executing program [pid 290] openat(AT_FDCWD, "./12751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] getdents64(3, [pid 291] mkdir("./12901", 0777 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... openat resumed>) = 3 [pid 32381] setpgid(0, 0) = 0 [pid 32381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 293] close(3 [pid 290] newfstatat(3, "", [pid 32381] <... openat resumed>) = 3 [pid 32381] write(3, "1000", 4) = 4 [pid 32381] close(3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... close resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32382 [pid 293] rmdir("./13214" [pid 290] getdents64(3, [pid 32381] <... close resumed>) = 0 [pid 32381] symlink("/dev/binderfs", "./binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32381] <... symlink resumed>) = 0 [pid 32381] write(1, "executing program\n", 18) = 18 [pid 293] <... rmdir resumed>) = 0 [pid 290] umount2("./12751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] mkdir("./13215", 0777 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32383 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32381] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32381] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... mkdir resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12751/binderfs", [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32381] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32381] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32381] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 290] unlink("./12751/binderfs" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32384 [pid 32381] exit_group(0) = ? [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12751") = 0 [pid 290] mkdir("./12752", 0777 [pid 32381] +++ exited with 0 +++ [pid 290] <... mkdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32382 attached [pid 32382] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32385 [pid 32382] chdir("./12598") = 0 [pid 32382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32382] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 32384 attached ./strace-static-x86_64: Process 32383 attached [pid 32383] set_robust_list(0x5555712b4660, 24 [pid 32384] set_robust_list(0x5555712b4660, 24 [pid 32382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32383] <... set_robust_list resumed>) = 0 [pid 32384] <... set_robust_list resumed>) = 0 [pid 32382] <... openat resumed>) = 3 [pid 32382] write(3, "1000", 4) = 4 [pid 32384] chdir("./13215" [pid 32382] close(3) = 0 [pid 32382] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32384] <... chdir resumed>) = 0 [pid 32383] chdir("./12901"executing program [pid 32382] write(1, "executing program\n", 18) = 18 [pid 32382] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32382] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32382] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32383] <... chdir resumed>) = 0 [pid 32384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32382] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32382] write(-1, "0x0000000000000001", 18 [pid 32384] <... prctl resumed>) = 0 [pid 32383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32382] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32382] exit_group(0 [pid 32384] setpgid(0, 0 [pid 32383] <... prctl resumed>) = 0 [pid 32382] <... exit_group resumed>) = ? [pid 32384] <... setpgid resumed>) = 0 [pid 32383] setpgid(0, 0 [pid 32384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32383] <... setpgid resumed>) = 0 [pid 32383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32384] <... openat resumed>) = 3 [pid 32383] <... openat resumed>) = 3 [pid 32384] write(3, "1000", 4) = 4 [pid 32383] write(3, "1000", 4 [pid 32382] +++ exited with 0 +++ [pid 32384] close(3 [pid 32383] <... write resumed>) = 4 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32383] close(3 [pid 32384] <... close resumed>) = 0 ./strace-static-x86_64: Process 32385 attached [pid 32384] symlink("/dev/binderfs", "./binderfs" [pid 32383] <... close resumed>) = 0 [pid 32385] set_robust_list(0x5555712b4660, 24 [pid 32383] symlink("/dev/binderfs", "./binderfs" [pid 32385] <... set_robust_list resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32384] <... symlink resumed>) = 0 [pid 292] umount2("./13089", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32384] write(1, "executing program\n", 18 [pid 32383] <... symlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13089", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32384] <... write resumed>) = 18 executing program [pid 32383] write(1, "executing program\n", 18 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32384] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32383] <... write resumed>) = 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32383] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] umount2("./13089/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32384] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32383] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13089/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13089/binderfs" [pid 32384] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32383] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13089" [pid 32384] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32383] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 32384] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32383] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] mkdir("./13090", 0777 [pid 289] <... restart_syscall resumed>) = 0 [pid 32384] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32383] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32384] write(-1, "0x0000000000000001", 18 [pid 32383] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 32386 attached [pid 32384] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32383] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32386 [pid 289] umount2("./12598", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32384] exit_group(0 [pid 32383] exit_group(0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32384] <... exit_group resumed>) = ? [pid 32383] <... exit_group resumed>) = ? [pid 289] openat(AT_FDCWD, "./12598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32385] chdir("./12752") = 0 [pid 32385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32385] setpgid(0, 0) = 0 [pid 32385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32384] +++ exited with 0 +++ [pid 289] <... openat resumed>) = 3 [pid 32385] <... openat resumed>) = 3 [pid 32385] write(3, "1000", 4) = 4 [pid 32385] close(3) = 0 [pid 32385] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32383] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] newfstatat(3, "", [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32385] write(1, "executing program\n", 18 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32385] <... write resumed>) = 18 [pid 289] umount2("./12598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32385] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32385] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(AT_FDCWD, "./12598/binderfs", [pid 32385] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32386] set_robust_list(0x5555712b4660, 24 [pid 32385] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] unlink("./12598/binderfs" [pid 32385] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... unlink resumed>) = 0 [pid 32385] write(-1, "0x0000000000000001", 18 [pid 289] getdents64(3, [pid 32386] <... set_robust_list resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32385] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] close(3 [pid 32385] exit_group(0 [pid 289] <... close resumed>) = 0 [pid 32385] <... exit_group resumed>) = ? [pid 289] rmdir("./12598" [pid 32386] chdir("./13090" [pid 32385] +++ exited with 0 +++ [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12599", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32386] <... chdir resumed>) = 0 [pid 32386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32386] setpgid(0, 0) = 0 [pid 32386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32386] <... openat resumed>) = 3 [pid 32386] write(3, "1000", 4) = 4 [pid 32386] close(3) = 0 [pid 32386] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32386] write(1, "executing program\n", 18 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32387 executing program [pid 32386] <... write resumed>) = 18 [pid 32386] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32386] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32386] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32386] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32386] exit_group(0) = ? [pid 32386] +++ exited with 0 +++ ./strace-static-x86_64: Process 32387 attached [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32387] set_robust_list(0x5555712b4660, 24) = 0 [pid 32387] chdir("./12599") = 0 [pid 32387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32387] setpgid(0, 0) = 0 [pid 32387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32387] write(3, "1000", 4) = 4 [pid 32387] close(3) = 0 [pid 32387] symlink("/dev/binderfs", "./binderfs" [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32387] <... symlink resumed>) = 0 [pid 291] umount2("./12901", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32387] write(1, "executing program\n", 18 executing program [pid 293] umount2("./13215", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32387] <... write resumed>) = 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13090", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] openat(AT_FDCWD, "./12901", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] openat(AT_FDCWD, "./13215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... openat resumed>) = 3 [pid 32387] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... openat resumed>) = 3 [pid 292] openat(AT_FDCWD, "./13090", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] newfstatat(3, "", [pid 32387] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 292] <... openat resumed>) = 3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 32387] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] getdents64(3, [pid 292] newfstatat(3, "", [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... restart_syscall resumed>) = 0 [pid 32387] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12901/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32387] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12901/binderfs", [pid 290] umount2("./12752", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32387] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(AT_FDCWD, "./13215/binderfs", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32387] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] umount2("./13090/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] unlink("./12901/binderfs" [pid 290] openat(AT_FDCWD, "./12752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32387] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] unlink("./13215/binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... unlink resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 293] <... unlink resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13090/binderfs", [pid 291] getdents64(3, [pid 290] newfstatat(3, "", [pid 32387] exit_group(0 [pid 293] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32387] <... exit_group resumed>) = ? [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] unlink("./13090/binderfs" [pid 291] close(3 [pid 290] getdents64(3, [pid 32387] +++ exited with 0 +++ [pid 293] close(3 [pid 292] <... unlink resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... close resumed>) = 0 [pid 291] rmdir("./12901" [pid 290] umount2("./12752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] rmdir("./13215" [pid 292] getdents64(3, [pid 291] <... rmdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... rmdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] mkdir("./12902", 0777 [pid 290] newfstatat(AT_FDCWD, "./12752/binderfs", [pid 289] <... restart_syscall resumed>) = 0 [pid 293] mkdir("./13216", 0777 [pid 292] close(3 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] unlink("./12752/binderfs"./strace-static-x86_64: Process 32388 attached [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] rmdir("./13090" [pid 290] <... unlink resumed>) = 0 [pid 289] umount2("./12599", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32388] set_robust_list(0x5555712b4660, 24 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32388 [pid 290] getdents64(3, [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32389 [pid 292] <... rmdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] mkdir("./13091", 0777 [pid 290] close(3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12752") = 0 [pid 290] mkdir("./12753", 0777./strace-static-x86_64: Process 32389 attached [pid 32388] <... set_robust_list resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32389] set_robust_list(0x5555712b4660, 24 [pid 32388] chdir("./12902" [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32390 attached [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32390 [pid 32388] <... chdir resumed>) = 0 [pid 32388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] newfstatat(3, "", ./strace-static-x86_64: Process 32391 attached [pid 32391] set_robust_list(0x5555712b4660, 24) = 0 [pid 32391] chdir("./13091") = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32388] <... prctl resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32391 [pid 32391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32391] setpgid(0, 0) = 0 [pid 32391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32388] setpgid(0, 0 [pid 289] getdents64(3, [pid 32388] <... setpgid resumed>) = 0 [pid 32391] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32391] write(3, "1000", 4) = 4 [pid 32391] close(3) = 0 [pid 32391] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32390] set_robust_list(0x5555712b4660, 24 [pid 32389] <... set_robust_list resumed>) = 0 [pid 32388] <... openat resumed>) = 3 [pid 289] umount2("./12599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32391] write(1, "executing program\n", 18) = 18 [pid 32391] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32388] write(3, "1000", 4 [pid 32391] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32391] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(AT_FDCWD, "./12599/binderfs", [pid 32388] <... write resumed>) = 4 [pid 32391] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32389] chdir("./13216" [pid 32388] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32391] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32391] write(-1, "0x0000000000000001", 18 [pid 289] unlink("./12599/binderfs" [pid 32388] <... close resumed>) = 0 [pid 32391] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32391] exit_group(0 [pid 32389] <... chdir resumed>) = 0 [pid 32391] <... exit_group resumed>) = ? [pid 32391] +++ exited with 0 +++ [pid 32390] <... set_robust_list resumed>) = 0 [pid 32389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32388] symlink("/dev/binderfs", "./binderfs" [pid 289] <... unlink resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] getdents64(3, [pid 32388] <... symlink resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...>executing program [pid 32389] <... prctl resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32388] write(1, "executing program\n", 18) = 18 [pid 289] close(3 [pid 32389] setpgid(0, 0 [pid 289] <... close resumed>) = 0 [pid 32388] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] rmdir("./12599" [pid 32389] <... setpgid resumed>) = 0 [pid 32388] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 32389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32388] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] mkdir("./12600", 0777 [pid 32388] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32388] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... mkdir resumed>) = 0 [pid 32389] <... openat resumed>) = 3 [pid 32388] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32389] write(3, "1000", 4 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32388] write(-1, "0x0000000000000001", 18 [pid 32389] <... write resumed>) = 4 [pid 32389] close(3 [pid 32388] <... write resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32392 attached [pid 32389] <... close resumed>) = 0 [pid 32388] exit_group(0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32392 [pid 32389] symlink("/dev/binderfs", "./binderfs" [pid 32388] <... exit_group resumed>) = ? [pid 32392] set_robust_list(0x5555712b4660, 24) = 0 [pid 32392] chdir("./12600") = 0 [pid 32392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32392] setpgid(0, 0) = 0 [pid 32388] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32389] <... symlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 executing program [pid 32389] write(1, "executing program\n", 18 [pid 32390] chdir("./12753" [pid 291] umount2("./12902", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32389] <... write resumed>) = 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12902", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12902/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32389] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12902/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12902/binderfs" [pid 32389] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... unlink resumed>) = 0 [pid 32390] <... chdir resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12902" [pid 32390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32389] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12903", 0777 [pid 32390] <... prctl resumed>) = 0 [pid 32389] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32390] setpgid(0, 0 [pid 32389] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32393 [pid 32392] <... openat resumed>) = 3 [pid 32392] write(3, "1000", 4 [pid 32389] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... restart_syscall resumed>) = 0 [pid 32392] <... write resumed>) = 4 [pid 32392] close(3) = 0 [pid 32392] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32390] <... setpgid resumed>) = 0 [pid 32389] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 32393 attached [pid 32392] write(1, "executing program\n", 18) = 18 [pid 32392] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32392] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32389] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] umount2("./13091", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32392] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32389] exit_group(0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32389] <... exit_group resumed>) = ? [pid 292] openat(AT_FDCWD, "./13091", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32392] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32392] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32392] exit_group(0) = ? [pid 32393] set_robust_list(0x5555712b4660, 24 [pid 32390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32389] +++ exited with 0 +++ [pid 292] <... openat resumed>) = 3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32392] +++ exited with 0 +++ [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13091/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] newfstatat(AT_FDCWD, "./13091/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13091/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13091") = 0 [pid 32390] <... openat resumed>) = 3 [pid 292] mkdir("./13092", 0777 [pid 32390] write(3, "1000", 4 [pid 292] <... mkdir resumed>) = 0 [pid 32390] <... write resumed>) = 4 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32390] close(3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32394 [pid 32390] <... close resumed>) = 0 [pid 32390] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32394 attached [pid 32394] set_robust_list(0x5555712b4660, 24) = 0 [pid 32394] chdir("./13092") = 0 [pid 32394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32394] setpgid(0, 0) = 0 [pid 32390] <... symlink resumed>) = 0 executing program [pid 32394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32393] <... set_robust_list resumed>) = 0 [pid 32390] write(1, "executing program\n", 18) = 18 [pid 32390] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32393] chdir("./12903" [pid 32390] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32394] <... openat resumed>) = 3 [pid 32393] <... chdir resumed>) = 0 [pid 32390] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... restart_syscall resumed>) = 0 [pid 32394] write(3, "1000", 4 [pid 32393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32394] <... write resumed>) = 4 [pid 32393] <... prctl resumed>) = 0 [pid 32390] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32390] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32393] setpgid(0, 0 [pid 289] umount2("./12600", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32394] close(3 [pid 32393] <... setpgid resumed>) = 0 [pid 32390] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32394] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32394] symlink("/dev/binderfs", "./binderfs" [pid 32393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32390] write(-1, "0x0000000000000001", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] umount2("./13216", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... openat resumed>) = 3 [pid 32390] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(3, "", [pid 32390] exit_group(0 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32390] <... exit_group resumed>) = ? [pid 293] getdents64(3, [pid 289] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13216/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] umount2("./12600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] unlink("./13216/binderfs") = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, [pid 289] newfstatat(AT_FDCWD, "./12600/binderfs", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32390] +++ exited with 0 +++ [pid 293] <... close resumed>) = 0 [pid 289] unlink("./12600/binderfs" [pid 293] rmdir("./13216") = 0 [pid 289] <... unlink resumed>) = 0 [pid 293] mkdir("./13217", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] getdents64(3, [pid 32394] <... symlink resumed>) = 0 [pid 32393] <... openat resumed>) = 3 [pid 293] <... mkdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... restart_syscall resumed>) = 0 [pid 289] close(3 [pid 32394] write(1, "executing program\n", 18 [pid 32393] write(3, "1000", 4 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32395 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12600" [pid 290] umount2("./12753", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] <... rmdir resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] mkdir("./12601", 0777 [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 289] <... mkdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] getdents64(3, ./strace-static-x86_64: Process 32396 attached [pid 32396] set_robust_list(0x5555712b4660, 24) = 0 [pid 32396] chdir("./12601") = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32396 [pid 290] umount2("./12753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32396] <... prctl resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12753/binderfs", [pid 32396] setpgid(0, 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 32396] <... setpgid resumed>) = 0 [pid 290] unlink("./12753/binderfs" [pid 32396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... unlink resumed>) = 0 [pid 32394] <... write resumed>) = 18 [pid 290] getdents64(3, [pid 32393] <... write resumed>) = 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32394] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32393] close(3 [pid 290] close(3 [pid 32396] write(3, "1000", 4 [pid 32394] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32393] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32396] <... write resumed>) = 4 [pid 32393] symlink("/dev/binderfs", "./binderfs" executing program [pid 32394] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] rmdir("./12753" [pid 32396] close(3) = 0 [pid 32396] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32396] write(1, "executing program\n", 18 [pid 290] <... rmdir resumed>) = 0 [pid 32396] <... write resumed>) = 18 [pid 290] mkdir("./12754", 0777 [pid 32394] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32396] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32396] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] <... mkdir resumed>) = 0 [pid 32396] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32394] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32393] <... symlink resumed>) = 0 [pid 32396] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32396] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32396] exit_group(0 [pid 32394] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32393] write(1, "executing program\n", 18 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32397 [pid 32394] write(-1, "0x0000000000000001", 18 [pid 32393] <... write resumed>) = 18 [pid 32394] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32396] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32395 attached [pid 32396] +++ exited with 0 +++ [pid 32394] exit_group(0 [pid 32393] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32397 attached [pid 32395] set_robust_list(0x5555712b4660, 24 [pid 32394] <... exit_group resumed>) = ? [pid 32393] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 32393] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32397] set_robust_list(0x5555712b4660, 24 [pid 32393] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] umount2("./12601", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32397] <... set_robust_list resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32393] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] openat(AT_FDCWD, "./12601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32397] chdir("./12754" [pid 32393] write(-1, "0x0000000000000001", 18 [pid 289] <... openat resumed>) = 3 [pid 32397] <... chdir resumed>) = 0 [pid 32393] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] newfstatat(3, "", [pid 32397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32393] exit_group(0 [pid 289] getdents64(3, [pid 32397] <... prctl resumed>) = 0 [pid 32397] setpgid(0, 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32394] +++ exited with 0 +++ [pid 32393] <... exit_group resumed>) = ? [pid 289] umount2("./12601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] newfstatat(AT_FDCWD, "./12601/binderfs", [pid 32397] <... setpgid resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] unlink("./12601/binderfs" [pid 32397] <... openat resumed>) = 3 [pid 289] <... unlink resumed>) = 0 [pid 32397] write(3, "1000", 4 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32397] <... write resumed>) = 4 [pid 289] close(3 [pid 32397] close(3 executing program [pid 289] <... close resumed>) = 0 [pid 32397] <... close resumed>) = 0 [pid 289] rmdir("./12601" [pid 32397] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32393] +++ exited with 0 +++ [pid 289] mkdir("./12602", 0777 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32397] write(1, "executing program\n", 18) = 18 [pid 32397] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32397] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32397] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32397] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... mkdir resumed>) = 0 [pid 32397] exit_group(0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32395] <... set_robust_list resumed>) = 0 [pid 32397] <... exit_group resumed>) = ? [pid 32397] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32398 [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32398 attached [pid 32395] chdir("./13217" [pid 32398] set_robust_list(0x5555712b4660, 24) = 0 [pid 32398] chdir("./12602") = 0 [pid 32398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32398] setpgid(0, 0) = 0 [pid 32398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32398] write(3, "1000", 4) = 4 [pid 32395] <... chdir resumed>) = 0 [pid 32398] close(3) = 0 [pid 32398] symlink("/dev/binderfs", "./binderfs" [pid 32395] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 32398] <... symlink resumed>) = 0 [pid 32395] <... prctl resumed>) = 0 [pid 32398] write(1, "executing program\n", 18) = 18 [pid 32398] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32398] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32395] setpgid(0, 0 [pid 32398] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32398] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32398] write(-1, "0x0000000000000001", 18 [pid 32395] <... setpgid resumed>) = 0 [pid 32398] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32398] exit_group(0) = ? [pid 32395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32398] +++ exited with 0 +++ [pid 32395] write(3, "1000", 4 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32395] <... write resumed>) = 4 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32395] close(3) = 0 [pid 32395] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32395] write(1, "executing program\n", 18) = 18 [pid 32395] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32395] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32395] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32395] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32395] exit_group(0) = ? [pid 32395] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12903", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13092", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13217", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12903", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13092", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... openat resumed>) = 3 [pid 293] openat(AT_FDCWD, "./13217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] umount2("./12754", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 293] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(3, "", [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 290] openat(AT_FDCWD, "./12754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... openat resumed>) = 3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] newfstatat(3, "", [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13092/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12903/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13217/binderfs", [pid 292] newfstatat(AT_FDCWD, "./13092/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12903/binderfs", [pid 290] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13217/binderfs" [pid 292] unlink("./13092/binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] unlink("./12903/binderfs" [pid 293] <... unlink resumed>) = 0 [pid 290] umount2("./12754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... unlink resumed>) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13217") = 0 [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] newfstatat(AT_FDCWD, "./12754/binderfs", [pid 293] mkdir("./13218", 0777 [pid 292] close(3 [pid 291] close(3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13092" [pid 293] <... mkdir resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] unlink("./12754/binderfs" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] mkdir("./13093", 0777 [pid 291] rmdir("./12903" [pid 292] <... mkdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32400 attached ./strace-static-x86_64: Process 32399 attached [pid 291] <... rmdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32399 [pid 290] getdents64(3, [pid 289] <... restart_syscall resumed>) = 0 [pid 32399] set_robust_list(0x5555712b4660, 24 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32400 [pid 291] mkdir("./12904", 0777 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32400] set_robust_list(0x5555712b4660, 24 [pid 32399] <... set_robust_list resumed>) = 0 [pid 290] close(3 [pid 32400] <... set_robust_list resumed>) = 0 [pid 32400] chdir("./13093") = 0 [pid 32400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32400] setpgid(0, 0 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12602", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] rmdir("./12754" [pid 32400] <... setpgid resumed>) = 0 [pid 32400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32401 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] mkdir("./12755", 0777 [pid 289] openat(AT_FDCWD, "./12602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32400] write(3, "1000", 4) = 4 [pid 32400] close(3 [pid 290] <... mkdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32399] chdir("./13218" [pid 289] newfstatat(3, "", [pid 32400] <... close resumed>) = 0 [pid 32400] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32401 attached [pid 32399] <... chdir resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32402 [pid 32399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] getdents64(3, [pid 32401] set_robust_list(0x5555712b4660, 24 [pid 32399] <... prctl resumed>) = 0 executing program [pid 32401] <... set_robust_list resumed>) = 0 [pid 32400] write(1, "executing program\n", 18 [pid 32399] setpgid(0, 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32399] <... setpgid resumed>) = 0 [pid 289] umount2("./12602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32400] <... write resumed>) = 18 [pid 32400] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32400] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32400] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32399] <... openat resumed>) = 3 [pid 289] newfstatat(AT_FDCWD, "./12602/binderfs", [pid 32399] write(3, "1000", 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32399] <... write resumed>) = 4 [pid 289] unlink("./12602/binderfs" [pid 32399] close(3 [pid 32400] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... unlink resumed>) = 0 [pid 32399] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 32400] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program [pid 32399] symlink("/dev/binderfs", "./binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32401] chdir("./12904" [pid 32400] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32400] write(-1, "0x0000000000000001", 18 [pid 32399] <... symlink resumed>) = 0 [pid 289] close(3 [pid 32399] write(1, "executing program\n", 18 [pid 289] <... close resumed>) = 0 [pid 32399] <... write resumed>) = 18 [pid 289] rmdir("./12602" [pid 32400] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32399] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32400] exit_group(0) = ? [pid 32401] <... chdir resumed>) = 0 [pid 32400] +++ exited with 0 +++ [pid 32399] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32399] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] mkdir("./12603", 0777 [pid 32401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32399] <... openat resumed>) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32402 attached [pid 32402] set_robust_list(0x5555712b4660, 24) = 0 [pid 32402] chdir("./12755") = 0 [pid 32401] <... prctl resumed>) = 0 [pid 32399] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... mkdir resumed>) = 0 [pid 32402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32399] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32401] setpgid(0, 0 [pid 32402] <... prctl resumed>) = 0 [pid 32399] write(-1, "0x0000000000000001", 18 [pid 32402] setpgid(0, 0) = 0 [pid 32402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32401] <... setpgid resumed>) = 0 [pid 32399] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 32402] write(3, "1000", 4) = 4 [pid 32399] exit_group(0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32403 [pid 32402] close(3 [pid 32399] <... exit_group resumed>) = ? [pid 32402] <... close resumed>) = 0 [pid 32402] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32402] write(1, "executing program\n", 18) = 18 [pid 32402] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32399] +++ exited with 0 +++ [pid 32402] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32402] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32401] <... openat resumed>) = 3 [pid 32402] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32402] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32402] exit_group(0 [pid 32401] write(3, "1000", 4./strace-static-x86_64: Process 32403 attached [pid 32403] set_robust_list(0x5555712b4660, 24 [pid 32401] <... write resumed>) = 4 [pid 32402] <... exit_group resumed>) = ? [pid 32403] <... set_robust_list resumed>) = 0 [pid 32403] chdir("./12603" [pid 32401] close(3 [pid 32403] <... chdir resumed>) = 0 [pid 32403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32403] setpgid(0, 0) = 0 [pid 32403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32402] +++ exited with 0 +++ [pid 32403] write(3, "1000", 4 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32401] <... close resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32403] <... write resumed>) = 4 [pid 32401] symlink("/dev/binderfs", "./binderfs" [pid 32403] close(3) = 0 [pid 32403] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32403] write(1, "executing program\n", 18) = 18 [pid 32403] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32401] <... symlink resumed>) = 0 executing program [pid 32401] write(1, "executing program\n", 18 [pid 293] umount2("./13218", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32401] <... write resumed>) = 18 [pid 292] umount2("./13093", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32401] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32401] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "./13218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] openat(AT_FDCWD, "./13093", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32401] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 293] newfstatat(3, "", [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32401] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 32401] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13093/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32401] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13093/binderfs", [pid 32401] write(-1, "0x0000000000000001", 18 [pid 293] umount2("./13218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32401] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13093/binderfs" [pid 32401] exit_group(0 [pid 293] newfstatat(AT_FDCWD, "./13218/binderfs", [pid 292] <... unlink resumed>) = 0 [pid 32401] <... exit_group resumed>) = ? [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] getdents64(3, [pid 293] unlink("./13218/binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32403] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] close(3 [pid 32403] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... unlink resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 32403] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 292] rmdir("./13093" [pid 290] <... restart_syscall resumed>) = 0 [pid 32403] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32401] +++ exited with 0 +++ [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32403] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] close(3 [pid 292] mkdir("./13094", 0777 [pid 32403] write(-1, "0x0000000000000001", 18 [pid 293] <... close resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32403] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] rmdir("./13218" [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32403] exit_group(0 [pid 293] <... rmdir resumed>) = 0 [pid 290] umount2("./12755", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32403] <... exit_group resumed>) = ? [pid 293] mkdir("./13219", 0777 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32404 [pid 32403] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] openat(AT_FDCWD, "./12755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32404 attached [pid 32404] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... openat resumed>) = 3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32405 [pid 290] newfstatat(3, "", [pid 32404] chdir("./13094" [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32404] <... chdir resumed>) = 0 [pid 290] getdents64(3, [pid 32404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32404] setpgid(0, 0) = 0 [pid 290] umount2("./12755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12755/binderfs", [pid 32404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32404] <... openat resumed>) = 3 [pid 290] unlink("./12755/binderfs" [pid 289] <... restart_syscall resumed>) = 0 [pid 32404] write(3, "1000", 4) = 4 [pid 32404] close(3) = 0 [pid 32404] symlink("/dev/binderfs", "./binderfs" [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 32404] <... symlink resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 290] close(3 [pid 289] umount2("./12603", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32404] write(1, "executing program\n", 18) = 18 [pid 32404] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12755" [pid 289] openat(AT_FDCWD, "./12603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32404] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32404] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32404] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... rmdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 290] mkdir("./12756", 0777 [pid 289] newfstatat(3, "", [pid 32404] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32404] exit_group(0) = ? [pid 290] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32406 attached ./strace-static-x86_64: Process 32405 attached [pid 32404] +++ exited with 0 +++ [pid 289] getdents64(3, [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32405] set_robust_list(0x5555712b4660, 24) = 0 [pid 32405] chdir("./13219" [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32406 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32405] <... chdir resumed>) = 0 [pid 32405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] umount2("./12603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32405] <... prctl resumed>) = 0 [pid 32405] setpgid(0, 0) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32406] set_robust_list(0x5555712b4660, 24 [pid 32405] <... openat resumed>) = 3 [pid 289] newfstatat(AT_FDCWD, "./12603/binderfs", [pid 32405] write(3, "1000", 4) = 4 [pid 32405] close(3) = 0 [pid 32405] symlink("/dev/binderfs", "./binderfs" [pid 32406] <... set_robust_list resumed>) = 0 [pid 32405] <... symlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 32405] write(1, "executing program\n", 18) = 18 [pid 32405] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] unlink("./12603/binderfs" [pid 32405] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32405] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32405] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] <... restart_syscall resumed>) = 0 [pid 32405] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32405] exit_group(0 [pid 289] <... unlink resumed>) = 0 [pid 32405] <... exit_group resumed>) = ? [pid 32406] chdir("./12756" [pid 32405] +++ exited with 0 +++ [pid 289] getdents64(3, [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] umount2("./12904", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32406] <... chdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] close(3 [pid 291] openat(AT_FDCWD, "./12904", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... close resumed>) = 0 [pid 32406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... openat resumed>) = 3 [pid 289] rmdir("./12603" [pid 291] newfstatat(3, "", [pid 32406] <... prctl resumed>) = 0 [pid 32406] setpgid(0, 0) = 0 [pid 32406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 291] getdents64(3, [pid 289] mkdir("./12604", 0777 [pid 32406] <... openat resumed>) = 3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32406] write(3, "1000", 4) = 4 [pid 32406] close(3) = 0 [pid 289] <... mkdir resumed>) = 0 executing program [pid 291] umount2("./12904/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32406] symlink("/dev/binderfs", "./binderfs" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] newfstatat(AT_FDCWD, "./12904/binderfs", [pid 32406] <... symlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32406] write(1, "executing program\n", 18) = 18 [pid 32406] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] unlink("./12904/binderfs" [pid 32406] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32406] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... unlink resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32407 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] getdents64(3, [pid 32406] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] umount2("./13094", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] close(3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13094", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 291] <... close resumed>) = 0 [pid 32406] write(-1, "0x0000000000000001", 18 [pid 292] newfstatat(3, "", [pid 291] rmdir("./12904" [pid 293] umount2("./13219", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 293] openat(AT_FDCWD, "./13219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... rmdir resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] umount2("./13094/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(3, "", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] mkdir("./12905", 0777 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] newfstatat(AT_FDCWD, "./13094/binderfs", [pid 293] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] unlink("./13094/binderfs" [pid 293] umount2("./13219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... unlink resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(AT_FDCWD, "./13219/binderfs", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] close(3 [pid 293] unlink("./13219/binderfs" [pid 292] <... close resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] rmdir("./13094" [pid 32406] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] getdents64(3, [pid 292] <... rmdir resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] mkdir("./13095", 0777 [pid 32406] exit_group(0 [pid 293] close(3 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32408 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 32406] <... exit_group resumed>) = ? [pid 293] <... close resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32409 ./strace-static-x86_64: Process 32407 attached [pid 32407] set_robust_list(0x5555712b4660, 24 [pid 293] rmdir("./13219" [pid 32407] <... set_robust_list resumed>) = 0 [pid 32407] chdir("./12604") = 0 [pid 293] <... rmdir resumed>) = 0 [pid 32407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] mkdir("./13220", 0777 [pid 32407] <... prctl resumed>) = 0 [pid 32407] setpgid(0, 0) = 0 [pid 32407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32407] write(3, "1000", 4) = 4 [pid 32407] close(3) = 0 [pid 32407] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32410 [pid 32407] write(1, "executing program\n", 18) = 18 [pid 32407] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32406] +++ exited with 0 +++ [pid 32407] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32407] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32407] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32407] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32407] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32407] exit_group(0) = ? ./strace-static-x86_64: Process 32410 attached [pid 32407] +++ exited with 0 +++ ./strace-static-x86_64: Process 32408 attached [pid 32408] set_robust_list(0x5555712b4660, 24 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32408] <... set_robust_list resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32408] chdir("./12905") = 0 [pid 32408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32408] setpgid(0, 0) = 0 [pid 32408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 32409 attached [pid 32409] set_robust_list(0x5555712b4660, 24 [pid 32408] <... openat resumed>) = 3 [pid 32409] <... set_robust_list resumed>) = 0 [pid 32409] chdir("./13095" [pid 32408] write(3, "1000", 4) = 4 [pid 32409] <... chdir resumed>) = 0 [pid 32408] close(3) = 0 [pid 32409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32408] symlink("/dev/binderfs", "./binderfs" [pid 32409] <... prctl resumed>) = 0 [pid 32408] <... symlink resumed>) = 0 [pid 32410] set_robust_list(0x5555712b4660, 24 [pid 32409] setpgid(0, 0) = 0 [pid 32409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 32410] <... set_robust_list resumed>) = 0 [pid 32409] <... openat resumed>) = 3 [pid 32408] write(1, "executing program\n", 18 [pid 32409] write(3, "1000", 4 [pid 32408] <... write resumed>) = 18 [pid 32409] <... write resumed>) = 4 [pid 32408] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32409] close(3 [pid 32408] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32409] <... close resumed>) = 0 [pid 32408] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32409] symlink("/dev/binderfs", "./binderfs" [pid 32408] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... restart_syscall resumed>) = 0 [pid 32409] <... symlink resumed>) = 0 [pid 32408] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32409] write(1, "executing program\n", 18 [pid 32408] <... openat resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 32409] <... write resumed>) = 18 [pid 32408] write(-1, "0x0000000000000001", 18 [pid 32409] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32408] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12604", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32409] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32408] exit_group(0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32409] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32408] <... exit_group resumed>) = ? [pid 289] openat(AT_FDCWD, "./12604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32410] chdir("./13220" [pid 32409] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32408] +++ exited with 0 +++ [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] getdents64(3, [pid 32409] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32409] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32409] write(-1, "0x0000000000000001", 18 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32409] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] newfstatat(AT_FDCWD, "./12604/binderfs", [pid 32409] exit_group(0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32409] <... exit_group resumed>) = ? [pid 32410] <... chdir resumed>) = 0 [pid 32409] +++ exited with 0 +++ [pid 289] unlink("./12604/binderfs" [pid 32410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32410] setpgid(0, 0 [pid 289] <... unlink resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... restart_syscall resumed>) = 0 [pid 32410] <... setpgid resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] getdents64(3, [pid 292] <... restart_syscall resumed>) = 0 [pid 32410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32410] <... openat resumed>) = 3 [pid 291] umount2("./12905", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] close(3 [pid 292] umount2("./13095", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32410] write(3, "1000", 4) = 4 [pid 32410] close(3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... close resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13095", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12905", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] rmdir("./12604" [pid 292] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 32410] <... close resumed>) = 0 [pid 32410] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 289] <... rmdir resumed>) = 0 executing program [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] mkdir("./12605", 0777 [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 32410] write(1, "executing program\n", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32410] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13095/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12756", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32410] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32410] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] umount2("./12905/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... mkdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13095/binderfs", [pid 290] openat(AT_FDCWD, "./12756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(AT_FDCWD, "./12905/binderfs", [pid 290] <... openat resumed>) = 3 [pid 32410] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32410] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32410] exit_group(0 [pid 292] unlink("./13095/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(3, "", [pid 32410] <... exit_group resumed>) = ? [pid 32410] +++ exited with 0 +++ [pid 292] <... unlink resumed>) = 0 [pid 291] unlink("./12905/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32411 [pid 292] getdents64(3, ./strace-static-x86_64: Process 32411 attached [pid 291] <... unlink resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 290] getdents64(3, [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32411] set_robust_list(0x5555712b4660, 24 [pid 292] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] close(3 [pid 292] rmdir("./13095" [pid 290] umount2("./12756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 32411] <... set_robust_list resumed>) = 0 [pid 32411] chdir("./12605") = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32411] setpgid(0, 0 [pid 292] mkdir("./13096", 0777 [pid 291] rmdir("./12905" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32411] <... setpgid resumed>) = 0 [pid 32411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32411] write(3, "1000", 4 [pid 292] <... mkdir resumed>) = 0 [pid 32411] <... write resumed>) = 4 [pid 32411] close(3) = 0 [pid 32411] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... rmdir resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12756/binderfs", [pid 32411] write(1, "executing program\n", 18) = 18 [pid 32411] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32411] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32411] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program [pid 291] mkdir("./12906", 0777 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32412 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32411] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32411] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32411] exit_group(0 [pid 291] <... mkdir resumed>) = 0 [pid 290] unlink("./12756/binderfs" [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32411] <... exit_group resumed>) = ? [pid 32411] +++ exited with 0 +++ [pid 290] <... unlink resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32413 [pid 290] getdents64(3, [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] close(3./strace-static-x86_64: Process 32412 attached ) = 0 [pid 290] rmdir("./12756" [pid 32412] set_robust_list(0x5555712b4660, 24) = 0 [pid 32412] chdir("./13096" [pid 290] <... rmdir resumed>) = 0 [pid 32412] <... chdir resumed>) = 0 [pid 290] mkdir("./12757", 0777 [pid 32412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32412] setpgid(0, 0) = 0 [pid 32412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32412] <... openat resumed>) = 3 [pid 32412] write(3, "1000", 4) = 4 [pid 32412] close(3) = 0 [pid 32412] symlink("/dev/binderfs", "./binderfs" [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32414 [pid 32412] <... symlink resumed>) = 0 executing program ./strace-static-x86_64: Process 32414 attached ./strace-static-x86_64: Process 32413 attached [pid 32412] write(1, "executing program\n", 18 [pid 32413] set_robust_list(0x5555712b4660, 24 [pid 32412] <... write resumed>) = 18 [pid 32414] set_robust_list(0x5555712b4660, 24 [pid 32413] <... set_robust_list resumed>) = 0 [pid 32412] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32414] <... set_robust_list resumed>) = 0 [pid 32413] chdir("./12906" [pid 32412] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32413] <... chdir resumed>) = 0 [pid 32412] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32412] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32413] <... prctl resumed>) = 0 [pid 32412] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32414] chdir("./12757"executing program [pid 32413] setpgid(0, 0 [pid 32412] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32414] <... chdir resumed>) = 0 [pid 32413] <... setpgid resumed>) = 0 [pid 32412] write(-1, "0x0000000000000001", 18 [pid 32414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32412] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32413] <... openat resumed>) = 3 [pid 32414] <... prctl resumed>) = 0 [pid 32412] exit_group(0 [pid 32413] write(3, "1000", 4 [pid 32412] <... exit_group resumed>) = ? [pid 32414] setpgid(0, 0 [pid 32413] <... write resumed>) = 4 [pid 32412] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32414] <... setpgid resumed>) = 0 [pid 32413] close(3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32413] <... close resumed>) = 0 [pid 32413] symlink("/dev/binderfs", "./binderfs" [pid 32414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32413] <... symlink resumed>) = 0 [pid 32413] write(1, "executing program\n", 18 [pid 32414] <... openat resumed>) = 3 [pid 32413] <... write resumed>) = 18 [pid 32414] write(3, "1000", 4 [pid 32413] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... restart_syscall resumed>) = 0 [pid 32413] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32414] <... write resumed>) = 4 [pid 32414] close(3 [pid 32413] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] umount2("./13220", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32414] <... close resumed>) = 0 [pid 32413] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32414] symlink("/dev/binderfs", "./binderfs" [pid 32413] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] openat(AT_FDCWD, "./13220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32413] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32413] write(-1, "0x0000000000000001", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32414] <... symlink resumed>) = 0 [pid 32413] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] getdents64(3, [pid 32413] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 executing program [pid 32414] write(1, "executing program\n", 18 [pid 32413] <... exit_group resumed>) = ? [pid 293] umount2("./13220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13220/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13220/binderfs" [pid 32413] +++ exited with 0 +++ [pid 293] <... unlink resumed>) = 0 [pid 32414] <... write resumed>) = 18 [pid 293] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] close(3) = 0 [pid 32414] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] rmdir("./13220" [pid 289] <... restart_syscall resumed>) = 0 [pid 32414] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13221", 0777 [pid 32414] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12605", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32414] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32415 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32414] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] openat(AT_FDCWD, "./12605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32414] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32414] write(-1, "0x0000000000000001", 18 [pid 289] getdents64(3, [pid 32414] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32414] exit_group(0 [pid 292] umount2("./13096", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13096", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(AT_FDCWD, "./12605/binderfs", ./strace-static-x86_64: Process 32415 attached [pid 32414] <... exit_group resumed>) = ? [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32414] +++ exited with 0 +++ [pid 292] umount2("./13096/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12906", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] unlink("./12605/binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] newfstatat(AT_FDCWD, "./13096/binderfs", [pid 291] openat(AT_FDCWD, "./12906", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32415] set_robust_list(0x5555712b4660, 24 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... openat resumed>) = 3 [pid 289] <... unlink resumed>) = 0 [pid 292] unlink("./13096/binderfs" [pid 291] newfstatat(3, "", [pid 289] getdents64(3, [pid 32415] <... set_robust_list resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32415] chdir("./13221" [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 289] close(3 [pid 32415] <... chdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... close resumed>) = 0 [pid 32415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] rmdir("./12605" [pid 32415] <... prctl resumed>) = 0 [pid 292] close(3 [pid 291] umount2("./12906/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12757", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... rmdir resumed>) = 0 [pid 32415] setpgid(0, 0 [pid 292] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] mkdir("./12606", 0777 [pid 32415] <... setpgid resumed>) = 0 [pid 292] rmdir("./13096" [pid 291] newfstatat(AT_FDCWD, "./12906/binderfs", [pid 290] openat(AT_FDCWD, "./12757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... mkdir resumed>) = 0 [pid 32415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32415] <... openat resumed>) = 3 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... openat resumed>) = 3 [pid 32415] write(3, "1000", 4 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32416 [pid 32415] <... write resumed>) = 4 [pid 32415] close(3) = 0 [pid 32415] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] mkdir("./13097", 0777 [pid 291] unlink("./12906/binderfs" [pid 290] newfstatat(3, "", executing program [pid 32415] write(1, "executing program\n", 18) = 18 [pid 32415] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32415] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32415] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32415] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32415] exit_group(0 [pid 292] <... mkdir resumed>) = 0 [pid 32415] <... exit_group resumed>) = ? [pid 291] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 290] getdents64(3, [pid 32415] +++ exited with 0 +++ [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] close(3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] umount2("./12757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32417 [pid 291] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12906" [pid 290] newfstatat(AT_FDCWD, "./12757/binderfs", ./strace-static-x86_64: Process 32417 attached [pid 32417] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] mkdir("./12907", 0777 [pid 290] unlink("./12757/binderfs" [pid 32417] chdir("./13097") = 0 [pid 290] <... unlink resumed>) = 0 [pid 32417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32417] setpgid(0, 0) = 0 [pid 32417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] close(3) = 0 [pid 32417] <... openat resumed>) = 3 [pid 32417] write(3, "1000", 4) = 4 [pid 32417] close(3) = 0 [pid 32417] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] rmdir("./12757" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32418 [pid 32417] write(1, "executing program\n", 18) = 18 [pid 32417] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32417] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... rmdir resumed>) = 0 [pid 32417] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13221", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] mkdir("./12758", 0777 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32417] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32417] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32417] exit_group(0 [pid 293] openat(AT_FDCWD, "./13221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... mkdir resumed>) = 0 [pid 32417] <... exit_group resumed>) = ? [pid 293] <... openat resumed>) = 3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(3, "", [pid 32417] +++ exited with 0 +++ [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32419 ./strace-static-x86_64: Process 32418 attached [pid 32418] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13221/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13221/binderfs" [pid 32418] chdir("./12907") = 0 [pid 32418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32418] setpgid(0, 0 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 32418] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 32418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] rmdir("./13221" [pid 32418] <... openat resumed>) = 3 [pid 32418] write(3, "1000", 4) = 4 [pid 32418] close(3) = 0 [pid 32418] symlink("/dev/binderfs", "./binderfs" [pid 293] <... rmdir resumed>) = 0 executing program [pid 293] mkdir("./13222", 0777 [pid 32418] <... symlink resumed>) = 0 [pid 32418] write(1, "executing program\n", 18) = 18 [pid 32418] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... mkdir resumed>) = 0 [pid 32418] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32418] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32418] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32418] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32420 [pid 32418] exit_group(0) = ? ./strace-static-x86_64: Process 32416 attached ./strace-static-x86_64: Process 32419 attached [pid 32416] set_robust_list(0x5555712b4660, 24 [pid 32418] +++ exited with 0 +++ ./strace-static-x86_64: Process 32420 attached [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32416] <... set_robust_list resumed>) = 0 [pid 32420] set_robust_list(0x5555712b4660, 24) = 0 [pid 32420] chdir("./13222" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32420] <... chdir resumed>) = 0 [pid 32420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32420] setpgid(0, 0 [pid 32419] set_robust_list(0x5555712b4660, 24 [pid 32416] chdir("./12606" [pid 32420] <... setpgid resumed>) = 0 [pid 32420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32416] <... chdir resumed>) = 0 [pid 32419] <... set_robust_list resumed>) = 0 [pid 32420] <... openat resumed>) = 3 [pid 32420] write(3, "1000", 4) = 4 [pid 32420] close(3) = 0 [pid 32420] symlink("/dev/binderfs", "./binderfs" [pid 32416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 32420] <... symlink resumed>) = 0 [pid 32420] write(1, "executing program\n", 18) = 18 [pid 32420] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32420] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32420] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32420] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32416] setpgid(0, 0 [pid 32420] exit_group(0) = ? [pid 292] <... restart_syscall resumed>) = 0 [pid 32416] <... setpgid resumed>) = 0 [pid 292] umount2("./13097", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13097", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32420] +++ exited with 0 +++ [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] getdents64(3, [pid 32416] <... openat resumed>) = 3 [pid 32419] chdir("./12758" [pid 32416] write(3, "1000", 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32416] <... write resumed>) = 4 [pid 292] umount2("./13097/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32416] close(3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13097/binderfs", [pid 32416] <... close resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13097/binderfs" [pid 32416] symlink("/dev/binderfs", "./binderfs" [pid 292] <... unlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 291] umount2("./12907", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] rmdir("./13097" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32416] <... symlink resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12907", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32416] write(1, "executing program\n", 18 [pid 292] mkdir("./13098", 0777 [pid 291] <... openat resumed>) = 3 executing program [pid 32416] <... write resumed>) = 18 [pid 292] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32421 ./strace-static-x86_64: Process 32421 attached [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32416] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] umount2("./12907/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32416] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32416] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] newfstatat(AT_FDCWD, "./12907/binderfs", [pid 32421] set_robust_list(0x5555712b4660, 24 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32421] <... set_robust_list resumed>) = 0 [pid 32421] chdir("./13098") = 0 [pid 32421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32421] setpgid(0, 0 [pid 291] unlink("./12907/binderfs" [pid 32421] <... setpgid resumed>) = 0 [pid 32416] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... unlink resumed>) = 0 [pid 32421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32416] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 32416] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32421] <... openat resumed>) = 3 [pid 32421] write(3, "1000", 4 [pid 291] <... close resumed>) = 0 [pid 32416] write(-1, "0x0000000000000001", 18 [pid 291] rmdir("./12907" [pid 32421] <... write resumed>) = 4 [pid 32421] close(3) = 0 [pid 32421] symlink("/dev/binderfs", "./binderfs" [pid 291] <... rmdir resumed>) = 0 [pid 32416] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] mkdir("./12908", 0777executing program [pid 32421] <... symlink resumed>) = 0 [pid 32421] write(1, "executing program\n", 18) = 18 [pid 32421] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 32421] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32416] exit_group(0 [pid 32421] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32421] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32421] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... restart_syscall resumed>) = 0 [pid 32416] <... exit_group resumed>) = ? [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32422 [pid 32421] exit_group(0 [pid 293] umount2("./13222", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32421] <... exit_group resumed>) = ? [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13222/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13222/binderfs" [pid 32416] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13222") = 0 [pid 293] mkdir("./13223", 0777 [pid 32421] +++ exited with 0 +++ ./strace-static-x86_64: Process 32422 attached [pid 32422] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32422] chdir("./12908") = 0 [pid 32422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32423 [pid 32422] setpgid(0, 0) = 0 [pid 32422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32419] <... chdir resumed>) = 0 [pid 32419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32422] <... openat resumed>) = 3 [pid 32422] write(3, "1000", 4) = 4 [pid 32422] close(3) = 0 [pid 32422] symlink("/dev/binderfs", "./binderfs" [pid 32419] <... prctl resumed>) = 0 [pid 32422] <... symlink resumed>) = 0 [pid 32422] write(1, "executing program\n", 18executing program ) = 18 [pid 32422] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32422] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32422] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32422] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32422] exit_group(0) = ? [pid 32419] setpgid(0, 0) = 0 [pid 32422] +++ exited with 0 +++ [pid 32419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32419] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32423 attached [pid 32423] set_robust_list(0x5555712b4660, 24) = 0 [pid 32423] chdir("./13223") = 0 [pid 32423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32423] setpgid(0, 0) = 0 [pid 32423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32419] write(3, "1000", 4 [pid 32423] write(3, "1000", 4 [pid 32419] <... write resumed>) = 4 [pid 32423] <... write resumed>) = 4 [pid 32419] close(3 [pid 32423] close(3) = 0 [pid 32419] <... close resumed>) = 0 [pid 32423] symlink("/dev/binderfs", "./binderfs"executing program [pid 32419] symlink("/dev/binderfs", "./binderfs" [pid 292] <... restart_syscall resumed>) = 0 [pid 32423] <... symlink resumed>) = 0 [pid 32423] write(1, "executing program\n", 18) = 18 [pid 292] umount2("./13098", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13098", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32423] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... openat resumed>) = 3 [pid 32423] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(3, "", [pid 32419] <... symlink resumed>) = 0 executing program [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32423] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] getdents64(3, [pid 32419] write(1, "executing program\n", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32419] <... write resumed>) = 18 [pid 292] umount2("./13098/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32419] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] newfstatat(AT_FDCWD, "./13098/binderfs", [pid 32423] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32419] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] unlink("./13098/binderfs" [pid 32423] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32423] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32419] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32419] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32423] exit_group(0 [pid 292] close(3 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32419] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13098" [pid 32419] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12606", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", [pid 292] <... rmdir resumed>) = 0 [pid 291] umount2("./12908", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32419] write(-1, "0x0000000000000001", 18 [pid 292] mkdir("./13099", 0777 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12606/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32419] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... mkdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12908", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] unlink("./12606/binderfs" [pid 32419] exit_group(0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... openat resumed>) = 3 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12606" [pid 32419] <... exit_group resumed>) = ? [pid 291] newfstatat(3, "", [pid 289] <... rmdir resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32424 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] mkdir("./12607", 0777 [pid 291] getdents64(3, [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32419] +++ exited with 0 +++ [pid 32423] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12908/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32425 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 291] newfstatat(AT_FDCWD, "./12908/binderfs", ./strace-static-x86_64: Process 32425 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12908/binderfs" [pid 32425] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12908" [pid 32425] chdir("./12607") = 0 [pid 32425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32425] setpgid(0, 0 [pid 291] <... rmdir resumed>) = 0 [pid 32425] <... setpgid resumed>) = 0 [pid 291] mkdir("./12909", 0777 [pid 32423] +++ exited with 0 +++ [pid 32425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32425] <... openat resumed>) = 3 [pid 32425] write(3, "1000", 4) = 4 [pid 32425] close(3) = 0 [pid 32425] symlink("/dev/binderfs", "./binderfs" [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32426 [pid 32425] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 32424 attached executing program [pid 32425] write(1, "executing program\n", 18) = 18 [pid 32425] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32425] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32425] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32424] set_robust_list(0x5555712b4660, 24 [pid 32425] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32425] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32424] <... set_robust_list resumed>) = 0 [pid 32425] exit_group(0) = ? [pid 32424] chdir("./13099"./strace-static-x86_64: Process 32426 attached [pid 32426] set_robust_list(0x5555712b4660, 24 [pid 32424] <... chdir resumed>) = 0 [pid 32426] <... set_robust_list resumed>) = 0 [pid 32426] chdir("./12909" [pid 32424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32425] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32426] <... chdir resumed>) = 0 [pid 32426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32426] setpgid(0, 0) = 0 [pid 32426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32424] <... prctl resumed>) = 0 [pid 32424] setpgid(0, 0) = 0 [pid 32424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32426] <... openat resumed>) = 3 [pid 32424] <... openat resumed>) = 3 [pid 32426] write(3, "1000", 4 [pid 32424] write(3, "1000", 4 [pid 32426] <... write resumed>) = 4 [pid 32426] close(3) = 0 [pid 32426] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32424] <... write resumed>) = 4 [pid 32424] close(3) = 0 executing program [pid 32426] write(1, "executing program\n", 18 [pid 32424] symlink("/dev/binderfs", "./binderfs" [pid 32426] <... write resumed>) = 18 [pid 32424] <... symlink resumed>) = 0 [pid 32426] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 32424] write(1, "executing program\n", 18 [pid 32426] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32424] <... write resumed>) = 18 [pid 32426] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32426] write(-1, "0x0000000000000001", 18 [pid 32424] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32426] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32426] exit_group(0 [pid 32424] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32426] <... exit_group resumed>) = ? [pid 32424] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... restart_syscall resumed>) = 0 [pid 32424] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... restart_syscall resumed>) = 0 [pid 32426] +++ exited with 0 +++ [pid 32424] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13223", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] openat(AT_FDCWD, "./13223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32424] write(-1, "0x0000000000000001", 18 [pid 293] <... openat resumed>) = 3 [pid 290] umount2("./12758", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32424] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(3, "", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] openat(AT_FDCWD, "./12758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] getdents64(3, [pid 32424] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... openat resumed>) = 3 [pid 32424] <... exit_group resumed>) = ? [pid 293] umount2("./13223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(3, "", [pid 32424] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] newfstatat(AT_FDCWD, "./13223/binderfs", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13223/binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... restart_syscall resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] umount2("./13099", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12758/binderfs", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] openat(AT_FDCWD, "./13099", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] umount2("./12607", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] close(3 [pid 292] <... openat resumed>) = 3 [pid 290] unlink("./12758/binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... close resumed>) = 0 [pid 292] newfstatat(3, "", [pid 289] openat(AT_FDCWD, "./12607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... openat resumed>) = 3 [pid 293] rmdir("./13223" [pid 292] getdents64(3, [pid 290] <... unlink resumed>) = 0 [pid 289] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 292] umount2("./13099/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 293] mkdir("./13224", 0777 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] newfstatat(AT_FDCWD, "./13099/binderfs", [pid 289] umount2("./12607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13099/binderfs" [pid 289] newfstatat(AT_FDCWD, "./12607/binderfs", [pid 293] <... mkdir resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] getdents64(3, [pid 289] unlink("./12607/binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... close resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 292] close(3 [pid 289] getdents64(3, [pid 292] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] rmdir("./13099" [pid 290] rmdir("./12758" [pid 289] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32427 [pid 292] <... rmdir resumed>) = 0 [pid 291] umount2("./12909", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... close resumed>) = 0 [pid 292] mkdir("./13100", 0777 [pid 289] rmdir("./12607"./strace-static-x86_64: Process 32427 attached [pid 292] <... mkdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... rmdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12608", 0777./strace-static-x86_64: Process 32428 attached [pid 32427] set_robust_list(0x5555712b4660, 24 [pid 291] openat(AT_FDCWD, "./12909", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] mkdir("./12759", 0777 [pid 289] <... mkdir resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32428 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... openat resumed>) = 3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32429 ./strace-static-x86_64: Process 32429 attached [pid 291] newfstatat(3, "", [pid 290] <... mkdir resumed>) = 0 [pid 32429] set_robust_list(0x5555712b4660, 24) = 0 [pid 32429] chdir("./12608" [pid 32427] <... set_robust_list resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32429] <... chdir resumed>) = 0 [pid 32429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32429] setpgid(0, 0) = 0 [pid 291] getdents64(3, [pid 32429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32429] write(3, "1000", 4) = 4 [pid 32429] close(3) = 0 [pid 32429] symlink("/dev/binderfs", "./binderfs" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32430 executing program [pid 291] umount2("./12909/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32429] <... symlink resumed>) = 0 [pid 32429] write(1, "executing program\n", 18) = 18 [pid 32427] chdir("./13224" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32429] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32429] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] newfstatat(AT_FDCWD, "./12909/binderfs", [pid 32429] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32429] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32429] write(-1, "0x0000000000000001", 18 [pid 32427] <... chdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32429] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32429] exit_group(0 [pid 32427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] unlink("./12909/binderfs" [pid 32429] <... exit_group resumed>) = ? [pid 291] <... unlink resumed>) = 0 [pid 32427] <... prctl resumed>) = 0 [pid 291] getdents64(3, [pid 32427] setpgid(0, 0) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32428] set_robust_list(0x5555712b4660, 24 [pid 32429] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] close(3) = 0 ./strace-static-x86_64: Process 32430 attached [pid 32427] <... openat resumed>) = 3 [pid 291] rmdir("./12909" [pid 32430] set_robust_list(0x5555712b4660, 24) = 0 [pid 32430] chdir("./12759") = 0 [pid 32430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32430] setpgid(0, 0) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 32427] write(3, "1000", 4 [pid 32430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] mkdir("./12910", 0777 [pid 32428] <... set_robust_list resumed>) = 0 [pid 32427] <... write resumed>) = 4 [pid 32430] <... openat resumed>) = 3 [pid 32430] write(3, "1000", 4) = 4 [pid 32430] close(3) = 0 [pid 32430] symlink("/dev/binderfs", "./binderfs" [pid 291] <... mkdir resumed>) = 0 [pid 32427] close(3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 32427] <... close resumed>) = 0 [pid 32430] <... symlink resumed>) = 0 [pid 32430] write(1, "executing program\n", 18) = 18 [pid 32430] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32430] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32430] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32427] symlink("/dev/binderfs", "./binderfs" [pid 32430] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32431 [pid 32430] exit_group(0) = ? [pid 32427] <... symlink resumed>) = 0 [pid 32427] write(1, "executing program\n", 18executing program ) = 18 [pid 32430] +++ exited with 0 +++ [pid 32427] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32427] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32431 attached [pid 32431] set_robust_list(0x5555712b4660, 24) = 0 [pid 32427] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32431] chdir("./12910") = 0 [pid 32427] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32431] setpgid(0, 0) = 0 [pid 32427] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32427] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32431] <... openat resumed>) = 3 [pid 32431] write(3, "1000", 4) = 4 [pid 32431] close(3) = 0 [pid 32431] symlink("/dev/binderfs", "./binderfs" [pid 32427] write(-1, "0x0000000000000001", 18 [pid 32428] chdir("./13100" [pid 32431] <... symlink resumed>) = 0 executing program [pid 32431] write(1, "executing program\n", 18 [pid 32427] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32428] <... chdir resumed>) = 0 [pid 32431] <... write resumed>) = 18 [pid 32431] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32427] exit_group(0 [pid 32431] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32427] <... exit_group resumed>) = ? [pid 289] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12608", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32427] +++ exited with 0 +++ [pid 289] <... openat resumed>) = 3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] newfstatat(3, "", [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12608/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12608/binderfs") = 0 [pid 32428] <... prctl resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 32431] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] rmdir("./12608" [pid 32431] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32431] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12609", 0777 [pid 32431] exit_group(0) = ? [pid 289] <... mkdir resumed>) = 0 [pid 290] umount2("./12759", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32431] +++ exited with 0 +++ [pid 290] openat(AT_FDCWD, "./12759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32432 [pid 290] <... openat resumed>) = 3 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] newfstatat(3, "", [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32432 attached [pid 290] getdents64(3, [pid 32432] set_robust_list(0x5555712b4660, 24 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32432] <... set_robust_list resumed>) = 0 [pid 290] umount2("./12759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32432] chdir("./12609" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32428] setpgid(0, 0 [pid 290] newfstatat(AT_FDCWD, "./12759/binderfs", [pid 32432] <... chdir resumed>) = 0 [pid 32428] <... setpgid resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] unlink("./12759/binderfs" [pid 32432] <... prctl resumed>) = 0 [pid 32432] setpgid(0, 0) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] getdents64(3, [pid 32428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12759" [pid 32432] <... openat resumed>) = 3 [pid 32432] write(3, "1000", 4) = 4 [pid 32432] close(3) = 0 [pid 32432] symlink("/dev/binderfs", "./binderfs" [pid 290] <... rmdir resumed>) = 0 [pid 32428] <... openat resumed>) = 3 executing program [pid 290] mkdir("./12760", 0777 [pid 32432] <... symlink resumed>) = 0 [pid 32432] write(1, "executing program\n", 18) = 18 [pid 290] <... mkdir resumed>) = 0 [pid 32428] write(3, "1000", 4 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32428] <... write resumed>) = 4 [pid 32432] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32432] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32432] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32428] close(3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32433 [pid 32432] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32428] <... close resumed>) = 0 [pid 32432] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32432] exit_group(0 [pid 32428] symlink("/dev/binderfs", "./binderfs" [pid 32432] <... exit_group resumed>) = ? executing program [pid 32428] <... symlink resumed>) = 0 [pid 32428] write(1, "executing program\n", 18) = 18 [pid 32432] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... restart_syscall resumed>) = 0 [pid 32428] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32428] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32433 attached [pid 32428] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] umount2("./12910", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32433] set_robust_list(0x5555712b4660, 24 [pid 291] openat(AT_FDCWD, "./12910", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32428] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32433] <... set_robust_list resumed>) = 0 [pid 32428] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32428] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] getdents64(3, [pid 32433] chdir("./12760" [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32428] write(-1, "0x0000000000000001", 18 [pid 291] umount2("./12910/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32433] <... chdir resumed>) = 0 [pid 32428] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13224", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(AT_FDCWD, "./12910/binderfs", [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] openat(AT_FDCWD, "./13224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32428] exit_group(0 [pid 291] unlink("./12910/binderfs" [pid 32428] <... exit_group resumed>) = ? [pid 293] <... openat resumed>) = 3 [pid 32433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32433] setpgid(0, 0 [pid 293] newfstatat(3, "", [pid 291] <... unlink resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 293] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32433] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] close(3 [pid 293] umount2("./13224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12910" [pid 293] newfstatat(AT_FDCWD, "./13224/binderfs", [pid 32433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 291] <... rmdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] mkdir("./12911", 0777 [pid 293] unlink("./13224/binderfs" [pid 32433] write(3, "1000", 4) = 4 [pid 32433] close(3 [pid 291] <... mkdir resumed>) = 0 [pid 32433] <... close resumed>) = 0 [pid 32433] symlink("/dev/binderfs", "./binderfs" [pid 293] <... unlink resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] getdents64(3, [pid 32433] <... symlink resumed>) = 0 [pid 32433] write(1, "executing program\n", 18) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32434 [pid 293] close(3 [pid 32433] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... close resumed>) = 0 [pid 32433] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] rmdir("./13224" [pid 32428] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32433] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... rmdir resumed>) = 0 [pid 32433] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] mkdir("./13225", 0777 [pid 32433] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32433] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32433] exit_group(0) = ? [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32435 [pid 32433] +++ exited with 0 +++ ./strace-static-x86_64: Process 32434 attached [pid 32434] set_robust_list(0x5555712b4660, 24 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32434] <... set_robust_list resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32434] chdir("./12911"./strace-static-x86_64: Process 32435 attached [pid 32435] set_robust_list(0x5555712b4660, 24 [pid 32434] <... chdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32434] setpgid(0, 0) = 0 [pid 289] umount2("./12609", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32434] <... openat resumed>) = 3 [pid 289] getdents64(3, [pid 32434] write(3, "1000", 4) = 4 [pid 32434] close(3) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32434] symlink("/dev/binderfs", "./binderfs" [pid 289] umount2("./12609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12609/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 289] unlink("./12609/binderfs" [pid 32434] <... symlink resumed>) = 0 [pid 32434] write(1, "executing program\n", 18) = 18 [pid 32434] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32434] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 32434] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... close resumed>) = 0 [pid 32435] <... set_robust_list resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] rmdir("./12609" [pid 292] umount2("./13100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] <... rmdir resumed>) = 0 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] umount2("./12760", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] mkdir("./12610", 0777 [pid 292] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13100/binderfs") = 0 [pid 290] openat(AT_FDCWD, "./12760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... mkdir resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13100") = 0 [pid 290] <... openat resumed>) = 3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] mkdir("./13101", 0777 [pid 290] newfstatat(3, "", [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32436 ./strace-static-x86_64: Process 32437 attached ./strace-static-x86_64: Process 32436 attached [pid 32435] chdir("./13225" [pid 32434] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] getdents64(3, [pid 32435] <... chdir resumed>) = 0 [pid 32434] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32437 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32434] write(-1, "0x0000000000000001", 18 [pid 290] umount2("./12760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32435] <... prctl resumed>) = 0 [pid 32434] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32437] set_robust_list(0x5555712b4660, 24 [pid 32436] set_robust_list(0x5555712b4660, 24 [pid 32435] setpgid(0, 0 [pid 32434] exit_group(0 [pid 290] newfstatat(AT_FDCWD, "./12760/binderfs", [pid 32435] <... setpgid resumed>) = 0 [pid 32434] <... exit_group resumed>) = ? [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32437] <... set_robust_list resumed>) = 0 [pid 32437] chdir("./13101" [pid 32436] <... set_robust_list resumed>) = 0 [pid 32436] chdir("./12610" [pid 32434] +++ exited with 0 +++ [pid 32437] <... chdir resumed>) = 0 [pid 290] unlink("./12760/binderfs" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32437] <... prctl resumed>) = 0 [pid 32437] setpgid(0, 0 [pid 290] <... unlink resumed>) = 0 [pid 32435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] getdents64(3, [pid 32436] <... chdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32437] <... setpgid resumed>) = 0 [pid 32435] <... openat resumed>) = 3 [pid 290] close(3 [pid 32437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32435] write(3, "1000", 4 [pid 290] <... close resumed>) = 0 [pid 32436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] rmdir("./12760" [pid 32435] <... write resumed>) = 4 [pid 32436] <... prctl resumed>) = 0 [pid 32436] setpgid(0, 0) = 0 [pid 32436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32435] close(3 [pid 290] <... rmdir resumed>) = 0 [pid 32437] <... openat resumed>) = 3 [pid 32435] <... close resumed>) = 0 [pid 290] mkdir("./12761", 0777 [pid 32436] <... openat resumed>) = 3 [pid 32437] write(3, "1000", 4) = 4 [pid 32437] close(3) = 0 [pid 32437] symlink("/dev/binderfs", "./binderfs" [pid 32435] symlink("/dev/binderfs", "./binderfs" [pid 290] <... mkdir resumed>) = 0 [pid 32436] write(3, "1000", 4 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32437] <... symlink resumed>) = 0 [pid 32435] <... symlink resumed>) = 0 [pid 32436] <... write resumed>) = 4 [pid 32436] close(3) = 0 [pid 32436] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32435] write(1, "executing program\n", 18executing program [pid 32437] write(1, "executing program\n", 18 [pid 32436] write(1, "executing program\n", 18executing program executing program [pid 32435] <... write resumed>) = 18 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32438 [pid 32437] <... write resumed>) = 18 [pid 32436] <... write resumed>) = 18 [pid 32435] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32437] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32436] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32437] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32436] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32437] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32436] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32437] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32436] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32437] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32436] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32435] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32437] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32436] <... openat resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32438 attached [pid 32437] write(-1, "0x0000000000000001", 18 [pid 32436] write(-1, "0x0000000000000001", 18 [pid 32435] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32438] set_robust_list(0x5555712b4660, 24 [pid 32437] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32436] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32435] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32438] <... set_robust_list resumed>) = 0 [pid 32437] exit_group(0 [pid 32436] exit_group(0 [pid 32435] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32437] <... exit_group resumed>) = ? [pid 32436] <... exit_group resumed>) = ? [pid 32435] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32435] exit_group(0) = ? [pid 32435] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13225", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32438] chdir("./12761" [pid 32436] +++ exited with 0 +++ [pid 32437] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12911", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] openat(AT_FDCWD, "./13225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... openat resumed>) = 3 [pid 291] openat(AT_FDCWD, "./12911", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] newfstatat(3, "", [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... openat resumed>) = 3 [pid 32438] <... chdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] newfstatat(3, "", [pid 32438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32438] <... prctl resumed>) = 0 [pid 293] umount2("./13225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, [pid 289] <... restart_syscall resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13225/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] unlink("./13225/binderfs" [pid 292] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12911/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32438] setpgid(0, 0 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] umount2("./12610", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(AT_FDCWD, "./12911/binderfs", [pid 293] close(3 [pid 292] umount2("./13101", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] rmdir("./13225" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] unlink("./12911/binderfs" [pid 32438] <... setpgid resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] mkdir("./13226", 0777 [pid 291] <... unlink resumed>) = 0 [pid 32438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... mkdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 289] <... openat resumed>) = 3 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 32438] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 289] newfstatat(3, "", [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32439 ./strace-static-x86_64: Process 32439 attached [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] close(3 [pid 32439] set_robust_list(0x5555712b4660, 24 [pid 289] getdents64(3, [pid 32439] <... set_robust_list resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 32439] chdir("./13226" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] rmdir("./12911" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32439] <... chdir resumed>) = 0 [pid 32439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32439] setpgid(0, 0) = 0 [pid 32439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] umount2("./13101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... rmdir resumed>) = 0 [pid 289] umount2("./12610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32438] write(3, "1000", 4 [pid 32439] <... openat resumed>) = 3 [pid 32438] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] mkdir("./12912", 0777 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32439] write(3, "1000", 4) = 4 [pid 32439] close(3) = 0 [pid 32439] symlink("/dev/binderfs", "./binderfs" [pid 292] newfstatat(AT_FDCWD, "./13101/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12610/binderfs", [pid 32439] <... symlink resumed>) = 0 [pid 32438] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32438] <... close resumed>) = 0 executing program [pid 292] unlink("./13101/binderfs" [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] unlink("./12610/binderfs" [pid 32439] write(1, "executing program\n", 18) = 18 [pid 32439] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... unlink resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32439] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32439] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32439] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32438] symlink("/dev/binderfs", "./binderfs" [pid 292] getdents64(3, executing program [pid 289] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32440 [pid 32439] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32438] <... symlink resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32438] write(1, "executing program\n", 18 [pid 292] close(3 [pid 289] close(3 [pid 32439] exit_group(0 [pid 32438] <... write resumed>) = 18 [pid 292] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 292] rmdir("./13101" [pid 32438] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] rmdir("./12610" [pid 32439] <... exit_group resumed>) = ? [pid 32439] +++ exited with 0 +++ [pid 32438] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 32440 attached [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32438] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32440] set_robust_list(0x5555712b4660, 24 [pid 32438] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] mkdir("./13102", 0777 [pid 289] mkdir("./12611", 0777 [pid 32438] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32438] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32438] exit_group(0) = ? [pid 292] <... mkdir resumed>) = 0 [pid 32440] <... set_robust_list resumed>) = 0 [pid 32438] +++ exited with 0 +++ [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... mkdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32440] chdir("./12912" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32440] <... chdir resumed>) = 0 [pid 32440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32440] setpgid(0, 0) = 0 [pid 32440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32441 [pid 32440] write(3, "1000", 4) = 4 [pid 32440] close(3) = 0 [pid 32440] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32441 attached [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32442 [pid 32441] set_robust_list(0x5555712b4660, 24 [pid 32440] <... symlink resumed>) = 0 executing program [pid 32440] write(1, "executing program\n", 18) = 18 [pid 32440] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32441] <... set_robust_list resumed>) = 0 [pid 32440] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32441] chdir("./13102" [pid 32440] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32440] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32441] <... chdir resumed>) = 0 [pid 32440] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32440] exit_group(0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32440] <... exit_group resumed>) = ? [pid 32441] <... prctl resumed>) = 0 [pid 32440] +++ exited with 0 +++ [pid 293] umount2("./13226", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 32441] setpgid(0, 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32441] <... setpgid resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] newfstatat(AT_FDCWD, "./13226/binderfs", [pid 290] umount2("./12761", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] unlink("./13226/binderfs" [pid 290] openat(AT_FDCWD, "./12761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32442 attached [pid 32441] <... openat resumed>) = 3 [pid 293] <... unlink resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 293] getdents64(3, [pid 290] newfstatat(3, "", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32442] set_robust_list(0x5555712b4660, 24 [pid 293] close(3 [pid 290] getdents64(3, [pid 32442] <... set_robust_list resumed>) = 0 [pid 32441] write(3, "1000", 4 [pid 293] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32442] chdir("./12611" [pid 32441] <... write resumed>) = 4 [pid 293] rmdir("./13226" [pid 290] umount2("./12761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32442] <... chdir resumed>) = 0 [pid 32441] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32441] <... close resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12761/binderfs", [pid 32442] <... prctl resumed>) = 0 [pid 32441] symlink("/dev/binderfs", "./binderfs" [pid 293] <... rmdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32442] setpgid(0, 0 [pid 32441] <... symlink resumed>) = 0 [pid 293] mkdir("./13227", 0777 [pid 290] unlink("./12761/binderfs") = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 293] <... mkdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] rmdir("./12761") = 0 [pid 290] mkdir("./12762", 0777 [pid 32442] <... setpgid resumed>) = 0 [pid 32441] write(1, "executing program\n", 18 [pid 291] umount2("./12912", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... mkdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32443 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 32442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32441] <... write resumed>) = 18 [pid 291] openat(AT_FDCWD, "./12912", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32444 [pid 291] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32443 attached [pid 291] newfstatat(3, "", [pid 32443] set_robust_list(0x5555712b4660, 24 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32441] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] getdents64(3, [pid 32443] <... set_robust_list resumed>) = 0 [pid 32443] chdir("./13227" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32443] <... chdir resumed>) = 0 [pid 291] umount2("./12912/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32443] <... prctl resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12912/binderfs", [pid 32443] setpgid(0, 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32443] <... setpgid resumed>) = 0 [pid 291] unlink("./12912/binderfs" [pid 32443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 32443] <... openat resumed>) = 3 [pid 291] <... close resumed>) = 0 [pid 32443] write(3, "1000", 4 [pid 291] rmdir("./12912" [pid 32443] <... write resumed>) = 4 [pid 32443] close(3) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12913", 0777 [pid 32443] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32441] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 32443] write(1, "executing program\n", 18./strace-static-x86_64: Process 32444 attached [pid 32442] <... openat resumed>) = 3 [pid 32441] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32445 ./strace-static-x86_64: Process 32445 attached [pid 32441] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32443] <... write resumed>) = 18 [pid 32441] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32445] set_robust_list(0x5555712b4660, 24) = 0 [pid 32443] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32441] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32443] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32441] write(-1, "0x0000000000000001", 18 [pid 32443] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32441] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32445] chdir("./12913" [pid 32442] write(3, "1000", 4 [pid 32441] exit_group(0 [pid 32442] <... write resumed>) = 4 [pid 32441] <... exit_group resumed>) = ? [pid 32445] <... chdir resumed>) = 0 [pid 32443] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32442] close(3) = 0 [pid 32442] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32441] +++ exited with 0 +++ [pid 32443] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32445] <... prctl resumed>) = 0 [pid 32443] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32442] write(1, "executing program\n", 18 [pid 32443] write(-1, "0x0000000000000001", 18 [pid 32445] setpgid(0, 0 [pid 32443] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32445] <... setpgid resumed>) = 0 [pid 32445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32444] set_robust_list(0x5555712b4660, 24 [pid 32443] exit_group(0 [pid 32442] <... write resumed>) = 18 [pid 32444] <... set_robust_list resumed>) = 0 [pid 32442] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32444] chdir("./12762" [pid 32443] <... exit_group resumed>) = ? [pid 32442] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32445] <... openat resumed>) = 3 [pid 32444] <... chdir resumed>) = 0 [pid 32442] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32442] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32444] <... prctl resumed>) = 0 [pid 32442] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32444] setpgid(0, 0 [pid 32442] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32444] <... setpgid resumed>) = 0 [pid 32443] +++ exited with 0 +++ [pid 32442] write(-1, "0x0000000000000001", 18 [pid 32445] write(3, "1000", 4) = 4 [pid 32444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32442] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32445] close(3 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32445] <... close resumed>) = 0 [pid 32444] <... openat resumed>) = 3 [pid 32442] exit_group(0 [pid 32445] symlink("/dev/binderfs", "./binderfs" [pid 32444] write(3, "1000", 4 [pid 32442] <... exit_group resumed>) = ? [pid 32445] <... symlink resumed>) = 0 [pid 32444] <... write resumed>) = 4 [pid 32442] +++ exited with 0 +++ [pid 32445] write(1, "executing program\n", 18executing program [pid 32444] close(3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32445] <... write resumed>) = 18 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32444] <... close resumed>) = 0 [pid 32445] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32444] symlink("/dev/binderfs", "./binderfs" [pid 32445] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32444] <... symlink resumed>) = 0 executing program [pid 32444] write(1, "executing program\n", 18) = 18 [pid 32445] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32444] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32445] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32444] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32445] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32444] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32445] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32444] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32444] write(-1, "0x0000000000000001", 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 32445] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32444] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32444] exit_group(0 [pid 32445] exit_group(0 [pid 32444] <... exit_group resumed>) = ? [pid 293] umount2("./13227", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32445] <... exit_group resumed>) = ? [pid 32444] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... openat resumed>) = 3 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... restart_syscall resumed>) = 0 [pid 32445] +++ exited with 0 +++ [pid 293] umount2("./13227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] newfstatat(AT_FDCWD, "./13227/binderfs", [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] umount2("./13102", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] unlink("./13227/binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... unlink resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... restart_syscall resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 293] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 293] rmdir("./13227" [pid 289] umount2("./12611", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... rmdir resumed>) = 0 [pid 292] umount2("./13102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] mkdir("./13228", 0777 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... openat resumed>) = 3 [pid 292] newfstatat(AT_FDCWD, "./13102/binderfs", [pid 291] umount2("./12913", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12611/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12611/binderfs" [pid 292] unlink("./13102/binderfs" [pid 291] openat(AT_FDCWD, "./12913", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 32446 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32446 [pid 289] getdents64(3, [pid 292] <... unlink resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 291] newfstatat(3, "", [pid 289] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... close resumed>) = 0 [pid 292] close(3 [pid 291] getdents64(3, [pid 289] rmdir("./12611" [pid 32446] set_robust_list(0x5555712b4660, 24 [pid 292] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... rmdir resumed>) = 0 [pid 292] rmdir("./13102" [pid 291] umount2("./12913/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] mkdir("./12612", 0777 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... mkdir resumed>) = 0 [pid 292] mkdir("./13103", 0777 [pid 291] newfstatat(AT_FDCWD, "./12913/binderfs", [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... mkdir resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32447 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 32447 attached [pid 32447] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] unlink("./12913/binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32448 [pid 32447] chdir("./12612") = 0 [pid 32447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 32447] <... prctl resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 32447] setpgid(0, 0 [pid 291] <... close resumed>) = 0 [pid 32447] <... setpgid resumed>) = 0 [pid 291] rmdir("./12913" [pid 32447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12914", 0777 [pid 32447] <... openat resumed>) = 3 [pid 32447] write(3, "1000", 4) = 4 [pid 32447] close(3) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32447] symlink("/dev/binderfs", "./binderfs"executing program [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32447] <... symlink resumed>) = 0 [pid 32447] write(1, "executing program\n", 18) = 18 [pid 32447] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32449 [pid 32447] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32447] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32447] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32446] <... set_robust_list resumed>) = 0 [pid 32447] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32446] chdir("./13228" [pid 32447] write(-1, "0x0000000000000001", 18 [pid 32446] <... chdir resumed>) = 0 [pid 32447] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32447] exit_group(0) = ? ./strace-static-x86_64: Process 32449 attached [pid 32446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... restart_syscall resumed>) = 0 [pid 32446] <... prctl resumed>) = 0 [pid 32449] set_robust_list(0x5555712b4660, 24 [pid 32446] setpgid(0, 0 [pid 290] umount2("./12762", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32446] <... setpgid resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32446] <... openat resumed>) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12762/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32449] <... set_robust_list resumed>) = 0 [pid 32446] write(3, "1000", 4 [pid 290] unlink("./12762/binderfs" [pid 32446] <... write resumed>) = 4 [pid 290] <... unlink resumed>) = 0 [pid 32449] chdir("./12914" [pid 32446] close(3 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12762" [pid 32449] <... chdir resumed>) = 0 [pid 32446] <... close resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32446] symlink("/dev/binderfs", "./binderfs" [pid 290] mkdir("./12763", 0777 [pid 32449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32446] <... symlink resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32450 attached [pid 32449] <... prctl resumed>) = 0 [pid 32446] write(1, "executing program\n", 18executing program [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32450 [pid 32450] set_robust_list(0x5555712b4660, 24 [pid 32449] setpgid(0, 0 [pid 32446] <... write resumed>) = 18 [pid 32447] +++ exited with 0 +++ [pid 32446] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32446] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32446] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH./strace-static-x86_64: Process 32448 attached ) = -1 ENOENT (No such file or directory) [pid 32448] set_robust_list(0x5555712b4660, 24) = 0 [pid 32448] chdir("./13103") = 0 [pid 32448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32448] setpgid(0, 0) = 0 [pid 32448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32449] <... setpgid resumed>) = 0 [pid 32446] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32446] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32450] <... set_robust_list resumed>) = 0 [pid 32449] <... openat resumed>) = 3 [pid 32446] write(-1, "0x0000000000000001", 18 [pid 289] <... restart_syscall resumed>) = 0 [pid 32449] write(3, "1000", 4 [pid 32446] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32448] <... openat resumed>) = 3 [pid 32446] exit_group(0 [pid 32449] <... write resumed>) = 4 [pid 32446] <... exit_group resumed>) = ? [pid 32448] write(3, "1000", 4 [pid 289] umount2("./12612", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32448] <... write resumed>) = 4 [pid 32448] close(3) = 0 [pid 32448] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32446] +++ exited with 0 +++ [pid 32448] write(1, "executing program\n", 18 [pid 32449] close(3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] openat(AT_FDCWD, "./12612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32449] <... close resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... openat resumed>) = 3 [pid 32449] symlink("/dev/binderfs", "./binderfs"executing program executing program [pid 289] newfstatat(3, "", [pid 32448] <... write resumed>) = 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32448] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] getdents64(3, [pid 32449] <... symlink resumed>) = 0 [pid 32448] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32449] write(1, "executing program\n", 18 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32449] <... write resumed>) = 18 [pid 289] umount2("./12612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32450] chdir("./12763" [pid 32449] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32448] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32449] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(AT_FDCWD, "./12612/binderfs", [pid 32449] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32449] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32448] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] unlink("./12612/binderfs" [pid 32448] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32450] <... chdir resumed>) = 0 [pid 32449] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... unlink resumed>) = 0 [pid 32449] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32448] write(-1, "0x0000000000000001", 18 [pid 289] getdents64(3, [pid 32450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32449] write(-1, "0x0000000000000001", 18 [pid 289] close(3 [pid 32450] <... prctl resumed>) = 0 [pid 32449] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... close resumed>) = 0 [pid 32450] setpgid(0, 0 [pid 289] rmdir("./12612" [pid 32449] exit_group(0 [pid 32448] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32450] <... setpgid resumed>) = 0 [pid 32448] exit_group(0 [pid 289] <... rmdir resumed>) = 0 [pid 32449] <... exit_group resumed>) = ? [pid 289] mkdir("./12613", 0777 [pid 32450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32448] <... exit_group resumed>) = ? [pid 32448] +++ exited with 0 +++ [pid 289] <... mkdir resumed>) = 0 [pid 32449] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32450] <... openat resumed>) = 3 [pid 32450] write(3, "1000", 4) = 4 [pid 32450] close(3 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32450] <... close resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32451 [pid 32450] symlink("/dev/binderfs", "./binderfs"executing program ./strace-static-x86_64: Process 32451 attached ) = 0 [pid 32450] write(1, "executing program\n", 18) = 18 [pid 32450] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32450] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32451] set_robust_list(0x5555712b4660, 24 [pid 32450] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32450] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32451] <... set_robust_list resumed>) = 0 [pid 32450] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32450] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32451] chdir("./12613" [pid 32450] exit_group(0 [pid 32451] <... chdir resumed>) = 0 [pid 32450] <... exit_group resumed>) = ? [pid 32450] +++ exited with 0 +++ [pid 32451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32451] <... prctl resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32451] setpgid(0, 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32451] <... setpgid resumed>) = 0 [pid 32451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] umount2("./13228", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32451] <... openat resumed>) = 3 [pid 293] openat(AT_FDCWD, "./13228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32451] write(3, "1000", 4 [pid 293] <... openat resumed>) = 3 [pid 32451] <... write resumed>) = 4 [pid 293] newfstatat(3, "", [pid 32451] close(3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32451] <... close resumed>) = 0 [pid 293] getdents64(3, [pid 32451] symlink("/dev/binderfs", "./binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32451] <... symlink resumed>) = 0 [pid 293] umount2("./13228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32451] write(1, "executing program\n", 18 executing program [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32451] <... write resumed>) = 18 [pid 293] newfstatat(AT_FDCWD, "./13228/binderfs", [pid 32451] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32451] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] unlink("./13228/binderfs" [pid 32451] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 32451] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 32451] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 32451] write(-1, "0x0000000000000001", 18 [pid 292] <... restart_syscall resumed>) = 0 [pid 32451] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13228" [pid 32451] exit_group(0) = ? [pid 293] <... rmdir resumed>) = 0 [pid 292] umount2("./13103", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] mkdir("./13229", 0777 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... mkdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... openat resumed>) = 3 [pid 32451] +++ exited with 0 +++ [pid 292] newfstatat(3, "", ./strace-static-x86_64: Process 32452 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32452 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32452] set_robust_list(0x5555712b4660, 24 [pid 292] getdents64(3, [pid 291] umount2("./12914", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32452] <... set_robust_list resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32452] chdir("./13229" [pid 292] umount2("./13103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32452] <... chdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] newfstatat(AT_FDCWD, "./13103/binderfs", [pid 291] openat(AT_FDCWD, "./12914", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32452] <... prctl resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32452] setpgid(0, 0 [pid 292] unlink("./13103/binderfs" [pid 291] <... openat resumed>) = 3 [pid 32452] <... setpgid resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 32452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] getdents64(3, [pid 291] newfstatat(3, "", [pid 32452] <... openat resumed>) = 3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32452] write(3, "1000", 4 [pid 292] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32452] <... write resumed>) = 4 [pid 292] <... close resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32452] close(3 [pid 292] rmdir("./13103" [pid 291] getdents64(3, [pid 32452] <... close resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32452] symlink("/dev/binderfs", "./binderfs" [pid 292] mkdir("./13104", 0777 [pid 32452] <... symlink resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... restart_syscall resumed>) = 0 [pid 32452] write(1, "executing program\n", 18 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 291] umount2("./12914/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32453 attached [pid 32452] <... write resumed>) = 18 [pid 289] umount2("./12613", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32452] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32453 [pid 32452] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(AT_FDCWD, "./12914/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32452] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] umount2("./12763", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] unlink("./12914/binderfs" [pid 289] openat(AT_FDCWD, "./12613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... openat resumed>) = 3 [pid 32452] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... unlink resumed>) = 0 [pid 289] newfstatat(3, "", [pid 291] getdents64(3, [pid 290] openat(AT_FDCWD, "./12763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... openat resumed>) = 3 [pid 291] close(3 [pid 290] newfstatat(3, "", [pid 289] getdents64(3, [pid 32453] set_robust_list(0x5555712b4660, 24 [pid 32452] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] rmdir("./12914" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 32453] <... set_robust_list resumed>) = 0 [pid 32452] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32453] chdir("./13104" [pid 32452] write(-1, "0x0000000000000001", 18 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32453] <... chdir resumed>) = 0 [pid 32452] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] mkdir("./12915", 0777 [pid 290] umount2("./12763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32452] exit_group(0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32453] <... prctl resumed>) = 0 [pid 32452] <... exit_group resumed>) = ? [pid 32453] setpgid(0, 0 [pid 32452] +++ exited with 0 +++ [pid 291] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12613/binderfs", [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] newfstatat(AT_FDCWD, "./12763/binderfs", [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32453] <... setpgid resumed>) = 0 [pid 32453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32453] write(3, "1000", 4 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12613/binderfs" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32454 [pid 290] unlink("./12763/binderfs" [pid 32453] <... write resumed>) = 4 [pid 32453] close(3 [pid 289] <... unlink resumed>) = 0 [pid 32453] <... close resumed>) = 0 [pid 32453] symlink("/dev/binderfs", "./binderfs" [pid 290] <... unlink resumed>) = 0 executing program [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 289] close(3 [pid 32453] <... symlink resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 ./strace-static-x86_64: Process 32454 attached [pid 290] rmdir("./12763" [pid 289] rmdir("./12613" [pid 32453] write(1, "executing program\n", 18) = 18 [pid 32453] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... rmdir resumed>) = 0 [pid 32453] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32453] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... rmdir resumed>) = 0 [pid 290] mkdir("./12764", 0777 [pid 289] mkdir("./12614", 0777 [pid 32453] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32453] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32453] exit_group(0) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32454] set_robust_list(0x5555712b4660, 24 [pid 32453] +++ exited with 0 +++ [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... mkdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32454] <... set_robust_list resumed>) = 0 [pid 293] umount2("./13229", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32456 attached ./strace-static-x86_64: Process 32455 attached [pid 32454] chdir("./12915" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32455 [pid 293] openat(AT_FDCWD, "./13229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32456 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32454] <... chdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] getdents64(3, [pid 32454] <... prctl resumed>) = 0 [pid 32454] setpgid(0, 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32454] <... setpgid resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32456] set_robust_list(0x5555712b4660, 24 [pid 32455] set_robust_list(0x5555712b4660, 24 [pid 32454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] newfstatat(AT_FDCWD, "./13229/binderfs", [pid 32454] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32454] write(3, "1000", 4 [pid 293] unlink("./13229/binderfs" [pid 32454] <... write resumed>) = 4 [pid 293] <... unlink resumed>) = 0 [pid 32454] close(3 [pid 293] getdents64(3, [pid 32454] <... close resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32454] symlink("/dev/binderfs", "./binderfs" [pid 293] close(3 [pid 32456] <... set_robust_list resumed>) = 0 [pid 32455] <... set_robust_list resumed>) = 0 [pid 32454] <... symlink resumed>) = 0 [pid 293] <... close resumed>) = 0 executing program [pid 32454] write(1, "executing program\n", 18 [pid 293] rmdir("./13229" [pid 32454] <... write resumed>) = 18 [pid 32454] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32455] chdir("./12764" [pid 293] mkdir("./13230", 0777 [pid 32454] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32456] chdir("./12614" [pid 32454] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] umount2("./13104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32456] <... chdir resumed>) = 0 [pid 32454] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32454] write(-1, "0x0000000000000001", 18 [pid 32456] <... prctl resumed>) = 0 [pid 32454] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32456] setpgid(0, 0 [pid 32455] <... chdir resumed>) = 0 [pid 32454] exit_group(0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32457 [pid 292] openat(AT_FDCWD, "./13104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32455] <... prctl resumed>) = 0 [pid 32455] setpgid(0, 0 [pid 292] <... openat resumed>) = 3 [pid 32456] <... setpgid resumed>) = 0 [pid 32455] <... setpgid resumed>) = 0 [pid 32454] <... exit_group resumed>) = ? [pid 292] newfstatat(3, "", ./strace-static-x86_64: Process 32457 attached [pid 32456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32454] +++ exited with 0 +++ [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32456] <... openat resumed>) = 3 [pid 32455] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32456] write(3, "1000", 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32455] write(3, "1000", 4 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32455] <... write resumed>) = 4 [pid 292] umount2("./13104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32456] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32455] close(3 [pid 292] newfstatat(AT_FDCWD, "./13104/binderfs", [pid 32456] close(3 [pid 32455] <... close resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32456] <... close resumed>) = 0 [pid 32455] symlink("/dev/binderfs", "./binderfs" [pid 292] unlink("./13104/binderfs"executing program [pid 32456] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... unlink resumed>) = 0 [pid 32456] write(1, "executing program\n", 18 [pid 292] getdents64(3, [pid 291] <... restart_syscall resumed>) = 0 [pid 32455] <... symlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32456] <... write resumed>) = 18 [pid 292] close(3 executing program [pid 32456] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32455] write(1, "executing program\n", 18 [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13104" [pid 32455] <... write resumed>) = 18 [pid 291] umount2("./12915", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32456] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32456] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32456] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] openat(AT_FDCWD, "./12915", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] mkdir("./13105", 0777 [pid 32455] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... openat resumed>) = 3 [pid 32456] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32456] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32456] exit_group(0 [pid 32455] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32455] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32456] <... exit_group resumed>) = ? [pid 32457] set_robust_list(0x5555712b4660, 24 [pid 32456] +++ exited with 0 +++ [pid 32455] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32457] <... set_robust_list resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32458 ./strace-static-x86_64: Process 32458 attached [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32455] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] umount2("./12915/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32458] set_robust_list(0x5555712b4660, 24 [pid 32455] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32458] <... set_robust_list resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12915/binderfs", [pid 32455] write(-1, "0x0000000000000001", 18 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32455] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] unlink("./12915/binderfs" [pid 32458] chdir("./13105" [pid 291] <... unlink resumed>) = 0 executing program [pid 32458] <... chdir resumed>) = 0 [pid 32455] exit_group(0 [pid 291] getdents64(3, [pid 32458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32455] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] close(3 [pid 32458] <... prctl resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 289] umount2("./12614", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] rmdir("./12915" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32458] setpgid(0, 0) = 0 [pid 32458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... rmdir resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32458] <... openat resumed>) = 3 [pid 291] mkdir("./12916", 0777 [pid 289] <... openat resumed>) = 3 [pid 32458] write(3, "1000", 4) = 4 [pid 32458] close(3) = 0 [pid 32458] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 32458] write(1, "executing program\n", 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] getdents64(3, [pid 32458] <... write resumed>) = 18 [pid 32458] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32458] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32458] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32459 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32455] +++ exited with 0 +++ [pid 289] umount2("./12614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] newfstatat(AT_FDCWD, "./12614/binderfs", [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32458] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] unlink("./12614/binderfs" [pid 32458] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... unlink resumed>) = 0 [pid 32458] exit_group(0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32458] <... exit_group resumed>) = ? [pid 289] close(3 [pid 32458] +++ exited with 0 +++ [pid 32457] chdir("./13230" [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12614" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32459 attached [pid 32459] set_robust_list(0x5555712b4660, 24) = 0 [pid 32459] chdir("./12916" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12615", 0777 [pid 32459] <... chdir resumed>) = 0 [pid 32459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32459] setpgid(0, 0) = 0 [pid 32459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... mkdir resumed>) = 0 [pid 32459] <... openat resumed>) = 3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32459] write(3, "1000", 4) = 4 [pid 32459] close(3) = 0 [pid 32459] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32459] write(1, "executing program\n", 18 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32460 [pid 32459] <... write resumed>) = 18 [pid 32459] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32457] <... chdir resumed>) = 0 [pid 32459] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32459] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32459] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32459] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32459] write(-1, "0x0000000000000001", 18 [pid 32457] <... prctl resumed>) = 0 [pid 32459] <... write resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32460 attached [pid 32460] set_robust_list(0x5555712b4660, 24) = 0 [pid 32460] chdir("./12615" [pid 32457] setpgid(0, 0 [pid 32459] exit_group(0 [pid 32457] <... setpgid resumed>) = 0 [pid 32460] <... chdir resumed>) = 0 [pid 32460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32460] setpgid(0, 0) = 0 [pid 32460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32459] <... exit_group resumed>) = ? [pid 32457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32460] <... openat resumed>) = 3 [pid 32460] write(3, "1000", 4) = 4 [pid 32457] <... openat resumed>) = 3 [pid 32460] close(3) = 0 [pid 32460] symlink("/dev/binderfs", "./binderfs" [pid 32459] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32457] write(3, "1000", 4executing program [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32457] <... write resumed>) = 4 [pid 32460] <... symlink resumed>) = 0 [pid 32460] write(1, "executing program\n", 18) = 18 [pid 32460] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32457] close(3 [pid 32460] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... restart_syscall resumed>) = 0 [pid 32457] <... close resumed>) = 0 [pid 32460] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32457] symlink("/dev/binderfs", "./binderfs" [pid 292] umount2("./13105", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12764", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12916", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... openat resumed>) = 3 [pid 290] openat(AT_FDCWD, "./12764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] newfstatat(3, "", [pid 291] openat(AT_FDCWD, "./12916", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 291] newfstatat(3, "", [pid 290] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 292] newfstatat(AT_FDCWD, "./13105/binderfs", [pid 291] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] unlink("./13105/binderfs" [pid 290] umount2("./12764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12916/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32460] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12916/binderfs", [pid 32457] <... symlink resumed>) = 0 executing program [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] newfstatat(AT_FDCWD, "./12764/binderfs", [pid 32457] write(1, "executing program\n", 18 [pid 292] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32460] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... close resumed>) = 0 [pid 291] unlink("./12916/binderfs" [pid 290] unlink("./12764/binderfs" [pid 32457] <... write resumed>) = 18 [pid 292] rmdir("./13105" [pid 32460] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... unlink resumed>) = 0 [pid 32460] write(-1, "0x0000000000000001", 18 [pid 290] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 32460] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32460] exit_group(0 [pid 292] <... rmdir resumed>) = 0 [pid 290] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32457] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] mkdir("./13106", 0777 [pid 291] close(3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32460] <... exit_group resumed>) = ? [pid 32460] +++ exited with 0 +++ [pid 32457] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] close(3 [pid 32457] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] rmdir("./12916" [pid 290] <... close resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32461 attached [pid 32457] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] rmdir("./12764" [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32461] set_robust_list(0x5555712b4660, 24 [pid 291] <... rmdir resumed>) = 0 [pid 32461] <... set_robust_list resumed>) = 0 [pid 32457] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32461 [pid 291] mkdir("./12917", 0777 [pid 290] <... rmdir resumed>) = 0 [pid 32461] chdir("./13106" [pid 32457] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] mkdir("./12765", 0777 [pid 32457] write(-1, "0x0000000000000001", 18 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32457] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32457] exit_group(0) = ? [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32462 ./strace-static-x86_64: Process 32463 attached ./strace-static-x86_64: Process 32462 attached [pid 32461] <... chdir resumed>) = 0 [pid 32457] +++ exited with 0 +++ [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32463 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32462] set_robust_list(0x5555712b4660, 24) = 0 [pid 32462] chdir("./12765") = 0 [pid 32462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32462] setpgid(0, 0) = 0 [pid 32462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32462] <... openat resumed>) = 3 [pid 32461] <... prctl resumed>) = 0 [pid 32462] write(3, "1000", 4) = 4 [pid 32462] close(3) = 0 [pid 32462] symlink("/dev/binderfs", "./binderfs" [pid 32463] set_robust_list(0x5555712b4660, 24 [pid 32461] setpgid(0, 0 [pid 32462] <... symlink resumed>) = 0 [pid 32462] write(1, "executing program\n", 18executing program ) = 18 [pid 32462] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32462] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32461] <... setpgid resumed>) = 0 [pid 32462] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32462] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32462] exit_group(0) = ? [pid 32463] <... set_robust_list resumed>) = 0 [pid 32461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32463] chdir("./12917" [pid 32462] +++ exited with 0 +++ [pid 32461] <... openat resumed>) = 3 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32463] <... chdir resumed>) = 0 [pid 32461] write(3, "1000", 4 [pid 32463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32461] <... write resumed>) = 4 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32463] <... prctl resumed>) = 0 [pid 32461] close(3 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32463] setpgid(0, 0 [pid 32461] <... close resumed>) = 0 [pid 293] umount2("./13230", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12615", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32463] <... setpgid resumed>) = 0 [pid 32461] symlink("/dev/binderfs", "./binderfs" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32461] <... symlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32463] <... openat resumed>) = 3 executing program [pid 32461] write(1, "executing program\n", 18 [pid 293] openat(AT_FDCWD, "./13230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32463] write(3, "1000", 4 [pid 32461] <... write resumed>) = 18 [pid 289] openat(AT_FDCWD, "./12615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32463] <... write resumed>) = 4 [pid 32461] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... openat resumed>) = 3 [pid 32463] close(3 [pid 32461] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 289] <... openat resumed>) = 3 [pid 32463] <... close resumed>) = 0 [pid 32461] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 32463] symlink("/dev/binderfs", "./binderfs"executing program [pid 32461] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 32463] <... symlink resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32463] write(1, "executing program\n", 18 [pid 32461] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 32463] <... write resumed>) = 18 [pid 32461] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32461] write(-1, "0x0000000000000001", 18 [pid 293] newfstatat(AT_FDCWD, "./13230/binderfs", [pid 289] umount2("./12615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32461] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32463] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] unlink("./13230/binderfs" [pid 289] newfstatat(AT_FDCWD, "./12615/binderfs", [pid 32463] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32461] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32463] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32461] <... exit_group resumed>) = ? [pid 293] getdents64(3, [pid 289] unlink("./12615/binderfs" [pid 32463] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... unlink resumed>) = 0 [pid 293] close(3 [pid 289] getdents64(3, [pid 293] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32461] +++ exited with 0 +++ [pid 32463] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] rmdir("./13230" [pid 289] close(3 [pid 32463] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 293] mkdir("./13231", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] rmdir("./12615" [pid 32463] write(-1, "0x0000000000000001", 18 [pid 293] <... mkdir resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... rmdir resumed>) = 0 [pid 32463] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... restart_syscall resumed>) = 0 [pid 289] mkdir("./12616", 0777./strace-static-x86_64: Process 32464 attached [pid 32463] exit_group(0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32464 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32465 attached [pid 32464] set_robust_list(0x5555712b4660, 24 [pid 32463] <... exit_group resumed>) = ? [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32465 [pid 32464] <... set_robust_list resumed>) = 0 [pid 32464] chdir("./13231") = 0 [pid 32464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32464] setpgid(0, 0) = 0 [pid 32463] +++ exited with 0 +++ [pid 32464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] umount2("./13106", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32464] <... openat resumed>) = 3 [pid 32464] write(3, "1000", 4 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32464] <... write resumed>) = 4 [pid 290] umount2("./12765", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32464] close(3executing program ) = 0 [pid 32464] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] openat(AT_FDCWD, "./13106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32465] set_robust_list(0x5555712b4660, 24 [pid 32464] write(1, "executing program\n", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32464] <... write resumed>) = 18 [pid 32464] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32464] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32464] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] <... openat resumed>) = 3 [pid 290] openat(AT_FDCWD, "./12765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32464] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32464] exit_group(0) = ? [pid 32465] <... set_robust_list resumed>) = 0 [pid 32464] +++ exited with 0 +++ [pid 292] newfstatat(3, "", [pid 291] umount2("./12917", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... openat resumed>) = 3 [pid 32465] chdir("./12616" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(3, "", [pid 32465] <... chdir resumed>) = 0 [pid 32465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32465] setpgid(0, 0) = 0 [pid 32465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] getdents64(3, [pid 291] openat(AT_FDCWD, "./12917", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... openat resumed>) = 3 [pid 290] getdents64(3, [pid 292] umount2("./13106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(3, "", [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] umount2("./12765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32465] <... openat resumed>) = 3 [pid 292] newfstatat(AT_FDCWD, "./13106/binderfs", [pid 291] getdents64(3, [pid 32465] write(3, "1000", 4) = 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32465] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(AT_FDCWD, "./12765/binderfs", [pid 32465] <... close resumed>) = 0 [pid 32465] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] umount2("./12917/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] unlink("./13106/binderfs" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32465] write(1, "executing program\n", 18) = 18 executing program [pid 292] <... unlink resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12917/binderfs", [pid 290] unlink("./12765/binderfs" [pid 292] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32465] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... unlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] unlink("./12917/binderfs" [pid 290] getdents64(3, [pid 292] close(3 [pid 32465] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... unlink resumed>) = 0 [pid 32465] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] <... close resumed>) = 0 [pid 291] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] rmdir("./13106" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 32465] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32465] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 291] close(3 [pid 292] mkdir("./13107", 0777 [pid 290] <... close resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] rmdir("./12765" [pid 32465] exit_group(0) = ? [pid 32465] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 [pid 291] rmdir("./12917" [pid 290] <... rmdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] mkdir("./12766", 0777./strace-static-x86_64: Process 32466 attached [pid 291] <... rmdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32466 [pid 291] mkdir("./12918", 0777 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32467 ./strace-static-x86_64: Process 32467 attached [pid 32467] set_robust_list(0x5555712b4660, 24) = 0 [pid 32467] chdir("./12766") = 0 [pid 32467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32467] setpgid(0, 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32468 [pid 32467] <... setpgid resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12616", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] umount2("./13231", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] openat(AT_FDCWD, "./13231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... openat resumed>) = 3 [pid 293] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] newfstatat(3, "", [pid 289] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] getdents64(3, [pid 289] umount2("./12616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(AT_FDCWD, "./12616/binderfs", [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] newfstatat(AT_FDCWD, "./13231/binderfs", [pid 289] unlink("./12616/binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32466] set_robust_list(0x5555712b4660, 24 [pid 293] unlink("./13231/binderfs" [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 293] <... unlink resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12616" [pid 32466] <... set_robust_list resumed>) = 0 [pid 293] getdents64(3, [pid 289] <... rmdir resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] mkdir("./12617", 0777 [pid 32466] chdir("./13107" [pid 293] close(3 [pid 289] <... mkdir resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32466] <... chdir resumed>) = 0 [pid 293] rmdir("./13231" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32469 [pid 32467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] <... rmdir resumed>) = 0 [pid 32467] write(3, "1000", 4 [pid 293] mkdir("./13232", 0777 [pid 32467] <... write resumed>) = 4 [pid 32467] close(3) = 0 [pid 32467] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32467] write(1, "executing program\n", 18executing program [pid 293] <... mkdir resumed>) = 0 [pid 32467] <... write resumed>) = 18 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32467] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32467] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32467] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32470 [pid 32467] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32467] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32467] exit_group(0 [pid 32466] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32469 attached [pid 32467] <... exit_group resumed>) = ? [pid 32469] set_robust_list(0x5555712b4660, 24 [pid 32467] +++ exited with 0 +++ [pid 32466] <... prctl resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32468 attached [pid 32468] set_robust_list(0x5555712b4660, 24./strace-static-x86_64: Process 32470 attached ) = 0 [pid 32470] set_robust_list(0x5555712b4660, 24 [pid 32468] chdir("./12918" [pid 32470] <... set_robust_list resumed>) = 0 [pid 32469] <... set_robust_list resumed>) = 0 [pid 32466] setpgid(0, 0) = 0 [pid 32468] <... chdir resumed>) = 0 [pid 32468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32470] chdir("./13232" [pid 32468] setpgid(0, 0 [pid 32470] <... chdir resumed>) = 0 [pid 32470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32468] <... setpgid resumed>) = 0 [pid 32470] <... prctl resumed>) = 0 [pid 32466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32470] setpgid(0, 0) = 0 [pid 32470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32466] <... openat resumed>) = 3 [pid 32468] <... openat resumed>) = 3 [pid 32466] write(3, "1000", 4) = 4 [pid 32470] <... openat resumed>) = 3 [pid 32466] close(3 [pid 32469] chdir("./12617" [pid 32468] write(3, "1000", 4) = 4 [pid 32468] close(3 [pid 32470] write(3, "1000", 4 [pid 32468] <... close resumed>) = 0 [pid 32470] <... write resumed>) = 4 [pid 32470] close(3 [pid 32468] symlink("/dev/binderfs", "./binderfs" [pid 32470] <... close resumed>) = 0 [pid 32466] <... close resumed>) = 0 [pid 32468] <... symlink resumed>) = 0 [pid 32466] symlink("/dev/binderfs", "./binderfs"executing program [pid 290] <... restart_syscall resumed>) = 0 [pid 32469] <... chdir resumed>) = 0 [pid 32470] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] umount2("./12766", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32470] write(1, "executing program\n", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32470] <... write resumed>) = 18 [pid 290] openat(AT_FDCWD, "./12766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32466] <... symlink resumed>) = 0 [pid 32470] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... openat resumed>) = 3 [pid 32468] write(1, "executing program\n", 18 [pid 32466] write(1, "executing program\n", 18 executing program executing program [pid 290] newfstatat(3, "", [pid 32468] <... write resumed>) = 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32466] <... write resumed>) = 18 [pid 32468] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32470] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 32466] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32470] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32466] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32470] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32466] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] umount2("./12766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32468] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32468] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32466] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(AT_FDCWD, "./12766/binderfs", [pid 32470] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32466] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] unlink("./12766/binderfs" [pid 32470] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32468] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... unlink resumed>) = 0 [pid 32466] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] getdents64(3, [pid 32470] write(-1, "0x0000000000000001", 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32466] write(-1, "0x0000000000000001", 18 [pid 290] close(3 [pid 32468] write(-1, "0x0000000000000001", 18 [pid 32466] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... close resumed>) = 0 [pid 32470] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] rmdir("./12766" [pid 32470] exit_group(0 [pid 32468] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32468] exit_group(0 [pid 32470] <... exit_group resumed>) = ? [pid 290] <... rmdir resumed>) = 0 [pid 32469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32466] exit_group(0 [pid 290] mkdir("./12767", 0777 [pid 32470] +++ exited with 0 +++ [pid 32469] <... prctl resumed>) = 0 [pid 32468] <... exit_group resumed>) = ? [pid 32466] <... exit_group resumed>) = ? [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32466] +++ exited with 0 +++ [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32468] +++ exited with 0 +++ [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32469] setpgid(0, 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32471 [pid 32469] <... setpgid resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32471 attached [pid 293] <... restart_syscall resumed>) = 0 [pid 32471] set_robust_list(0x5555712b4660, 24 [pid 32469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32471] <... set_robust_list resumed>) = 0 [pid 32471] chdir("./12767" [pid 293] umount2("./13232", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32469] <... openat resumed>) = 3 [pid 32471] <... chdir resumed>) = 0 [pid 32469] write(3, "1000", 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] openat(AT_FDCWD, "./13232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32469] <... write resumed>) = 4 [pid 32471] <... prctl resumed>) = 0 [pid 32469] close(3 [pid 293] <... openat resumed>) = 3 [pid 32471] setpgid(0, 0 [pid 293] newfstatat(3, "", [pid 32469] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32469] symlink("/dev/binderfs", "./binderfs" [pid 293] getdents64(3, [pid 32471] <... setpgid resumed>) = 0 [pid 32471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32471] <... openat resumed>) = 3 [pid 293] umount2("./13232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32469] <... symlink resumed>) = 0 [pid 32471] write(3, "1000", 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32471] <... write resumed>) = 4 [pid 32469] write(1, "executing program\n", 18 [pid 293] newfstatat(AT_FDCWD, "./13232/binderfs", [pid 32471] close(3) = 0 [pid 32471] symlink("/dev/binderfs", "./binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32469] <... write resumed>) = 18 [pid 293] unlink("./13232/binderfs" [pid 32471] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 32469] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] getdents64(3, [pid 32471] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32469] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] close(3executing program [pid 32469] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... close resumed>) = 0 [pid 32471] <... write resumed>) = 18 [pid 293] rmdir("./13232" [pid 32469] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32471] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32471] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32469] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... rmdir resumed>) = 0 [pid 32471] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] mkdir("./13233", 0777 [pid 32469] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32471] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32471] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32471] exit_group(0 [pid 293] <... mkdir resumed>) = 0 [pid 32471] <... exit_group resumed>) = ? [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32469] write(-1, "0x0000000000000001", 18 [pid 32471] +++ exited with 0 +++ [pid 32469] <... write resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32472 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32472 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32472] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] umount2("./13107", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32469] exit_group(0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 32469] <... exit_group resumed>) = ? [pid 292] openat(AT_FDCWD, "./13107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32472] chdir("./13233" [pid 292] newfstatat(3, "", [pid 291] umount2("./12918", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 291] openat(AT_FDCWD, "./12918", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32472] <... chdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... openat resumed>) = 3 [pid 292] umount2("./13107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(3, "", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] newfstatat(AT_FDCWD, "./13107/binderfs", [pid 291] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] unlink("./13107/binderfs" [pid 291] umount2("./12918/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32472] <... prctl resumed>) = 0 [pid 32472] setpgid(0, 0 [pid 292] <... unlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 291] newfstatat(AT_FDCWD, "./12918/binderfs", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... close resumed>) = 0 [pid 291] unlink("./12918/binderfs" [pid 292] rmdir("./13107" [pid 32472] <... setpgid resumed>) = 0 [pid 32472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... unlink resumed>) = 0 [pid 32472] <... openat resumed>) = 3 [pid 292] <... rmdir resumed>) = 0 [pid 291] getdents64(3, [pid 292] mkdir("./13108", 0777 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32472] write(3, "1000", 4) = 4 [pid 32472] close(3) = 0 [pid 32472] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32469] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 [pid 291] close(3 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32472] write(1, "executing program\n", 18) = 18 [pid 32472] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32472] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program ) = -1 ENOENT (No such file or directory) [pid 291] rmdir("./12918" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32473 [pid 32472] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32472] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32472] exit_group(0 [pid 291] <... rmdir resumed>) = 0 [pid 32472] <... exit_group resumed>) = ? [pid 291] mkdir("./12919", 0777) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12617", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32474 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12617/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12617/binderfs" [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 290] umount2("./12767", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] rmdir("./12617" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 32474 attached [pid 290] openat(AT_FDCWD, "./12767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] mkdir("./12618", 0777 [pid 32474] set_robust_list(0x5555712b4660, 24 [pid 290] <... openat resumed>) = 3 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32475 attached [pid 32474] <... set_robust_list resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32472] +++ exited with 0 +++ [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32475 ./strace-static-x86_64: Process 32473 attached [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 32473] set_robust_list(0x5555712b4660, 24) = 0 [pid 32473] chdir("./13108") = 0 [pid 32473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32473] setpgid(0, 0) = 0 [pid 32473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32473] <... openat resumed>) = 3 [pid 290] umount2("./12767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32473] write(3, "1000", 4) = 4 [pid 32473] close(3) = 0 [pid 32473] symlink("/dev/binderfs", "./binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32473] <... symlink resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12767/binderfs", [pid 32473] write(1, "executing program\n", 18executing program ) = 18 [pid 32473] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32473] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32473] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32473] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32473] exit_group(0) = ? [pid 32475] set_robust_list(0x5555712b4660, 24 [pid 32474] chdir("./12919" [pid 32473] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 290] unlink("./12767/binderfs" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... unlink resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] getdents64(3, [pid 293] umount2("./13233", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] close(3 [pid 293] openat(AT_FDCWD, "./13233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... close resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 290] rmdir("./12767" [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 293] getdents64(3, [pid 290] mkdir("./12768", 0777 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... mkdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(AT_FDCWD, "./13233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13233/binderfs"./strace-static-x86_64: Process 32476 attached [pid 32476] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] <... unlink resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32476 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13233" [pid 32476] chdir("./12768") = 0 [pid 32476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32476] setpgid(0, 0) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 32476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] mkdir("./13234", 0777executing program [pid 292] <... restart_syscall resumed>) = 0 [pid 32476] write(3, "1000", 4) = 4 [pid 32476] close(3) = 0 [pid 32476] symlink("/dev/binderfs", "./binderfs" [pid 293] <... mkdir resumed>) = 0 [pid 32476] <... symlink resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] umount2("./13108", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32476] write(1, "executing program\n", 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32476] <... write resumed>) = 18 [pid 32476] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32476] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32476] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] openat(AT_FDCWD, "./13108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32477 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32476] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32476] write(-1, "0x0000000000000001", 18 [pid 292] getdents64(3, [pid 32476] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32476] exit_group(0 [pid 32474] <... chdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32476] <... exit_group resumed>) = ? [pid 292] umount2("./13108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32476] +++ exited with 0 +++ [pid 32475] <... set_robust_list resumed>) = 0 [pid 32474] <... prctl resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32477 attached [pid 292] newfstatat(AT_FDCWD, "./13108/binderfs", [pid 32474] setpgid(0, 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32474] <... setpgid resumed>) = 0 [pid 292] unlink("./13108/binderfs" [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32477] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 32474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... close resumed>) = 0 [pid 32477] chdir("./13234" [pid 292] rmdir("./13108" [pid 32477] <... chdir resumed>) = 0 [pid 32477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 32474] <... openat resumed>) = 3 [pid 292] mkdir("./13109", 0777 [pid 32477] setpgid(0, 0) = 0 [pid 32477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32477] write(3, "1000", 4 executing program [pid 32474] write(3, "1000", 4 [pid 292] <... mkdir resumed>) = 0 [pid 32477] <... write resumed>) = 4 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32474] <... write resumed>) = 4 [pid 32477] close(3) = 0 [pid 32477] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32474] close(3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32478 [pid 32477] write(1, "executing program\n", 18 [pid 32474] <... close resumed>) = 0 [pid 32477] <... write resumed>) = 18 [pid 32477] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32477] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32474] symlink("/dev/binderfs", "./binderfs" [pid 32477] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32474] <... symlink resumed>) = 0 [pid 32477] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32477] exit_group(0 [pid 32474] write(1, "executing program\n", 18 [pid 32475] chdir("./12618" [pid 32477] <... exit_group resumed>) = ? executing program [pid 32474] <... write resumed>) = 18 [pid 32474] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32475] <... chdir resumed>) = 0 [pid 32474] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32477] +++ exited with 0 +++ [pid 32475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32474] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32474] <... openat resumed>) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32478 attached [pid 32478] set_robust_list(0x5555712b4660, 24) = 0 [pid 32478] chdir("./13109") = 0 [pid 32478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32478] setpgid(0, 0) = 0 [pid 32478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32474] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32475] <... prctl resumed>) = 0 [pid 32478] <... openat resumed>) = 3 [pid 32478] write(3, "1000", 4) = 4 [pid 32478] close(3) = 0 [pid 32478] symlink("/dev/binderfs", "./binderfs" [pid 32474] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32475] setpgid(0, 0 [pid 32478] <... symlink resumed>) = 0 [pid 32478] write(1, "executing program\n", 18 [pid 32475] <... setpgid resumed>) = 0 [pid 32474] write(-1, "0x0000000000000001", 18 [pid 32478] <... write resumed>) = 18 executing program [pid 32478] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32478] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32478] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32478] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 290] <... restart_syscall resumed>) = 0 [pid 32474] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32478] exit_group(0) = ? [pid 290] umount2("./12768", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32474] exit_group(0 [pid 290] openat(AT_FDCWD, "./12768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32474] <... exit_group resumed>) = ? [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12768/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32475] <... openat resumed>) = 3 [pid 32474] +++ exited with 0 +++ [pid 290] unlink("./12768/binderfs" [pid 32475] write(3, "1000", 4 [pid 290] <... unlink resumed>) = 0 [pid 32475] <... write resumed>) = 4 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 32475] close(3 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32475] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32475] symlink("/dev/binderfs", "./binderfs" [pid 290] close(3 [pid 32478] +++ exited with 0 +++ [pid 32475] <... symlink resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 293] umount2("./13234", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 32475] write(1, "executing program\n", 18 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12919", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] rmdir("./12768" [pid 32475] <... write resumed>) = 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12919", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... rmdir resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... openat resumed>) = 3 [pid 290] mkdir("./12769", 0777 [pid 32475] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 293] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32475] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12919/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32475] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] umount2("./13234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(AT_FDCWD, "./12919/binderfs", [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32479 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32479 attached [pid 32479] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] newfstatat(AT_FDCWD, "./13234/binderfs", [pid 291] unlink("./12919/binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32479] chdir("./12769" [pid 293] unlink("./13234/binderfs" [pid 291] <... unlink resumed>) = 0 [pid 32475] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32479] <... chdir resumed>) = 0 [pid 32479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 32475] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 32475] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] close(3 [pid 291] close(3 [pid 292] <... restart_syscall resumed>) = 0 [pid 32479] <... prctl resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 291] rmdir("./12919" [pid 32479] setpgid(0, 0) = 0 [pid 32479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] umount2("./13109", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] rmdir("./13234" [pid 291] <... rmdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32479] <... openat resumed>) = 3 [pid 32479] write(3, "1000", 4 [pid 293] <... rmdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] mkdir("./12920", 0777 [pid 32475] write(-1, "0x0000000000000001", 18 [pid 293] mkdir("./13235", 0777 [pid 292] <... openat resumed>) = 3 [pid 32479] <... write resumed>) = 4 [pid 32479] close(3) = 0 [pid 32479] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] newfstatat(3, "", [pid 291] <... mkdir resumed>) = 0 [pid 32479] write(1, "executing program\n", 18) = 18 [pid 32479] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... mkdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32475] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] getdents64(3, [pid 32479] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32479] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32479] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32479] write(-1, "0x0000000000000001", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32480 [pid 32479] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32479] exit_group(0) = ? ./strace-static-x86_64: Process 32481 attached [pid 32479] +++ exited with 0 +++ [pid 32475] exit_group(0executing program [pid 292] umount2("./13109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32475] <... exit_group resumed>) = ? [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32481 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] newfstatat(AT_FDCWD, "./13109/binderfs", [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13109/binderfs"./strace-static-x86_64: Process 32480 attached [pid 32480] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13109" [pid 32480] chdir("./12920") = 0 [pid 32480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32480] setpgid(0, 0) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13110", 0777 [pid 32480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32480] write(3, "1000", 4 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32480] <... write resumed>) = 4 [pid 32480] close(3) = 0 [pid 32480] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32480] write(1, "executing program\n", 18) = 18 [pid 32480] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32480] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32480] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32480] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32482 [pid 32480] exit_group(0) = ? [pid 32475] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32481] set_robust_list(0x5555712b4660, 24) = 0 [pid 32480] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32482 attached [pid 32481] chdir("./13235" [pid 32482] set_robust_list(0x5555712b4660, 24) = 0 [pid 32482] chdir("./13110" [pid 32481] <... chdir resumed>) = 0 [pid 32482] <... chdir resumed>) = 0 [pid 32482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32482] setpgid(0, 0) = 0 [pid 32482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32482] <... openat resumed>) = 3 [pid 32482] write(3, "1000", 4 [pid 289] <... restart_syscall resumed>) = 0 [pid 32481] setpgid(0, 0 [pid 289] umount2("./12618", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12769", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(AT_FDCWD, "./12618/binderfs", [pid 290] <... openat resumed>) = 3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(3, "", [pid 289] unlink("./12618/binderfs" [pid 32481] <... setpgid resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] close(3 [pid 32481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] umount2("./12769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12618" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32481] <... openat resumed>) = 3 [pid 290] newfstatat(AT_FDCWD, "./12769/binderfs", [pid 289] <... rmdir resumed>) = 0 [pid 32481] write(3, "1000", 4 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] mkdir("./12619", 0777 [pid 32481] <... write resumed>) = 4 [pid 290] unlink("./12769/binderfs" [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32481] close(3 [pid 290] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 32483 attached [pid 32481] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32483 [pid 32482] <... write resumed>) = 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 32481] symlink("/dev/binderfs", "./binderfs" [pid 290] close(3 [pid 32482] close(3 [pid 290] <... close resumed>) = 0 [pid 32482] <... close resumed>) = 0 [pid 290] rmdir("./12769" [pid 32482] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32482] write(1, "executing program\n", 18) = 18 [pid 32482] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... rmdir resumed>) = 0 [pid 32481] <... symlink resumed>) = 0 [pid 32483] set_robust_list(0x5555712b4660, 24 [pid 32482] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 291] <... restart_syscall resumed>) = 0 [pid 290] mkdir("./12770", 0777 [pid 32481] write(1, "executing program\n", 18 [pid 32482] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32482] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 32482] write(-1, "0x0000000000000001", 18 [pid 32481] <... write resumed>) = 18 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] umount2("./12920", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32482] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32482] exit_group(0) = ? ./strace-static-x86_64: Process 32484 attached [pid 32483] <... set_robust_list resumed>) = 0 [pid 32482] +++ exited with 0 +++ [pid 32481] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] openat(AT_FDCWD, "./12920", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... openat resumed>) = 3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32484 [pid 32481] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32484] set_robust_list(0x5555712b4660, 24) = 0 [pid 32484] chdir("./12770") = 0 [pid 291] newfstatat(3, "", [pid 32481] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32484] setpgid(0, 0) = 0 [pid 32484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32481] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32484] <... openat resumed>) = 3 [pid 32481] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] getdents64(3, [pid 32484] write(3, "1000", 4 [pid 32483] chdir("./12619" [pid 32481] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32483] <... chdir resumed>) = 0 [pid 291] umount2("./12920/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32481] write(-1, "0x0000000000000001", 18 [pid 32483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32481] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] newfstatat(AT_FDCWD, "./12920/binderfs", [pid 32483] setpgid(0, 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32481] exit_group(0 [pid 291] unlink("./12920/binderfs" [pid 32484] <... write resumed>) = 4 [pid 32483] <... setpgid resumed>) = 0 [pid 32484] close(3 [pid 32483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32484] <... close resumed>) = 0 [pid 32483] <... openat resumed>) = 3 [pid 32481] <... exit_group resumed>) = ? [pid 291] <... unlink resumed>) = 0 [pid 32484] symlink("/dev/binderfs", "./binderfs" [pid 32483] write(3, "1000", 4 [pid 32484] <... symlink resumed>) = 0 [pid 32483] <... write resumed>) = 4 [pid 32484] write(1, "executing program\n", 18 [pid 32483] close(3 [pid 32484] <... write resumed>) = 18 [pid 32483] <... close resumed>) = 0 [pid 32484] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7executing program [pid 32483] symlink("/dev/binderfs", "./binderfs" [pid 32481] +++ exited with 0 +++ [pid 291] getdents64(3, [pid 32484] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32483] <... symlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 32484] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32483] write(1, "executing program\n", 18 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] close(3 [pid 32484] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32483] <... write resumed>) = 18 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32484] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32483] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... close resumed>) = 0 [pid 32484] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32483] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] rmdir("./12920" [pid 32484] write(-1, "0x0000000000000001", 18 [pid 32483] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32484] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32483] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... rmdir resumed>) = 0 [pid 32484] exit_group(0 [pid 32483] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] mkdir("./12921", 0777 [pid 32484] <... exit_group resumed>) = ? [pid 32483] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32484] +++ exited with 0 +++ [pid 32483] write(-1, "0x0000000000000001", 18 [pid 291] <... mkdir resumed>) = 0 [pid 32483] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32483] exit_group(0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32483] <... exit_group resumed>) = ? [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32485 attached [pid 32483] +++ exited with 0 +++ [pid 32485] set_robust_list(0x5555712b4660, 24 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32485 [pid 32485] <... set_robust_list resumed>) = 0 [pid 32485] chdir("./12921" [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32485] <... chdir resumed>) = 0 [pid 32485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32485] setpgid(0, 0) = 0 [pid 32485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... restart_syscall resumed>) = 0 [pid 32485] write(3, "1000", 4 [pid 289] umount2("./12619", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32485] <... write resumed>) = 4 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(AT_FDCWD, "./12619/binderfs", [pid 293] umount2("./13235", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... openat resumed>) = 3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(3, "", [pid 289] unlink("./12619/binderfs" [pid 32485] close(3 [pid 293] openat(AT_FDCWD, "./13235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... unlink resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 289] getdents64(3, [pid 32485] <... close resumed>) = 0 [pid 293] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] close(3 [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... close resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] newfstatat(AT_FDCWD, "./13110/binderfs", [pid 290] umount2("./12770", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] rmdir("./12619" [pid 32485] symlink("/dev/binderfs", "./binderfs" [pid 293] umount2("./13235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32485] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13110/binderfs" [pid 290] openat(AT_FDCWD, "./12770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... rmdir resumed>) = 0 [pid 32485] write(1, "executing program\n", 18 [pid 293] newfstatat(AT_FDCWD, "./13235/binderfs", executing program [pid 292] <... unlink resumed>) = 0 [pid 32485] <... write resumed>) = 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... openat resumed>) = 3 [pid 289] mkdir("./12620", 0777 [pid 32485] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] unlink("./13235/binderfs" [pid 292] getdents64(3, [pid 290] newfstatat(3, "", [pid 32485] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 32485] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32485] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 290] getdents64(3, [pid 32485] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] close(3 [pid 292] <... close resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32485] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 292] rmdir("./13110" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32485] write(-1, "0x0000000000000001", 18 [pid 293] rmdir("./13235" [pid 32485] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 290] umount2("./12770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32485] exit_group(0 [pid 293] mkdir("./13236", 0777 [pid 292] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 32486 attached [pid 32485] <... exit_group resumed>) = ? [pid 293] <... mkdir resumed>) = 0 [pid 292] mkdir("./13111", 0777 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32486 [pid 32486] set_robust_list(0x5555712b4660, 24 [pid 32485] +++ exited with 0 +++ [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... mkdir resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12770/binderfs", [pid 32486] <... set_robust_list resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 32487 attached [pid 32486] chdir("./12620" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] unlink("./12770/binderfs" [pid 32486] <... chdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32487 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32488 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... unlink resumed>) = 0 [pid 32487] set_robust_list(0x5555712b4660, 24 [pid 32486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] getdents64(3, [pid 32486] <... prctl resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32486] setpgid(0, 0 [pid 290] close(3 [pid 32486] <... setpgid resumed>) = 0 [pid 290] <... close resumed>) = 0 ./strace-static-x86_64: Process 32488 attached [pid 32487] <... set_robust_list resumed>) = 0 [pid 32486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] rmdir("./12770" [pid 32488] set_robust_list(0x5555712b4660, 24 [pid 32487] chdir("./13236" [pid 290] <... rmdir resumed>) = 0 [pid 32486] <... openat resumed>) = 3 [pid 290] mkdir("./12771", 0777 [pid 32488] <... set_robust_list resumed>) = 0 [pid 32487] <... chdir resumed>) = 0 [pid 32486] write(3, "1000", 4 [pid 290] <... mkdir resumed>) = 0 [pid 32486] <... write resumed>) = 4 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32488] chdir("./13111" [pid 32487] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32489 attached [pid 32486] close(3 [pid 32489] set_robust_list(0x5555712b4660, 24 [pid 32486] <... close resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32489 [pid 32489] <... set_robust_list resumed>) = 0 [pid 32487] <... prctl resumed>) = 0 [pid 32486] symlink("/dev/binderfs", "./binderfs" [pid 32489] chdir("./12771" [pid 32488] <... chdir resumed>) = 0 [pid 32487] setpgid(0, 0executing program [pid 32486] <... symlink resumed>) = 0 [pid 32489] <... chdir resumed>) = 0 [pid 32486] write(1, "executing program\n", 18 [pid 32489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32486] <... write resumed>) = 18 [pid 32489] <... prctl resumed>) = 0 [pid 32486] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32489] setpgid(0, 0 [pid 32486] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32489] <... setpgid resumed>) = 0 [pid 32486] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32487] <... setpgid resumed>) = 0 [pid 32486] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32489] <... openat resumed>) = 3 [pid 32486] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32489] write(3, "1000", 4 [pid 32487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32486] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32489] <... write resumed>) = 4 [pid 32486] write(-1, "0x0000000000000001", 18 [pid 32489] close(3 [pid 32486] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32489] <... close resumed>) = 0 [pid 32486] exit_group(0 [pid 32489] symlink("/dev/binderfs", "./binderfs" [pid 32486] <... exit_group resumed>) = ? [pid 32489] <... symlink resumed>) = 0 [pid 32488] <... prctl resumed>) = 0 [pid 32487] <... openat resumed>) = 3 [pid 32486] +++ exited with 0 +++ [pid 291] <... restart_syscall resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32489] write(1, "executing program\n", 18executing program [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] umount2("./12921", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32489] <... write resumed>) = 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32489] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] openat(AT_FDCWD, "./12921", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32489] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... openat resumed>) = 3 [pid 32489] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] newfstatat(3, "", [pid 32489] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32487] write(3, "1000", 4 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32489] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] getdents64(3, [pid 32487] <... write resumed>) = 4 [pid 32489] write(-1, "0x0000000000000001", 18 [pid 32487] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32489] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12921/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32487] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32487] symlink("/dev/binderfs", "./binderfs" [pid 291] newfstatat(AT_FDCWD, "./12921/binderfs", [pid 32489] exit_group(0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32489] <... exit_group resumed>) = ? [pid 291] unlink("./12921/binderfs" [pid 32489] +++ exited with 0 +++ [pid 32488] setpgid(0, 0 [pid 32487] <... symlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 32487] write(1, "executing program\n", 18 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 32487] <... write resumed>) = 18 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 291] close(3 [pid 32488] <... setpgid resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 32487] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] rmdir("./12921" [pid 32488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32488] write(3, "1000", 4 [pid 291] <... rmdir resumed>) = 0 [pid 32487] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] mkdir("./12922", 0777 [pid 32488] <... write resumed>) = 4 [pid 32488] close(3) = 0 [pid 32488] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32487] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... mkdir resumed>) = 0 [pid 32488] write(1, "executing program\n", 18 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32487] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... restart_syscall resumed>) = 0 [pid 32488] <... write resumed>) = 18 [pid 32488] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32488] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32488] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32487] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32490 [pid 32488] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12620", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32487] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32488] exit_group(0 [pid 32487] write(-1, "0x0000000000000001", 18 [pid 289] openat(AT_FDCWD, "./12620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32488] <... exit_group resumed>) = ? [pid 32487] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... openat resumed>) = 3 [pid 32488] +++ exited with 0 +++ [pid 32487] exit_group(0) = ? [pid 289] newfstatat(3, "", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] umount2("./13111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] getdents64(3, [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] getdents64(3, [pid 32487] +++ exited with 0 +++ [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] newfstatat(AT_FDCWD, "./13111/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12620/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13111/binderfs" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 289] unlink("./12620/binderfs" [pid 292] rmdir("./13111") = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 292] mkdir("./13112", 0777) = 0 [pid 289] getdents64(3, [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32491 attached [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32491 [pid 290] umount2("./12771", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... close resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] rmdir("./12620"./strace-static-x86_64: Process 32490 attached [pid 32490] set_robust_list(0x5555712b4660, 24 [pid 290] <... openat resumed>) = 3 [pid 32490] <... set_robust_list resumed>) = 0 [pid 32490] chdir("./12922" [pid 289] <... rmdir resumed>) = 0 [pid 290] newfstatat(3, "", [pid 289] mkdir("./12621", 0777 [pid 32490] <... chdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32490] setpgid(0, 0) = 0 [pid 32490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] getdents64(3, [pid 289] <... mkdir resumed>) = 0 [pid 32490] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32490] write(3, "1000", 4 [pid 290] umount2("./12771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32490] <... write resumed>) = 4 [pid 32490] close(3) = 0 [pid 32490] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12771/binderfs", [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32492 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12771/binderfs"executing program [pid 32490] write(1, "executing program\n", 18) = 18 [pid 32490] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... unlink resumed>) = 0 [pid 32490] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 32490] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32490] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] close(3 [pid 32490] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... close resumed>) = 0 [pid 32490] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] rmdir("./12771" [pid 32490] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32490] exit_group(0) = ? [pid 32491] set_robust_list(0x5555712b4660, 24 [pid 32490] +++ exited with 0 +++ [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12772", 0777 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32492 attached [pid 32492] set_robust_list(0x5555712b4660, 24) = 0 [pid 32492] chdir("./12621" [pid 290] <... mkdir resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32492] <... chdir resumed>) = 0 [pid 32492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32492] setpgid(0, 0) = 0 [pid 32492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32492] write(3, "1000", 4 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32493 [pid 32492] <... write resumed>) = 4 [pid 32492] close(3) = 0 [pid 32492] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32491] <... set_robust_list resumed>) = 0 executing program [pid 32492] write(1, "executing program\n", 18) = 18 [pid 32492] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... restart_syscall resumed>) = 0 [pid 32492] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32492] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] umount2("./12922", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32492] write(-1, "0x0000000000000001", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32492] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32492] exit_group(0 [pid 291] openat(AT_FDCWD, "./12922", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32492] <... exit_group resumed>) = ? [pid 291] <... openat resumed>) = 3 [pid 32492] +++ exited with 0 +++ [pid 32491] chdir("./13112" [pid 291] newfstatat(3, "", [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] getdents64(3, [pid 293] umount2("./13236", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12922/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] openat(AT_FDCWD, "./13236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32493 attached [pid 293] <... openat resumed>) = 3 [pid 291] newfstatat(AT_FDCWD, "./12922/binderfs", [pid 293] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] unlink("./12922/binderfs" [pid 32493] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] getdents64(3, [pid 32493] chdir("./12772" [pid 291] <... unlink resumed>) = 0 [pid 32493] <... chdir resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 293] umount2("./13236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] close(3 [pid 293] newfstatat(AT_FDCWD, "./13236/binderfs", [pid 291] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] rmdir("./12922" [pid 293] unlink("./13236/binderfs" [pid 32493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32493] setpgid(0, 0) = 0 [pid 32493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... rmdir resumed>) = 0 [pid 32493] <... openat resumed>) = 3 [pid 293] <... unlink resumed>) = 0 [pid 291] mkdir("./12923", 0777 [pid 293] getdents64(3, [pid 32493] write(3, "1000", 4) = 4 [pid 32493] close(3) = 0 [pid 32493] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... mkdir resumed>) = 0 executing program [pid 293] close(3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32493] write(1, "executing program\n", 18 [pid 293] <... close resumed>) = 0 [pid 32493] <... write resumed>) = 18 [pid 32493] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32493] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] rmdir("./13236" [pid 32493] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32493] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32494 [pid 293] mkdir("./13237", 0777 [pid 32493] exit_group(0) = ? [pid 32493] +++ exited with 0 +++ [pid 32491] <... chdir resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 32491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32491] <... prctl resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32494 attached [pid 32494] set_robust_list(0x5555712b4660, 24) = 0 [pid 32494] chdir("./12923") = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32495 [pid 289] <... restart_syscall resumed>) = 0 [pid 32491] setpgid(0, 0 [pid 32494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32491] <... setpgid resumed>) = 0 [pid 289] umount2("./12621", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32494] setpgid(0, 0 [pid 289] openat(AT_FDCWD, "./12621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32494] <... setpgid resumed>) = 0 [pid 32491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] getdents64(3, [pid 32491] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32491] write(3, "1000", 4 [pid 289] umount2("./12621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32491] <... write resumed>) = 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12621/binderfs", [pid 32491] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32491] <... close resumed>) = 0 [pid 289] unlink("./12621/binderfs" [pid 32494] <... openat resumed>) = 3 [pid 32494] write(3, "1000", 4) = 4 [pid 32494] close(3 [pid 289] <... unlink resumed>) = 0 [pid 32491] symlink("/dev/binderfs", "./binderfs" [pid 289] getdents64(3, [pid 32494] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32494] symlink("/dev/binderfs", "./binderfs" [pid 289] close(3 [pid 32494] <... symlink resumed>) = 0 [pid 32491] <... symlink resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32494] write(1, "executing program\n", 18 [pid 32491] write(1, "executing program\n", 18 [pid 289] rmdir("./12621" [pid 32494] <... write resumed>) = 18 [pid 32494] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32494] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 32491] <... write resumed>) = 18 executing program executing program [pid 289] mkdir("./12622", 0777 [pid 32494] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32494] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32494] exit_group(0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32491] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32494] <... exit_group resumed>) = ? [pid 32494] +++ exited with 0 +++ [pid 32491] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12772", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32491] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32496 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] openat(AT_FDCWD, "./12772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32495 attached ) = 3 [pid 290] newfstatat(3, "", [pid 32491] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 32491] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32495] set_robust_list(0x5555712b4660, 24 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32491] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32495] <... set_robust_list resumed>) = 0 [pid 290] umount2("./12772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32491] write(-1, "0x0000000000000001", 18 [pid 290] newfstatat(AT_FDCWD, "./12772/binderfs", [pid 32491] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32495] chdir("./13237" [pid 290] unlink("./12772/binderfs" [pid 32495] <... chdir resumed>) = 0 [pid 32491] exit_group(0 [pid 290] <... unlink resumed>) = 0 executing program [pid 32491] <... exit_group resumed>) = ? [pid 290] getdents64(3, [pid 32495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32495] <... prctl resumed>) = 0 [pid 290] close(3 [pid 32495] setpgid(0, 0 [pid 290] <... close resumed>) = 0 [pid 32495] <... setpgid resumed>) = 0 [pid 290] rmdir("./12772" [pid 32495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 32495] write(3, "1000", 4 [pid 290] mkdir("./12773", 0777 [pid 32495] <... write resumed>) = 4 [pid 32495] close(3) = 0 [pid 32495] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32495] write(1, "executing program\n", 18 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32491] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32495] <... write resumed>) = 18 [pid 32495] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32495] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32497 [pid 32495] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32495] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32497 attached ./strace-static-x86_64: Process 32496 attached [pid 32495] write(-1, "0x0000000000000001", 18 [pid 292] <... restart_syscall resumed>) = 0 [pid 32496] set_robust_list(0x5555712b4660, 24 [pid 32495] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32496] <... set_robust_list resumed>) = 0 [pid 32495] exit_group(0 [pid 32496] chdir("./12622" [pid 32495] <... exit_group resumed>) = ? [pid 292] umount2("./13112", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32496] <... chdir resumed>) = 0 [pid 32495] +++ exited with 0 +++ [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 32496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] openat(AT_FDCWD, "./13112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32496] <... prctl resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... openat resumed>) = 3 [pid 32496] setpgid(0, 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] newfstatat(3, "", [pid 32496] <... setpgid resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] getdents64(3, [pid 32496] <... openat resumed>) = 3 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12923", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32496] write(3, "1000", 4 [pid 292] umount2("./13112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32496] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32496] close(3 [pid 292] newfstatat(AT_FDCWD, "./13112/binderfs", [pid 32496] <... close resumed>) = 0 [pid 293] umount2("./13237", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] openat(AT_FDCWD, "./12923", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32497] set_robust_list(0x5555712b4660, 24 [pid 32496] symlink("/dev/binderfs", "./binderfs" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13112/binderfs" [pid 32497] <... set_robust_list resumed>) = 0 [pid 32496] <... symlink resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... unlink resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 32497] chdir("./12773" [pid 32496] write(1, "executing program\n", 18 [pid 293] <... openat resumed>) = 3 [pid 292] getdents64(3, executing program [pid 291] newfstatat(3, "", [pid 32497] <... chdir resumed>) = 0 [pid 32496] <... write resumed>) = 18 [pid 293] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32496] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32497] <... prctl resumed>) = 0 [pid 32496] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 292] <... close resumed>) = 0 [pid 32497] setpgid(0, 0 [pid 32496] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] rmdir("./13112" [pid 291] getdents64(3, [pid 32497] <... setpgid resumed>) = 0 [pid 32496] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... rmdir resumed>) = 0 [pid 32497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32496] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] mkdir("./13113", 0777 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32497] <... openat resumed>) = 3 [pid 32496] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... mkdir resumed>) = 0 [pid 32497] write(3, "1000", 4 [pid 32496] write(-1, "0x0000000000000001", 18 [pid 293] newfstatat(AT_FDCWD, "./13237/binderfs", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] umount2("./12923/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32497] <... write resumed>) = 4 [pid 32496] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32497] close(3 [pid 32496] exit_group(0 [pid 293] unlink("./13237/binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32498 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32497] <... close resumed>) = 0 [pid 32496] <... exit_group resumed>) = ? [pid 32497] symlink("/dev/binderfs", "./binderfs" [pid 32496] +++ exited with 0 +++ [pid 32497] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12923/binderfs", [pid 293] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] unlink("./12923/binderfs" [pid 293] close(3 [pid 289] umount2("./12622", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32497] write(1, "executing program\n", 18 [pid 291] <... unlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... close resumed>) = 0 executing program [pid 291] getdents64(3, [pid 289] openat(AT_FDCWD, "./12622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] rmdir("./13237" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... openat resumed>) = 3 [pid 291] close(3 [pid 32497] <... write resumed>) = 18 [pid 32497] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32497] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32497] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... rmdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 32497] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... close resumed>) = 0 [pid 32497] write(-1, "0x0000000000000001", 18 [pid 293] mkdir("./13238", 0777 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] rmdir("./12923" [pid 32497] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, [pid 32497] exit_group(0) = ? [pid 32497] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... rmdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] mkdir("./12924", 0777 [pid 289] umount2("./12622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32498 attached [pid 32498] set_robust_list(0x5555712b4660, 24) = 0 [pid 32498] chdir("./13113" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32498] <... chdir resumed>) = 0 [pid 32498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32498] setpgid(0, 0) = 0 [pid 32498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... mkdir resumed>) = 0 [pid 32498] <... openat resumed>) = 3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32499 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(AT_FDCWD, "./12622/binderfs", [pid 290] umount2("./12773", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32498] write(3, "1000", 4) = 4 [pid 32498] close(3) = 0 [pid 32498] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32500 [pid 290] openat(AT_FDCWD, "./12773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] unlink("./12622/binderfs" [pid 290] <... openat resumed>) = 3 [pid 32498] write(1, "executing program\n", 18) = 18 [pid 32498] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(3, "", [pid 289] <... unlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32498] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] getdents64(3, [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32498] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] close(3 [pid 290] umount2("./12773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32498] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] rmdir("./12622" [pid 290] newfstatat(AT_FDCWD, "./12773/binderfs", [pid 32498] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32498] exit_group(0 [pid 289] <... rmdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] mkdir("./12623", 0777 [pid 290] unlink("./12773/binderfs" [pid 32498] <... exit_group resumed>) = ? [pid 32498] +++ exited with 0 +++ [pid 290] <... unlink resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32499 attached [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32499] set_robust_list(0x5555712b4660, 24 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32499] <... set_robust_list resumed>) = 0 [pid 32499] chdir("./13238") = 0 [pid 32499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32499] setpgid(0, 0 [pid 290] close(3 [pid 32499] <... setpgid resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32501 [pid 290] <... close resumed>) = 0 [pid 32499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] rmdir("./12773"./strace-static-x86_64: Process 32500 attached [pid 32499] <... openat resumed>) = 3 [pid 32500] set_robust_list(0x5555712b4660, 24 [pid 32499] write(3, "1000", 4 [pid 32500] <... set_robust_list resumed>) = 0 [pid 32499] <... write resumed>) = 4 [pid 290] <... rmdir resumed>) = 0 [pid 32500] chdir("./12924" [pid 32499] close(3 [pid 290] mkdir("./12774", 0777 [pid 32500] <... chdir resumed>) = 0 [pid 32499] <... close resumed>) = 0 [pid 32500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32499] symlink("/dev/binderfs", "./binderfs" [pid 32500] <... prctl resumed>) = 0 [pid 32499] <... symlink resumed>) = 0 [pid 32500] setpgid(0, 0executing program [pid 32499] write(1, "executing program\n", 18 [pid 290] <... mkdir resumed>) = 0 [pid 32500] <... setpgid resumed>) = 0 [pid 32499] <... write resumed>) = 18 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32499] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32500] <... openat resumed>) = 3 [pid 32499] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32500] write(3, "1000", 4 [pid 32499] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32502 [pid 32500] <... write resumed>) = 4 [pid 32499] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32500] close(3 [pid 32499] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32500] <... close resumed>) = 0 [pid 32499] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32500] symlink("/dev/binderfs", "./binderfs" [pid 32499] write(-1, "0x0000000000000001", 18 [pid 32500] <... symlink resumed>) = 0 [pid 32499] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32500] write(1, "executing program\n", 18executing program [pid 292] <... restart_syscall resumed>) = 0 [pid 32500] <... write resumed>) = 18 [pid 32499] exit_group(0 [pid 32500] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32499] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32502 attached [pid 32500] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32499] +++ exited with 0 +++ [pid 292] umount2("./13113", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32500] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32500] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] openat(AT_FDCWD, "./13113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32500] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... openat resumed>) = 3 [pid 32500] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] newfstatat(3, "", [pid 32500] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32500] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] getdents64(3, [pid 32500] exit_group(0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32500] <... exit_group resumed>) = ? [pid 292] umount2("./13113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32502] set_robust_list(0x5555712b4660, 24 [pid 32500] +++ exited with 0 +++ [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13113/binderfs" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32501 attached [pid 292] close(3 [pid 32502] <... set_robust_list resumed>) = 0 [pid 32501] set_robust_list(0x5555712b4660, 24 [pid 292] <... close resumed>) = 0 [pid 32501] <... set_robust_list resumed>) = 0 [pid 292] rmdir("./13113" [pid 32502] chdir("./12774" [pid 32501] chdir("./12623" [pid 292] <... rmdir resumed>) = 0 [pid 32501] <... chdir resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] mkdir("./13114", 0777 [pid 32502] <... chdir resumed>) = 0 [pid 32501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... mkdir resumed>) = 0 [pid 32501] <... prctl resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32503 attached [pid 32502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32501] setpgid(0, 0) = 0 [pid 293] umount2("./13238", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32503 [pid 32501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32501] <... openat resumed>) = 3 [pid 293] openat(AT_FDCWD, "./13238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32501] write(3, "1000", 4) = 4 [pid 32501] close(3) = 0 [pid 32501] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... openat resumed>) = 3 executing program [pid 291] umount2("./12924", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32501] write(1, "executing program\n", 18) = 18 [pid 32501] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32501] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32502] <... prctl resumed>) = 0 [pid 32501] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32501] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32501] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32501] exit_group(0) = ? [pid 32503] set_robust_list(0x5555712b4660, 24 [pid 32502] setpgid(0, 0 [pid 32501] +++ exited with 0 +++ [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] openat(AT_FDCWD, "./12924", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32503] <... set_robust_list resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] getdents64(3, [pid 291] <... openat resumed>) = 3 [pid 32503] chdir("./13114" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(3, "", [pid 32503] <... chdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./13238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12623", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] newfstatat(AT_FDCWD, "./13238/binderfs", [pid 289] openat(AT_FDCWD, "./12623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32503] <... prctl resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... openat resumed>) = 3 [pid 293] unlink("./13238/binderfs" [pid 32503] setpgid(0, 0 [pid 291] umount2("./12924/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(3, "", [pid 32503] <... setpgid resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] getdents64(3, [pid 291] newfstatat(AT_FDCWD, "./12924/binderfs", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] close(3 [pid 291] unlink("./12924/binderfs" [pid 289] umount2("./12623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... close resumed>) = 0 [pid 32503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] rmdir("./13238" [pid 291] <... unlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 32503] <... openat resumed>) = 3 [pid 32503] write(3, "1000", 4) = 4 [pid 293] <... rmdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] newfstatat(AT_FDCWD, "./12623/binderfs", [pid 293] mkdir("./13239", 0777 [pid 291] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32503] close(3) = 0 [pid 32503] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... mkdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 289] unlink("./12623/binderfs" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] rmdir("./12924" [pid 32503] write(1, "executing program\n", 18) = 18 [pid 289] <... unlink resumed>) = 0 [pid 32503] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32503] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 32503] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32503] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32503] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32504 [pid 291] mkdir("./12925", 0777 [pid 289] close(3 [pid 32503] exit_group(0 [pid 289] <... close resumed>) = 0 [pid 32503] <... exit_group resumed>) = ? [pid 32503] +++ exited with 0 +++ [pid 32502] <... setpgid resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] rmdir("./12623" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32504 attached [pid 32504] set_robust_list(0x5555712b4660, 24) = 0 [pid 32504] chdir("./13239" [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... rmdir resumed>) = 0 [pid 32504] <... chdir resumed>) = 0 [pid 289] mkdir("./12624", 0777 [pid 32504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32504] setpgid(0, 0) = 0 [pid 32504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32504] write(3, "1000", 4) = 4 [pid 32504] close(3) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32505 [pid 32504] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32504] write(1, "executing program\n", 18) = 18 [pid 32504] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32504] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32504] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32504] write(-1, "0x0000000000000001", 18 [pid 32502] <... openat resumed>) = 3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32506 [pid 32504] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32504] exit_group(0 [pid 32502] write(3, "1000", 4 [pid 32504] <... exit_group resumed>) = ? [pid 32502] <... write resumed>) = 4 [pid 292] <... restart_syscall resumed>) = 0 [pid 32502] close(3 [pid 292] umount2("./13114", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32502] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", [pid 32502] symlink("/dev/binderfs", "./binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13114/binderfs" [pid 32502] <... symlink resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 292] close(3) = 0 [pid 292] rmdir("./13114" [pid 32502] write(1, "executing program\n", 18 [pid 292] <... rmdir resumed>) = 0 [pid 32502] <... write resumed>) = 18 [pid 292] mkdir("./13115", 0777 [pid 32502] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32502] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32507 ./strace-static-x86_64: Process 32507 attached [pid 32502] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32504] +++ exited with 0 +++ ./strace-static-x86_64: Process 32505 attached [pid 32502] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32505] set_robust_list(0x5555712b4660, 24 [pid 32502] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32507] set_robust_list(0x5555712b4660, 24 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32505] <... set_robust_list resumed>) = 0 [pid 32502] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32505] chdir("./12925" [pid 32502] write(-1, "0x0000000000000001", 18 [pid 32505] <... chdir resumed>) = 0 [pid 32502] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32505] setpgid(0, 0) = 0 [pid 32505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32502] exit_group(0 [pid 32505] <... openat resumed>) = 3 [pid 32507] <... set_robust_list resumed>) = 0 [pid 32502] <... exit_group resumed>) = ? [pid 32505] write(3, "1000", 4) = 4 [pid 32505] close(3) = 0 ./strace-static-x86_64: Process 32506 attached executing program [pid 32505] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32506] set_robust_list(0x5555712b4660, 24) = 0 [pid 32506] chdir("./12624") = 0 [pid 32506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32505] write(1, "executing program\n", 18 [pid 32506] setpgid(0, 0 [pid 32502] +++ exited with 0 +++ [pid 32505] <... write resumed>) = 18 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32505] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32506] <... setpgid resumed>) = 0 [pid 32506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32505] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32505] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32506] <... openat resumed>) = 3 [pid 32505] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32507] chdir("./13115" [pid 32505] write(-1, "0x0000000000000001", 18 [pid 32506] write(3, "1000", 4 [pid 32505] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32506] <... write resumed>) = 4 [pid 32505] exit_group(0 [pid 32506] close(3) = 0 [pid 32506] symlink("/dev/binderfs", "./binderfs" [pid 293] <... restart_syscall resumed>) = 0 [pid 32506] <... symlink resumed>) = 0 [pid 32507] <... chdir resumed>) = 0 [pid 32505] <... exit_group resumed>) = ? [pid 32507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32505] +++ exited with 0 +++ [pid 293] umount2("./13239", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] openat(AT_FDCWD, "./13239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32506] write(1, "executing program\n", 18 [pid 293] <... openat resumed>) = 3 executing program [pid 32506] <... write resumed>) = 18 [pid 293] newfstatat(3, "", [pid 32506] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32506] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32506] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] getdents64(3, [pid 32506] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32506] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13239/binderfs", [pid 291] umount2("./12925", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32506] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] unlink("./13239/binderfs" [pid 291] openat(AT_FDCWD, "./12925", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32506] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] <... openat resumed>) = 3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] newfstatat(3, "", [pid 293] close(3 [pid 32506] exit_group(0 [pid 293] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32506] <... exit_group resumed>) = ? [pid 32507] <... prctl resumed>) = 0 [pid 32506] +++ exited with 0 +++ [pid 293] rmdir("./13239" [pid 291] getdents64(3, [pid 32507] setpgid(0, 0 [pid 293] <... rmdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] mkdir("./13240", 0777 [pid 291] umount2("./12925/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32507] <... setpgid resumed>) = 0 [pid 32507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... mkdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] newfstatat(AT_FDCWD, "./12925/binderfs", [pid 32507] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32508 attached [pid 32507] write(3, "1000", 4 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32507] <... write resumed>) = 4 [pid 32507] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32508 [pid 291] unlink("./12925/binderfs" [pid 32508] set_robust_list(0x5555712b4660, 24 [pid 32507] <... close resumed>) = 0 [pid 32507] symlink("/dev/binderfs", "./binderfs"executing program [pid 291] <... unlink resumed>) = 0 [pid 32508] <... set_robust_list resumed>) = 0 [pid 32507] <... symlink resumed>) = 0 [pid 32507] write(1, "executing program\n", 18 [pid 291] getdents64(3, [pid 32507] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32508] chdir("./13240" [pid 291] close(3 [pid 32507] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... close resumed>) = 0 [pid 32508] <... chdir resumed>) = 0 [pid 291] rmdir("./12925" [pid 32508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32507] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32507] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32507] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32508] <... prctl resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 32508] setpgid(0, 0 [pid 32507] write(-1, "0x0000000000000001", 18 [pid 291] mkdir("./12926", 0777 [pid 32507] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32507] exit_group(0) = ? [pid 32508] <... setpgid resumed>) = 0 [pid 32507] +++ exited with 0 +++ [pid 291] <... mkdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32508] write(3, "1000", 4 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32509 ./strace-static-x86_64: Process 32509 attached [pid 32508] <... write resumed>) = 4 [pid 32508] close(3 [pid 290] umount2("./12774", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32509] set_robust_list(0x5555712b4660, 24 [pid 32508] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32509] <... set_robust_list resumed>) = 0 [pid 32508] symlink("/dev/binderfs", "./binderfs" [pid 290] openat(AT_FDCWD, "./12774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32509] chdir("./12926" [pid 290] <... openat resumed>) = 3 [pid 32509] <... chdir resumed>) = 0 [pid 32508] <... symlink resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32509] setpgid(0, 0 executing program [pid 32508] write(1, "executing program\n", 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32509] <... setpgid resumed>) = 0 [pid 290] getdents64(3, [pid 32508] <... write resumed>) = 18 [pid 32509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32509] <... openat resumed>) = 3 [pid 32508] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] umount2("./12774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32509] write(3, "1000", 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32508] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(AT_FDCWD, "./12774/binderfs", [pid 32509] <... write resumed>) = 4 [pid 32509] close(3) = 0 [pid 32508] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32509] symlink("/dev/binderfs", "./binderfs" [pid 290] unlink("./12774/binderfs" [pid 32508] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32509] <... symlink resumed>) = 0 executing program [pid 32508] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... unlink resumed>) = 0 [pid 32509] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 32508] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32509] <... write resumed>) = 18 [pid 32509] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32508] write(-1, "0x0000000000000001", 18 [pid 290] close(3 [pid 32509] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32508] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... close resumed>) = 0 [pid 32509] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] rmdir("./12774" [pid 32509] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32509] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32509] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32508] exit_group(0 [pid 290] <... rmdir resumed>) = 0 [pid 32509] exit_group(0 [pid 32508] <... exit_group resumed>) = ? [pid 290] mkdir("./12775", 0777 [pid 32509] <... exit_group resumed>) = ? [pid 32509] +++ exited with 0 +++ [pid 32508] +++ exited with 0 +++ [pid 290] <... mkdir resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32510 attached [pid 32510] set_robust_list(0x5555712b4660, 24 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32510 [pid 32510] <... set_robust_list resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32510] chdir("./12775" [pid 289] umount2("./12624", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32510] <... chdir resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] openat(AT_FDCWD, "./12624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32510] <... prctl resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32510] setpgid(0, 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32510] <... setpgid resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12624/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12624/binderfs" [pid 32510] <... openat resumed>) = 3 [pid 293] <... restart_syscall resumed>) = 0 [pid 32510] write(3, "1000", 4 [pid 289] <... unlink resumed>) = 0 [pid 293] umount2("./13240", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 32510] <... write resumed>) = 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... restart_syscall resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32510] close(3 [pid 293] <... openat resumed>) = 3 [pid 289] close(3 [pid 293] newfstatat(3, "", [pid 292] umount2("./13115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32510] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... close resumed>) = 0 [pid 293] getdents64(3, [pid 292] openat(AT_FDCWD, "./13115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32510] symlink("/dev/binderfs", "./binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... openat resumed>) = 3 [pid 289] rmdir("./12624" [pid 293] umount2("./13240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(3, "", [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] newfstatat(AT_FDCWD, "./13240/binderfs", [pid 292] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... rmdir resumed>) = 0 [pid 293] unlink("./13240/binderfs" [pid 292] umount2("./13115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32510] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] mkdir("./12625", 0777 [pid 293] getdents64(3, [pid 292] newfstatat(AT_FDCWD, "./13115/binderfs", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] close(3 [pid 292] unlink("./13115/binderfs" [pid 32510] write(1, "executing program\n", 18 [pid 293] <... close resumed>) = 0 [pid 292] <... unlink resumed>) = 0 executing program [pid 289] <... mkdir resumed>) = 0 [pid 293] rmdir("./13240" [pid 292] getdents64(3, [pid 291] <... restart_syscall resumed>) = 0 [pid 32510] <... write resumed>) = 18 [pid 293] <... rmdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32510] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] mkdir("./13241", 0777 [pid 292] close(3 [pid 293] <... mkdir resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] umount2("./12926", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32510] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] rmdir("./13115" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32512 attached [pid 32510] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... rmdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12926", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32511 [pid 32510] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32512 [pid 292] mkdir("./13116", 0777 [pid 291] <... openat resumed>) = 3 [pid 32512] set_robust_list(0x5555712b4660, 24 [pid 32510] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32510] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32510] write(-1, "0x0000000000000001", 18 [pid 291] getdents64(3, [pid 32512] <... set_robust_list resumed>) = 0 [pid 32510] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32513 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12926/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32510] exit_group(0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32510] <... exit_group resumed>) = ? [pid 291] newfstatat(AT_FDCWD, "./12926/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12926/binderfs") = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12926" [pid 32510] +++ exited with 0 +++ [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12927", 0777 [pid 32512] chdir("./13241" [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32512] <... chdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32514 [pid 290] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32511 attached [pid 32511] set_robust_list(0x5555712b4660, 24) = 0 [pid 32511] chdir("./12625" [pid 290] umount2("./12775", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32514 attached [pid 32512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32511] <... chdir resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... openat resumed>) = 3 [pid 32511] <... prctl resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32511] setpgid(0, 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32511] <... setpgid resumed>) = 0 [pid 290] getdents64(3, [pid 32511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32511] <... openat resumed>) = 3 [pid 290] umount2("./12775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32511] write(3, "1000", 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32511] <... write resumed>) = 4 [pid 290] newfstatat(AT_FDCWD, "./12775/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32511] close(3executing program ) = 0 [pid 290] unlink("./12775/binderfs" [pid 32511] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... unlink resumed>) = 0 [pid 32511] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 32511] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32511] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] close(3./strace-static-x86_64: Process 32513 attached ) = 0 [pid 32513] set_robust_list(0x5555712b4660, 24 [pid 290] rmdir("./12775" [pid 32511] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32511] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32513] <... set_robust_list resumed>) = 0 [pid 32513] chdir("./13116" [pid 290] <... rmdir resumed>) = 0 [pid 32512] <... prctl resumed>) = 0 [pid 32511] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] mkdir("./12776", 0777 [pid 32511] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32511] write(-1, "0x0000000000000001", 18 [pid 32513] <... chdir resumed>) = 0 [pid 32513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32511] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32513] setpgid(0, 0 [pid 32512] setpgid(0, 0 [pid 32511] exit_group(0 [pid 290] <... mkdir resumed>) = 0 [pid 32513] <... setpgid resumed>) = 0 [pid 32512] <... setpgid resumed>) = 0 [pid 32511] <... exit_group resumed>) = ? [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32514] set_robust_list(0x5555712b4660, 24 [pid 32511] +++ exited with 0 +++ ./strace-static-x86_64: Process 32515 attached [pid 32513] <... openat resumed>) = 3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32515 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32513] write(3, "1000", 4 [pid 32512] <... openat resumed>) = 3 [pid 32513] <... write resumed>) = 4 [pid 32513] close(3 [pid 32512] write(3, "1000", 4 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32513] <... close resumed>) = 0 [pid 32513] symlink("/dev/binderfs", "./binderfs" [pid 32515] set_robust_list(0x5555712b4660, 24 [pid 32514] <... set_robust_list resumed>) = 0 [pid 32513] <... symlink resumed>) = 0 [pid 32512] <... write resumed>) = 4 executing program [pid 32513] write(1, "executing program\n", 18 [pid 32512] close(3 [pid 32513] <... write resumed>) = 18 [pid 32513] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32512] <... close resumed>) = 0 [pid 32513] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32513] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32512] symlink("/dev/binderfs", "./binderfs" [pid 32513] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32513] exit_group(0) = ? [pid 32512] <... symlink resumed>) = 0 [pid 32515] <... set_robust_list resumed>) = 0 [pid 32514] chdir("./12927" [pid 32513] +++ exited with 0 +++ executing program [pid 32512] write(1, "executing program\n", 18 [pid 289] <... restart_syscall resumed>) = 0 [pid 32512] <... write resumed>) = 18 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32512] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32514] <... chdir resumed>) = 0 [pid 32512] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... restart_syscall resumed>) = 0 [pid 32512] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] umount2("./12625", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32512] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] umount2("./13116", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32512] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] openat(AT_FDCWD, "./13116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 289] <... openat resumed>) = 3 [pid 32512] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 292] getdents64(3, [pid 32512] write(-1, "0x0000000000000001", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] getdents64(3, [pid 32514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32512] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] newfstatat(AT_FDCWD, "./13116/binderfs", [pid 32514] <... prctl resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32514] setpgid(0, 0 [pid 32512] exit_group(0 [pid 292] unlink("./13116/binderfs" [pid 32514] <... setpgid resumed>) = 0 [pid 32512] <... exit_group resumed>) = ? [pid 292] <... unlink resumed>) = 0 [pid 289] umount2("./12625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13116") = 0 [pid 289] newfstatat(AT_FDCWD, "./12625/binderfs", [pid 292] mkdir("./13117", 0777 [pid 32515] chdir("./12776" [pid 32514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32512] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] unlink("./12625/binderfs" [pid 32515] <... chdir resumed>) = 0 [pid 32514] <... openat resumed>) = 3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32516 ./strace-static-x86_64: Process 32516 attached [pid 32516] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32514] write(3, "1000", 4 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] getdents64(3, [pid 32514] <... write resumed>) = 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32514] close(3 [pid 289] close(3 [pid 32514] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12625" [pid 32514] symlink("/dev/binderfs", "./binderfs" [pid 32516] chdir("./13117") = 0 [pid 32516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32516] setpgid(0, 0 [pid 289] <... rmdir resumed>) = 0 [pid 32516] <... setpgid resumed>) = 0 [pid 289] mkdir("./12626", 0777 [pid 32516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32516] write(3, "1000", 4 [pid 289] <... mkdir resumed>) = 0 [pid 32516] <... write resumed>) = 4 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32514] <... symlink resumed>) = 0 [pid 32516] close(3) = 0 [pid 32516] symlink("/dev/binderfs", "./binderfs" [pid 32514] write(1, "executing program\n", 18executing program executing program [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32517 [pid 32514] <... write resumed>) = 18 [pid 32516] <... symlink resumed>) = 0 [pid 32516] write(1, "executing program\n", 18) = 18 [pid 32516] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32516] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32514] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32516] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32516] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32514] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32516] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32514] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32516] exit_group(0) = ? [pid 32514] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32514] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32515] <... prctl resumed>) = 0 [pid 32514] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32516] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32514] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32517 attached [pid 32517] set_robust_list(0x5555712b4660, 24) = 0 [pid 32517] chdir("./12626" [pid 32514] exit_group(0 [pid 32517] <... chdir resumed>) = 0 [pid 32514] <... exit_group resumed>) = ? [pid 32517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32517] setpgid(0, 0) = 0 [pid 32517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32517] write(3, "1000", 4) = 4 [pid 32517] close(3) = 0 [pid 32517] symlink("/dev/binderfs", "./binderfs" [pid 32514] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32515] setpgid(0, 0executing program [pid 32517] <... symlink resumed>) = 0 [pid 32517] write(1, "executing program\n", 18) = 18 [pid 32517] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32517] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32515] <... setpgid resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32517] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32517] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13241", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32517] write(-1, "0x0000000000000001", 18 [pid 293] openat(AT_FDCWD, "./13241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 32515] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32515] write(3, "1000", 4 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13117", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32515] <... write resumed>) = 4 [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12927", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", [pid 32515] close(3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32515] <... close resumed>) = 0 [pid 293] umount2("./13241/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 291] openat(AT_FDCWD, "./12927", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32515] symlink("/dev/binderfs", "./binderfs" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] newfstatat(AT_FDCWD, "./13241/binderfs", [pid 292] umount2("./13117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(3, "", [pid 293] unlink("./13241/binderfs" [pid 292] newfstatat(AT_FDCWD, "./13117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] unlink("./13117/binderfs" [pid 32515] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 292] <... unlink resumed>) = 0 executing program [pid 291] getdents64(3, [pid 32515] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] getdents64(3, [pid 32515] <... write resumed>) = 18 [pid 293] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... close resumed>) = 0 [pid 292] close(3 [pid 32515] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] rmdir("./13241" [pid 292] <... close resumed>) = 0 [pid 291] umount2("./12927/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] rmdir("./13117" [pid 32515] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32515] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] mkdir("./13242", 0777 [pid 292] mkdir("./13118", 0777 [pid 291] newfstatat(AT_FDCWD, "./12927/binderfs", [pid 32515] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32515] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32515] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] unlink("./12927/binderfs" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32519 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32518 [pid 32517] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... unlink resumed>) = 0 [pid 32515] write(-1, "0x0000000000000001", 18 [pid 291] getdents64(3, [pid 32515] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32517] exit_group(0 [pid 32515] exit_group(0 [pid 291] close(3 [pid 32517] <... exit_group resumed>) = ? [pid 32515] <... exit_group resumed>) = ? [pid 291] <... close resumed>) = 0 [pid 32517] +++ exited with 0 +++ [pid 32515] +++ exited with 0 +++ [pid 291] rmdir("./12927"./strace-static-x86_64: Process 32518 attached ./strace-static-x86_64: Process 32519 attached [pid 32519] set_robust_list(0x5555712b4660, 24 [pid 32518] set_robust_list(0x5555712b4660, 24 [pid 291] <... rmdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] mkdir("./12928", 0777 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32519] <... set_robust_list resumed>) = 0 [pid 32518] <... set_robust_list resumed>) = 0 [pid 32519] chdir("./13242" [pid 32518] chdir("./13118" [pid 291] <... mkdir resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32518] <... chdir resumed>) = 0 [pid 32519] <... chdir resumed>) = 0 [pid 32518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32518] <... prctl resumed>) = 0 [pid 32519] <... prctl resumed>) = 0 [pid 32518] setpgid(0, 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32520 [pid 32519] setpgid(0, 0 [pid 32518] <... setpgid resumed>) = 0 [pid 32519] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 32520 attached [pid 32518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32520] set_robust_list(0x5555712b4660, 24 [pid 32519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12776", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12626", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32520] <... set_robust_list resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] openat(AT_FDCWD, "./12776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... openat resumed>) = 3 [pid 290] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 290] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 289] umount2("./12626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(AT_FDCWD, "./12626/binderfs", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] newfstatat(AT_FDCWD, "./12776/binderfs", [pid 289] unlink("./12626/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... unlink resumed>) = 0 [pid 290] unlink("./12776/binderfs" [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 290] <... unlink resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 289] rmdir("./12626" [pid 32520] chdir("./12928" [pid 32519] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 290] close(3 [pid 289] mkdir("./12627", 0777 [pid 32520] <... chdir resumed>) = 0 [pid 32519] write(3, "1000", 4 [pid 290] <... close resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32518] <... openat resumed>) = 3 [pid 290] rmdir("./12776" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12777", 0777 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32521 ./strace-static-x86_64: Process 32521 attached [pid 32521] set_robust_list(0x5555712b4660, 24) = 0 [pid 32521] chdir("./12627" [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32521] <... chdir resumed>) = 0 [pid 32521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32521] setpgid(0, 0) = 0 [pid 32521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32522 [pid 32521] <... openat resumed>) = 3 [pid 32521] write(3, "1000", 4) = 4 [pid 32521] close(3) = 0 [pid 32521] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32521] write(1, "executing program\n", 18 executing program [pid 32520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32521] <... write resumed>) = 18 [pid 32521] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32520] <... prctl resumed>) = 0 [pid 32518] write(3, "1000", 4 [pid 32519] <... write resumed>) = 4 [pid 32521] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32521] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32521] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32521] exit_group(0) = ? [pid 32521] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32519] close(3 [pid 32520] setpgid(0, 0 [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32522 attached [pid 32522] set_robust_list(0x5555712b4660, 24) = 0 [pid 32522] chdir("./12777") = 0 [pid 32522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32522] setpgid(0, 0) = 0 [pid 32522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32520] <... setpgid resumed>) = 0 [pid 32519] <... close resumed>) = 0 [pid 32518] <... write resumed>) = 4 [pid 32519] symlink("/dev/binderfs", "./binderfs" [pid 32522] <... openat resumed>) = 3 [pid 32520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32522] write(3, "1000", 4) = 4 [pid 32522] close(3 [pid 32519] <... symlink resumed>) = 0 [pid 32518] close(3 [pid 32522] <... close resumed>) = 0 [pid 32520] <... openat resumed>) = 3 [pid 32518] <... close resumed>) = 0 [pid 32519] write(1, "executing program\n", 18 [pid 32522] symlink("/dev/binderfs", "./binderfs"executing program [pid 32518] symlink("/dev/binderfs", "./binderfs" [pid 32520] write(3, "1000", 4 [pid 32519] <... write resumed>) = 18 executing program [pid 32522] <... symlink resumed>) = 0 [pid 32522] write(1, "executing program\n", 18) = 18 [pid 32522] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32522] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32522] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32518] <... symlink resumed>) = 0 [pid 32519] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32518] write(1, "executing program\n", 18 [pid 32520] <... write resumed>) = 4 [pid 32522] <... openat resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 32522] write(-1, "0x0000000000000001", 18 [pid 32519] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32520] close(3 [pid 32518] <... write resumed>) = 18 [pid 32522] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32522] exit_group(0) = ? [pid 32518] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32519] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32520] <... close resumed>) = 0 [pid 32522] +++ exited with 0 +++ [pid 32518] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32519] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... restart_syscall resumed>) = 0 [pid 32520] symlink("/dev/binderfs", "./binderfs" [pid 32518] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32519] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32518] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32519] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12627", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12777", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32518] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32519] write(-1, "0x0000000000000001", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... openat resumed>) = 3 [pid 32520] <... symlink resumed>) = 0 [pid 32518] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32519] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 290] newfstatat(3, "", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] umount2("./12627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32518] write(-1, "0x0000000000000001", 18 [pid 32519] exit_group(0 [pid 32520] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12627/binderfs", executing program [pid 32520] <... write resumed>) = 18 [pid 32518] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32519] <... exit_group resumed>) = ? [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] umount2("./12777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] unlink("./12627/binderfs" [pid 32520] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32518] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... unlink resumed>) = 0 [pid 32520] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32518] <... exit_group resumed>) = ? [pid 290] newfstatat(AT_FDCWD, "./12777/binderfs", [pid 289] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32520] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] unlink("./12777/binderfs" [pid 289] close(3) = 0 [pid 289] rmdir("./12627" [pid 32520] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... unlink resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32520] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] getdents64(3, [pid 289] mkdir("./12628", 0777 [pid 32520] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32518] +++ exited with 0 +++ [pid 32519] +++ exited with 0 +++ [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32520] write(-1, "0x0000000000000001", 18 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] close(3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32520] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... close resumed>) = 0 [pid 32520] exit_group(0 [pid 290] rmdir("./12777" [pid 32520] <... exit_group resumed>) = ? [pid 290] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 32523 attached [pid 290] mkdir("./12778", 0777 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32523 [pid 32523] set_robust_list(0x5555712b4660, 24 [pid 290] <... mkdir resumed>) = 0 [pid 32520] +++ exited with 0 +++ [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32523] <... set_robust_list resumed>) = 0 [pid 32523] chdir("./12628") = 0 ./strace-static-x86_64: Process 32524 attached [pid 32523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32524 [pid 32524] set_robust_list(0x5555712b4660, 24 [pid 32523] <... prctl resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32524] <... set_robust_list resumed>) = 0 [pid 32523] setpgid(0, 0 [pid 32524] chdir("./12778" [pid 32523] <... setpgid resumed>) = 0 [pid 32523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32523] write(3, "1000", 4) = 4 [pid 32523] close(3) = 0 [pid 32523] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32523] write(1, "executing program\n", 18) = 18 [pid 32524] <... chdir resumed>) = 0 [pid 32523] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32523] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32523] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32523] write(-1, "0x0000000000000001", 18 [pid 32524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32523] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32523] exit_group(0) = ? [pid 32524] <... prctl resumed>) = 0 [pid 32524] setpgid(0, 0) = 0 [pid 32524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32523] +++ exited with 0 +++ [pid 32524] <... openat resumed>) = 3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32524] write(3, "1000", 4 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32524] <... write resumed>) = 4 [pid 32524] close(3 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32524] <... close resumed>) = 0 [pid 32524] symlink("/dev/binderfs", "./binderfs" [pid 293] umount2("./13242", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13118", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32524] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 32524] write(1, "executing program\n", 18 [pid 293] openat(AT_FDCWD, "./13242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] openat(AT_FDCWD, "./13118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 32524] <... write resumed>) = 18 [pid 293] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 32524] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] newfstatat(3, "", [pid 292] newfstatat(3, "", [pid 291] umount2("./12928", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32524] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32524] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] getdents64(3, [pid 292] getdents64(3, [pid 291] openat(AT_FDCWD, "./12928", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32524] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... openat resumed>) = 3 [pid 32524] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(3, "", [pid 32524] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32524] write(-1, "0x0000000000000001", 18 [pid 293] newfstatat(AT_FDCWD, "./13242/binderfs", [pid 292] newfstatat(AT_FDCWD, "./13118/binderfs", [pid 291] getdents64(3, [pid 32524] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32524] exit_group(0 [pid 293] unlink("./13242/binderfs" [pid 292] unlink("./13118/binderfs" [pid 291] umount2("./12928/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32524] <... exit_group resumed>) = ? [pid 293] <... unlink resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, [pid 292] getdents64(3, [pid 291] newfstatat(AT_FDCWD, "./12928/binderfs", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 292] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... close resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] unlink("./12928/binderfs" [pid 293] rmdir("./13242" [pid 292] rmdir("./13118" [pid 32524] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] mkdir("./13243", 0777 [pid 292] mkdir("./13119", 0777 [pid 291] getdents64(3, [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... mkdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... mkdir resumed>) = 0 [pid 291] close(3 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12928" [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... rmdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32525 [pid 291] mkdir("./12929", 0777) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32526 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32526 attached ./strace-static-x86_64: Process 32525 attached ./strace-static-x86_64: Process 32527 attached [pid 290] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12628", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32527] set_robust_list(0x5555712b4660, 24 [pid 32526] set_robust_list(0x5555712b4660, 24 [pid 32525] set_robust_list(0x5555712b4660, 24 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32527 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32527] <... set_robust_list resumed>) = 0 [pid 32526] <... set_robust_list resumed>) = 0 [pid 32525] <... set_robust_list resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32527] chdir("./12929" [pid 32526] chdir("./13119" [pid 290] umount2("./12778", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32527] <... chdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... openat resumed>) = 3 [pid 32527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] openat(AT_FDCWD, "./12778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(3, "", [pid 32527] <... prctl resumed>) = 0 [pid 32526] <... chdir resumed>) = 0 [pid 32525] chdir("./13243" [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 32527] setpgid(0, 0 [pid 32526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32525] <... chdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32527] <... setpgid resumed>) = 0 [pid 32526] <... prctl resumed>) = 0 [pid 32525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] newfstatat(AT_FDCWD, "./12778/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] unlink("./12778/binderfs" [pid 289] newfstatat(AT_FDCWD, "./12628/binderfs", [pid 32527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32526] setpgid(0, 0 [pid 290] <... unlink resumed>) = 0 [pid 32525] <... prctl resumed>) = 0 [pid 290] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] unlink("./12628/binderfs" [pid 32526] <... setpgid resumed>) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12778" [pid 32527] <... openat resumed>) = 3 [pid 32526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32525] setpgid(0, 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 290] mkdir("./12779", 0777 [pid 32527] write(3, "1000", 4 [pid 32526] <... openat resumed>) = 3 [pid 32525] <... setpgid resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 32527] <... write resumed>) = 4 [pid 32526] write(3, "1000", 4 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32528 attached [pid 32527] close(3 [pid 32526] <... write resumed>) = 4 [pid 32525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] close(3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32528 [pid 32527] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32526] close(3 [pid 32527] symlink("/dev/binderfs", "./binderfs" [pid 32525] <... openat resumed>) = 3 [pid 289] rmdir("./12628" [pid 32526] <... close resumed>) = 0 [pid 32528] set_robust_list(0x5555712b4660, 24) = 0 [pid 32528] chdir("./12779" [pid 289] <... rmdir resumed>) = 0 [pid 32528] <... chdir resumed>) = 0 [pid 32528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32527] <... symlink resumed>) = 0 [pid 32526] symlink("/dev/binderfs", "./binderfs" [pid 32525] write(3, "1000", 4 [pid 289] mkdir("./12629", 0777 [pid 32528] setpgid(0, 0) = 0 [pid 32528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32528] write(3, "1000", 4) = 4 [pid 289] <... mkdir resumed>) = 0 [pid 32528] close(3) = 0 [pid 32528] symlink("/dev/binderfs", "./binderfs" [pid 32526] <... symlink resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32527] write(1, "executing program\n", 18 [pid 32525] <... write resumed>) = 4 executing program executing program [pid 32528] <... symlink resumed>) = 0 [pid 32528] write(1, "executing program\n", 18) = 18 [pid 32528] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32526] write(1, "executing program\n", 18 [pid 32527] <... write resumed>) = 18 [pid 32525] close(3 [pid 32528] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32528] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program ) = -1 ENOENT (No such file or directory) [pid 32526] <... write resumed>) = 18 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32529 [pid 32527] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32525] <... close resumed>) = 0 [pid 32528] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32528] write(-1, "0x0000000000000001", 18 [pid 32527] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 32526] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32525] symlink("/dev/binderfs", "./binderfs" [pid 32527] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32526] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32528] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32528] exit_group(0 [pid 32527] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32526] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32525] <... symlink resumed>) = 0 [pid 32527] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32526] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32525] write(1, "executing program\n", 18 [pid 32527] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32526] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32525] <... write resumed>) = 18 [pid 32528] <... exit_group resumed>) = ? [pid 32527] write(-1, "0x0000000000000001", 18 [pid 32526] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32527] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32525] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32528] +++ exited with 0 +++ [pid 32527] exit_group(0 [pid 32526] write(-1, "0x0000000000000001", 18 [pid 32525] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32527] <... exit_group resumed>) = ? [pid 32526] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32525] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH./strace-static-x86_64: Process 32529 attached [pid 32529] set_robust_list(0x5555712b4660, 24) = 0 [pid 32529] chdir("./12629" [pid 32527] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32526] exit_group(0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32526] <... exit_group resumed>) = ? [pid 32525] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32529] <... chdir resumed>) = 0 [pid 32529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32529] setpgid(0, 0) = 0 [pid 32529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32526] +++ exited with 0 +++ [pid 32525] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32529] write(3, "1000", 4 [pid 32525] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32529] <... write resumed>) = 4 [pid 32525] write(-1, "0x0000000000000001", 18 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32525] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32529] close(3) = 0 [pid 32525] exit_group(0executing program [pid 32529] symlink("/dev/binderfs", "./binderfs" [pid 32525] <... exit_group resumed>) = ? [pid 32529] <... symlink resumed>) = 0 [pid 32529] write(1, "executing program\n", 18) = 18 [pid 32529] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32525] +++ exited with 0 +++ [pid 32529] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32529] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32529] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32529] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32529] exit_group(0) = ? [pid 32529] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12779", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12779/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12779/binderfs") = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12779") = 0 [pid 290] mkdir("./12780", 0777) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12629", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32530 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32530 attached [pid 289] getdents64(3, [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12629/binderfs", [pid 293] umount2("./13243", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] unlink("./12629/binderfs" [pid 32530] set_robust_list(0x5555712b4660, 24 [pid 293] openat(AT_FDCWD, "./13243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... unlink resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] getdents64(3, [pid 293] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] newfstatat(3, "", [pid 291] <... restart_syscall resumed>) = 0 [pid 289] close(3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... close resumed>) = 0 [pid 32530] <... set_robust_list resumed>) = 0 [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] rmdir("./12629" [pid 32530] chdir("./12780" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] openat(AT_FDCWD, "./13119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] umount2("./12929", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... rmdir resumed>) = 0 [pid 293] umount2("./13243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] mkdir("./12630", 0777 [pid 32530] <... chdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(3, "", [pid 291] openat(AT_FDCWD, "./12929", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... mkdir resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13243/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... openat resumed>) = 3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] getdents64(3, [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32531 [pid 291] getdents64(3, ./strace-static-x86_64: Process 32531 attached [pid 32530] <... prctl resumed>) = 0 [pid 293] unlink("./13243/binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12929/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12929/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] umount2("./13119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] unlink("./12929/binderfs" [pid 32531] set_robust_list(0x5555712b4660, 24 [pid 32530] setpgid(0, 0 [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12929" [pid 32531] <... set_robust_list resumed>) = 0 [pid 32530] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] newfstatat(AT_FDCWD, "./13119/binderfs", [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12930", 0777 [pid 32531] chdir("./12630" [pid 32530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32531] <... chdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32530] <... openat resumed>) = 3 [pid 293] <... close resumed>) = 0 [pid 292] unlink("./13119/binderfs"./strace-static-x86_64: Process 32532 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32532 [pid 32530] write(3, "1000", 4 [pid 293] rmdir("./13243" [pid 292] <... unlink resumed>) = 0 [pid 32530] <... write resumed>) = 4 [pid 293] <... rmdir resumed>) = 0 [pid 292] getdents64(3, [pid 32531] <... prctl resumed>) = 0 [pid 32530] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32531] setpgid(0, 0 [pid 293] mkdir("./13244", 0777 [pid 32530] <... close resumed>) = 0 [pid 292] close(3 [pid 32530] symlink("/dev/binderfs", "./binderfs" [pid 292] <... close resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 32530] <... symlink resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] rmdir("./13119"executing program [pid 32530] write(1, "executing program\n", 18 [pid 292] <... rmdir resumed>) = 0 [pid 32530] <... write resumed>) = 18 [pid 292] mkdir("./13120", 0777./strace-static-x86_64: Process 32533 attached [pid 32533] set_robust_list(0x5555712b4660, 24) = 0 [pid 32533] chdir("./13244" [pid 32530] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32533 [pid 292] <... mkdir resumed>) = 0 [pid 32530] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32533] <... chdir resumed>) = 0 [pid 32533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32533] setpgid(0, 0) = 0 [pid 32532] set_robust_list(0x5555712b4660, 24 [pid 32531] <... setpgid resumed>) = 0 [pid 32530] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32530] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32533] <... openat resumed>) = 3 [pid 32533] write(3, "1000", 4) = 4 [pid 32530] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32533] close(3) = 0 [pid 32533] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32530] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32534 executing program [pid 32531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32533] write(1, "executing program\n", 18) = 18 [pid 32533] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32533] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32533] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32533] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32533] exit_group(0 [pid 32530] write(-1, "0x0000000000000001", 18 [pid 32531] <... openat resumed>) = 3 [pid 32530] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32533] <... exit_group resumed>) = ? [pid 32533] +++ exited with 0 +++ [pid 32532] <... set_robust_list resumed>) = 0 [pid 32531] write(3, "1000", 4 [pid 32530] exit_group(0./strace-static-x86_64: Process 32534 attached ) = ? [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32531] <... write resumed>) = 4 [pid 32534] set_robust_list(0x5555712b4660, 24) = 0 [pid 32534] chdir("./13120") = 0 [pid 32534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32534] setpgid(0, 0 [pid 32530] +++ exited with 0 +++ [pid 32534] <... setpgid resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32531] close(3 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32531] <... close resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32534] <... openat resumed>) = 3 [pid 32531] symlink("/dev/binderfs", "./binderfs" [pid 32534] write(3, "1000", 4) = 4 [pid 32534] close(3) = 0 [pid 32534] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32531] <... symlink resumed>) = 0 [pid 32534] write(1, "executing program\n", 18executing program executing program [pid 32531] write(1, "executing program\n", 18 [pid 32534] <... write resumed>) = 18 [pid 32534] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32531] <... write resumed>) = 18 [pid 32534] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32532] chdir("./12930" [pid 32531] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32534] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32531] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32531] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32534] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32531] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32534] write(-1, "0x0000000000000001", 18 [pid 32531] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32534] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32532] <... chdir resumed>) = 0 [pid 32531] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32534] exit_group(0 [pid 32531] exit_group(0 [pid 32534] <... exit_group resumed>) = ? [pid 32531] <... exit_group resumed>) = ? [pid 32534] +++ exited with 0 +++ [pid 32531] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32532] setpgid(0, 0) = 0 [pid 32532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12780", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32532] write(3, "1000", 4 [pid 290] newfstatat(3, "", [pid 32532] <... write resumed>) = 4 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32532] close(3 [pid 290] getdents64(3, [pid 32532] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32532] symlink("/dev/binderfs", "./binderfs" [pid 293] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13244", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12780/binderfs", [pid 32532] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... openat resumed>) = 3 [pid 32532] write(1, "executing program\n", 18 [pid 293] newfstatat(3, "", executing program [pid 290] unlink("./12780/binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 32532] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... unlink resumed>) = 0 [pid 293] umount2("./13244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32532] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 32532] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(AT_FDCWD, "./13244/binderfs", [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32532] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] unlink("./13244/binderfs" [pid 290] close(3 [pid 32532] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 32532] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 290] <... close resumed>) = 0 [pid 32532] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] rmdir("./12780" [pid 32532] write(-1, "0x0000000000000001", 18 [pid 293] close(3 [pid 292] <... restart_syscall resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13244" [pid 32532] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 293] mkdir("./13245", 0777 [pid 32532] exit_group(0 [pid 293] <... mkdir resumed>) = 0 [pid 290] mkdir("./12781", 0777 [pid 32532] <... exit_group resumed>) = ? [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] umount2("./13120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32535 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] openat(AT_FDCWD, "./13120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32535 attached [pid 32535] set_robust_list(0x5555712b4660, 24) = 0 [pid 32535] chdir("./13245") = 0 [pid 32535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32535] setpgid(0, 0 [pid 292] <... openat resumed>) = 3 [pid 32535] <... setpgid resumed>) = 0 [pid 292] newfstatat(3, "", [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32536 [pid 289] umount2("./12630", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 289] openat(AT_FDCWD, "./12630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... openat resumed>) = 3 [pid 292] umount2("./13120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(3, "", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] newfstatat(AT_FDCWD, "./13120/binderfs", [pid 289] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13120/binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... unlink resumed>) = 0 [pid 289] umount2("./12630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] newfstatat(AT_FDCWD, "./12630/binderfs", [pid 292] close(3 [pid 32532] +++ exited with 0 +++ [pid 292] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] rmdir("./13120" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] unlink("./12630/binderfs" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 32535] <... openat resumed>) = 3 [pid 32535] write(3, "1000", 4 [pid 292] mkdir("./13121", 0777 [pid 289] <... unlink resumed>) = 0 [pid 32535] <... write resumed>) = 4 [pid 32535] close(3) = 0 [pid 32535] symlink("/dev/binderfs", "./binderfs" executing program [pid 292] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32535] <... symlink resumed>) = 0 [pid 32535] write(1, "executing program\n", 18) = 18 [pid 289] close(3 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32537 [pid 289] <... close resumed>) = 0 [pid 32535] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] rmdir("./12630" [pid 32535] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32535] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32535] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... rmdir resumed>) = 0 [pid 32535] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] mkdir("./12631", 0777 [pid 32535] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32535] exit_group(0) = ? [pid 289] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32537 attached [pid 32535] +++ exited with 0 +++ [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32536 attached [pid 32536] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32538 [pid 32536] chdir("./12781") = 0 [pid 32536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32537] set_robust_list(0x5555712b4660, 24 [pid 32536] setpgid(0, 0) = 0 [pid 32537] <... set_robust_list resumed>) = 0 [pid 32536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32537] chdir("./13121" [pid 32536] write(3, "1000", 4) = 4 [pid 32536] close(3) = 0 [pid 32536] symlink("/dev/binderfs", "./binderfs" [pid 32537] <... chdir resumed>) = 0 [pid 32537] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 32536] <... symlink resumed>) = 0 [pid 32536] write(1, "executing program\n", 18) = 18 [pid 32536] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32537] <... prctl resumed>) = 0 [pid 32536] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32536] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32537] setpgid(0, 0 [pid 32536] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32537] <... setpgid resumed>) = 0 [pid 32536] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32536] exit_group(0) = ? [pid 32537] <... openat resumed>) = 3 [pid 32537] write(3, "1000", 4) = 4 [pid 32537] close(3) = 0 [pid 32537] symlink("/dev/binderfs", "./binderfs" [pid 32536] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32538 attached [pid 32538] set_robust_list(0x5555712b4660, 24) = 0 [pid 32537] <... symlink resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32537] write(1, "executing program\n", 18 [pid 293] umount2("./13245", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] newfstatat(3, "", executing program {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32537] <... write resumed>) = 18 [pid 293] getdents64(3, [pid 32537] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32537] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32537] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] unlink("./13245/binderfs" [pid 32537] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12781", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32537] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32537] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] close(3 [pid 291] umount2("./12930", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] openat(AT_FDCWD, "./12781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... close resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32537] write(-1, "0x0000000000000001", 18 [pid 293] rmdir("./13245" [pid 291] openat(AT_FDCWD, "./12930", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... openat resumed>) = 3 [pid 32537] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 293] mkdir("./13246", 0777 [pid 291] newfstatat(3, "", [pid 290] newfstatat(3, "", [pid 32537] exit_group(0 [pid 293] <... mkdir resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32537] <... exit_group resumed>) = ? [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32537] +++ exited with 0 +++ [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] getdents64(3, [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32539 [pid 291] umount2("./12930/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] newfstatat(AT_FDCWD, "./12930/binderfs", [pid 290] umount2("./12781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32538] chdir("./12631" [pid 291] unlink("./12930/binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32539 attached [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 290] newfstatat(AT_FDCWD, "./12781/binderfs", [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32539] set_robust_list(0x5555712b4660, 24 [pid 291] <... close resumed>) = 0 [pid 290] unlink("./12781/binderfs" [pid 291] rmdir("./12930" [pid 32539] <... set_robust_list resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32539] chdir("./13246" [pid 291] mkdir("./12931", 0777 [pid 290] getdents64(3, [pid 32539] <... chdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32540 [pid 32538] <... chdir resumed>) = 0 [pid 290] close(3./strace-static-x86_64: Process 32540 attached [pid 32539] <... prctl resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32538] setpgid(0, 0 [pid 290] rmdir("./12781" [pid 32539] setpgid(0, 0 [pid 32538] <... setpgid resumed>) = 0 [pid 32538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 32539] <... setpgid resumed>) = 0 [pid 32538] write(3, "1000", 4 [pid 32539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] mkdir("./12782", 0777 [pid 32538] <... write resumed>) = 4 [pid 32538] close(3) = 0 [pid 32538] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 290] <... mkdir resumed>) = 0 [pid 32538] write(1, "executing program\n", 18) = 18 [pid 32538] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32538] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32538] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32538] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32539] <... openat resumed>) = 3 [pid 32540] set_robust_list(0x5555712b4660, 24 [pid 32538] exit_group(0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32541 [pid 32538] <... exit_group resumed>) = ? [pid 32540] <... set_robust_list resumed>) = 0 [pid 32539] write(3, "1000", 4 [pid 32538] +++ exited with 0 +++ ./strace-static-x86_64: Process 32541 attached [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32541] set_robust_list(0x5555712b4660, 24 [pid 32539] <... write resumed>) = 4 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32541] <... set_robust_list resumed>) = 0 [pid 32539] close(3 [pid 32541] chdir("./12782") = 0 [pid 32541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32541] setpgid(0, 0) = 0 [pid 32541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32540] chdir("./12931" [pid 32539] <... close resumed>) = 0 [pid 32541] <... openat resumed>) = 3 [pid 32539] symlink("/dev/binderfs", "./binderfs" [pid 32541] write(3, "1000", 4) = 4 [pid 32541] close(3 [pid 32539] <... symlink resumed>) = 0 [pid 32541] <... close resumed>) = 0 [pid 32541] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32540] <... chdir resumed>) = 0 [pid 32539] write(1, "executing program\n", 18 [pid 32541] write(1, "executing program\n", 18executing program ) = 18 [pid 32541] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32541] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATHexecuting program ) = -1 ENOENT (No such file or directory) [pid 32539] <... write resumed>) = 18 [pid 32541] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32541] write(-1, "0x0000000000000001", 18 [pid 32540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32539] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32541] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32539] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... restart_syscall resumed>) = 0 [pid 32539] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32541] exit_group(0 [pid 32539] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] umount2("./13121", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32539] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32539] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] openat(AT_FDCWD, "./13121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32539] write(-1, "0x0000000000000001", 18 [pid 292] <... openat resumed>) = 3 [pid 32539] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] newfstatat(3, "", [pid 32541] <... exit_group resumed>) = ? [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32541] +++ exited with 0 +++ [pid 32540] <... prctl resumed>) = 0 [pid 32539] exit_group(0 [pid 292] getdents64(3, [pid 289] <... restart_syscall resumed>) = 0 [pid 32539] <... exit_group resumed>) = ? [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] umount2("./13121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12631", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(AT_FDCWD, "./13121/binderfs", [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13121/binderfs" [pid 289] openat(AT_FDCWD, "./12631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... unlink resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 289] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 292] rmdir("./13121" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... rmdir resumed>) = 0 [pid 289] umount2("./12631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] mkdir("./13122", 0777 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... mkdir resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12631/binderfs", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32539] +++ exited with 0 +++ [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] unlink("./12631/binderfs" [pid 32540] setpgid(0, 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32542 ./strace-static-x86_64: Process 32542 attached [pid 32542] set_robust_list(0x5555712b4660, 24 [pid 289] <... unlink resumed>) = 0 [pid 32540] <... setpgid resumed>) = 0 [pid 289] getdents64(3, [pid 32542] <... set_robust_list resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32542] chdir("./13122" [pid 32540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] close(3 [pid 32542] <... chdir resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] rmdir("./12631" [pid 32540] <... openat resumed>) = 3 [pid 32542] <... prctl resumed>) = 0 [pid 32542] setpgid(0, 0) = 0 [pid 32542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32540] write(3, "1000", 4 [pid 289] <... rmdir resumed>) = 0 [pid 32542] <... openat resumed>) = 3 [pid 32540] <... write resumed>) = 4 [pid 289] mkdir("./12632", 0777 [pid 32542] write(3, "1000", 4) = 4 [pid 32542] close(3) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32540] close(3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32542] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32542] write(1, "executing program\n", 18executing program [pid 32540] <... close resumed>) = 0 [pid 32542] <... write resumed>) = 18 [pid 32540] symlink("/dev/binderfs", "./binderfs" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32543 [pid 32542] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32542] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32540] <... symlink resumed>) = 0 [pid 32542] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32542] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program [pid 32540] write(1, "executing program\n", 18 [pid 290] <... restart_syscall resumed>) = 0 [pid 32542] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32540] <... write resumed>) = 18 [pid 32542] write(-1, "0x0000000000000001", 18 [pid 32540] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32542] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12782", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32540] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32542] exit_group(0 [pid 32540] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32542] <... exit_group resumed>) = ? [pid 290] openat(AT_FDCWD, "./12782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32542] +++ exited with 0 +++ [pid 32540] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... openat resumed>) = 3 [pid 32540] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] newfstatat(3, "", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32540] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32543 attached [pid 290] getdents64(3, [pid 32543] set_robust_list(0x5555712b4660, 24 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32540] write(-1, "0x0000000000000001", 18 [pid 290] umount2("./12782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32543] <... set_robust_list resumed>) = 0 [pid 32540] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12782/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32540] exit_group(0 [pid 290] unlink("./12782/binderfs" [pid 32543] chdir("./12632" [pid 32540] <... exit_group resumed>) = ? [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 32543] <... chdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] close(3 [pid 32543] <... prctl resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12782" [pid 32543] setpgid(0, 0) = 0 [pid 32543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12783", 0777 [pid 32543] <... openat resumed>) = 3 [pid 32543] write(3, "1000", 4) = 4 [pid 32543] close(3) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32543] symlink("/dev/binderfs", "./binderfs" [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13246", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32544 [pid 32540] +++ exited with 0 +++ [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32544 attached [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32544] set_robust_list(0x5555712b4660, 24 [pid 293] umount2("./13246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32543] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13246/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13246/binderfs" [pid 292] umount2("./13122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12931", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32544] <... set_robust_list resumed>) = 0 executing program [pid 32543] write(1, "executing program\n", 18 [pid 293] <... unlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32544] chdir("./12783" [pid 32543] <... write resumed>) = 18 [pid 293] getdents64(3, [pid 292] openat(AT_FDCWD, "./13122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12931", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 293] close(3 [pid 292] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 293] <... close resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] rmdir("./13246" [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 32544] <... chdir resumed>) = 0 [pid 32543] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... rmdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] mkdir("./13247", 0777 [pid 292] umount2("./13122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12931/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32543] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32544] <... prctl resumed>) = 0 [pid 32543] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] newfstatat(AT_FDCWD, "./13122/binderfs", [pid 32544] setpgid(0, 0 [pid 32543] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32544] <... setpgid resumed>) = 0 [pid 32543] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] unlink("./13122/binderfs" [pid 291] newfstatat(AT_FDCWD, "./12931/binderfs", [pid 32544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32543] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... unlink resumed>) = 0 [pid 32544] <... openat resumed>) = 3 [pid 32543] write(-1, "0x0000000000000001", 18 [pid 292] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 32545 attached [pid 32544] write(3, "1000", 4 [pid 32543] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32545 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] unlink("./12931/binderfs" [pid 32544] <... write resumed>) = 4 [pid 32543] exit_group(0 [pid 292] close(3 [pid 32544] close(3 [pid 32543] <... exit_group resumed>) = ? [pid 292] <... close resumed>) = 0 [pid 32545] set_robust_list(0x5555712b4660, 24 [pid 292] rmdir("./13122" [pid 291] <... unlink resumed>) = 0 [pid 32545] <... set_robust_list resumed>) = 0 [pid 32543] +++ exited with 0 +++ [pid 291] getdents64(3, [pid 32545] chdir("./13247" [pid 32544] <... close resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32545] <... chdir resumed>) = 0 [pid 32544] symlink("/dev/binderfs", "./binderfs" [pid 292] mkdir("./13123", 0777 [pid 291] close(3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... mkdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32544] <... symlink resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 291] rmdir("./12931"./strace-static-x86_64: Process 32546 attached [pid 32545] <... prctl resumed>) = 0 [pid 32544] write(1, "executing program\n", 18 [pid 32546] set_robust_list(0x5555712b4660, 24 [pid 32545] setpgid(0, 0 [pid 32544] <... write resumed>) = 18 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32546 [pid 291] <... rmdir resumed>) = 0 [pid 32546] <... set_robust_list resumed>) = 0 [pid 32545] <... setpgid resumed>) = 0 [pid 32544] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32546] chdir("./13123" [pid 32545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] mkdir("./12932", 0777 [pid 32546] <... chdir resumed>) = 0 [pid 32545] <... openat resumed>) = 3 [pid 32544] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32545] write(3, "1000", 4 [pid 32544] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... mkdir resumed>) = 0 [pid 32545] <... write resumed>) = 4 [pid 32544] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32547 attached [pid 32546] <... prctl resumed>) = 0 [pid 32545] close(3 [pid 32544] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32547 [pid 32546] setpgid(0, 0) = 0 [pid 32545] <... close resumed>) = 0 [pid 32544] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32547] set_robust_list(0x5555712b4660, 24 [pid 32546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32545] symlink("/dev/binderfs", "./binderfs" [pid 32547] <... set_robust_list resumed>) = 0 [pid 32546] <... openat resumed>) = 3 [pid 32544] write(-1, "0x0000000000000001", 18 [pid 32546] write(3, "1000", 4) = 4 [pid 32546] close(3) = 0 [pid 32546] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32545] <... symlink resumed>) = 0 executing program [pid 32544] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... restart_syscall resumed>) = 0 [pid 32546] write(1, "executing program\n", 18) = 18 [pid 32546] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32545] write(1, "executing program\n", 18executing program [pid 32544] exit_group(0 [pid 32546] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32544] <... exit_group resumed>) = ? [pid 32546] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32545] <... write resumed>) = 18 [pid 32546] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32546] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12632", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32546] write(-1, "0x0000000000000001", 18 [pid 32545] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32546] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32546] exit_group(0 [pid 32544] +++ exited with 0 +++ [pid 32545] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32546] <... exit_group resumed>) = ? [pid 32547] chdir("./12932" [pid 32546] +++ exited with 0 +++ [pid 32545] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] openat(AT_FDCWD, "./12632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32545] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32545] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... openat resumed>) = 3 [pid 32545] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] newfstatat(3, "", [pid 32547] <... chdir resumed>) = 0 [pid 32545] write(-1, "0x0000000000000001", 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32545] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, [pid 32547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32545] exit_group(0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32545] <... exit_group resumed>) = ? [pid 289] umount2("./12632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32547] setpgid(0, 0) = 0 [pid 32547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32547] write(3, "1000", 4 [pid 32545] +++ exited with 0 +++ [pid 32547] <... write resumed>) = 4 [pid 32547] close(3 executing program [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32547] <... close resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] newfstatat(AT_FDCWD, "./12632/binderfs", [pid 32547] symlink("/dev/binderfs", "./binderfs" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32547] <... symlink resumed>) = 0 [pid 289] unlink("./12632/binderfs" [pid 32547] write(1, "executing program\n", 18) = 18 [pid 32547] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32547] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 32547] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13247", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] close(3 [pid 32547] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 289] <... close resumed>) = 0 [pid 32547] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] rmdir("./12632" [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] <... rmdir resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13247/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] mkdir("./12633", 0777 [pid 293] unlink("./13247/binderfs") = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 293] rmdir("./13247" [pid 32547] write(-1, "0x0000000000000001", 18 [pid 293] <... rmdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] mkdir("./13248", 0777) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32548 ./strace-static-x86_64: Process 32549 attached ./strace-static-x86_64: Process 32548 attached [pid 32547] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32549 [pid 32549] set_robust_list(0x5555712b4660, 24 [pid 32547] exit_group(0 [pid 292] umount2("./13123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32549] <... set_robust_list resumed>) = 0 [pid 32549] chdir("./13248" [pid 32547] <... exit_group resumed>) = ? [pid 32548] set_robust_list(0x5555712b4660, 24 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32549] <... chdir resumed>) = 0 [pid 32549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32549] setpgid(0, 0) = 0 [pid 32549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32547] +++ exited with 0 +++ [pid 292] openat(AT_FDCWD, "./13123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32549] write(3, "1000", 4 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32549] <... write resumed>) = 4 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32549] close(3) = 0 [pid 32549] symlink("/dev/binderfs", "./binderfs" [pid 292] <... openat resumed>) = 3 [pid 32548] <... set_robust_list resumed>) = 0 [pid 32549] <... symlink resumed>) = 0 [pid 32548] chdir("./12633" [pid 292] newfstatat(3, "", executing program [pid 32549] write(1, "executing program\n", 18) = 18 [pid 32549] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32549] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32549] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 32549] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... restart_syscall resumed>) = 0 [pid 32549] write(-1, "0x0000000000000001", 18 [pid 292] umount2("./13123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32549] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32548] <... chdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32549] exit_group(0 [pid 32548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] newfstatat(AT_FDCWD, "./13123/binderfs", [pid 290] umount2("./12783", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32549] <... exit_group resumed>) = ? [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32548] <... prctl resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] openat(AT_FDCWD, "./12783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32548] setpgid(0, 0 [pid 292] unlink("./13123/binderfs" [pid 290] <... openat resumed>) = 3 [pid 32549] +++ exited with 0 +++ [pid 32548] <... setpgid resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 290] newfstatat(3, "", [pid 292] getdents64(3, [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] close(3 [pid 290] getdents64(3, [pid 32548] write(3, "1000", 4 [pid 292] <... close resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32548] <... write resumed>) = 4 [pid 292] rmdir("./13123" [pid 290] umount2("./12783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32548] close(3 [pid 292] <... rmdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32548] <... close resumed>) = 0 [pid 292] mkdir("./13124", 0777 [pid 290] newfstatat(AT_FDCWD, "./12783/binderfs", [pid 32548] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... mkdir resumed>) = 0 executing program [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32548] write(1, "executing program\n", 18 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32548] <... write resumed>) = 18 [pid 290] unlink("./12783/binderfs" [pid 32548] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32548] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32548] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32548] write(-1, "0x0000000000000001", 18 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32550 [pid 290] <... unlink resumed>) = 0 [pid 32548] <... write resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32550 attached [pid 32548] exit_group(0 [pid 290] getdents64(3, [pid 32548] <... exit_group resumed>) = ? [pid 32550] set_robust_list(0x5555712b4660, 24 [pid 32548] +++ exited with 0 +++ [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32550] <... set_robust_list resumed>) = 0 [pid 32550] chdir("./13124" [pid 290] close(3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32550] <... chdir resumed>) = 0 [pid 32550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32550] setpgid(0, 0) = 0 [pid 290] rmdir("./12783" [pid 32550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 32550] write(3, "1000", 4) = 4 [pid 32550] close(3 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] mkdir("./12784", 0777executing program [pid 289] <... restart_syscall resumed>) = 0 [pid 32550] <... close resumed>) = 0 [pid 32550] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32550] write(1, "executing program\n", 18 [pid 290] <... mkdir resumed>) = 0 [pid 32550] <... write resumed>) = 18 [pid 293] umount2("./13248", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12633", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32550] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... restart_syscall resumed>) = 0 [pid 32550] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32550] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] openat(AT_FDCWD, "./13248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32550] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... openat resumed>) = 3 [pid 291] umount2("./12932", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32550] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] newfstatat(3, "", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32551 [pid 289] openat(AT_FDCWD, "./12633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32550] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] openat(AT_FDCWD, "./12932", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32550] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 291] <... openat resumed>) = 3 [pid 289] <... openat resumed>) = 3 [pid 32550] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(3, "", [pid 32550] exit_group(0 [pid 293] umount2("./13248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] newfstatat(3, "", [pid 32550] <... exit_group resumed>) = ? [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32550] +++ exited with 0 +++ [pid 293] newfstatat(AT_FDCWD, "./13248/binderfs", [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12932/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] unlink("./13248/binderfs" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(AT_FDCWD, "./12932/binderfs", [pid 293] <... unlink resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] umount2("./12633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 291] unlink("./12932/binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... unlink resumed>) = 0 [pid 293] close(3 [pid 291] getdents64(3, [pid 289] newfstatat(AT_FDCWD, "./12633/binderfs", [pid 293] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] rmdir("./13248" [pid 291] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12932" [pid 293] <... rmdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 289] unlink("./12633/binderfs" [pid 293] mkdir("./13249", 0777 [pid 291] mkdir("./12933", 0777./strace-static-x86_64: Process 32551 attached [pid 293] <... mkdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 32551] set_robust_list(0x5555712b4660, 24 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] getdents64(3, [pid 32551] <... set_robust_list resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32551] chdir("./12784" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32553 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32552 [pid 32551] <... chdir resumed>) = 0 [pid 289] close(3 [pid 32551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12633" [pid 32551] setpgid(0, 0) = 0 [pid 32551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... rmdir resumed>) = 0 [pid 32551] write(3, "1000", 4 [pid 289] mkdir("./12634", 0777 [pid 32551] <... write resumed>) = 4 [pid 32551] close(3) = 0 [pid 32551] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 executing program [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32551] write(1, "executing program\n", 18) = 18 [pid 32551] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32551] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32551] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] umount2("./13124", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32554 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32551] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... openat resumed>) = 3 [pid 32551] write(-1, "0x0000000000000001", 18 [pid 292] newfstatat(3, "", [pid 32551] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32551] exit_group(0 [pid 292] getdents64(3, ./strace-static-x86_64: Process 32554 attached ./strace-static-x86_64: Process 32552 attached 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32552] set_robust_list(0x5555712b4660, 24 [pid 292] umount2("./13124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32552] <... set_robust_list resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32552] chdir("./12933" [pid 292] newfstatat(AT_FDCWD, "./13124/binderfs", [pid 32554] set_robust_list(0x5555712b4660, 24 [pid 32551] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32553 attached [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32553] set_robust_list(0x5555712b4660, 24 [pid 292] unlink("./13124/binderfs" [pid 32553] <... set_robust_list resumed>) = 0 [pid 32554] <... set_robust_list resumed>) = 0 [pid 32552] <... chdir resumed>) = 0 [pid 32551] +++ exited with 0 +++ [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] close(3 [pid 32553] chdir("./13249" [pid 292] <... close resumed>) = 0 [pid 32553] <... chdir resumed>) = 0 [pid 292] rmdir("./13124" [pid 32552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32554] chdir("./12634" [pid 32553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32552] <... prctl resumed>) = 0 [pid 32553] <... prctl resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 292] mkdir("./13125", 0777 [pid 32552] setpgid(0, 0 [pid 32553] setpgid(0, 0 [pid 32552] <... setpgid resumed>) = 0 [pid 32553] <... setpgid resumed>) = 0 [pid 32553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] umount2("./12784", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32554] <... chdir resumed>) = 0 [pid 32554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32554] setpgid(0, 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32555 [pid 290] openat(AT_FDCWD, "./12784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32552] <... openat resumed>) = 3 [pid 290] <... openat resumed>) = 3 [pid 32554] <... setpgid resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32553] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32555 attached [pid 32555] set_robust_list(0x5555712b4660, 24 [pid 32554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] getdents64(3, [pid 32553] write(3, "1000", 4 [pid 32552] write(3, "1000", 4 [pid 32553] <... write resumed>) = 4 [pid 32552] <... write resumed>) = 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32553] close(3 [pid 290] umount2("./12784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32555] <... set_robust_list resumed>) = 0 [pid 32554] <... openat resumed>) = 3 [pid 32553] <... close resumed>) = 0 [pid 32552] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32554] write(3, "1000", 4 [pid 32553] symlink("/dev/binderfs", "./binderfs" [pid 32552] <... close resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12784/binderfs", [pid 32554] <... write resumed>) = 4 [pid 32553] <... symlink resumed>) = 0 [pid 32552] symlink("/dev/binderfs", "./binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32555] chdir("./13125" [pid 32554] close(3 [pid 32553] write(1, "executing program\n", 18 [pid 32552] <... symlink resumed>) = 0 executing program executing program [pid 290] unlink("./12784/binderfs" [pid 32554] <... close resumed>) = 0 [pid 32553] <... write resumed>) = 18 [pid 32552] write(1, "executing program\n", 18 [pid 32554] symlink("/dev/binderfs", "./binderfs" [pid 32553] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32552] <... write resumed>) = 18 [pid 290] <... unlink resumed>) = 0 [pid 32555] <... chdir resumed>) = 0 [pid 32554] <... symlink resumed>) = 0 [pid 32553] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32552] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] getdents64(3, [pid 32554] write(1, "executing program\n", 18 [pid 32553] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32552] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32554] <... write resumed>) = 18 [pid 32553] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32552] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] close(3 [pid 32555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32554] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32553] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32552] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32554] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32553] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32552] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... close resumed>) = 0 [pid 32555] <... prctl resumed>) = 0 [pid 290] rmdir("./12784" [pid 32554] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32553] write(-1, "0x0000000000000001", 18 [pid 32552] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32554] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32553] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32552] write(-1, "0x0000000000000001", 18 [pid 290] <... rmdir resumed>) = 0 [pid 32555] setpgid(0, 0 [pid 32554] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32553] exit_group(0 [pid 32552] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] mkdir("./12785", 0777 [pid 32554] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32553] <... exit_group resumed>) = ? [pid 32552] exit_group(0 [pid 32555] <... setpgid resumed>) = 0 [pid 32554] write(-1, "0x0000000000000001", 18 [pid 32553] +++ exited with 0 +++ [pid 32552] <... exit_group resumed>) = ? [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32554] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32552] +++ exited with 0 +++ [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32556 attached [pid 32555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32554] exit_group(0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32556 [pid 32554] <... exit_group resumed>) = ? [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32556] set_robust_list(0x5555712b4660, 24 [pid 32555] <... openat resumed>) = 3 [pid 32554] +++ exited with 0 +++ [pid 32556] <... set_robust_list resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32556] chdir("./12785" [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32556] <... chdir resumed>) = 0 [pid 32556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32556] setpgid(0, 0) = 0 [pid 32556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32555] write(3, "1000", 4 [pid 32556] <... openat resumed>) = 3 [pid 32556] write(3, "1000", 4) = 4 [pid 32556] close(3) = 0 [pid 32556] symlink("/dev/binderfs", "./binderfs" [pid 32555] <... write resumed>) = 4 [pid 32556] <... symlink resumed>) = 0 [pid 32555] close(3 [pid 32556] write(1, "executing program\n", 18executing program [pid 32555] <... close resumed>) = 0 [pid 32556] <... write resumed>) = 18 [pid 32555] symlink("/dev/binderfs", "./binderfs" [pid 32556] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32555] <... symlink resumed>) = 0 [pid 32556] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32556] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32555] write(1, "executing program\n", 18executing program [pid 32556] write(-1, "0x0000000000000001", 18 [pid 32555] <... write resumed>) = 18 [pid 32556] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32556] exit_group(0 [pid 32555] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32556] <... exit_group resumed>) = ? [pid 32556] +++ exited with 0 +++ [pid 32555] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32555] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32555] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32555] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32555] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32555] exit_group(0) = ? [pid 32555] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13249", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12933", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12933", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12933/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13249/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12933/binderfs", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13249/binderfs" [pid 291] unlink("./12933/binderfs" [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, [pid 293] close(3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13249" [pid 291] close(3 [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13250", 0777 [pid 291] <... close resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] rmdir("./12933" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32557 ./strace-static-x86_64: Process 32557 attached [pid 290] <... restart_syscall resumed>) = 0 [pid 32557] set_robust_list(0x5555712b4660, 24 [pid 291] <... rmdir resumed>) = 0 [pid 289] umount2("./12634", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32557] <... set_robust_list resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] mkdir("./12934", 0777 [pid 290] umount2("./12785", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32557] chdir("./13250") = 0 [pid 32557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... mkdir resumed>) = 0 [pid 32557] <... prctl resumed>) = 0 [pid 32557] setpgid(0, 0) = 0 [pid 32557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32557] write(3, "1000", 4 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] openat(AT_FDCWD, "./12785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... openat resumed>) = 3 [pid 32557] <... write resumed>) = 4 [pid 290] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32557] close(3) = 0 [pid 32557] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32557] write(1, "executing program\n", 18executing program [pid 292] <... restart_syscall resumed>) = 0 [pid 290] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32558 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32557] <... write resumed>) = 18 [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 292] umount2("./13125", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32557] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] openat(AT_FDCWD, "./13125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... openat resumed>) = 3 [pid 290] umount2("./12785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(3, "", [pid 289] umount2("./12634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 290] newfstatat(AT_FDCWD, "./12785/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] newfstatat(AT_FDCWD, "./12634/binderfs", [pid 292] umount2("./13125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] unlink("./12785/binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32557] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32557] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... unlink resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13125/binderfs", [pid 290] getdents64(3, [pid 289] unlink("./12634/binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] unlink("./13125/binderfs" [pid 32557] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... unlink resumed>) = 0 [pid 32557] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... unlink resumed>) = 0 [pid 290] close(3 [pid 292] getdents64(3, [pid 289] getdents64(3, [pid 32557] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 290] rmdir("./12785" [pid 289] close(3 [pid 292] <... close resumed>) = 0 [pid 32557] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32557] exit_group(0 [pid 292] rmdir("./13125" [pid 290] <... rmdir resumed>) = 0 [pid 289] <... close resumed>) = 0 ./strace-static-x86_64: Process 32558 attached [pid 32557] <... exit_group resumed>) = ? [pid 32558] set_robust_list(0x5555712b4660, 24 [pid 32557] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 290] mkdir("./12786", 0777 [pid 289] rmdir("./12634" [pid 292] mkdir("./13126", 0777 [pid 32558] <... set_robust_list resumed>) = 0 [pid 32558] chdir("./12934") = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32558] setpgid(0, 0) = 0 [pid 32558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... mkdir resumed>) = 0 [pid 32558] <... openat resumed>) = 3 [pid 289] <... rmdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12635", 0777 [pid 32558] write(3, "1000", 4) = 4 [pid 32558] close(3) = 0 [pid 32558] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32558] write(1, "executing program\n", 18) = 18 [pid 32558] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... mkdir resumed>) = 0 [pid 32558] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32558] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32558] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32558] write(-1, "0x0000000000000001", 18 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32559 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32558] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32558] exit_group(0) = ? ./strace-static-x86_64: Process 32561 attached ./strace-static-x86_64: Process 32560 attached [pid 32558] +++ exited with 0 +++ [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32560 ./strace-static-x86_64: Process 32559 attached [pid 32559] set_robust_list(0x5555712b4660, 24) = 0 [pid 32559] chdir("./13126" [pid 32561] set_robust_list(0x5555712b4660, 24 [pid 32560] set_robust_list(0x5555712b4660, 24 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32561 [pid 32559] <... chdir resumed>) = 0 [pid 32559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32561] <... set_robust_list resumed>) = 0 [pid 32560] <... set_robust_list resumed>) = 0 [pid 32559] setpgid(0, 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32559] <... setpgid resumed>) = 0 [pid 32559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] <... restart_syscall resumed>) = 0 [pid 32559] write(3, "1000", 4) = 4 [pid 32559] close(3) = 0 [pid 293] umount2("./13250", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32559] symlink("/dev/binderfs", "./binderfs" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32559] <... symlink resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32559] write(1, "executing program\n", 18 [pid 293] <... openat resumed>) = 3 executing program [pid 32559] <... write resumed>) = 18 [pid 293] newfstatat(3, "", [pid 32559] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32559] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 32559] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32561] chdir("./12635" [pid 32560] chdir("./12786" [pid 32559] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32559] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32559] write(-1, "0x0000000000000001", 18 [pid 293] umount2("./13250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... restart_syscall resumed>) = 0 [pid 32559] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13250/binderfs", [pid 32559] exit_group(0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13250/binderfs" [pid 291] umount2("./12934", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... unlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, [pid 291] openat(AT_FDCWD, "./12934", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... openat resumed>) = 3 [pid 293] close(3 [pid 291] newfstatat(3, "", [pid 32559] <... exit_group resumed>) = ? [pid 293] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] rmdir("./13250" [pid 32561] <... chdir resumed>) = 0 [pid 32560] <... chdir resumed>) = 0 [pid 32559] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 291] getdents64(3, [pid 293] mkdir("./13251", 0777 [pid 32561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32561] <... prctl resumed>) = 0 [pid 32561] setpgid(0, 0) = 0 [pid 32561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... mkdir resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] umount2("./12934/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32561] <... openat resumed>) = 3 [pid 32561] write(3, "1000", 4) = 4 [pid 32561] close(3) = 0 [pid 32561] symlink("/dev/binderfs", "./binderfs" executing program [pid 291] newfstatat(AT_FDCWD, "./12934/binderfs", [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32562 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12934/binderfs" [pid 32561] <... symlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 32561] write(1, "executing program\n", 18 [pid 291] getdents64(3, [pid 32561] <... write resumed>) = 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32561] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] close(3 [pid 32561] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... close resumed>) = 0 [pid 32561] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] rmdir("./12934" [pid 32561] <... openat resumed>) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32562 attached [pid 32560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... rmdir resumed>) = 0 [pid 32561] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] mkdir("./12935", 0777 [pid 32561] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32561] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32561] exit_group(0 [pid 291] <... mkdir resumed>) = 0 [pid 32561] <... exit_group resumed>) = ? [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32563 attached [pid 32561] +++ exited with 0 +++ [pid 32562] set_robust_list(0x5555712b4660, 24 [pid 32560] <... prctl resumed>) = 0 [pid 32560] setpgid(0, 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32563 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32562] <... set_robust_list resumed>) = 0 [pid 32560] <... setpgid resumed>) = 0 [pid 32563] set_robust_list(0x5555712b4660, 24 [pid 32562] chdir("./13251" [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... restart_syscall resumed>) = 0 [pid 32560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32563] <... set_robust_list resumed>) = 0 [pid 32562] <... chdir resumed>) = 0 [pid 32562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32562] setpgid(0, 0) = 0 [pid 292] umount2("./13126", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32563] chdir("./12935" [pid 32560] <... openat resumed>) = 3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... openat resumed>) = 3 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] newfstatat(3, "", [pid 32562] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32563] <... chdir resumed>) = 0 [pid 32560] write(3, "1000", 4 [pid 292] getdents64(3, [pid 289] umount2("./12635", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32562] write(3, "1000", 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32562] <... write resumed>) = 4 [pid 292] umount2("./13126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32562] close(3) = 0 [pid 32562] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32562] write(1, "executing program\n", 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... openat resumed>) = 3 executing program [pid 292] newfstatat(AT_FDCWD, "./13126/binderfs", [pid 289] newfstatat(3, "", [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] unlink("./13126/binderfs" [pid 289] getdents64(3, [pid 32562] <... write resumed>) = 18 [pid 32562] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... unlink resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] getdents64(3, [pid 289] umount2("./12635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] close(3 [pid 289] newfstatat(AT_FDCWD, "./12635/binderfs", [pid 292] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] rmdir("./13126" [pid 289] unlink("./12635/binderfs" [pid 32562] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32562] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 32562] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] mkdir("./13127", 0777 [pid 289] <... unlink resumed>) = 0 [pid 32562] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32562] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32562] exit_group(0 [pid 292] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 32562] <... exit_group resumed>) = ? [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32562] +++ exited with 0 +++ [pid 32560] <... write resumed>) = 4 [pid 289] close(3) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32564 [pid 289] rmdir("./12635" [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32564 attached [pid 32564] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12636", 0777 [pid 32564] chdir("./13127") = 0 [pid 32564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32564] setpgid(0, 0) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32564] <... openat resumed>) = 3 [pid 32564] write(3, "1000", 4) = 4 [pid 32564] close(3) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32565 [pid 32564] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] umount2("./13251", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32563] <... prctl resumed>) = 0 [pid 32560] close(3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32564] write(1, "executing program\n", 18 executing program [pid 293] openat(AT_FDCWD, "./13251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32564] <... write resumed>) = 18 [pid 293] <... openat resumed>) = 3 [pid 32564] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] newfstatat(3, "", [pid 32564] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32564] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] getdents64(3, [pid 32564] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32564] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13251/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32564] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32564] write(-1, "0x0000000000000001", 18 [pid 32563] setpgid(0, 0 [pid 32560] <... close resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13251/binderfs", [pid 32564] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32564] exit_group(0 [pid 293] unlink("./13251/binderfs" [pid 32563] <... setpgid resumed>) = 0 [pid 32560] symlink("/dev/binderfs", "./binderfs" [pid 32564] <... exit_group resumed>) = ? [pid 32564] +++ exited with 0 +++ [pid 32563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32560] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] close(3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13251"./strace-static-x86_64: Process 32565 attached [pid 32563] <... openat resumed>) = 3 [pid 32563] write(3, "1000", 4 [pid 293] <... rmdir resumed>) = 0 [pid 32563] <... write resumed>) = 4 executing program [pid 293] mkdir("./13252", 0777 [pid 32560] write(1, "executing program\n", 18 [pid 32565] set_robust_list(0x5555712b4660, 24 [pid 32560] <... write resumed>) = 18 [pid 32563] close(3 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32563] <... close resumed>) = 0 [pid 32560] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32565] <... set_robust_list resumed>) = 0 [pid 32563] symlink("/dev/binderfs", "./binderfs" [pid 32565] chdir("./12636" [pid 32563] <... symlink resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32566 [pid 32560] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32560] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 32566 attached [pid 32565] <... chdir resumed>) = 0 [pid 32565] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32560] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32565] <... prctl resumed>) = 0 [pid 32560] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32565] setpgid(0, 0 [pid 32560] write(-1, "0x0000000000000001", 18 [pid 32566] set_robust_list(0x5555712b4660, 24 [pid 32565] <... setpgid resumed>) = 0 [pid 32563] write(1, "executing program\n", 18 [pid 32565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32566] <... set_robust_list resumed>) = 0 executing program [pid 32563] <... write resumed>) = 18 [pid 32563] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32560] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32560] exit_group(0 [pid 32566] chdir("./13252" [pid 32563] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32566] <... chdir resumed>) = 0 [pid 32563] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32565] <... openat resumed>) = 3 [pid 32560] <... exit_group resumed>) = ? [pid 32566] <... prctl resumed>) = 0 [pid 32565] write(3, "1000", 4 [pid 32560] +++ exited with 0 +++ [pid 32563] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32563] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32563] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32563] exit_group(0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32563] <... exit_group resumed>) = ? [pid 32566] setpgid(0, 0 [pid 32565] <... write resumed>) = 4 [pid 32563] +++ exited with 0 +++ [pid 32566] <... setpgid resumed>) = 0 [pid 292] umount2("./13127", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32565] close(3 [pid 292] openat(AT_FDCWD, "./13127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32566] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 32566] write(3, "1000", 4 [pid 292] newfstatat(3, "", [pid 32566] <... write resumed>) = 4 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32565] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 32565] symlink("/dev/binderfs", "./binderfs" [pid 32566] close(3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32566] <... close resumed>) = 0 [pid 292] umount2("./13127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32566] symlink("/dev/binderfs", "./binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32566] <... symlink resumed>) = 0 [pid 32565] <... symlink resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13127/binderfs", [pid 32566] write(1, "executing program\n", 18 [pid 32565] write(1, "executing program\n", 18 executing program executing program [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32566] <... write resumed>) = 18 [pid 32565] <... write resumed>) = 18 [pid 292] unlink("./13127/binderfs" [pid 32566] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32565] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... unlink resumed>) = 0 [pid 32566] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32565] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 32566] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32565] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32566] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32565] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] close(3 [pid 32566] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32565] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... close resumed>) = 0 [pid 32566] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] rmdir("./13127" [pid 32565] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32566] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32566] exit_group(0 [pid 32565] write(-1, "0x0000000000000001", 18 [pid 292] <... rmdir resumed>) = 0 [pid 32566] <... exit_group resumed>) = ? [pid 32565] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] mkdir("./13128", 0777 [pid 32566] +++ exited with 0 +++ [pid 32565] exit_group(0 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32565] <... exit_group resumed>) = ? [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32567 attached [pid 32565] +++ exited with 0 +++ [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32567 [pid 291] umount2("./12935", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32567] set_robust_list(0x5555712b4660, 24 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32567] <... set_robust_list resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... restart_syscall resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12935", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32567] chdir("./13128" [pid 289] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13252", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... openat resumed>) = 3 [pid 290] umount2("./12786", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(3, "", [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] openat(AT_FDCWD, "./12786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... openat resumed>) = 3 [pid 291] getdents64(3, [pid 289] umount2("./12636", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(3, "", [pid 290] <... openat resumed>) = 3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] newfstatat(3, "", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12935/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] getdents64(3, [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... openat resumed>) = 3 [pid 32567] <... chdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12935/binderfs", [pid 293] umount2("./13252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] newfstatat(3, "", [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] umount2("./12786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(AT_FDCWD, "./13252/binderfs", [pid 291] unlink("./12935/binderfs" [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] <... unlink resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12786/binderfs", [pid 289] getdents64(3, [pid 293] unlink("./13252/binderfs" [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32567] setpgid(0, 0 [pid 293] <... unlink resumed>) = 0 [pid 290] unlink("./12786/binderfs" [pid 293] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] umount2("./12636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32567] <... setpgid resumed>) = 0 [pid 32567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 290] <... unlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32567] <... openat resumed>) = 3 [pid 293] close(3 [pid 291] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 289] newfstatat(AT_FDCWD, "./12636/binderfs", [pid 32567] write(3, "1000", 4 [pid 293] <... close resumed>) = 0 [pid 291] rmdir("./12935"executing program [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32567] <... write resumed>) = 4 [pid 293] rmdir("./13252" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32567] close(3) = 0 [pid 32567] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] close(3 [pid 32567] write(1, "executing program\n", 18) = 18 [pid 293] <... rmdir resumed>) = 0 [pid 291] mkdir("./12936", 0777 [pid 290] <... close resumed>) = 0 [pid 289] unlink("./12636/binderfs" [pid 32567] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] mkdir("./13253", 0777 [pid 32567] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32567] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 290] rmdir("./12786" [pid 32567] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... unlink resumed>) = 0 [pid 32567] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32567] exit_group(0 [pid 290] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 32567] <... exit_group resumed>) = ? [pid 293] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] mkdir("./12787", 0777 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32567] +++ exited with 0 +++ [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] close(3) = 0 [pid 289] rmdir("./12636" [pid 290] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32569 attached ./strace-static-x86_64: Process 32568 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32568 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... rmdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32569 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] mkdir("./12637", 0777 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32568] set_robust_list(0x5555712b4660, 24 [pid 289] <... mkdir resumed>) = 0 [pid 32569] set_robust_list(0x5555712b4660, 24 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32570 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32570 attached [pid 32569] <... set_robust_list resumed>) = 0 [pid 32568] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 32571 attached [pid 32569] chdir("./13253" [pid 32568] chdir("./12936" [pid 32571] set_robust_list(0x5555712b4660, 24 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32571 [pid 32571] <... set_robust_list resumed>) = 0 [pid 32571] chdir("./12637" [pid 32570] set_robust_list(0x5555712b4660, 24 [pid 32571] <... chdir resumed>) = 0 [pid 32570] <... set_robust_list resumed>) = 0 [pid 32571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32570] chdir("./12787" [pid 32569] <... chdir resumed>) = 0 [pid 32568] <... chdir resumed>) = 0 [pid 32571] <... prctl resumed>) = 0 [pid 32570] <... chdir resumed>) = 0 [pid 32571] setpgid(0, 0 [pid 32570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32571] <... setpgid resumed>) = 0 [pid 32570] <... prctl resumed>) = 0 [pid 32569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32570] setpgid(0, 0) = 0 [pid 32569] <... prctl resumed>) = 0 [pid 32568] <... prctl resumed>) = 0 [pid 32570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32569] setpgid(0, 0 [pid 32568] setpgid(0, 0 [pid 32571] <... openat resumed>) = 3 [pid 32568] <... setpgid resumed>) = 0 [pid 32569] <... setpgid resumed>) = 0 [pid 32570] <... openat resumed>) = 3 [pid 32568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... restart_syscall resumed>) = 0 [pid 32569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32570] write(3, "1000", 4) = 4 [pid 292] umount2("./13128", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32568] <... openat resumed>) = 3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32570] close(3 [pid 292] openat(AT_FDCWD, "./13128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32568] write(3, "1000", 4 [pid 32571] write(3, "1000", 4 [pid 32569] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 32568] <... write resumed>) = 4 [pid 32569] write(3, "1000", 4 [pid 32568] close(3 [pid 292] newfstatat(3, "", [pid 32571] <... write resumed>) = 4 [pid 32568] <... close resumed>) = 0 [pid 32571] close(3 [pid 32569] <... write resumed>) = 4 [pid 32568] symlink("/dev/binderfs", "./binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32570] <... close resumed>) = 0 [pid 292] getdents64(3, [pid 32570] symlink("/dev/binderfs", "./binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32571] <... close resumed>) = 0 [pid 32570] <... symlink resumed>) = 0 [pid 32569] close(3 [pid 32568] <... symlink resumed>) = 0 [pid 292] umount2("./13128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32571] symlink("/dev/binderfs", "./binderfs"executing program executing program [pid 32569] <... close resumed>) = 0 [pid 32568] write(1, "executing program\n", 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32569] symlink("/dev/binderfs", "./binderfs" [pid 32568] <... write resumed>) = 18 [pid 292] newfstatat(AT_FDCWD, "./13128/binderfs", [pid 32568] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32570] write(1, "executing program\n", 18 [pid 292] unlink("./13128/binderfs" [pid 32568] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32570] <... write resumed>) = 18 [pid 32570] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... unlink resumed>) = 0 [pid 32568] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32569] <... symlink resumed>) = 0 [pid 292] getdents64(3, [pid 32571] <... symlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32571] write(1, "executing program\n", 18executing program executing program [pid 32569] write(1, "executing program\n", 18 [pid 32568] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] close(3 [pid 32570] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32571] <... write resumed>) = 18 [pid 32570] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32569] <... write resumed>) = 18 [pid 32568] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... close resumed>) = 0 [pid 32570] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] rmdir("./13128" [pid 32570] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32569] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32568] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32570] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32569] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 32571] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32570] write(-1, "0x0000000000000001", 18 [pid 32568] write(-1, "0x0000000000000001", 18 [pid 292] mkdir("./13129", 0777 [pid 32571] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32570] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32569] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32568] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32570] exit_group(0) = ? [pid 292] <... mkdir resumed>) = 0 [pid 32571] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32569] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32568] exit_group(0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32571] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32570] +++ exited with 0 +++ [pid 32569] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32568] <... exit_group resumed>) = ? [pid 32571] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32571] write(-1, "0x0000000000000001", 18 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32572 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32571] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32571] exit_group(0 [pid 32568] +++ exited with 0 +++ [pid 32569] <... openat resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32572 attached [pid 32571] <... exit_group resumed>) = ? [pid 32569] write(-1, "0x0000000000000001", 18 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32569] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32572] set_robust_list(0x5555712b4660, 24 [pid 32569] exit_group(0 [pid 32572] <... set_robust_list resumed>) = 0 [pid 32569] <... exit_group resumed>) = ? [pid 32571] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32569] +++ exited with 0 +++ [pid 32572] chdir("./13129") = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32572] <... prctl resumed>) = 0 [pid 32572] setpgid(0, 0) = 0 [pid 32572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13253", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12936", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32572] <... openat resumed>) = 3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12936", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32572] write(3, "1000", 4 [pid 293] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 32572] <... write resumed>) = 4 [pid 293] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 290] <... restart_syscall resumed>) = 0 [pid 32572] close(3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 291] getdents64(3, [pid 32572] <... close resumed>) = 0 [pid 293] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12936/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12637", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32572] symlink("/dev/binderfs", "./binderfs" [pid 293] umount2("./13253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12936/binderfs", [pid 290] umount2("./12787", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] openat(AT_FDCWD, "./12637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32572] <... symlink resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13253/binderfs", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 289] <... openat resumed>) = 3 [pid 32572] write(1, "executing program\n", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12936/binderfs" [pid 290] openat(AT_FDCWD, "./12787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] newfstatat(3, "", [pid 32572] <... write resumed>) = 18 [pid 293] unlink("./13253/binderfs" [pid 291] <... unlink resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 291] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32572] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... unlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] newfstatat(3, "", [pid 32572] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 291] close(3 [pid 289] getdents64(3, [pid 32572] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32572] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] close(3 [pid 291] rmdir("./12936" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32572] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... close resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] getdents64(3, [pid 289] umount2("./12637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32572] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] rmdir("./13253" [pid 291] mkdir("./12937", 0777 [pid 32572] write(-1, "0x0000000000000001", 18 [pid 293] <... rmdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32572] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] mkdir("./13254", 0777 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] umount2("./12787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(AT_FDCWD, "./12637/binderfs", ./strace-static-x86_64: Process 32573 attached [pid 32572] exit_group(0 [pid 293] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32573] set_robust_list(0x5555712b4660, 24 [pid 32572] <... exit_group resumed>) = ? [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32573 [pid 290] newfstatat(AT_FDCWD, "./12787/binderfs", [pid 289] unlink("./12637/binderfs" [pid 32573] <... set_robust_list resumed>) = 0 [pid 32573] chdir("./12937" [pid 32572] +++ exited with 0 +++ [pid 32573] <... chdir resumed>) = 0 [pid 32573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32573] setpgid(0, 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32573] <... setpgid resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32574 [pid 290] unlink("./12787/binderfs" [pid 289] getdents64(3, ./strace-static-x86_64: Process 32574 attached [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... unlink resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] getdents64(3, [pid 32574] set_robust_list(0x5555712b4660, 24 [pid 289] close(3 [pid 32574] <... set_robust_list resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... close resumed>) = 0 [pid 290] close(3 [pid 289] rmdir("./12637" [pid 32573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32574] chdir("./13254" [pid 290] rmdir("./12787" [pid 289] mkdir("./12638", 0777 [pid 32573] <... openat resumed>) = 3 [pid 292] umount2("./13129", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... rmdir resumed>) = 0 [pid 32573] write(3, "1000", 4) = 4 [pid 32573] close(3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] mkdir("./12788", 0777 [pid 32574] <... chdir resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32573] <... close resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32573] symlink("/dev/binderfs", "./binderfs" [pid 292] <... openat resumed>) = 3 [pid 290] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] newfstatat(3, "", [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32574] setpgid(0, 0) = 0 [pid 32574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32574] <... openat resumed>) = 3 [pid 32574] write(3, "1000", 4) = 4 [pid 32574] close(3) = 0 [pid 292] getdents64(3, [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32576 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32575 [pid 32574] symlink("/dev/binderfs", "./binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32574] <... symlink resumed>) = 0 [pid 32573] <... symlink resumed>) = 0 executing program [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32573] write(1, "executing program\n", 18 [pid 292] newfstatat(AT_FDCWD, "./13129/binderfs", [pid 32574] write(1, "executing program\n", 18 [pid 32573] <... write resumed>) = 18 executing program [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32574] <... write resumed>) = 18 [pid 292] unlink("./13129/binderfs" [pid 32573] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32574] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32573] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 32574] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 32573] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32573] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] close(3 [pid 32574] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32573] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... close resumed>) = 0 [pid 32574] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32573] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] rmdir("./13129" [pid 32574] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32574] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32574] exit_group(0) = ? ./strace-static-x86_64: Process 32576 attached [pid 32574] +++ exited with 0 +++ [pid 32573] write(-1, "0x0000000000000001", 18 [pid 292] <... rmdir resumed>) = 0 [pid 32576] set_robust_list(0x5555712b4660, 24 [pid 32573] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] mkdir("./13130", 0777 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32575 attached [pid 32575] set_robust_list(0x5555712b4660, 24) = 0 [pid 32575] chdir("./12638" [pid 292] <... mkdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32575] <... chdir resumed>) = 0 [pid 32575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32575] setpgid(0, 0) = 0 [pid 32575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 32573] exit_group(0 [pid 32575] <... openat resumed>) = 3 [pid 32573] <... exit_group resumed>) = ? [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32577 [pid 32575] write(3, "1000", 4) = 4 [pid 32575] close(3) = 0 [pid 32575] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32575] write(1, "executing program\n", 18 [pid 32573] +++ exited with 0 +++ [pid 32575] <... write resumed>) = 18 [pid 32576] <... set_robust_list resumed>) = 0 [pid 32575] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32575] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32575] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32576] chdir("./12788" [pid 32575] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... restart_syscall resumed>) = 0 [pid 32575] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32576] <... chdir resumed>) = 0 [pid 32575] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32575] write(-1, "0x0000000000000001", 18 [pid 291] umount2("./12937", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32575] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32576] <... prctl resumed>) = 0 [pid 32575] exit_group(0 [pid 291] openat(AT_FDCWD, "./12937", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32576] setpgid(0, 0 [pid 32575] <... exit_group resumed>) = ? [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12937/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12937/binderfs", [pid 293] umount2("./13254", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] unlink("./12937/binderfs" [pid 32576] <... setpgid resumed>) = 0 [pid 32575] +++ exited with 0 +++ [pid 293] openat(AT_FDCWD, "./13254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... unlink resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 291] getdents64(3, [pid 293] newfstatat(3, "", [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] close(3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] getdents64(3, [pid 291] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] rmdir("./12937" [pid 32576] <... openat resumed>) = 3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... rmdir resumed>) = 0 [pid 32576] write(3, "1000", 4 [pid 291] mkdir("./12938", 0777 [pid 293] umount2("./13254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32577 attached [pid 32576] <... write resumed>) = 4 [pid 291] <... mkdir resumed>) = 0 [pid 32577] set_robust_list(0x5555712b4660, 24 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32577] <... set_robust_list resumed>) = 0 [pid 32576] close(3 [pid 293] newfstatat(AT_FDCWD, "./13254/binderfs", ./strace-static-x86_64: Process 32578 attached executing program executing program [pid 32577] chdir("./13130" [pid 32576] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32578 [pid 289] <... restart_syscall resumed>) = 0 [pid 32577] <... chdir resumed>) = 0 [pid 32576] symlink("/dev/binderfs", "./binderfs" [pid 293] unlink("./13254/binderfs" [pid 32577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32577] setpgid(0, 0 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 289] umount2("./12638", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32577] <... setpgid resumed>) = 0 [pid 32577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32576] <... symlink resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32576] write(1, "executing program\n", 18 [pid 293] close(3 [pid 289] openat(AT_FDCWD, "./12638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... close resumed>) = 0 [pid 32576] <... write resumed>) = 18 [pid 293] rmdir("./13254" [pid 289] <... openat resumed>) = 3 [pid 32576] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32577] <... openat resumed>) = 3 [pid 32577] write(3, "1000", 4) = 4 [pid 293] <... rmdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 32576] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] mkdir("./13255", 0777 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32577] close(3) = 0 [pid 32577] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32576] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32577] write(1, "executing program\n", 18 [pid 32576] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32577] <... write resumed>) = 18 [pid 32577] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32576] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32579 [pid 289] umount2("./12638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32577] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32576] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32577] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] newfstatat(AT_FDCWD, "./12638/binderfs", [pid 32576] write(-1, "0x0000000000000001", 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32577] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] unlink("./12638/binderfs" [pid 32576] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32577] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32577] write(-1, "0x0000000000000001", 18 [pid 32576] exit_group(0 [pid 289] <... unlink resumed>) = 0 [pid 32577] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32576] <... exit_group resumed>) = ? [pid 289] getdents64(3, [pid 32577] exit_group(0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32577] <... exit_group resumed>) = ? [pid 32577] +++ exited with 0 +++ [pid 32576] +++ exited with 0 +++ [pid 289] close(3 [pid 32578] set_robust_list(0x5555712b4660, 24 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... close resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] rmdir("./12638" [pid 292] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32579 attached [pid 32579] set_robust_list(0x5555712b4660, 24) = 0 [pid 32579] chdir("./13255" [pid 289] <... rmdir resumed>) = 0 [pid 32579] <... chdir resumed>) = 0 [pid 289] mkdir("./12639", 0777 [pid 292] umount2("./13130", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32579] setpgid(0, 0) = 0 [pid 32579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... mkdir resumed>) = 0 [pid 32579] <... openat resumed>) = 3 [pid 292] openat(AT_FDCWD, "./13130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... openat resumed>) = 3 [pid 32579] write(3, "1000", 4) = 4 [pid 32579] close(3) = 0 [pid 32579] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] newfstatat(3, "", [pid 32579] write(1, "executing program\n", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32580 executing program [pid 292] getdents64(3, [pid 32579] <... write resumed>) = 18 [pid 32579] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32579] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] umount2("./13130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32579] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32579] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(AT_FDCWD, "./13130/binderfs", [pid 32579] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32579] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13130/binderfs" [pid 32579] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 292] <... unlink resumed>) = 0 [pid 32579] exit_group(0 [pid 292] getdents64(3, [pid 32579] <... exit_group resumed>) = ? [pid 32578] <... set_robust_list resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32579] +++ exited with 0 +++ [pid 32578] chdir("./12938" [pid 292] close(3./strace-static-x86_64: Process 32580 attached [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... close resumed>) = 0 [pid 32578] <... chdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] rmdir("./13130" [pid 32580] set_robust_list(0x5555712b4660, 24) = 0 [pid 32580] chdir("./12639") = 0 [pid 32578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... rmdir resumed>) = 0 [pid 32580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32578] <... prctl resumed>) = 0 [pid 292] mkdir("./13131", 0777 [pid 32580] <... prctl resumed>) = 0 [pid 32580] setpgid(0, 0) = 0 [pid 32580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32578] setpgid(0, 0 [pid 292] <... mkdir resumed>) = 0 [pid 32580] <... openat resumed>) = 3 [pid 32578] <... setpgid resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32580] write(3, "1000", 4) = 4 [pid 32580] close(3) = 0 [pid 32580] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32581 [pid 32580] write(1, "executing program\n", 18 [pid 32578] <... openat resumed>) = 3 [pid 32580] <... write resumed>) = 18 [pid 32580] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32578] write(3, "1000", 4 [pid 290] <... restart_syscall resumed>) = 0 [pid 32580] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32578] <... write resumed>) = 4 [pid 32580] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32578] close(3 [pid 32580] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32578] <... close resumed>) = 0 [pid 290] umount2("./12788", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32580] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32578] symlink("/dev/binderfs", "./binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32580] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32580] write(-1, "0x0000000000000001", 18 [pid 290] <... openat resumed>) = 3 [pid 32580] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] newfstatat(3, "", [pid 32578] <... symlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32580] exit_group(0 [pid 32578] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 32580] <... exit_group resumed>) = ? executing program [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32578] <... write resumed>) = 18 [pid 290] umount2("./12788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32580] +++ exited with 0 +++ [pid 32578] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32578] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(AT_FDCWD, "./12788/binderfs", ./strace-static-x86_64: Process 32581 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] umount2("./13255", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32578] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] unlink("./12788/binderfs" [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32581] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] <... unlink resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32578] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 32578] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] newfstatat(3, "", [pid 290] close(3 [pid 32578] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... close resumed>) = 0 [pid 293] getdents64(3, [pid 290] rmdir("./12788" [pid 32581] chdir("./13131" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32581] <... chdir resumed>) = 0 [pid 32581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... rmdir resumed>) = 0 [pid 32578] write(-1, "0x0000000000000001", 18 [pid 293] umount2("./13255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] mkdir("./12789", 0777 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32581] <... prctl resumed>) = 0 [pid 32581] setpgid(0, 0) = 0 [pid 32581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] newfstatat(AT_FDCWD, "./13255/binderfs", [pid 32578] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] unlink("./13255/binderfs" [pid 32581] <... openat resumed>) = 3 [pid 32581] write(3, "1000", 4) = 4 [pid 32581] close(3) = 0 [pid 32581] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32578] exit_group(0 [pid 293] <... unlink resumed>) = 0 executing program [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32582 [pid 293] getdents64(3, [pid 32578] <... exit_group resumed>) = ? [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 289] <... restart_syscall resumed>) = 0 [pid 32581] write(1, "executing program\n", 18 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13255" [pid 32581] <... write resumed>) = 18 [pid 32581] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32581] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 289] umount2("./12639", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32581] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] mkdir("./13256", 0777 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32581] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32581] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32581] exit_group(0) = ? [pid 293] <... mkdir resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32581] +++ exited with 0 +++ [pid 289] <... openat resumed>) = 3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32583 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] newfstatat(3, "", [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32582 attached [pid 289] getdents64(3, [pid 32582] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32578] +++ exited with 0 +++ [pid 289] umount2("./12639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32582] chdir("./12789" [pid 289] newfstatat(AT_FDCWD, "./12639/binderfs", [pid 32582] <... chdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 32583 attached [pid 32582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] unlink("./12639/binderfs" [pid 32582] <... prctl resumed>) = 0 [pid 32582] setpgid(0, 0) = 0 [pid 32582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... unlink resumed>) = 0 [pid 32583] set_robust_list(0x5555712b4660, 24 [pid 289] getdents64(3, [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] close(3 [pid 32583] <... set_robust_list resumed>) = 0 [pid 32583] chdir("./13256" [pid 291] umount2("./12938", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... close resumed>) = 0 [pid 292] umount2("./13131", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] rmdir("./12639" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12938", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 289] <... rmdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] mkdir("./12640", 0777 [pid 292] <... openat resumed>) = 3 [pid 291] umount2("./12938/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12938/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] newfstatat(3, "", [pid 291] unlink("./12938/binderfs" [pid 289] <... mkdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... unlink resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32583] <... chdir resumed>) = 0 [pid 291] getdents64(3, [pid 292] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32582] <... openat resumed>) = 3 [pid 291] close(3 [pid 32582] write(3, "1000", 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... close resumed>) = 0 [pid 32582] <... write resumed>) = 4 [pid 292] umount2("./13131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] rmdir("./12938" [pid 32583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32582] close(3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... rmdir resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32584 [pid 32582] <... close resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13131/binderfs", [pid 291] mkdir("./12939", 0777 [pid 32583] <... prctl resumed>) = 0 [pid 32582] symlink("/dev/binderfs", "./binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32583] setpgid(0, 0 [pid 32582] <... symlink resumed>) = 0 [pid 292] unlink("./13131/binderfs" [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32583] <... setpgid resumed>) = 0 [pid 32582] write(1, "executing program\n", 18 [pid 292] <... unlink resumed>) = 0 executing program ./strace-static-x86_64: Process 32585 attached [pid 32582] <... write resumed>) = 18 [pid 292] getdents64(3, [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32585 [pid 32582] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32582] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] close(3 [pid 32582] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... close resumed>) = 0 [pid 32582] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] rmdir("./13131" [pid 32582] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32582] write(-1, "0x0000000000000001", 18 [pid 292] <... rmdir resumed>) = 0 [pid 32582] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] mkdir("./13132", 0777 [pid 32582] exit_group(0) = ? [pid 32585] set_robust_list(0x5555712b4660, 24 [pid 32583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32582] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32584 attached [pid 32584] set_robust_list(0x5555712b4660, 24) = 0 [pid 32584] chdir("./12640") = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32586 [pid 32584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] umount2("./12789", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32584] setpgid(0, 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32584] <... setpgid resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... openat resumed>) = 3 [pid 32585] <... set_robust_list resumed>) = 0 [pid 32583] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 32584] <... openat resumed>) = 3 [pid 32583] write(3, "1000", 4 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32584] write(3, "1000", 4 [pid 32583] <... write resumed>) = 4 [pid 290] getdents64(3, [pid 32583] close(3 [pid 32584] <... write resumed>) = 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32583] <... close resumed>) = 0 [pid 290] umount2("./12789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32583] symlink("/dev/binderfs", "./binderfs" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32584] close(3 [pid 290] newfstatat(AT_FDCWD, "./12789/binderfs", [pid 32584] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32584] symlink("/dev/binderfs", "./binderfs" [pid 290] unlink("./12789/binderfs" [pid 32583] <... symlink resumed>) = 0 [pid 32584] <... symlink resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32584] write(1, "executing program\n", 18 executing program executing program [pid 32583] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 32584] <... write resumed>) = 18 [pid 32583] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32584] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32583] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] close(3 [pid 32584] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32583] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... close resumed>) = 0 [pid 32585] chdir("./12939" [pid 32583] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] rmdir("./12789" [pid 32584] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] <... rmdir resumed>) = 0 [pid 32583] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] mkdir("./12790", 0777 [pid 32584] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32584] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32584] exit_group(0 [pid 32583] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... mkdir resumed>) = 0 [pid 32584] <... exit_group resumed>) = ? [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32583] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32585] <... chdir resumed>) = 0 [pid 32584] +++ exited with 0 +++ [pid 32583] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 32587 attached ) = -1 EBADF (Bad file descriptor) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32587 ./strace-static-x86_64: Process 32586 attached [pid 32583] exit_group(0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32583] <... exit_group resumed>) = ? [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32586] set_robust_list(0x5555712b4660, 24) = 0 [pid 32586] chdir("./13132") = 0 [pid 32586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32583] +++ exited with 0 +++ [pid 32586] <... prctl resumed>) = 0 [pid 32586] setpgid(0, 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32586] <... setpgid resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32586] <... openat resumed>) = 3 [pid 32585] <... prctl resumed>) = 0 [pid 32586] write(3, "1000", 4) = 4 [pid 32586] close(3 [pid 32585] setpgid(0, 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32586] <... close resumed>) = 0 [pid 32585] <... setpgid resumed>) = 0 [pid 32586] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] umount2("./12640", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32587] set_robust_list(0x5555712b4660, 24 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32586] write(1, "executing program\n", 18 executing program [pid 289] openat(AT_FDCWD, "./12640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32585] <... openat resumed>) = 3 [pid 289] <... openat resumed>) = 3 [pid 32585] write(3, "1000", 4 [pid 289] newfstatat(3, "", [pid 32586] <... write resumed>) = 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32586] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32585] <... write resumed>) = 4 [pid 289] getdents64(3, [pid 32587] <... set_robust_list resumed>) = 0 [pid 32586] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32586] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32585] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32586] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32585] <... close resumed>) = 0 [pid 32586] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] umount2("./12640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32586] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32585] symlink("/dev/binderfs", "./binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32586] write(-1, "0x0000000000000001", 18 [pid 289] newfstatat(AT_FDCWD, "./12640/binderfs", [pid 32586] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32585] <... symlink resumed>) = 0 [pid 289] unlink("./12640/binderfs"executing program [pid 32586] exit_group(0) = ? [pid 32585] write(1, "executing program\n", 18 [pid 289] <... unlink resumed>) = 0 [pid 32587] chdir("./12790" [pid 32586] +++ exited with 0 +++ [pid 32585] <... write resumed>) = 18 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] close(3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32587] <... chdir resumed>) = 0 [pid 32585] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32585] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] rmdir("./12640" [pid 32587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32587] setpgid(0, 0) = 0 [pid 32587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32585] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] umount2("./13132", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... rmdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] mkdir("./12641", 0777 [pid 292] openat(AT_FDCWD, "./13132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32587] <... openat resumed>) = 3 [pid 32587] write(3, "1000", 4) = 4 [pid 32587] close(3) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32585] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(3, "", [pid 32587] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] umount2("./13256", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32587] write(1, "executing program\n", 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32588 [pid 32585] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] openat(AT_FDCWD, "./13256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... openat resumed>) = 3 [pid 292] umount2("./13132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] newfstatat(3, "", executing program [pid 32585] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] newfstatat(AT_FDCWD, "./13132/binderfs", [pid 293] getdents64(3, [pid 32587] <... write resumed>) = 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32585] write(-1, "0x0000000000000001", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] unlink("./13132/binderfs" [pid 32585] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32587] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32585] exit_group(0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... unlink resumed>) = 0 [pid 32585] <... exit_group resumed>) = ? [pid 293] newfstatat(AT_FDCWD, "./13256/binderfs", [pid 292] getdents64(3, [pid 32587] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] unlink("./13256/binderfs" [pid 292] close(3 [pid 32587] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 293] getdents64(3, [pid 292] rmdir("./13132" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32587] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32587] write(-1, "0x0000000000000001", 18 [pid 293] close(3 [pid 292] <... rmdir resumed>) = 0 [pid 32587] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 292] mkdir("./13133", 0777 [pid 293] rmdir("./13256" [pid 32587] exit_group(0) = ? [pid 32587] +++ exited with 0 +++ [pid 32585] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 293] mkdir("./13257", 0777 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32588 attached [pid 32588] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32588] chdir("./12641") = 0 [pid 32588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32589 [pid 32588] setpgid(0, 0) = 0 [pid 32588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32588] write(3, "1000", 4) = 4 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32590 [pid 290] umount2("./12790", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32588] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32588] <... close resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32590 attached [pid 32588] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32588] write(1, "executing program\n", 18executing program [pid 290] <... openat resumed>) = 3 [pid 32588] <... write resumed>) = 18 [pid 290] newfstatat(3, "", [pid 32588] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32588] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 32588] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32588] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32588] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32588] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] newfstatat(AT_FDCWD, "./12790/binderfs", [pid 32590] set_robust_list(0x5555712b4660, 24 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32588] write(-1, "0x0000000000000001", 18 [pid 290] unlink("./12790/binderfs" [pid 32588] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32588] exit_group(0 [pid 290] <... unlink resumed>) = 0 [pid 32588] <... exit_group resumed>) = ? [pid 291] <... restart_syscall resumed>) = 0 [pid 290] getdents64(3, [pid 32590] <... set_robust_list resumed>) = 0 [pid 32588] +++ exited with 0 +++ [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] umount2("./12939", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] close(3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... close resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12939", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] rmdir("./12790" [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... rmdir resumed>) = 0 [pid 291] umount2("./12939/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] mkdir("./12791", 0777 [pid 291] newfstatat(AT_FDCWD, "./12939/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12939/binderfs") = 0 [pid 290] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32589 attached [pid 291] getdents64(3, [pid 32589] set_robust_list(0x5555712b4660, 24 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32589] <... set_robust_list resumed>) = 0 [pid 291] close(3 [pid 32589] chdir("./13133" [pid 291] <... close resumed>) = 0 [pid 32589] <... chdir resumed>) = 0 [pid 291] rmdir("./12939" [pid 32590] chdir("./13257" [pid 32589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... rmdir resumed>) = 0 [pid 32589] <... prctl resumed>) = 0 [pid 291] mkdir("./12940", 0777 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32591 [pid 289] <... restart_syscall resumed>) = 0 [pid 32590] <... chdir resumed>) = 0 [pid 32589] setpgid(0, 0 [pid 291] <... mkdir resumed>) = 0 [pid 32590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32589] <... setpgid resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32592 attached [pid 32590] <... prctl resumed>) = 0 [pid 32589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32592] set_robust_list(0x5555712b4660, 24 [pid 32590] setpgid(0, 0 [pid 32589] <... openat resumed>) = 3 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32592 [pid 32589] write(3, "1000", 4 [pid 32590] <... setpgid resumed>) = 0 [pid 32589] <... write resumed>) = 4 [pid 289] umount2("./12641", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32589] close(3 [pid 289] openat(AT_FDCWD, "./12641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32590] <... openat resumed>) = 3 [pid 32589] <... close resumed>) = 0 [pid 289] <... openat resumed>) = 3 executing program [pid 32589] symlink("/dev/binderfs", "./binderfs" [pid 32590] write(3, "1000", 4 [pid 289] newfstatat(3, "", [pid 32590] <... write resumed>) = 4 [pid 32589] <... symlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32589] write(1, "executing program\n", 18 [pid 32590] close(3 [pid 289] getdents64(3, [pid 32589] <... write resumed>) = 18 [pid 32590] <... close resumed>) = 0 [pid 32589] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32589] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32590] symlink("/dev/binderfs", "./binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32589] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] newfstatat(AT_FDCWD, "./12641/binderfs", [pid 32590] <... symlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32590] write(1, "executing program\n", 18executing program [pid 289] unlink("./12641/binderfs" [pid 32589] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32589] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32590] <... write resumed>) = 18 [pid 289] <... unlink resumed>) = 0 [pid 32589] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] getdents64(3, [pid 32590] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32590] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] close(3 [pid 32590] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32589] write(-1, "0x0000000000000001", 18 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12641" [pid 32590] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32589] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32589] exit_group(0) = ? [pid 32592] <... set_robust_list resumed>) = 0 [pid 32590] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32589] +++ exited with 0 +++ [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12642", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32591 attached [pid 32591] set_robust_list(0x5555712b4660, 24) = 0 [pid 32591] chdir("./12791" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 [pid 32590] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32591] <... chdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32590] write(-1, "0x0000000000000001", 18 [pid 32591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32591] setpgid(0, 0) = 0 [pid 32591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32590] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32593 [pid 32591] <... openat resumed>) = 3 [pid 32590] exit_group(0 [pid 32591] write(3, "1000", 4 [pid 32590] <... exit_group resumed>) = ? [pid 32591] <... write resumed>) = 4 [pid 32591] close(3) = 0 [pid 32591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32590] +++ exited with 0 +++ executing program [pid 32591] write(1, "executing program\n", 18 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32591] <... write resumed>) = 18 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32591] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32591] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32592] chdir("./12940" [pid 32591] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32592] <... chdir resumed>) = 0 [pid 32592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32591] write(-1, "0x0000000000000001", 18 [pid 32592] <... prctl resumed>) = 0 [pid 32591] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32591] exit_group(0 [pid 32592] setpgid(0, 0 [pid 32591] <... exit_group resumed>) = ? [pid 32592] <... setpgid resumed>) = 0 [pid 32591] +++ exited with 0 +++ ./strace-static-x86_64: Process 32593 attached [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32593] set_robust_list(0x5555712b4660, 24 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32593] <... set_robust_list resumed>) = 0 [pid 32593] chdir("./12642") = 0 [pid 32592] <... openat resumed>) = 3 [pid 32593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32593] setpgid(0, 0 [pid 32592] write(3, "1000", 4 [pid 32593] <... setpgid resumed>) = 0 [pid 32593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32592] <... write resumed>) = 4 [pid 32593] <... openat resumed>) = 3 [pid 32592] close(3 [pid 32593] write(3, "1000", 4 [pid 32592] <... close resumed>) = 0 [pid 32593] <... write resumed>) = 4 [pid 32593] close(3) = 0 [pid 32593] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32592] symlink("/dev/binderfs", "./binderfs"executing program [pid 290] <... restart_syscall resumed>) = 0 [pid 32593] write(1, "executing program\n", 18) = 18 [pid 290] umount2("./12791", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32592] <... symlink resumed>) = 0 executing program [pid 32592] write(1, "executing program\n", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32593] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32592] <... write resumed>) = 18 [pid 290] openat(AT_FDCWD, "./12791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32592] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... openat resumed>) = 3 [pid 32592] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(3, "", [pid 32592] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32593] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 32592] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32593] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32592] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32592] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32593] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32592] write(-1, "0x0000000000000001", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32592] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] newfstatat(AT_FDCWD, "./12791/binderfs", [pid 32593] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32592] exit_group(0 [pid 290] unlink("./12791/binderfs" [pid 32592] <... exit_group resumed>) = ? [pid 32593] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32593] write(-1, "0x0000000000000001", 18 [pid 290] <... unlink resumed>) = 0 [pid 32593] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] getdents64(3, [pid 32593] exit_group(0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32593] <... exit_group resumed>) = ? [pid 290] close(3 [pid 32593] +++ exited with 0 +++ [pid 32592] +++ exited with 0 +++ [pid 290] <... close resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] rmdir("./12791" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] umount2("./13133", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] mkdir("./12792", 0777 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13257", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... mkdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] openat(AT_FDCWD, "./13257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... openat resumed>) = 3 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] newfstatat(3, "", [pid 293] umount2("./13257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32594 [pid 293] newfstatat(AT_FDCWD, "./13257/binderfs", [pid 292] getdents64(3, [pid 289] <... restart_syscall resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] unlink("./13257/binderfs") = 0 [pid 292] umount2("./13133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] umount2("./12642", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(AT_FDCWD, "./13133/binderfs", [pid 293] close(3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... close resumed>) = 0 [pid 292] unlink("./13133/binderfs" [pid 289] openat(AT_FDCWD, "./12642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] rmdir("./13257"./strace-static-x86_64: Process 32594 attached [pid 292] <... unlink resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 32594] set_robust_list(0x5555712b4660, 24) = 0 [pid 32594] chdir("./12792" [pid 293] <... rmdir resumed>) = 0 [pid 292] getdents64(3, [pid 289] newfstatat(3, "", [pid 293] mkdir("./13258", 0777 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32594] <... chdir resumed>) = 0 [pid 32594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32594] setpgid(0, 0 [pid 293] <... mkdir resumed>) = 0 [pid 292] close(3 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] getdents64(3, [pid 32594] <... setpgid resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 32594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] rmdir("./13133" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32594] <... openat resumed>) = 3 [pid 289] umount2("./12642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32594] write(3, "1000", 4) = 4 [pid 32594] close(3) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32595 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] mkdir("./13134", 0777 [pid 289] newfstatat(AT_FDCWD, "./12642/binderfs", [pid 32594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32594] write(1, "executing program\n", 18 executing program [pid 292] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] unlink("./12642/binderfs" [pid 32594] <... write resumed>) = 18 [pid 32594] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32594] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32594] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... unlink resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32596 [pid 289] getdents64(3, [pid 32594] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32594] write(-1, "0x0000000000000001", 18 [pid 289] close(3 [pid 32594] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... close resumed>) = 0 ./strace-static-x86_64: Process 32596 attached [pid 32594] exit_group(0 [pid 289] rmdir("./12642" [pid 32594] <... exit_group resumed>) = ? [pid 32596] set_robust_list(0x5555712b4660, 24 [pid 32594] +++ exited with 0 +++ [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12643", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12940", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] openat(AT_FDCWD, "./12940", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12940/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32597 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12940/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12940/binderfs" [pid 32596] <... set_robust_list resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12940" [pid 32596] chdir("./13134" [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12941", 0777 [pid 32596] <... chdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32596] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32598 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32598 ./strace-static-x86_64: Process 32595 attached [pid 32596] <... prctl resumed>) = 0 [pid 32598] set_robust_list(0x5555712b4660, 24 [pid 32595] set_robust_list(0x5555712b4660, 24) = 0 [pid 32596] setpgid(0, 0 [pid 32598] <... set_robust_list resumed>) = 0 [pid 32595] chdir("./13258") = 0 [pid 32595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32596] <... setpgid resumed>) = 0 [pid 32595] setpgid(0, 0) = 0 [pid 32595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32598] chdir("./12941" [pid 32596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32595] <... openat resumed>) = 3 [pid 32595] write(3, "1000", 4 [pid 32596] <... openat resumed>) = 3 [pid 32595] <... write resumed>) = 4 [pid 32595] close(3) = 0 [pid 32595] symlink("/dev/binderfs", "./binderfs" [pid 32598] <... chdir resumed>) = 0 [pid 32596] write(3, "1000", 4 [pid 32595] <... symlink resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 executing program [pid 32595] write(1, "executing program\n", 18 [pid 32596] <... write resumed>) = 4 [pid 32595] <... write resumed>) = 18 [pid 32596] close(3 [pid 32595] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12792", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32596] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32596] symlink("/dev/binderfs", "./binderfs" [pid 290] openat(AT_FDCWD, "./12792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32595] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... openat resumed>) = 3 [pid 32595] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(3, "", [pid 32596] <... symlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32595] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 executing program [pid 32596] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 32595] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32596] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32595] write(-1, "0x0000000000000001", 18 [pid 290] umount2("./12792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32596] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32595] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32596] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(AT_FDCWD, "./12792/binderfs", [pid 32596] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32595] exit_group(0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32595] <... exit_group resumed>) = ? [pid 290] unlink("./12792/binderfs" [pid 32596] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32598] <... prctl resumed>) = 0 [pid 32596] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32595] +++ exited with 0 +++ [pid 290] <... unlink resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, ./strace-static-x86_64: Process 32597 attached 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32596] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] close(3 [pid 293] umount2("./13258", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... close resumed>) = 0 [pid 32597] set_robust_list(0x5555712b4660, 24 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12792" [pid 32596] write(-1, "0x0000000000000001", 18 [pid 293] openat(AT_FDCWD, "./13258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32597] <... set_robust_list resumed>) = 0 [pid 32597] chdir("./12643" [pid 290] <... rmdir resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 32596] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(3, "", [pid 290] mkdir("./12793", 0777 [pid 32597] <... chdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32597] setpgid(0, 0) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] getdents64(3, [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32597] <... openat resumed>) = 3 [pid 32597] write(3, "1000", 4) = 4 [pid 293] umount2("./13258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32599 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(AT_FDCWD, "./13258/binderfs", [pid 32596] exit_group(0 executing program [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32596] <... exit_group resumed>) = ? [pid 293] unlink("./13258/binderfs" [pid 32597] close(3) = 0 [pid 32597] symlink("/dev/binderfs", "./binderfs" [pid 293] <... unlink resumed>) = 0 [pid 32597] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 32597] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32597] <... write resumed>) = 18 [pid 293] close(3 [pid 32597] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... close resumed>) = 0 [pid 32597] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] rmdir("./13258" [pid 32596] +++ exited with 0 +++ [pid 32597] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32597] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13259", 0777 [pid 32597] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32597] exit_group(0) = ? [pid 32598] setpgid(0, 0 [pid 32597] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32599 attached [pid 32599] set_robust_list(0x5555712b4660, 24) = 0 [pid 32599] chdir("./12793" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32600 [pid 32599] <... chdir resumed>) = 0 [pid 32599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32598] <... setpgid resumed>) = 0 [pid 32599] setpgid(0, 0) = 0 [pid 32599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32599] <... openat resumed>) = 3 [pid 32599] write(3, "1000", 4 [pid 32598] <... openat resumed>) = 3 [pid 32599] <... write resumed>) = 4 [pid 32599] close(3) = 0 [pid 32599] symlink("/dev/binderfs", "./binderfs" [pid 32598] write(3, "1000", 4 [pid 32599] <... symlink resumed>) = 0 [pid 32598] <... write resumed>) = 4 executing program [pid 32599] write(1, "executing program\n", 18) = 18 [pid 32599] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32599] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32598] close(3 [pid 32599] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 32600 attached [pid 32600] set_robust_list(0x5555712b4660, 24 [pid 32598] <... close resumed>) = 0 [pid 32600] <... set_robust_list resumed>) = 0 [pid 32599] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32598] symlink("/dev/binderfs", "./binderfs" [pid 32600] chdir("./13259") = 0 [pid 32599] write(-1, "0x0000000000000001", 18 [pid 32598] <... symlink resumed>) = 0 [pid 32600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32600] setpgid(0, 0) = 0 [pid 32600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32599] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32598] write(1, "executing program\n", 18executing program [pid 32599] exit_group(0 [pid 32600] <... openat resumed>) = 3 [pid 32599] <... exit_group resumed>) = ? [pid 32598] <... write resumed>) = 18 [pid 32600] write(3, "1000", 4) = 4 [pid 32600] close(3) = 0 [pid 32600] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32598] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32599] +++ exited with 0 +++ [pid 32598] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32600] write(1, "executing program\n", 18 executing program [pid 32598] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32600] <... write resumed>) = 18 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32600] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32598] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32600] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32598] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32600] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32598] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32600] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32598] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32600] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32598] exit_group(0 [pid 32600] write(-1, "0x0000000000000001", 18 [pid 32598] <... exit_group resumed>) = ? [pid 32600] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32600] exit_group(0) = ? [pid 32600] +++ exited with 0 +++ [pid 32598] +++ exited with 0 +++ [pid 292] <... restart_syscall resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] umount2("./13134", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... restart_syscall resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", [pid 290] umount2("./12793", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 290] openat(AT_FDCWD, "./12793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... openat resumed>) = 3 [pid 292] umount2("./13134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(3, "", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] newfstatat(AT_FDCWD, "./13134/binderfs", [pid 290] getdents64(3, [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] unlink("./13134/binderfs" [pid 290] umount2("./12793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... unlink resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 290] newfstatat(AT_FDCWD, "./12793/binderfs", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] close(3) = 0 [pid 290] unlink("./12793/binderfs" [pid 292] rmdir("./13134" [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 292] <... rmdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] mkdir("./13135", 0777 [pid 290] close(3) = 0 [pid 290] rmdir("./12793" [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] mkdir("./12794", 0777) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32602 attached [pid 293] umount2("./13259", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32601 [pid 291] umount2("./12941", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32602 [pid 289] umount2("./12643", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] openat(AT_FDCWD, "./13259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12941", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 289] openat(AT_FDCWD, "./12643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 289] <... openat resumed>) = 3 [pid 291] getdents64(3, ./strace-static-x86_64: Process 32601 attached [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] newfstatat(3, "", [pid 293] umount2("./13259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] newfstatat(AT_FDCWD, "./13259/binderfs", [pid 291] umount2("./12941/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32601] set_robust_list(0x5555712b4660, 24 [pid 293] unlink("./13259/binderfs" [pid 291] newfstatat(AT_FDCWD, "./12941/binderfs", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32601] <... set_robust_list resumed>) = 0 [pid 32602] set_robust_list(0x5555712b4660, 24 [pid 32601] chdir("./13135" [pid 293] <... unlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] umount2("./12643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 291] unlink("./12941/binderfs" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32601] <... chdir resumed>) = 0 [pid 32601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... unlink resumed>) = 0 [pid 293] close(3 [pid 289] newfstatat(AT_FDCWD, "./12643/binderfs", [pid 291] getdents64(3, [pid 293] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] rmdir("./13259" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] unlink("./12643/binderfs" [pid 32601] <... prctl resumed>) = 0 [pid 32601] setpgid(0, 0) = 0 [pid 32601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... rmdir resumed>) = 0 [pid 291] close(3 [pid 289] <... unlink resumed>) = 0 [pid 293] mkdir("./13260", 0777 [pid 291] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 32601] <... openat resumed>) = 3 [pid 32601] write(3, "1000", 4) = 4 [pid 293] <... mkdir resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] rmdir("./12941" [pid 289] close(3 [pid 32601] close(3) = 0 [pid 32601] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32601] write(1, "executing program\n", 18) = 18 [pid 32601] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... rmdir resumed>) = 0 executing program [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32603 [pid 289] <... close resumed>) = 0 [pid 291] mkdir("./12942", 0777 [pid 289] rmdir("./12643" [pid 32601] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32601] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32601] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... mkdir resumed>) = 0 [pid 32601] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32601] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... rmdir resumed>) = 0 [pid 32601] exit_group(0) = ? ./strace-static-x86_64: Process 32604 attached [pid 32602] <... set_robust_list resumed>) = 0 [pid 32601] +++ exited with 0 +++ [pid 289] mkdir("./12644", 0777./strace-static-x86_64: Process 32603 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32604 [pid 32603] set_robust_list(0x5555712b4660, 24) = 0 [pid 32603] chdir("./13260") = 0 [pid 289] <... mkdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32603] <... prctl resumed>) = 0 [pid 32603] setpgid(0, 0) = 0 [pid 32603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32603] write(3, "1000", 4) = 4 [pid 32603] close(3) = 0 [pid 32603] symlink("/dev/binderfs", "./binderfs" [pid 32604] set_robust_list(0x5555712b4660, 24 [pid 32603] <... symlink resumed>) = 0 [pid 32602] chdir("./12794" executing program [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32605 [pid 32603] write(1, "executing program\n", 18) = 18 [pid 32603] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32603] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32603] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32602] <... chdir resumed>) = 0 [pid 32603] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32603] write(-1, "0x0000000000000001", 18 [pid 32604] <... set_robust_list resumed>) = 0 [pid 32602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32603] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32603] exit_group(0 [pid 32602] <... prctl resumed>) = 0 [pid 32603] <... exit_group resumed>) = ? [pid 32604] chdir("./12942" [pid 32602] setpgid(0, 0./strace-static-x86_64: Process 32605 attached [pid 32605] set_robust_list(0x5555712b4660, 24) = 0 [pid 32602] <... setpgid resumed>) = 0 [pid 32605] chdir("./12644") = 0 [pid 32605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32605] <... prctl resumed>) = 0 [pid 32605] setpgid(0, 0) = 0 [pid 32605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32602] <... openat resumed>) = 3 [pid 32602] write(3, "1000", 4) = 4 [pid 292] <... restart_syscall resumed>) = 0 [pid 32602] close(3) = 0 [pid 292] umount2("./13135", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32602] symlink("/dev/binderfs", "./binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32605] <... openat resumed>) = 3 [pid 292] openat(AT_FDCWD, "./13135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32605] write(3, "1000", 4 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 32605] <... write resumed>) = 4 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32602] <... symlink resumed>) = 0 [pid 292] getdents64(3, [pid 32602] write(1, "executing program\n", 18executing program [pid 32605] close(3 [pid 32602] <... write resumed>) = 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32605] <... close resumed>) = 0 [pid 292] umount2("./13135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32605] symlink("/dev/binderfs", "./binderfs" [pid 32602] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13135/binderfs", [pid 32602] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13135/binderfs" [pid 32602] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 32602] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32605] <... symlink resumed>) = 0 [pid 32602] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] close(3 [pid 32605] write(1, "executing program\n", 18 [pid 292] <... close resumed>) = 0 executing program [pid 32602] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32604] <... chdir resumed>) = 0 [pid 32603] +++ exited with 0 +++ [pid 292] rmdir("./13135" [pid 32602] write(-1, "0x0000000000000001", 18 [pid 32605] <... write resumed>) = 18 [pid 32605] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32602] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] mkdir("./13136", 0777 [pid 32605] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32605] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32605] write(-1, "0x0000000000000001", 18 [pid 292] <... mkdir resumed>) = 0 [pid 32605] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32602] exit_group(0 [pid 32605] exit_group(0) = ? [pid 32605] +++ exited with 0 +++ [pid 32604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32602] <... exit_group resumed>) = ? [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32606 ./strace-static-x86_64: Process 32606 attached [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] umount2("./13260", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32606] set_robust_list(0x5555712b4660, 24 [pid 293] openat(AT_FDCWD, "./13260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32606] <... set_robust_list resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 32606] chdir("./13136" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32606] <... chdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] newfstatat(AT_FDCWD, "./13260/binderfs", [pid 32606] <... prctl resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32602] +++ exited with 0 +++ [pid 293] unlink("./13260/binderfs" [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32606] setpgid(0, 0 [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 32606] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 32604] <... prctl resumed>) = 0 [pid 293] rmdir("./13260" [pid 32604] setpgid(0, 0 [pid 32606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... rmdir resumed>) = 0 [pid 32604] <... setpgid resumed>) = 0 executing program [pid 293] mkdir("./13261", 0777 [pid 32606] <... openat resumed>) = 3 [pid 32606] write(3, "1000", 4) = 4 [pid 32606] close(3) = 0 [pid 32606] symlink("/dev/binderfs", "./binderfs" [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32606] <... symlink resumed>) = 0 [pid 32606] write(1, "executing program\n", 18) = 18 [pid 32606] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... restart_syscall resumed>) = 0 [pid 32604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32607 [pid 32606] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32606] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] umount2("./12644", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32604] <... openat resumed>) = 3 [pid 289] openat(AT_FDCWD, "./12644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32604] write(3, "1000", 4 [pid 289] newfstatat(3, "", [pid 32606] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32604] <... write resumed>) = 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32606] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32604] close(3 [pid 289] getdents64(3, [pid 32606] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32604] <... close resumed>) = 0 [pid 289] umount2("./12644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32604] symlink("/dev/binderfs", "./binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32606] write(-1, "0x0000000000000001", 18 [pid 289] newfstatat(AT_FDCWD, "./12644/binderfs", [pid 32606] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32606] exit_group(0 [pid 32604] <... symlink resumed>) = 0 [pid 289] unlink("./12644/binderfs" [pid 32606] <... exit_group resumed>) = ? [pid 32606] +++ exited with 0 +++ [pid 32604] write(1, "executing program\n", 18executing program [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 32604] <... write resumed>) = 18 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32607 attached [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] close(3 [pid 32604] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12644" [pid 32604] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12794", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... rmdir resumed>) = 0 [pid 32604] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] mkdir("./12645", 0777 [pid 290] openat(AT_FDCWD, "./12794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... mkdir resumed>) = 0 [pid 32604] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32604] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12794/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12794/binderfs") = 0 [pid 290] getdents64(3, [pid 32604] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32608 [pid 290] close(3) = 0 [pid 32604] write(-1, "0x0000000000000001", 18 [pid 290] rmdir("./12794" [pid 32604] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12795", 0777 [pid 32604] exit_group(0 [pid 290] <... mkdir resumed>) = 0 [pid 32604] <... exit_group resumed>) = ? [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712b4650) = 32609 [pid 32604] +++ exited with 0 +++ [pid 32607] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32607] chdir("./13261" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32607] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 32609 attached [pid 32607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32607] setpgid(0, 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 32607] <... setpgid resumed>) = 0 [pid 32607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 292] umount2("./13136", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32609] set_robust_list(0x5555712b4660, 24 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 32608 attached ) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32609] <... set_robust_list resumed>) = 0 [pid 32607] write(3, "1000", 4 [pid 292] getdents64(3, [pid 32608] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13136/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13136/binderfs" [pid 32608] chdir("./12645") = 0 [pid 32608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... unlink resumed>) = 0 [pid 291] umount2("./12942", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] openat(AT_FDCWD, "./12942", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] close(3 [pid 32608] <... prctl resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 292] <... close resumed>) = 0 [pid 291] newfstatat(3, "", [pid 292] rmdir("./13136" [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32608] setpgid(0, 0) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] getdents64(3, [pid 292] mkdir("./13137", 0777 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32608] write(3, "1000", 4) = 4 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] umount2("./12942/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32608] close(3) = 0 [pid 32608] symlink("/dev/binderfs", "./binderfs" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32610 [pid 291] newfstatat(AT_FDCWD, "./12942/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12942/binderfs" [pid 32608] <... symlink resumed>) = 0 [pid 32608] write(1, "executing program\n", 18) = 18 [pid 32608] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32608] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32608] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 32608] write(-1, "0x0000000000000001", 18 [pid 291] <... close resumed>) = 0 [pid 32608] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] rmdir("./12942" [pid 32608] exit_group(0 [pid 291] <... rmdir resumed>) = 0 [pid 32608] <... exit_group resumed>) = ? [pid 291] mkdir("./12943", 0777) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32608] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32611 ./strace-static-x86_64: Process 32610 attached [pid 32610] set_robust_list(0x5555712b4660, 24) = 0 ./strace-static-x86_64: Process 32611 attached [pid 32609] chdir("./12795" [pid 32607] <... write resumed>) = 4 [pid 32610] chdir("./13137") = 0 [pid 32610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32610] setpgid(0, 0) = 0 [pid 32611] set_robust_list(0x5555712b4660, 24 [pid 32610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32609] <... chdir resumed>) = 0 [pid 32607] close(3 [pid 32611] <... set_robust_list resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32607] <... close resumed>) = 0 [pid 32609] <... prctl resumed>) = 0 [pid 32607] symlink("/dev/binderfs", "./binderfs" [pid 289] umount2("./12645", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32611] chdir("./12943" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32609] setpgid(0, 0 [pid 32607] <... symlink resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32611] <... chdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 32609] <... setpgid resumed>) = 0 [pid 32607] write(1, "executing program\n", 18executing program [pid 289] newfstatat(3, "", [pid 32611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32611] <... prctl resumed>) = 0 [pid 289] getdents64(3, [pid 32609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32611] setpgid(0, 0 [pid 32610] <... openat resumed>) = 3 [pid 32607] <... write resumed>) = 18 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32611] <... setpgid resumed>) = 0 [pid 32611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32610] write(3, "1000", 4 [pid 289] umount2("./12645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32610] <... write resumed>) = 4 [pid 289] newfstatat(AT_FDCWD, "./12645/binderfs", [pid 32610] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32607] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] unlink("./12645/binderfs" [pid 32609] <... openat resumed>) = 3 [pid 32610] <... close resumed>) = 0 [pid 32611] <... openat resumed>) = 3 [pid 289] <... unlink resumed>) = 0 [pid 32609] write(3, "1000", 4 [pid 32607] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 32610] symlink("/dev/binderfs", "./binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32609] <... write resumed>) = 4 [pid 32607] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] close(3 [pid 32610] <... symlink resumed>) = 0 [pid 32609] close(3 [pid 32607] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... close resumed>) = 0 [pid 32611] write(3, "1000", 4executing program [pid 289] rmdir("./12645" [pid 32609] <... close resumed>) = 0 [pid 32607] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32610] write(1, "executing program\n", 18) = 18 [pid 32610] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... rmdir resumed>) = 0 [pid 32609] symlink("/dev/binderfs", "./binderfs" [pid 32607] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] mkdir("./12646", 0777 [pid 32610] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32610] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... mkdir resumed>) = 0 [pid 32610] write(-1, "0x0000000000000001", 18 [pid 32607] write(-1, "0x0000000000000001", 18 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32609] <... symlink resumed>) = 0 [pid 32607] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32610] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32610] exit_group(0) = ? executing program ./strace-static-x86_64: Process 32612 attached [pid 32611] <... write resumed>) = 4 [pid 32610] +++ exited with 0 +++ [pid 32609] write(1, "executing program\n", 18 [pid 32607] exit_group(0 [pid 32611] close(3 [pid 32609] <... write resumed>) = 18 [pid 32607] <... exit_group resumed>) = ? [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32612 [pid 32612] set_robust_list(0x5555712b4660, 24 [pid 32611] <... close resumed>) = 0 [pid 32609] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32609] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32612] <... set_robust_list resumed>) = 0 [pid 32609] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32607] +++ exited with 0 +++ [pid 32611] symlink("/dev/binderfs", "./binderfs" [pid 32612] chdir("./12646" [pid 32609] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32612] <... chdir resumed>) = 0 [pid 32611] <... symlink resumed>) = 0 [pid 32609] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32612] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 32611] write(1, "executing program\n", 18 [pid 32609] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32612] <... prctl resumed>) = 0 [pid 32611] <... write resumed>) = 18 [pid 32609] write(-1, "0x0000000000000001", 18 [pid 32612] setpgid(0, 0 [pid 32611] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32609] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32612] <... setpgid resumed>) = 0 [pid 32611] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32609] exit_group(0 [pid 32612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32611] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32609] <... exit_group resumed>) = ? [pid 32612] <... openat resumed>) = 3 [pid 32609] +++ exited with 0 +++ [pid 32612] write(3, "1000", 4 [pid 32611] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32611] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32611] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32611] exit_group(0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32611] <... exit_group resumed>) = ? [pid 32612] <... write resumed>) = 4 [pid 32612] close(3 [pid 32611] +++ exited with 0 +++ [pid 32612] <... close resumed>) = 0 [pid 32612] symlink("/dev/binderfs", "./binderfs" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...>executing program [pid 32612] <... symlink resumed>) = 0 [pid 32612] write(1, "executing program\n", 18) = 18 [pid 32612] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32612] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32612] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32612] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 290] <... restart_syscall resumed>) = 0 [pid 32612] exit_group(0) = ? [pid 292] <... restart_syscall resumed>) = 0 [pid 32612] +++ exited with 0 +++ [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12795", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] umount2("./13261", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13137", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... openat resumed>) = 3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12943", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(3, "", [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] openat(AT_FDCWD, "./13261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] openat(AT_FDCWD, "./13137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 291] openat(AT_FDCWD, "./12943", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] getdents64(3, [pid 293] newfstatat(3, "", [pid 292] newfstatat(3, "", [pid 291] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] newfstatat(3, "", [pid 290] umount2("./12795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 292] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] newfstatat(AT_FDCWD, "./12795/binderfs", [pid 293] umount2("./13261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] unlink("./12795/binderfs" [pid 293] newfstatat(AT_FDCWD, "./13261/binderfs", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12943/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... unlink resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] newfstatat(AT_FDCWD, "./13137/binderfs", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 293] unlink("./13261/binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(AT_FDCWD, "./12943/binderfs", [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... unlink resumed>) = 0 [pid 290] close(3 [pid 292] unlink("./13137/binderfs" [pid 293] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12795" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] unlink("./12943/binderfs" [pid 290] <... rmdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] close(3 [pid 292] getdents64(3, [pid 290] mkdir("./12796", 0777 [pid 293] <... close resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... unlink resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] rmdir("./13261" [pid 292] close(3 [pid 291] getdents64(3, [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... rmdir resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] mkdir("./13262", 0777 [pid 292] rmdir("./13137" [pid 291] close(3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32613 [pid 289] umount2("./12646", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 32613 attached [pid 32613] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12943" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] mkdir("./13138", 0777 [pid 289] openat(AT_FDCWD, "./12646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32613] chdir("./12796" [pid 291] <... rmdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 32613] <... chdir resumed>) = 0 [pid 32613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32613] setpgid(0, 0) = 0 [pid 289] newfstatat(3, "", [pid 291] mkdir("./12944", 0777 [pid 32613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32613] write(3, "1000", 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32613] <... write resumed>) = 4 [pid 32613] close(3) = 0 [pid 32613] symlink("/dev/binderfs", "./binderfs" [pid 291] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 292] <... mkdir resumed>) = 0 executing program [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32614 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32613] <... symlink resumed>) = 0 [pid 32613] write(1, "executing program\n", 18) = 18 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32613] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32613] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32613] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] newfstatat(AT_FDCWD, "./12646/binderfs", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32615 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32616 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12646/binderfs" [pid 32613] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 32613] write(-1, "0x0000000000000001", 18 [pid 289] <... close resumed>) = 0 ./strace-static-x86_64: Process 32616 attached [pid 32613] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] rmdir("./12646"./strace-static-x86_64: Process 32615 attached [pid 32613] exit_group(0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12647", 0777 [pid 32613] <... exit_group resumed>) = ? [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32613] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32617 ./strace-static-x86_64: Process 32614 attached [pid 32614] set_robust_list(0x5555712b4660, 24) = 0 [pid 32614] chdir("./13262" [pid 32616] set_robust_list(0x5555712b4660, 24 [pid 32615] set_robust_list(0x5555712b4660, 24 [pid 32614] <... chdir resumed>) = 0 [pid 32614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32614] setpgid(0, 0) = 0 [pid 32616] <... set_robust_list resumed>) = 0 [pid 32615] <... set_robust_list resumed>) = 0 [pid 32616] chdir("./12944" [pid 32614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32615] chdir("./13138" [pid 32616] <... chdir resumed>) = 0 [pid 32615] <... chdir resumed>) = 0 [pid 32614] <... openat resumed>) = 3 [pid 32614] write(3, "1000", 4) = 4 [pid 32614] close(3 [pid 32616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32614] <... close resumed>) = 0 [pid 32614] symlink("/dev/binderfs", "./binderfs" [pid 32616] <... prctl resumed>) = 0 [pid 32615] <... prctl resumed>) = 0 [pid 32616] setpgid(0, 0 [pid 32615] setpgid(0, 0 [pid 32614] <... symlink resumed>) = 0 executing program [pid 32614] write(1, "executing program\n", 18) = 18 [pid 32614] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32614] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32616] <... setpgid resumed>) = 0 [pid 32615] <... setpgid resumed>) = 0 [pid 32614] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32614] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32614] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32616] <... openat resumed>) = 3 [pid 32615] <... openat resumed>) = 3 [pid 32614] write(-1, "0x0000000000000001", 18 [pid 32616] write(3, "1000", 4 [pid 32614] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32616] <... write resumed>) = 4 [pid 32615] write(3, "1000", 4 [pid 32614] exit_group(0) = ? [pid 32616] close(3 [pid 32615] <... write resumed>) = 4 [pid 32616] <... close resumed>) = 0 [pid 32615] close(3 [pid 32616] symlink("/dev/binderfs", "./binderfs" [pid 32615] <... close resumed>) = 0 executing program [pid 32616] <... symlink resumed>) = 0 [pid 32615] symlink("/dev/binderfs", "./binderfs" [pid 32616] write(1, "executing program\n", 18 [pid 290] <... restart_syscall resumed>) = 0 [pid 32616] <... write resumed>) = 18 [pid 32615] <... symlink resumed>) = 0 [pid 290] umount2("./12796", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32616] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32615] write(1, "executing program\n", 18 [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", executing program {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32616] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32615] <... write resumed>) = 18 [pid 290] getdents64(3, [pid 32616] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32615] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12796/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12796/binderfs" [pid 32616] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32615] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... unlink resumed>) = 0 [pid 32616] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32615] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] getdents64(3, [pid 32616] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32615] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] close(3 [pid 32616] write(-1, "0x0000000000000001", 18 [pid 32615] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... close resumed>) = 0 [pid 32616] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32615] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] rmdir("./12796" [pid 32616] exit_group(0 [pid 32615] write(-1, "0x0000000000000001", 18 [pid 290] <... rmdir resumed>) = 0 [pid 32616] <... exit_group resumed>) = ? [pid 32615] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] mkdir("./12797", 0777) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32618 attached [pid 32616] +++ exited with 0 +++ [pid 32615] exit_group(0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32615] <... exit_group resumed>) = ? [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32618 [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32617 attached [pid 32617] set_robust_list(0x5555712b4660, 24) = 0 [pid 32617] chdir("./12647") = 0 [pid 32615] +++ exited with 0 +++ [pid 32617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32617] setpgid(0, 0) = 0 [pid 32618] set_robust_list(0x5555712b4660, 24 [pid 32617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32618] <... set_robust_list resumed>) = 0 [pid 32614] +++ exited with 0 +++ [pid 32617] <... openat resumed>) = 3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32617] write(3, "1000", 4 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32617] <... write resumed>) = 4 [pid 32617] close(3) = 0 [pid 32617] symlink("/dev/binderfs", "./binderfs" [pid 32618] chdir("./12797" [pid 32617] <... symlink resumed>) = 0 executing program [pid 32617] write(1, "executing program\n", 18) = 18 [pid 32617] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32618] <... chdir resumed>) = 0 [pid 32617] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32617] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32617] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32617] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32618] <... prctl resumed>) = 0 [pid 32617] exit_group(0) = ? [pid 32618] setpgid(0, 0 [pid 32617] +++ exited with 0 +++ [pid 32618] <... setpgid resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32618] <... openat resumed>) = 3 [pid 32618] write(3, "1000", 4) = 4 [pid 32618] close(3) = 0 [pid 32618] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32618] write(1, "executing program\n", 18) = 18 [pid 32618] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32618] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32618] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32618] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32618] exit_group(0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32618] <... exit_group resumed>) = ? [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13262", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] umount2("./13138", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12944", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32618] +++ exited with 0 +++ [pid 293] <... openat resumed>) = 3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(3, "", [pid 292] openat(AT_FDCWD, "./13138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12944", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 293] getdents64(3, [pid 292] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./13262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] newfstatat(AT_FDCWD, "./13262/binderfs", [pid 292] umount2("./13138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12944/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... restart_syscall resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... restart_syscall resumed>) = 0 [pid 293] unlink("./13262/binderfs" [pid 292] newfstatat(AT_FDCWD, "./13138/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12944/binderfs", [pid 293] <... unlink resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] getdents64(3, [pid 292] unlink("./13138/binderfs" [pid 291] unlink("./12944/binderfs" [pid 290] umount2("./12797", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12647", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] close(3 [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 290] openat(AT_FDCWD, "./12797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... close resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... openat resumed>) = 3 [pid 289] <... openat resumed>) = 3 [pid 293] rmdir("./13262" [pid 292] close(3 [pid 291] close(3 [pid 290] newfstatat(3, "", [pid 289] newfstatat(3, "", [pid 293] <... rmdir resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] mkdir("./13263", 0777 [pid 292] rmdir("./13138" [pid 291] rmdir("./12944" [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 293] <... mkdir resumed>) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] mkdir("./13139", 0777 [pid 291] mkdir("./12945", 0777 [pid 290] umount2("./12797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32619 attached [pid 292] <... mkdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32619 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] newfstatat(AT_FDCWD, "./12797/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12647/binderfs", ./strace-static-x86_64: Process 32620 attached [pid 32619] set_robust_list(0x5555712b4660, 24 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32620 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32621 [pid 289] unlink("./12647/binderfs") = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12647"./strace-static-x86_64: Process 32621 attached [pid 32620] set_robust_list(0x5555712b4660, 24 [pid 32619] <... set_robust_list resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12648", 0777 [pid 32621] set_robust_list(0x5555712b4660, 24 [pid 32620] <... set_robust_list resumed>) = 0 [pid 32619] chdir("./13263" [pid 290] unlink("./12797/binderfs" [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32619] <... chdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32620] chdir("./13139" [pid 32619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] getdents64(3, [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32622 ./strace-static-x86_64: Process 32622 attached [pid 32619] <... prctl resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32622] set_robust_list(0x5555712b4660, 24) = 0 [pid 32622] chdir("./12648" [pid 32619] setpgid(0, 0 [pid 290] close(3 [pid 32622] <... chdir resumed>) = 0 [pid 32622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32622] setpgid(0, 0 [pid 32619] <... setpgid resumed>) = 0 [pid 32622] <... setpgid resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] rmdir("./12797" [pid 32622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32622] write(3, "1000", 4) = 4 [pid 32622] close(3) = 0 [pid 32622] symlink("/dev/binderfs", "./binderfs" [pid 290] <... rmdir resumed>) = 0 [pid 32619] <... openat resumed>) = 3 [pid 290] mkdir("./12798", 0777 [pid 32620] <... chdir resumed>) = 0 [pid 32619] write(3, "1000", 4executing program [pid 32622] <... symlink resumed>) = 0 [pid 32619] <... write resumed>) = 4 [pid 32622] write(1, "executing program\n", 18) = 18 [pid 32622] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32622] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... mkdir resumed>) = 0 [pid 32620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32619] close(3 [pid 32622] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32619] <... close resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32620] <... prctl resumed>) = 0 [pid 32619] symlink("/dev/binderfs", "./binderfs" [pid 32622] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32622] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32619] <... symlink resumed>) = 0 [pid 32622] exit_group(0) = ? [pid 32619] write(1, "executing program\n", 18 [pid 32620] setpgid(0, 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32623 executing program [pid 32619] <... write resumed>) = 18 [pid 32619] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32620] <... setpgid resumed>) = 0 [pid 32619] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32622] +++ exited with 0 +++ [pid 32620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32619] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32619] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32620] <... openat resumed>) = 3 [pid 32619] write(-1, "0x0000000000000001", 18 [pid 32620] write(3, "1000", 4 [pid 32619] <... write resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32623 attached [pid 32623] set_robust_list(0x5555712b4660, 24 [pid 32619] exit_group(0 [pid 32620] <... write resumed>) = 4 [pid 32619] <... exit_group resumed>) = ? [pid 32623] <... set_robust_list resumed>) = 0 [pid 32623] chdir("./12798") = 0 [pid 32623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32623] setpgid(0, 0) = 0 [pid 32619] +++ exited with 0 +++ [pid 32620] close(3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32620] <... close resumed>) = 0 [pid 32621] <... set_robust_list resumed>) = 0 [pid 32623] <... openat resumed>) = 3 [pid 32623] write(3, "1000", 4) = 4 [pid 32623] close(3) = 0 [pid 32623] symlink("/dev/binderfs", "./binderfs" [pid 32620] symlink("/dev/binderfs", "./binderfs"executing program [pid 32623] <... symlink resumed>) = 0 [pid 32623] write(1, "executing program\n", 18) = 18 [pid 32620] <... symlink resumed>) = 0 [pid 32623] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32623] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32623] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32620] write(1, "executing program\n", 18executing program [pid 32623] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32623] exit_group(0 [pid 32620] <... write resumed>) = 18 [pid 32623] <... exit_group resumed>) = ? [pid 32620] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... restart_syscall resumed>) = 0 [pid 32621] chdir("./12945" [pid 32620] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] umount2("./13263", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32620] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "./13263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32620] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32620] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32620] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32620] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] umount2("./13263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32620] exit_group(0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32620] <... exit_group resumed>) = ? [pid 293] newfstatat(AT_FDCWD, "./13263/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13263/binderfs") = 0 [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3) = 0 [pid 293] rmdir("./13263" [pid 32620] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13264", 0777 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32621] <... chdir resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32621] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 32624 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32624 [pid 289] umount2("./12648", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32621] <... prctl resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32624] set_robust_list(0x5555712b4660, 24 [pid 32621] setpgid(0, 0 [pid 289] openat(AT_FDCWD, "./12648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32621] <... setpgid resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32623] +++ exited with 0 +++ [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] umount2("./12648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12648/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12648/binderfs" [pid 32621] <... openat resumed>) = 3 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 32621] write(3, "1000", 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 32621] <... write resumed>) = 4 [pid 32621] close(3 [pid 289] <... close resumed>) = 0 [pid 32621] <... close resumed>) = 0 [pid 289] rmdir("./12648" [pid 32621] symlink("/dev/binderfs", "./binderfs" [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12649", 0777) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32625 attached , child_tidptr=0x5555712b4650) = 32625 [pid 290] umount2("./12798", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32621] <... symlink resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32625] set_robust_list(0x5555712b4660, 24 [pid 32621] write(1, "executing program\n", 18 [pid 290] <... openat resumed>) = 3 executing program [pid 32625] <... set_robust_list resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32621] <... write resumed>) = 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32621] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] umount2("./12798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32625] chdir("./12649" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32621] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(AT_FDCWD, "./12798/binderfs", [pid 32625] <... chdir resumed>) = 0 [pid 32621] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] unlink("./12798/binderfs" [pid 32625] <... prctl resumed>) = 0 [pid 32625] setpgid(0, 0) = 0 [pid 290] <... unlink resumed>) = 0 [pid 32621] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 32625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32621] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32625] <... openat resumed>) = 3 [pid 32621] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] close(3 [pid 32625] write(3, "1000", 4 [pid 290] <... close resumed>) = 0 [pid 32625] <... write resumed>) = 4 [pid 290] rmdir("./12798" [pid 32621] write(-1, "0x0000000000000001", 18 [pid 32625] close(3) = 0 [pid 32625] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32621] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... rmdir resumed>) = 0 [pid 32625] write(1, "executing program\n", 18 [pid 290] mkdir("./12799", 0777 [pid 32625] <... write resumed>) = 18 [pid 32625] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32625] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32625] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 32621] exit_group(0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32625] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32625] exit_group(0) = ? [pid 32625] +++ exited with 0 +++ [pid 32624] <... set_robust_list resumed>) = 0 [pid 32621] <... exit_group resumed>) = ? [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32626 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32626 attached [pid 32626] set_robust_list(0x5555712b4660, 24) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 292] umount2("./13139", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32626] chdir("./12799" [pid 292] newfstatat(3, "", [pid 32626] <... chdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32621] +++ exited with 0 +++ [pid 292] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32626] <... prctl resumed>) = 0 [pid 292] umount2("./13139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32626] setpgid(0, 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32626] <... setpgid resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13139/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13139/binderfs" [pid 32626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 32626] <... openat resumed>) = 3 [pid 32626] write(3, "1000", 4) = 4 [pid 292] rmdir("./13139" [pid 32626] close(3) = 0 [pid 32626] symlink("/dev/binderfs", "./binderfs" executing program [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13140", 0777 [pid 32626] <... symlink resumed>) = 0 [pid 32626] write(1, "executing program\n", 18) = 18 [pid 32626] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 32626] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32626] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32626] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32626] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32627 [pid 32626] exit_group(0) = ? [pid 32624] chdir("./13264") = 0 [pid 32624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32626] +++ exited with 0 +++ [pid 32624] setpgid(0, 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32624] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 32627 attached [pid 32627] set_robust_list(0x5555712b4660, 24) = 0 [pid 32627] chdir("./13140") = 0 [pid 32627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32627] setpgid(0, 0) = 0 [pid 32627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32627] write(3, "1000", 4 [pid 32624] <... openat resumed>) = 3 [pid 32627] <... write resumed>) = 4 [pid 32627] close(3) = 0 [pid 32627] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32624] write(3, "1000", 4 [pid 289] <... restart_syscall resumed>) = 0 [pid 32627] write(1, "executing program\n", 18) = 18 [pid 32624] <... write resumed>) = 4 [pid 32627] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32624] close(3 [pid 32627] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] umount2("./12649", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32624] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32627] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] openat(AT_FDCWD, "./12649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32624] symlink("/dev/binderfs", "./binderfs" [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32627] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32627] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] getdents64(3, [pid 32624] <... symlink resumed>) = 0 [pid 32627] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32624] write(1, "executing program\n", 18 [pid 289] umount2("./12649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program ) = -1 EINVAL (Invalid argument) [pid 32624] <... write resumed>) = 18 [pid 289] newfstatat(AT_FDCWD, "./12649/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32627] write(-1, "0x0000000000000001", 18 [pid 32624] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] unlink("./12649/binderfs" [pid 32627] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32627] exit_group(0) = ? [pid 289] <... unlink resumed>) = 0 [pid 32624] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32624] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] close(3) = 0 [pid 289] rmdir("./12649") = 0 [pid 32624] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] mkdir("./12650", 0777 [pid 32627] +++ exited with 0 +++ [pid 32624] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... mkdir resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32624] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32628 [pid 32624] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32628 attached [pid 32628] set_robust_list(0x5555712b4660, 24) = 0 [pid 32628] chdir("./12650") = 0 [pid 32628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32624] exit_group(0 [pid 32628] setpgid(0, 0 [pid 32624] <... exit_group resumed>) = ? [pid 290] umount2("./12799", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 291] umount2("./12945", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(3, "", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] openat(AT_FDCWD, "./12945", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] getdents64(3, [pid 291] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(3, "", [pid 290] umount2("./12799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32624] +++ exited with 0 +++ [pid 290] newfstatat(AT_FDCWD, "./12799/binderfs", [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] unlink("./12799/binderfs" [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] umount2("./12945/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12945/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... unlink resumed>) = 0 [pid 291] unlink("./12945/binderfs" [pid 290] getdents64(3, [pid 291] <... unlink resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12945") = 0 [pid 290] close(3 [pid 291] mkdir("./12946", 0777 [pid 293] <... restart_syscall resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12799" [pid 32628] <... setpgid resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] umount2("./13264", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] mkdir("./12800", 0777 [pid 293] openat(AT_FDCWD, "./13264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32629 [pid 32628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... mkdir resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] umount2("./13140", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(3, "", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32628] <... openat resumed>) = 3 [pid 32628] write(3, "1000", 4) = 4 [pid 32628] close(3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] openat(AT_FDCWD, "./13140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32630 [pid 293] getdents64(3, [pid 292] <... openat resumed>) = 3 [pid 32628] <... close resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] newfstatat(3, "", [pid 293] umount2("./13264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32628] symlink("/dev/binderfs", "./binderfs" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 293] newfstatat(AT_FDCWD, "./13264/binderfs", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] umount2("./13140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] unlink("./13264/binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32629 attached [pid 32628] <... symlink resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13140/binderfs", [pid 293] getdents64(3, executing program [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] unlink("./13140/binderfs" [pid 32628] write(1, "executing program\n", 18 [pid 293] close(3 [pid 32628] <... write resumed>) = 18 [pid 32628] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 292] getdents64(3, ./strace-static-x86_64: Process 32630 attached [pid 293] rmdir("./13264" [pid 32628] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32628] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32628] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32628] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32628] exit_group(0 [pid 293] <... rmdir resumed>) = 0 [pid 292] close(3 [pid 293] mkdir("./13265", 0777 [pid 292] <... close resumed>) = 0 [pid 32628] <... exit_group resumed>) = ? [pid 32630] set_robust_list(0x5555712b4660, 24 [pid 32628] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 292] rmdir("./13140" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32629] set_robust_list(0x5555712b4660, 24) = 0 [pid 32629] chdir("./12946" [pid 292] <... rmdir resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32629] <... chdir resumed>) = 0 [pid 32629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32629] setpgid(0, 0) = 0 executing program [pid 292] mkdir("./13141", 0777 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32631 [pid 32629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32629] write(3, "1000", 4 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32629] <... write resumed>) = 4 [pid 32629] close(3) = 0 [pid 32629] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32629] write(1, "executing program\n", 18 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32632 [pid 32629] <... write resumed>) = 18 [pid 289] umount2("./12650", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32629] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32629] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] openat(AT_FDCWD, "./12650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32629] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 32629] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32629] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32629] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32629] write(-1, "0x0000000000000001", 18 [pid 289] newfstatat(AT_FDCWD, "./12650/binderfs", [pid 32629] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32629] exit_group(0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32629] <... exit_group resumed>) = ? [pid 289] unlink("./12650/binderfs") = 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3) = 0 [pid 289] rmdir("./12650" [pid 32629] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... rmdir resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] mkdir("./12651", 0777./strace-static-x86_64: Process 32631 attached [pid 32631] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32631] chdir("./13265") = 0 [pid 32631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32631] setpgid(0, 0) = 0 [pid 32631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32633 [pid 32631] <... openat resumed>) = 3 [pid 32631] write(3, "1000", 4) = 4 [pid 32631] close(3) = 0 [pid 32631] symlink("/dev/binderfs", "./binderfs" [pid 32630] <... set_robust_list resumed>) = 0 [pid 32631] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 32632 attached executing program [pid 32630] chdir("./12800" [pid 32631] write(1, "executing program\n", 18) = 18 [pid 291] <... restart_syscall resumed>) = 0 [pid 291] umount2("./12946", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 32630] <... chdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12946", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 32630] <... prctl resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12946/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12946/binderfs", [pid 32630] setpgid(0, 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12946/binderfs" [pid 32630] <... setpgid resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3) = 0 [pid 291] rmdir("./12946" [pid 32632] set_robust_list(0x5555712b4660, 24 [pid 32630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... rmdir resumed>) = 0 [pid 291] mkdir("./12947", 0777 [pid 32632] <... set_robust_list resumed>) = 0 [pid 32630] <... openat resumed>) = 3 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32632] chdir("./13141" [pid 32630] write(3, "1000", 4./strace-static-x86_64: Process 32634 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32634 [pid 32631] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32630] <... write resumed>) = 4 [pid 32632] <... chdir resumed>) = 0 [pid 32634] set_robust_list(0x5555712b4660, 24 [pid 32631] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32631] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32630] close(3 [pid 32631] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32630] <... close resumed>) = 0 [pid 32631] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32630] symlink("/dev/binderfs", "./binderfs" [pid 32631] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32631] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32631] exit_group(0) = ? [pid 32634] <... set_robust_list resumed>) = 0 [pid 32632] <... prctl resumed>) = 0 executing program [pid 32631] +++ exited with 0 +++ [pid 32630] <... symlink resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32630] write(1, "executing program\n", 18 [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32633 attached [pid 32630] <... write resumed>) = 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 32633] set_robust_list(0x5555712b4660, 24 [pid 32630] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32633] <... set_robust_list resumed>) = 0 [pid 32630] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13265", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32630] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32630] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] openat(AT_FDCWD, "./13265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32630] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... openat resumed>) = 3 [pid 32630] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] newfstatat(3, "", [pid 32633] chdir("./12651" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32630] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, [pid 32633] <... chdir resumed>) = 0 [pid 32630] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32630] exit_group(0 [pid 293] umount2("./13265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32630] <... exit_group resumed>) = ? [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32633] <... prctl resumed>) = 0 [pid 32633] setpgid(0, 0) = 0 [pid 32633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32633] write(3, "1000", 4) = 4 [pid 32633] close(3 [pid 32630] +++ exited with 0 +++ [pid 32633] <... close resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13265/binderfs", [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32632] setpgid(0, 0 executing program [pid 293] unlink("./13265/binderfs" [pid 32633] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32632] <... setpgid resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 32633] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 32633] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32633] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] close(3 [pid 32633] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... close resumed>) = 0 [pid 32633] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] rmdir("./13265" [pid 32633] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32633] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32633] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 32632] <... openat resumed>) = 3 [pid 293] mkdir("./13266", 0777 [pid 32633] exit_group(0) = ? [pid 32633] +++ exited with 0 +++ [pid 32634] chdir("./12947" [pid 32632] write(3, "1000", 4 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32632] <... write resumed>) = 4 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32635 ./strace-static-x86_64: Process 32635 attached [pid 289] umount2("./12651", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32632] close(3 [pid 32635] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32632] <... close resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32632] symlink("/dev/binderfs", "./binderfs" [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32635] chdir("./13266" [pid 289] getdents64(3, [pid 32635] <... chdir resumed>) = 0 [pid 32635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32635] <... prctl resumed>) = 0 [pid 289] umount2("./12651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32632] <... symlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32632] write(1, "executing program\n", 18 executing program [pid 289] newfstatat(AT_FDCWD, "./12651/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32632] <... write resumed>) = 18 [pid 289] unlink("./12651/binderfs" [pid 32635] setpgid(0, 0 [pid 32632] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... unlink resumed>) = 0 [pid 32635] <... setpgid resumed>) = 0 [pid 32632] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 32635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32632] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... restart_syscall resumed>) = 0 [pid 289] close(3 [pid 32635] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 32632] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12800", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] rmdir("./12651" [pid 32632] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32635] write(3, "1000", 4) = 4 [pid 32634] <... chdir resumed>) = 0 [pid 32632] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... rmdir resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 289] mkdir("./12652", 0777 [pid 32632] write(-1, "0x0000000000000001", 18 [pid 290] newfstatat(3, "", [pid 32635] close(3) = 0 [pid 32635] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32632] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32635] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32635] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32635] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32635] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32635] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32632] exit_group(0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32636 [pid 32632] <... exit_group resumed>) = ? [pid 290] newfstatat(AT_FDCWD, "./12800/binderfs", [pid 32635] write(-1, "0x0000000000000001", 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32635] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] unlink("./12800/binderfs" [pid 32635] exit_group(0) = ? [pid 290] <... unlink resumed>) = 0 [pid 32635] +++ exited with 0 +++ [pid 32632] +++ exited with 0 +++ [pid 290] getdents64(3, [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32636 attached [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] close(3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32636] set_robust_list(0x5555712b4660, 24 [pid 290] <... close resumed>) = 0 [pid 32636] <... set_robust_list resumed>) = 0 [pid 290] rmdir("./12800" [pid 32636] chdir("./12652") = 0 [pid 32636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32636] setpgid(0, 0 [pid 290] <... rmdir resumed>) = 0 [pid 32636] <... setpgid resumed>) = 0 [pid 290] mkdir("./12801", 0777 [pid 32636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32636] write(3, "1000", 4) = 4 [pid 32636] close(3executing program [pid 290] <... mkdir resumed>) = 0 [pid 32636] <... close resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32636] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32636] write(1, "executing program\n", 18) = 18 [pid 32636] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32637 [pid 32636] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32636] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32634] <... prctl resumed>) = 0 [pid 32636] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32636] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32636] write(-1, "0x0000000000000001", 18 [pid 32634] setpgid(0, 0 [pid 32636] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32636] exit_group(0 [pid 32634] <... setpgid resumed>) = 0 [pid 32636] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32637 attached [pid 32634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32636] +++ exited with 0 +++ [pid 32634] <... openat resumed>) = 3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32637] set_robust_list(0x5555712b4660, 24 [pid 32634] write(3, "1000", 4 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32637] <... set_robust_list resumed>) = 0 [pid 32634] <... write resumed>) = 4 [pid 32637] chdir("./12801") = 0 [pid 32637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32637] setpgid(0, 0) = 0 [pid 32637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32637] write(3, "1000", 4) = 4 [pid 32634] close(3 [pid 32637] close(3) = 0 [pid 32637] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32634] <... close resumed>) = 0 [pid 32637] write(1, "executing program\n", 18) = 18 [pid 32634] symlink("/dev/binderfs", "./binderfs" [pid 32637] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32637] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32637] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32637] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32637] exit_group(0) = ? [pid 32634] <... symlink resumed>) = 0 executing program [pid 32634] write(1, "executing program\n", 18) = 18 [pid 32634] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32634] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32637] +++ exited with 0 +++ [pid 32634] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32634] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32634] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32634] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32634] exit_group(0) = ? [pid 32634] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12947", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13266", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] openat(AT_FDCWD, "./12947", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... openat resumed>) = 3 [pid 293] <... openat resumed>) = 3 [pid 292] umount2("./13141", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(3, "", [pid 293] newfstatat(3, "", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] getdents64(3, [pid 292] openat(AT_FDCWD, "./13141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] getdents64(3, [pid 289] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... openat resumed>) = 3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] newfstatat(AT_FDCWD, "./13266/binderfs", [pid 292] newfstatat(3, "", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12947/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] unlink("./13266/binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12652", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(AT_FDCWD, "./12947/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] umount2("./13141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] openat(AT_FDCWD, "./12652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] close(3 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] unlink("./12947/binderfs" [pid 289] <... openat resumed>) = 3 [pid 293] <... close resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13141/binderfs", [pid 291] <... unlink resumed>) = 0 [pid 289] newfstatat(3, "", [pid 293] rmdir("./13266" [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 292] unlink("./13141/binderfs" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] getdents64(3, [pid 293] mkdir("./13267", 0777 [pid 292] <... unlink resumed>) = 0 [pid 291] close(3 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] getdents64(3, [pid 291] <... close resumed>) = 0 [pid 289] umount2("./12652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] rmdir("./12947" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... mkdir resumed>) = 0 [pid 292] close(3 [pid 291] <... rmdir resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12652/binderfs", [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... close resumed>) = 0 [pid 291] mkdir("./12948", 0777 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] rmdir("./13141" [pid 291] <... mkdir resumed>) = 0 [pid 290] umount2("./12801", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] unlink("./12652/binderfs"./strace-static-x86_64: Process 32638 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32638 [pid 292] <... rmdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... unlink resumed>) = 0 [pid 32638] set_robust_list(0x5555712b4660, 24 [pid 292] mkdir("./13142", 0777 [pid 289] getdents64(3, ./strace-static-x86_64: Process 32639 attached [pid 32638] <... set_robust_list resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32639 [pid 290] openat(AT_FDCWD, "./12801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] close(3 [pid 32639] set_robust_list(0x5555712b4660, 24 [pid 32638] chdir("./13267" [pid 290] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32640 [pid 289] rmdir("./12652"./strace-static-x86_64: Process 32640 attached [pid 32639] <... set_robust_list resumed>) = 0 [pid 32638] <... chdir resumed>) = 0 [pid 290] newfstatat(3, "", [pid 289] <... rmdir resumed>) = 0 [pid 289] mkdir("./12653", 0777 [pid 32640] set_robust_list(0x5555712b4660, 24 [pid 32639] chdir("./12948" [pid 32638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32640] <... set_robust_list resumed>) = 0 [pid 32639] <... chdir resumed>) = 0 [pid 32638] <... prctl resumed>) = 0 [pid 290] getdents64(3, ./strace-static-x86_64: Process 32641 attached [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32641 [pid 32640] chdir("./13142" [pid 32639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32638] setpgid(0, 0 [pid 32640] <... chdir resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32640] setpgid(0, 0) = 0 [pid 32641] set_robust_list(0x5555712b4660, 24 [pid 32640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32639] <... prctl resumed>) = 0 [pid 32638] <... setpgid resumed>) = 0 [pid 290] umount2("./12801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32641] <... set_robust_list resumed>) = 0 [pid 32640] <... openat resumed>) = 3 [pid 32639] setpgid(0, 0 [pid 32640] write(3, "1000", 4 [pid 32638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32640] <... write resumed>) = 4 [pid 32640] close(3) = 0 [pid 32640] symlink("/dev/binderfs", "./binderfs" [pid 32641] chdir("./12653" [pid 32640] <... symlink resumed>) = 0 [pid 32639] <... setpgid resumed>) = 0 [pid 32638] <... openat resumed>) = 3 executing program [pid 290] newfstatat(AT_FDCWD, "./12801/binderfs", [pid 32640] write(1, "executing program\n", 18) = 18 [pid 32640] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32640] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32638] write(3, "1000", 4 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32641] <... chdir resumed>) = 0 [pid 32640] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32640] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32640] write(-1, "0x0000000000000001", 18 [pid 32641] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32640] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32639] <... openat resumed>) = 3 [pid 32638] <... write resumed>) = 4 [pid 290] unlink("./12801/binderfs" [pid 32640] exit_group(0 [pid 32639] write(3, "1000", 4 [pid 32638] close(3 [pid 290] <... unlink resumed>) = 0 [pid 32640] <... exit_group resumed>) = ? [pid 32639] <... write resumed>) = 4 [pid 32641] <... prctl resumed>) = 0 [pid 32640] +++ exited with 0 +++ [pid 32638] <... close resumed>) = 0 [pid 290] getdents64(3, [pid 32639] close(3 [pid 32638] symlink("/dev/binderfs", "./binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32639] <... close resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32641] setpgid(0, 0) = 0 [pid 32638] <... symlink resumed>) = 0 [pid 32639] symlink("/dev/binderfs", "./binderfs"executing program executing program [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32638] write(1, "executing program\n", 18 [pid 290] close(3 [pid 32641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32639] <... symlink resumed>) = 0 [pid 32638] <... write resumed>) = 18 [pid 32639] write(1, "executing program\n", 18 [pid 290] <... close resumed>) = 0 [pid 32638] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32639] <... write resumed>) = 18 [pid 290] rmdir("./12801" [pid 32638] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32639] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32641] <... openat resumed>) = 3 [pid 32641] write(3, "1000", 4) = 4 [pid 32638] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... rmdir resumed>) = 0 [pid 32639] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32638] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32639] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32638] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] mkdir("./12802", 0777 [pid 32639] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32638] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32641] close(3) = 0 [pid 32641] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32639] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... mkdir resumed>) = 0 [pid 32638] write(-1, "0x0000000000000001", 18executing program [pid 32639] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32638] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32641] write(1, "executing program\n", 18 [pid 32639] write(-1, "0x0000000000000001", 18 [pid 32641] <... write resumed>) = 18 [pid 32638] exit_group(0 [pid 32639] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32641] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32641] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32641] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32639] exit_group(0 [pid 32638] <... exit_group resumed>) = ? [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32642 [pid 32639] <... exit_group resumed>) = ? [pid 32641] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32641] exit_group(0) = ? [pid 32641] +++ exited with 0 +++ [pid 32638] +++ exited with 0 +++ [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32642 attached [pid 32642] set_robust_list(0x5555712b4660, 24) = 0 [pid 32642] chdir("./12802") = 0 [pid 32639] +++ exited with 0 +++ [pid 32642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32642] setpgid(0, 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... restart_syscall resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32642] <... setpgid resumed>) = 0 [pid 291] umount2("./12948", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13142", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12948", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] openat(AT_FDCWD, "./13142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... openat resumed>) = 3 [pid 32642] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 292] newfstatat(3, "", [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] getdents64(3, [pid 292] getdents64(3, [pid 289] <... restart_syscall resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12948/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] umount2("./13142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12653", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12948/binderfs", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13142/binderfs", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] openat(AT_FDCWD, "./12653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12948/binderfs" [pid 289] <... openat resumed>) = 3 [pid 292] unlink("./13142/binderfs" [pid 289] newfstatat(3, "", [pid 291] <... unlink resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] getdents64(3, [pid 289] getdents64(3, [pid 32642] write(3, "1000", 4 [pid 292] getdents64(3, [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32642] <... write resumed>) = 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 289] umount2("./12653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32642] close(3 [pid 292] close(3 [pid 291] <... close resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32642] <... close resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 291] rmdir("./12948" [pid 289] newfstatat(AT_FDCWD, "./12653/binderfs", [pid 32642] symlink("/dev/binderfs", "./binderfs" [pid 292] rmdir("./13142" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32642] <... symlink resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 289] unlink("./12653/binderfs" [pid 32642] write(1, "executing program\n", 18executing program [pid 292] <... rmdir resumed>) = 0 [pid 291] mkdir("./12949", 0777 [pid 289] <... unlink resumed>) = 0 [pid 32642] <... write resumed>) = 18 [pid 292] mkdir("./13143", 0777 [pid 289] getdents64(3, [pid 32642] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32642] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... mkdir resumed>) = 0 [pid 289] close(3 [pid 32642] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... close resumed>) = 0 [pid 32642] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] rmdir("./12653" [pid 32642] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... rmdir resumed>) = 0 [pid 32642] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12654", 0777 [pid 32642] write(-1, "0x0000000000000001", 18 [pid 289] <... mkdir resumed>) = 0 [pid 32642] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32642] exit_group(0) = ? [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32643 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32644 ./strace-static-x86_64: Process 32645 attached ./strace-static-x86_64: Process 32643 attached [pid 32642] +++ exited with 0 +++ [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32645 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32644 attached [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32644] set_robust_list(0x5555712b4660, 24) = 0 [pid 32644] chdir("./12654" [pid 32645] set_robust_list(0x5555712b4660, 24) = 0 [pid 32643] set_robust_list(0x5555712b4660, 24 [pid 32644] <... chdir resumed>) = 0 [pid 32644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32644] setpgid(0, 0) = 0 [pid 32644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32645] chdir("./13143" [pid 32643] <... set_robust_list resumed>) = 0 [pid 32645] <... chdir resumed>) = 0 [pid 32644] <... openat resumed>) = 3 [pid 32644] write(3, "1000", 4) = 4 [pid 32644] close(3) = 0 [pid 32644] symlink("/dev/binderfs", "./binderfs" [pid 32645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32644] <... symlink resumed>) = 0 [pid 32645] setpgid(0, 0 [pid 32644] write(1, "executing program\n", 18 [pid 32643] chdir("./12949"executing program [pid 293] <... restart_syscall resumed>) = 0 [pid 32644] <... write resumed>) = 18 [pid 32644] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] umount2("./13267", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... restart_syscall resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32644] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... openat resumed>) = 3 [pid 32644] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 32644] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] umount2("./12802", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 32644] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] openat(AT_FDCWD, "./12802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] umount2("./13267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... openat resumed>) = 3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(3, "", [pid 293] newfstatat(AT_FDCWD, "./13267/binderfs", [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] unlink("./13267/binderfs" [pid 290] getdents64(3, [pid 32644] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 293] <... unlink resumed>) = 0 [pid 32644] exit_group(0 [pid 293] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] umount2("./12802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] close(3 [pid 32645] <... setpgid resumed>) = 0 [pid 32644] <... exit_group resumed>) = ? [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... close resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12802/binderfs", [pid 293] rmdir("./13267" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] <... rmdir resumed>) = 0 [pid 290] unlink("./12802/binderfs" [pid 293] mkdir("./13268", 0777 [pid 32645] write(3, "1000", 4) = 4 [pid 290] <... unlink resumed>) = 0 [pid 32645] close(3) = 0 [pid 32645] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... mkdir resumed>) = 0 [pid 290] getdents64(3, executing program [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32645] write(1, "executing program\n", 18) = 18 [pid 32645] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32644] +++ exited with 0 +++ [pid 290] close(3 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32646 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12802" [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32645] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32645] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] <... rmdir resumed>) = 0 [pid 32645] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32643] <... chdir resumed>) = 0 [pid 290] mkdir("./12803", 0777 [pid 32645] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32645] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32645] exit_group(0 [pid 32643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... mkdir resumed>) = 0 [pid 32645] <... exit_group resumed>) = ? [pid 32643] <... prctl resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32646 attached [pid 32645] +++ exited with 0 +++ [pid 32643] setpgid(0, 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32647 [pid 32643] <... setpgid resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32647 attached [pid 32647] set_robust_list(0x5555712b4660, 24 [pid 32643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32647] <... set_robust_list resumed>) = 0 [pid 32647] chdir("./12803") = 0 [pid 32643] <... openat resumed>) = 3 [pid 32647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32647] setpgid(0, 0) = 0 [pid 32647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32646] set_robust_list(0x5555712b4660, 24 [pid 32643] write(3, "1000", 4 [pid 292] <... restart_syscall resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32643] <... write resumed>) = 4 [pid 32643] close(3) = 0 [pid 292] umount2("./13143", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12654", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32643] symlink("/dev/binderfs", "./binderfs" [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... openat resumed>) = 3 [pid 32643] <... symlink resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 289] newfstatat(3, "", [pid 32643] write(1, "executing program\n", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 32643] <... write resumed>) = 18 [pid 292] getdents64(3, [pid 289] getdents64(3, [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32643] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] umount2("./12654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32643] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] newfstatat(AT_FDCWD, "./13143/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12654/binderfs", [pid 32643] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13143/binderfs" [pid 289] unlink("./12654/binderfs" [pid 32643] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 289] getdents64(3, [pid 32646] <... set_robust_list resumed>) = 0 [pid 32643] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 289] close(3 [pid 32643] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32646] chdir("./13268" [pid 32643] write(-1, "0x0000000000000001", 18 [pid 292] rmdir("./13143" [pid 289] rmdir("./12654" [pid 32647] <... openat resumed>) = 3 [pid 32646] <... chdir resumed>) = 0 [pid 32643] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32647] write(3, "1000", 4 [pid 292] mkdir("./13144", 0777 [pid 289] mkdir("./12655", 0777 [pid 32647] <... write resumed>) = 4 [pid 32646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32643] exit_group(0 [pid 292] <... mkdir resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 executing program [pid 32647] close(3 [pid 32646] <... prctl resumed>) = 0 [pid 32643] <... exit_group resumed>) = ? [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32647] <... close resumed>) = 0 [pid 32647] symlink("/dev/binderfs", "./binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32649 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32648 [pid 32647] <... symlink resumed>) = 0 [pid 32647] write(1, "executing program\n", 18) = 18 [pid 32643] +++ exited with 0 +++ [pid 32647] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32646] setpgid(0, 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32647] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32646] <... setpgid resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32647] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32647] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32647] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32646] <... openat resumed>) = 3 [pid 32647] exit_group(0 [pid 32646] write(3, "1000", 4 [pid 32647] <... exit_group resumed>) = ? [pid 32647] +++ exited with 0 +++ [pid 32646] <... write resumed>) = 4 [pid 32646] close(3./strace-static-x86_64: Process 32649 attached ) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32646] symlink("/dev/binderfs", "./binderfs" [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32649] set_robust_list(0x5555712b4660, 24) = 0 [pid 32649] chdir("./13144" [pid 32646] <... symlink resumed>) = 0 [pid 32649] <... chdir resumed>) = 0 [pid 32649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32649] setpgid(0, 0) = 0 [pid 32649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32646] write(1, "executing program\n", 18executing program [pid 32649] <... openat resumed>) = 3 [pid 32646] <... write resumed>) = 18 [pid 32649] write(3, "1000", 4) = 4 [pid 32649] close(3) = 0 [pid 32649] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32646] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32648 attached [pid 32646] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32646] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32648] set_robust_list(0x5555712b4660, 24) = 0 [pid 290] umount2("./12803", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32646] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32646] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] openat(AT_FDCWD, "./12803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32646] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32648] chdir("./12655" [pid 32646] write(-1, "0x0000000000000001", 18 [pid 290] <... openat resumed>) = 3 executing program [pid 32646] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] newfstatat(3, "", [pid 32649] write(1, "executing program\n", 18 [pid 32646] exit_group(0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32646] <... exit_group resumed>) = ? [pid 32649] <... write resumed>) = 18 [pid 290] getdents64(3, [pid 32649] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32648] <... chdir resumed>) = 0 [pid 290] umount2("./12803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32649] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32649] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32648] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] newfstatat(AT_FDCWD, "./12803/binderfs", [pid 32649] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32648] <... prctl resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12803/binderfs" [pid 32649] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32648] setpgid(0, 0 [pid 32649] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32648] <... setpgid resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 291] umount2("./12949", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32646] +++ exited with 0 +++ [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 291] openat(AT_FDCWD, "./12949", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... openat resumed>) = 3 [pid 290] close(3 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] newfstatat(3, "", [pid 290] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] rmdir("./12803" [pid 291] getdents64(3, [pid 32649] write(-1, "0x0000000000000001", 18 [pid 32648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... rmdir resumed>) = 0 [pid 291] umount2("./12949/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] mkdir("./12804", 0777 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32649] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32648] <... openat resumed>) = 3 [pid 32649] exit_group(0 [pid 32648] write(3, "1000", 4 [pid 290] <... mkdir resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12949/binderfs", [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32649] <... exit_group resumed>) = ? [pid 32648] <... write resumed>) = 4 ./strace-static-x86_64: Process 32650 attached [pid 32649] +++ exited with 0 +++ [pid 32648] close(3 [pid 291] unlink("./12949/binderfs" [pid 32648] <... close resumed>) = 0 [pid 32648] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... unlink resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32650 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] getdents64(3, executing program [pid 32648] write(1, "executing program\n", 18 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32648] <... write resumed>) = 18 [pid 291] close(3 [pid 32648] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... close resumed>) = 0 [pid 32648] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] rmdir("./12949" [pid 32648] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32648] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... rmdir resumed>) = 0 [pid 32648] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] mkdir("./12950", 0777 [pid 32648] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32648] exit_group(0) = ? [pid 32650] set_robust_list(0x5555712b4660, 24 [pid 32648] +++ exited with 0 +++ [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32650] <... set_robust_list resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32650] chdir("./12804") = 0 [pid 32650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 292] umount2("./13144", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32651 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32650] setpgid(0, 0 [pid 292] openat(AT_FDCWD, "./13144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] umount2("./12655", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32650] <... setpgid resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(3, "", [pid 32650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] openat(AT_FDCWD, "./12655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 289] newfstatat(3, "", [pid 32650] <... openat resumed>) = 3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32650] write(3, "1000", 4 [pid 289] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32650] <... write resumed>) = 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] newfstatat(AT_FDCWD, "./13144/binderfs", [pid 289] umount2("./12655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13268", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] unlink("./13144/binderfs" [pid 289] newfstatat(AT_FDCWD, "./12655/binderfs", [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32650] close(3) = 0 [pid 292] <... unlink resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 289] unlink("./12655/binderfs" [pid 293] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32650] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] close(3 [pid 289] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 292] <... close resumed>) = 0 [pid 32650] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] rmdir("./13144"executing program [pid 289] getdents64(3, [pid 293] umount2("./13268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32650] <... write resumed>) = 18 [pid 32650] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] mkdir("./13145", 0777 [pid 293] newfstatat(AT_FDCWD, "./13268/binderfs", [pid 289] close(3./strace-static-x86_64: Process 32651 attached [pid 32650] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32651] set_robust_list(0x5555712b4660, 24 [pid 32650] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... close resumed>) = 0 [pid 293] unlink("./13268/binderfs" [pid 289] rmdir("./12655" [pid 32651] <... set_robust_list resumed>) = 0 [pid 32650] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32651] chdir("./12950" [pid 32650] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32651] <... chdir resumed>) = 0 [pid 32650] write(-1, "0x0000000000000001", 18 [pid 32651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32650] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32651] <... prctl resumed>) = 0 [pid 32650] exit_group(0 [pid 293] <... unlink resumed>) = 0 [pid 32651] setpgid(0, 0 [pid 32650] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32652 attached [pid 32651] <... setpgid resumed>) = 0 [pid 32650] +++ exited with 0 +++ [pid 293] getdents64(3, [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32652 [pid 289] <... rmdir resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 289] mkdir("./12656", 0777 [pid 293] <... close resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 executing program [pid 293] rmdir("./13268" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32651] write(3, "1000", 4) = 4 [pid 32651] close(3) = 0 [pid 32651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... rmdir resumed>) = 0 [pid 32651] write(1, "executing program\n", 18) = 18 [pid 32651] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] mkdir("./13269", 0777 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32653 [pid 32651] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32651] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32651] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... mkdir resumed>) = 0 [pid 32651] write(-1, "0x0000000000000001", 18 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32651] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32651] exit_group(0) = ? ./strace-static-x86_64: Process 32654 attached [pid 32652] set_robust_list(0x5555712b4660, 24 [pid 32651] +++ exited with 0 +++ [pid 290] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32653 attached [pid 32653] set_robust_list(0x5555712b4660, 24) = 0 [pid 32653] chdir("./12656" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32654 [pid 32654] set_robust_list(0x5555712b4660, 24 [pid 32652] <... set_robust_list resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32653] <... chdir resumed>) = 0 [pid 32653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32653] setpgid(0, 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32653] <... setpgid resumed>) = 0 [pid 32653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32652] chdir("./13145" [pid 32654] <... set_robust_list resumed>) = 0 [pid 290] umount2("./12804", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32653] <... openat resumed>) = 3 [pid 32652] <... chdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32653] write(3, "1000", 4) = 4 [pid 32653] close(3) = 0 [pid 32653] symlink("/dev/binderfs", "./binderfs" [pid 32654] chdir("./13269" [pid 32653] <... symlink resumed>) = 0 [pid 32652] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 291] <... restart_syscall resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32653] write(1, "executing program\n", 18) = 18 [pid 32653] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32654] <... chdir resumed>) = 0 [pid 32653] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32652] <... prctl resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 32653] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] newfstatat(3, "", [pid 291] umount2("./12950", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 291] openat(AT_FDCWD, "./12950", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... openat resumed>) = 3 [pid 32653] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] newfstatat(3, "", [pid 290] umount2("./12804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 290] newfstatat(AT_FDCWD, "./12804/binderfs", [pid 32653] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] umount2("./12950/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] unlink("./12804/binderfs" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32653] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32653] write(-1, "0x0000000000000001", 18 [pid 291] newfstatat(AT_FDCWD, "./12950/binderfs", [pid 290] <... unlink resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] getdents64(3, [pid 291] unlink("./12950/binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32653] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32653] exit_group(0 [pid 291] <... unlink resumed>) = 0 [pid 290] close(3 [pid 291] getdents64(3, [pid 32653] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... close resumed>) = 0 [pid 32652] setpgid(0, 0 [pid 291] close(3 [pid 290] rmdir("./12804" [pid 291] <... close resumed>) = 0 [pid 32654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32653] +++ exited with 0 +++ [pid 32652] <... setpgid resumed>) = 0 [pid 291] rmdir("./12950" [pid 290] <... rmdir resumed>) = 0 [pid 32654] <... prctl resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 executing program [pid 290] mkdir("./12805", 0777 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32654] setpgid(0, 0 [pid 32652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] mkdir("./12951", 0777 [pid 32654] <... setpgid resumed>) = 0 [pid 32654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 290] <... mkdir resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32654] write(3, "1000", 4) = 4 [pid 32654] close(3 [pid 291] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32654] <... close resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32654] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32654] write(1, "executing program\n", 18) = 18 [pid 32654] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32652] <... openat resumed>) = 3 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32655 [pid 32654] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32656 [pid 32652] write(3, "1000", 4./strace-static-x86_64: Process 32656 attached [pid 32654] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32652] <... write resumed>) = 4 [pid 32654] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32654] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... restart_syscall resumed>) = 0 [pid 32652] close(3 [pid 32654] exit_group(0 [pid 32652] <... close resumed>) = 0 [pid 32654] <... exit_group resumed>) = ? [pid 32652] symlink("/dev/binderfs", "./binderfs" [pid 32656] set_robust_list(0x5555712b4660, 24 [pid 32654] +++ exited with 0 +++ [pid 32652] <... symlink resumed>) = 0 [pid 289] umount2("./12656", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32655 attached [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32652] write(1, "executing program\n", 18executing program [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32652] <... write resumed>) = 18 [pid 289] openat(AT_FDCWD, "./12656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32655] set_robust_list(0x5555712b4660, 24 [pid 289] <... openat resumed>) = 3 [pid 32652] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] newfstatat(3, "", [pid 32655] <... set_robust_list resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32652] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 32655] chdir("./12805" [pid 32652] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32656] <... set_robust_list resumed>) = 0 [pid 289] umount2("./12656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32655] <... chdir resumed>) = 0 [pid 32652] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... restart_syscall resumed>) = 0 [pid 32652] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] newfstatat(AT_FDCWD, "./12656/binderfs", [pid 32652] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] umount2("./13269", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32655] <... prctl resumed>) = 0 [pid 32652] write(-1, "0x0000000000000001", 18 [pid 293] openat(AT_FDCWD, "./13269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] unlink("./12656/binderfs" [pid 32652] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... openat resumed>) = 3 [pid 32655] setpgid(0, 0 [pid 293] newfstatat(3, "", [pid 289] <... unlink resumed>) = 0 [pid 32652] exit_group(0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 32652] <... exit_group resumed>) = ? [pid 32655] <... setpgid resumed>) = 0 [pid 293] getdents64(3, [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32655] write(3, "1000", 4) = 4 [pid 32655] close(3) = 0 [pid 32652] +++ exited with 0 +++ [pid 32655] symlink("/dev/binderfs", "./binderfs" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] close(3 [pid 293] umount2("./13269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] rmdir("./12656"executing program [pid 293] newfstatat(AT_FDCWD, "./13269/binderfs", [pid 32655] <... symlink resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] mkdir("./12657", 0777 [pid 293] unlink("./13269/binderfs" [pid 32655] write(1, "executing program\n", 18) = 18 [pid 32655] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] <... mkdir resumed>) = 0 [pid 32655] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] getdents64(3, [pid 32655] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32657 attached [pid 32656] chdir("./12951" [pid 293] close(3 [pid 32656] <... chdir resumed>) = 0 [pid 32655] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32657 [pid 32657] set_robust_list(0x5555712b4660, 24 [pid 32656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32655] write(-1, "0x0000000000000001", 18 [pid 293] rmdir("./13269" [pid 32656] <... prctl resumed>) = 0 [pid 32655] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32656] setpgid(0, 0 [pid 32655] exit_group(0 [pid 32656] <... setpgid resumed>) = 0 [pid 32655] <... exit_group resumed>) = ? [pid 293] <... rmdir resumed>) = 0 [pid 32657] <... set_robust_list resumed>) = 0 [pid 32656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32655] +++ exited with 0 +++ [pid 293] mkdir("./13270", 0777 [pid 32656] <... openat resumed>) = 3 [pid 32656] write(3, "1000", 4) = 4 [pid 32656] close(3) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32656] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32656] write(1, "executing program\n", 18executing program ) = 18 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32658 [pid 32656] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32656] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32657] chdir("./12657" [pid 32656] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32657] <... chdir resumed>) = 0 [pid 32656] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32656] exit_group(0 [pid 32657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32656] <... exit_group resumed>) = ? [pid 32657] <... prctl resumed>) = 0 [pid 32656] +++ exited with 0 +++ [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 32658 attached [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32658] set_robust_list(0x5555712b4660, 24 [pid 292] umount2("./13145", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12805", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] openat(AT_FDCWD, "./13145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... openat resumed>) = 3 [pid 32658] <... set_robust_list resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] newfstatat(3, "", [pid 291] umount2("./12951", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] getdents64(3, [pid 291] openat(AT_FDCWD, "./12951", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] newfstatat(3, "", [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32658] chdir("./13270" [pid 292] umount2("./13145/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(3, "", [pid 290] getdents64(3, [pid 292] newfstatat(AT_FDCWD, "./13145/binderfs", [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] getdents64(3, [pid 292] unlink("./13145/binderfs" [pid 290] umount2("./12805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32658] <... chdir resumed>) = 0 [pid 32658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... unlink resumed>) = 0 [pid 291] umount2("./12951/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] newfstatat(AT_FDCWD, "./12951/binderfs", [pid 292] close(3 [pid 290] newfstatat(AT_FDCWD, "./12805/binderfs", [pid 32658] <... prctl resumed>) = 0 [pid 32658] setpgid(0, 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... close resumed>) = 0 [pid 291] unlink("./12951/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] rmdir("./13145" [pid 32658] <... setpgid resumed>) = 0 [pid 32658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... unlink resumed>) = 0 [pid 290] unlink("./12805/binderfs" [pid 32658] <... openat resumed>) = 3 [pid 292] <... rmdir resumed>) = 0 [pid 32658] write(3, "1000", 4 [pid 290] <... unlink resumed>) = 0 [pid 292] mkdir("./13146", 0777 [pid 291] getdents64(3, [pid 290] getdents64(3, [pid 32658] <... write resumed>) = 4 [pid 32658] close(3) = 0 [pid 32658] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... mkdir resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] close(3 [pid 290] close(3 [pid 32658] write(1, "executing program\n", 18) = 18 [pid 32658] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32658] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] <... close resumed>) = 0 executing program [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32659 [pid 291] <... close resumed>) = 0 [pid 290] rmdir("./12805" [pid 291] rmdir("./12951" [pid 32658] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32658] write(-1, "0x0000000000000001", 18 [pid 290] <... rmdir resumed>) = 0 [pid 32658] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32658] exit_group(0) = ? [pid 291] <... rmdir resumed>) = 0 [pid 290] mkdir("./12806", 0777 [pid 291] mkdir("./12952", 0777 [pid 32658] +++ exited with 0 +++ [pid 291] <... mkdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32657] setpgid(0, 0 [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32659 attached [pid 32659] set_robust_list(0x5555712b4660, 24) = 0 [pid 32659] chdir("./13146") = 0 [pid 32659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32659] setpgid(0, 0) = 0 [pid 32659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32660 [pid 32659] <... openat resumed>) = 3 [pid 32657] <... setpgid resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32661 [pid 32659] write(3, "1000", 4) = 4 [pid 32659] close(3 [pid 32657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32659] <... close resumed>) = 0 [pid 32659] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32661 attached ) = 0 [pid 32657] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32660 attached [pid 32660] set_robust_list(0x5555712b4660, 24 [pid 32657] write(3, "1000", 4 [pid 32661] set_robust_list(0x5555712b4660, 24 [pid 32660] <... set_robust_list resumed>) = 0 [pid 32660] chdir("./12952" [pid 32661] <... set_robust_list resumed>) = 0 [pid 32659] write(1, "executing program\n", 18 [pid 32657] <... write resumed>) = 4 executing program [pid 32661] chdir("./12806" [pid 32659] <... write resumed>) = 18 [pid 32657] close(3 [pid 32660] <... chdir resumed>) = 0 [pid 32660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32657] <... close resumed>) = 0 [pid 32660] setpgid(0, 0 [pid 32657] symlink("/dev/binderfs", "./binderfs" [pid 32660] <... setpgid resumed>) = 0 [pid 293] umount2("./13270", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32657] <... symlink resumed>) = 0 [pid 293] newfstatat(3, "", executing program [pid 32660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32657] write(1, "executing program\n", 18 [pid 32660] <... openat resumed>) = 3 [pid 32657] <... write resumed>) = 18 [pid 293] getdents64(3, [pid 32660] write(3, "1000", 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32660] <... write resumed>) = 4 [pid 32657] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] umount2("./13270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 32660] close(3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32657] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(AT_FDCWD, "./13270/binderfs", [pid 32660] <... close resumed>) = 0 [pid 32660] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32660] write(1, "executing program\n", 18) = 18 [pid 32660] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32657] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32660] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] unlink("./13270/binderfs" [pid 32657] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32660] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... unlink resumed>) = 0 [pid 32657] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] getdents64(3, [pid 32660] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32657] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] close(3 [pid 32660] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 32657] write(-1, "0x0000000000000001", 18 [pid 293] rmdir("./13270" [pid 32660] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32660] exit_group(0 [pid 32657] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 32660] <... exit_group resumed>) = ? [pid 293] mkdir("./13271", 0777 [pid 32661] <... chdir resumed>) = 0 [pid 32660] +++ exited with 0 +++ [pid 32659] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32657] exit_group(0 [pid 293] <... mkdir resumed>) = 0 [pid 32661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32659] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32657] <... exit_group resumed>) = ? [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32661] <... prctl resumed>) = 0 [pid 32659] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32662 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32659] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32659] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32659] write(-1, "0x0000000000000001", 18 [pid 32657] +++ exited with 0 +++ [pid 32661] setpgid(0, 0 [pid 32659] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32661] <... setpgid resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32662 attached [pid 32662] set_robust_list(0x5555712b4660, 24 [pid 32661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32659] exit_group(0 [pid 32662] <... set_robust_list resumed>) = 0 [pid 32662] chdir("./13271") = 0 [pid 32661] <... openat resumed>) = 3 [pid 32659] <... exit_group resumed>) = ? [pid 32662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32662] setpgid(0, 0) = 0 [pid 32661] write(3, "1000", 4) = 4 [pid 32661] close(3 [pid 32662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32661] <... close resumed>) = 0 [pid 32659] +++ exited with 0 +++ [pid 32661] symlink("/dev/binderfs", "./binderfs" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32662] <... openat resumed>) = 3 [pid 32661] <... symlink resumed>) = 0 [pid 32662] write(3, "1000", 4) = 4 [pid 32662] close(3) = 0 [pid 32662] symlink("/dev/binderfs", "./binderfs"executing program [pid 32661] write(1, "executing program\n", 18) = 18 [pid 32662] <... symlink resumed>) = 0 [pid 32661] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7executing program [pid 32662] write(1, "executing program\n", 18) = 18 [pid 32661] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... restart_syscall resumed>) = 0 [pid 32661] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] umount2("./12952", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... restart_syscall resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32661] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] openat(AT_FDCWD, "./12952", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32662] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 289] umount2("./12657", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32662] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32661] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] umount2("./13146", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 292] openat(AT_FDCWD, "./13146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] openat(AT_FDCWD, "./12657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32661] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... openat resumed>) = 3 [pid 292] <... openat resumed>) = 3 [pid 291] umount2("./12952/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(3, "", [pid 292] newfstatat(3, "", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] newfstatat(AT_FDCWD, "./12952/binderfs", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 292] umount2("./13146/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] unlink("./12952/binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32661] write(-1, "0x0000000000000001", 18 [pid 292] newfstatat(AT_FDCWD, "./13146/binderfs", [pid 291] <... unlink resumed>) = 0 [pid 289] umount2("./12657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13146/binderfs" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] newfstatat(AT_FDCWD, "./12657/binderfs", [pid 32661] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32661] exit_group(0 [pid 292] <... unlink resumed>) = 0 [pid 291] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] getdents64(3, [pid 291] <... close resumed>) = 0 [pid 289] unlink("./12657/binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] rmdir("./12952" [pid 292] close(3 [pid 289] <... unlink resumed>) = 0 [pid 32662] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32661] <... exit_group resumed>) = ? [pid 32662] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... close resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 32662] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32661] +++ exited with 0 +++ [pid 292] rmdir("./13146" [pid 291] mkdir("./12953", 0777 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32662] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... rmdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 292] mkdir("./13147", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] close(3 [pid 32662] write(-1, "0x0000000000000001", 18 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... mkdir resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 32662] <... write resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32663 attached [pid 32662] exit_group(0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] rmdir("./12657" [pid 32662] <... exit_group resumed>) = ? [pid 32663] set_robust_list(0x5555712b4660, 24 [pid 32662] +++ exited with 0 +++ [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32663 [pid 289] <... rmdir resumed>) = 0 [pid 32663] <... set_robust_list resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32664 [pid 289] mkdir("./12658", 0777 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32664 attached [pid 32664] set_robust_list(0x5555712b4660, 24) = 0 [pid 32664] chdir("./13147" [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... mkdir resumed>) = 0 [pid 32664] <... chdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32663] chdir("./12953" [pid 32664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32664] setpgid(0, 0) = 0 [pid 32664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32663] <... chdir resumed>) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32665 [pid 32664] write(3, "1000", 4 [pid 32663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32664] <... write resumed>) = 4 [pid 32663] <... prctl resumed>) = 0 [pid 32664] close(3) = 0 [pid 32664] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 32665 attached [pid 32663] setpgid(0, 0 [pid 32665] set_robust_list(0x5555712b4660, 24 [pid 32664] <... symlink resumed>) = 0 [pid 32663] <... setpgid resumed>) = 0 executing program [pid 32664] write(1, "executing program\n", 18) = 18 [pid 32664] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32665] <... set_robust_list resumed>) = 0 [pid 32663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32665] chdir("./12658" [pid 32664] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32663] <... openat resumed>) = 3 [pid 32664] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32663] write(3, "1000", 4 [pid 32665] <... chdir resumed>) = 0 [pid 32664] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32664] write(-1, "0x0000000000000001", 18 [pid 32663] <... write resumed>) = 4 [pid 32665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32663] close(3 [pid 32664] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32664] exit_group(0 [pid 32663] <... close resumed>) = 0 [pid 32664] <... exit_group resumed>) = ? [pid 290] <... restart_syscall resumed>) = 0 [pid 32665] <... prctl resumed>) = 0 [pid 32663] symlink("/dev/binderfs", "./binderfs" [pid 290] umount2("./12806", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32663] <... symlink resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 executing program [pid 32663] write(1, "executing program\n", 18 [pid 290] newfstatat(3, "", [pid 32663] <... write resumed>) = 18 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32663] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] getdents64(3, [pid 32663] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32663] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] umount2("./13271", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32663] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32663] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] openat(AT_FDCWD, "./13271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] newfstatat(AT_FDCWD, "./12806/binderfs", [pid 32663] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... openat resumed>) = 3 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] newfstatat(3, "", [pid 32663] write(-1, "0x0000000000000001", 18 [pid 290] unlink("./12806/binderfs" [pid 32665] setpgid(0, 0 [pid 32663] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 293] getdents64(3, [pid 32665] <... setpgid resumed>) = 0 [pid 32663] exit_group(0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32663] <... exit_group resumed>) = ? [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] close(3 [pid 293] umount2("./13271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12806" [pid 293] newfstatat(AT_FDCWD, "./13271/binderfs", [pid 290] <... rmdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] mkdir("./12807", 0777 [pid 32665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32663] +++ exited with 0 +++ [pid 32664] +++ exited with 0 +++ [pid 293] unlink("./13271/binderfs" [pid 290] <... mkdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32665] <... openat resumed>) = 3 [pid 293] <... unlink resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32665] write(3, "1000", 4 [pid 293] getdents64(3, [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32666 [pid 32665] <... write resumed>) = 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32665] close(3 [pid 293] close(3./strace-static-x86_64: Process 32666 attached [pid 32665] <... close resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13271" [pid 32665] symlink("/dev/binderfs", "./binderfs" [pid 32666] set_robust_list(0x5555712b4660, 24) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 293] mkdir("./13272", 0777 [pid 32666] chdir("./12807") = 0 [pid 32666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32666] setpgid(0, 0) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32666] write(3, "1000", 4 [pid 32665] <... symlink resumed>) = 0 executing program [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32667 [pid 32666] <... write resumed>) = 4 [pid 32665] write(1, "executing program\n", 18 [pid 32666] close(3 [pid 291] <... restart_syscall resumed>) = 0 [pid 32665] <... write resumed>) = 18 [pid 32666] <... close resumed>) = 0 [pid 32666] symlink("/dev/binderfs", "./binderfs" [pid 32665] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] umount2("./12953", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] <... restart_syscall resumed>) = 0 [pid 32665] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] openat(AT_FDCWD, "./12953", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32665] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] <... openat resumed>) = 3 [pid 292] umount2("./13147", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] newfstatat(3, "", [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32665] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] openat(AT_FDCWD, "./13147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] getdents64(3, [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32665] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12953/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32666] <... symlink resumed>) = 0 [pid 32665] <... openat resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(AT_FDCWD, "./12953/binderfs", [pid 292] umount2("./13147/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] unlink("./12953/binderfs" [pid 32665] write(-1, "0x0000000000000001", 18 [pid 292] newfstatat(AT_FDCWD, "./13147/binderfs", [pid 32666] write(1, "executing program\n", 18) = 18 [pid 291] <... unlink resumed>) = 0 [pid 32665] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] getdents64(3, [pid 292] unlink("./13147/binderfs" [pid 32666] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32665] exit_group(0 [pid 292] getdents64(3, [pid 291] close(3 [pid 32665] <... exit_group resumed>) = ? [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... close resumed>) = 0 [pid 32666] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] rmdir("./12953" [pid 292] close(3 [pid 32666] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32666] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32666] write(-1, "0x0000000000000001", 18 [pid 292] <... close resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 292] rmdir("./13147" [pid 32666] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32666] exit_group(0) = ? [pid 32666] +++ exited with 0 +++ [pid 32665] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 291] mkdir("./12954", 0777./strace-static-x86_64: Process 32667 attached [pid 292] mkdir("./13148", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... mkdir resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32667] set_robust_list(0x5555712b4660, 24 [pid 292] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32667] <... set_robust_list resumed>) = 0 [pid 32667] chdir("./13272") = 0 [pid 32667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32667] setpgid(0, 0) = 0 [pid 32667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32668 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32669 [pid 32667] <... openat resumed>) = 3 [pid 32667] write(3, "1000", 4./strace-static-x86_64: Process 32669 attached ) = 4 [pid 32667] close(3) = 0 [pid 32667] symlink("/dev/binderfs", "./binderfs" [pid 32669] set_robust_list(0x5555712b4660, 24 [pid 32667] <... symlink resumed>) = 0 executing program [pid 32667] write(1, "executing program\n", 18) = 18 [pid 32667] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32669] <... set_robust_list resumed>) = 0 [pid 32667] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32669] chdir("./13148" [pid 32667] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32667] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32669] <... chdir resumed>) = 0 [pid 32667] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32667] exit_group(0) = ? [pid 32669] <... prctl resumed>) = 0 [pid 32667] +++ exited with 0 +++ [pid 290] <... restart_syscall resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32668 attached [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32668] set_robust_list(0x5555712b4660, 24 [pid 290] umount2("./12807", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32668] <... set_robust_list resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32668] chdir("./12954" [pid 290] openat(AT_FDCWD, "./12807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32669] setpgid(0, 0 [pid 32668] <... chdir resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 32668] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] newfstatat(3, "", [pid 32668] <... prctl resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32669] <... setpgid resumed>) = 0 [pid 290] getdents64(3, [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32668] setpgid(0, 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32668] <... setpgid resumed>) = 0 [pid 293] umount2("./13272", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12807/binderfs", [pid 32668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] openat(AT_FDCWD, "./13272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] unlink("./12807/binderfs" [pid 293] <... openat resumed>) = 3 [pid 32668] <... openat resumed>) = 3 [pid 290] <... unlink resumed>) = 0 [pid 293] newfstatat(3, "", [pid 290] getdents64(3, [pid 32668] write(3, "1000", 4 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32668] <... write resumed>) = 4 [pid 293] getdents64(3, [pid 290] close(3 [pid 32668] close(3) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... close resumed>) = 0 [pid 293] umount2("./13272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] rmdir("./12807" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32668] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] newfstatat(AT_FDCWD, "./13272/binderfs", [pid 290] <... rmdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 executing program [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] mkdir("./12808", 0777 [pid 293] unlink("./13272/binderfs" [pid 32668] write(1, "executing program\n", 18) = 18 [pid 32668] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32668] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... mkdir resumed>) = 0 [pid 32668] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32668] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... unlink resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] getdents64(3, [pid 289] umount2("./12658", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32668] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32668] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32668] exit_group(0) = ? [pid 32669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32668] +++ exited with 0 +++ [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32670 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] close(3 [pid 289] openat(AT_FDCWD, "./12658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... close resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] rmdir("./13272" [pid 289] <... openat resumed>) = 3 [pid 291] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32670 attached [pid 32670] set_robust_list(0x5555712b4660, 24) = 0 [pid 32670] chdir("./12808" [pid 293] <... rmdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 293] mkdir("./13273", 0777 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32670] <... chdir resumed>) = 0 [pid 32670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32670] setpgid(0, 0) = 0 [pid 32670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... mkdir resumed>) = 0 [pid 289] getdents64(3, [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32670] <... openat resumed>) = 3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32670] write(3, "1000", 4) = 4 [pid 32670] close(3) = 0 [pid 289] umount2("./12658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32671 [pid 32670] symlink("/dev/binderfs", "./binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12658/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32670] <... symlink resumed>) = 0 [pid 289] unlink("./12658/binderfs" [pid 291] umount2("./12954", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... unlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] getdents64(3, [pid 291] openat(AT_FDCWD, "./12954", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32670] write(1, "executing program\n", 18 executing program [pid 291] <... openat resumed>) = 3 [pid 289] close(3 [pid 291] newfstatat(3, "", [pid 32670] <... write resumed>) = 18 [pid 289] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] rmdir("./12658" [pid 291] getdents64(3, [pid 32670] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32670] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... rmdir resumed>) = 0 [pid 32670] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] mkdir("./12659", 0777 [pid 291] umount2("./12954/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32670] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32670] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... mkdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] newfstatat(AT_FDCWD, "./12954/binderfs", [pid 32670] exit_group(0) = ? ./strace-static-x86_64: Process 32672 attached [pid 32670] +++ exited with 0 +++ [pid 32669] <... openat resumed>) = 3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12954/binderfs" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32672 ./strace-static-x86_64: Process 32671 attached [pid 32671] set_robust_list(0x5555712b4660, 24 [pid 291] <... unlink resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32671] <... set_robust_list resumed>) = 0 [pid 291] close(3 [pid 32671] chdir("./13273" [pid 291] <... close resumed>) = 0 [pid 32672] set_robust_list(0x5555712b4660, 24 [pid 32669] write(3, "1000", 4 [pid 291] rmdir("./12954" [pid 32671] <... chdir resumed>) = 0 [pid 32671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32671] setpgid(0, 0 [pid 291] <... rmdir resumed>) = 0 [pid 32669] <... write resumed>) = 4 [pid 291] mkdir("./12955", 0777 [pid 32671] <... setpgid resumed>) = 0 [pid 32671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32669] close(3 [pid 291] <... mkdir resumed>) = 0 [pid 32671] write(3, "1000", 4 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32669] <... close resumed>) = 0 [pid 32671] <... write resumed>) = 4 [pid 32671] close(3) = 0 [pid 32671] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32669] symlink("/dev/binderfs", "./binderfs" [pid 32671] write(1, "executing program\n", 18 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32673 [pid 32671] <... write resumed>) = 18 [pid 32671] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32669] <... symlink resumed>) = 0 [pid 32671] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32671] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32671] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32669] write(1, "executing program\n", 18 [pid 32671] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32671] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) executing program [pid 32671] exit_group(0 [pid 32669] <... write resumed>) = 18 [pid 32672] <... set_robust_list resumed>) = 0 [pid 32671] <... exit_group resumed>) = ? [pid 32672] chdir("./12659" [pid 32671] +++ exited with 0 +++ [pid 32669] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32669] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32673 attached [pid 32669] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32673] set_robust_list(0x5555712b4660, 24) = 0 [pid 32673] chdir("./12955" [pid 32669] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32672] <... chdir resumed>) = 0 [pid 32673] <... chdir resumed>) = 0 [pid 32669] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... restart_syscall resumed>) = 0 [pid 32673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32669] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32673] <... prctl resumed>) = 0 [pid 32673] setpgid(0, 0 [pid 290] umount2("./12808", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32669] write(-1, "0x0000000000000001", 18 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32672] <... prctl resumed>) = 0 [pid 32669] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32673] <... setpgid resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 32669] exit_group(0 [pid 290] newfstatat(3, "", [pid 32672] setpgid(0, 0 [pid 32669] <... exit_group resumed>) = ? [pid 32672] <... setpgid resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] getdents64(3, [pid 32673] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32673] write(3, "1000", 4 [pid 290] umount2("./12808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32673] <... write resumed>) = 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32673] close(3 [pid 290] newfstatat(AT_FDCWD, "./12808/binderfs", [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32669] +++ exited with 0 +++ [pid 290] unlink("./12808/binderfs" [pid 32673] <... close resumed>) = 0 [pid 32673] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] umount2("./13273", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... unlink resumed>) = 0 [pid 32672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 290] getdents64(3, [pid 293] openat(AT_FDCWD, "./13273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 290] close(3 [pid 32673] write(1, "executing program\n", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... close resumed>) = 0 [pid 292] umount2("./13148", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12808" [pid 32673] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] openat(AT_FDCWD, "./13148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32673] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32673] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... rmdir resumed>) = 0 [pid 32672] <... openat resumed>) = 3 [pid 293] umount2("./13273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... openat resumed>) = 3 [pid 290] mkdir("./12809", 0777 [pid 32672] write(3, "1000", 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(3, "", [pid 32673] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32673] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... mkdir resumed>) = 0 [pid 32673] write(-1, "0x0000000000000001", 18 [pid 32672] <... write resumed>) = 4 [pid 293] newfstatat(AT_FDCWD, "./13273/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32672] close(3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] getdents64(3, [pid 32673] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32673] exit_group(0) = ? [pid 32673] +++ exited with 0 +++ [pid 32672] <... close resumed>) = 0 [pid 293] unlink("./13273/binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32674 ./strace-static-x86_64: Process 32674 attached [pid 32674] set_robust_list(0x5555712b4660, 24 [pid 293] <... unlink resumed>) = 0 [pid 292] umount2("./13148/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32672] symlink("/dev/binderfs", "./binderfs" [pid 293] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] newfstatat(AT_FDCWD, "./13148/binderfs", [pid 293] close(3 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... close resumed>) = 0 [pid 292] unlink("./13148/binderfs" [pid 293] rmdir("./13273" [pid 32674] <... set_robust_list resumed>) = 0 [pid 32674] chdir("./12809" [pid 292] <... unlink resumed>) = 0 [pid 32674] <... chdir resumed>) = 0 [pid 32674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32674] setpgid(0, 0) = 0 [pid 32674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32672] <... symlink resumed>) = 0 [pid 293] <... rmdir resumed>) = 0 [pid 292] getdents64(3, [pid 32672] write(1, "executing program\n", 18executing program [pid 293] mkdir("./13274", 0777 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32674] <... openat resumed>) = 3 [pid 293] <... mkdir resumed>) = 0 [pid 32672] <... write resumed>) = 18 executing program [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] close(3 [pid 32674] write(3, "1000", 4) = 4 [pid 32674] close(3) = 0 [pid 32674] symlink("/dev/binderfs", "./binderfs") = 0 [pid 292] <... close resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32672] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32675 [pid 292] rmdir("./13148" [pid 32674] write(1, "executing program\n", 18) = 18 [pid 32674] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... rmdir resumed>) = 0 [pid 32674] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] mkdir("./13149", 0777 [pid 32672] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32674] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32674] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 292] <... mkdir resumed>) = 0 [pid 32672] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] umount2("./12955", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32674] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32674] exit_group(0) = ? ./strace-static-x86_64: Process 32676 attached [pid 32674] +++ exited with 0 +++ [pid 32672] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 291] openat(AT_FDCWD, "./12955", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32672] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32676 [pid 291] <... openat resumed>) = 3 [pid 291] newfstatat(3, "", [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32672] <... openat resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 32675 attached [pid 32675] set_robust_list(0x5555712b4660, 24) = 0 [pid 32675] chdir("./13274") = 0 [pid 32675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32675] <... prctl resumed>) = 0 [pid 291] getdents64(3, [pid 32672] write(-1, "0x0000000000000001", 18 [pid 32675] setpgid(0, 0 [pid 32672] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32675] <... setpgid resumed>) = 0 [pid 32676] set_robust_list(0x5555712b4660, 24 [pid 32675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32672] exit_group(0 [pid 291] umount2("./12955/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32675] <... openat resumed>) = 3 [pid 32675] write(3, "1000", 4) = 4 [pid 32675] close(3 [pid 32672] <... exit_group resumed>) = ? executing program [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32675] <... close resumed>) = 0 [pid 291] newfstatat(AT_FDCWD, "./12955/binderfs", [pid 32675] symlink("/dev/binderfs", "./binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32675] <... symlink resumed>) = 0 [pid 291] unlink("./12955/binderfs" [pid 32675] write(1, "executing program\n", 18) = 18 [pid 32675] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... unlink resumed>) = 0 [pid 32675] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] getdents64(3, [pid 32672] +++ exited with 0 +++ [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32675] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] close(3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... close resumed>) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 291] rmdir("./12955" [pid 32675] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32675] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32675] write(-1, "0x0000000000000001", 18 [pid 291] <... rmdir resumed>) = 0 [pid 32675] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] mkdir("./12956", 0777 [pid 32675] exit_group(0) = ? [pid 32676] <... set_robust_list resumed>) = 0 [pid 32675] +++ exited with 0 +++ [pid 291] <... mkdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32676] chdir("./13149") = 0 [pid 32676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32677 [pid 32676] <... prctl resumed>) = 0 [pid 32676] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 32677 attached [pid 32676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32676] write(3, "1000", 4 [pid 32677] set_robust_list(0x5555712b4660, 24 [pid 32676] <... write resumed>) = 4 [pid 32677] <... set_robust_list resumed>) = 0 [pid 32676] close(3) = 0 [pid 32676] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32677] chdir("./12956" [pid 32676] write(1, "executing program\n", 18 [pid 290] <... restart_syscall resumed>) = 0 [pid 32676] <... write resumed>) = 18 [pid 32676] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] <... restart_syscall resumed>) = 0 [pid 32677] <... chdir resumed>) = 0 [pid 32676] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12809", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32677] <... prctl resumed>) = 0 [pid 32676] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] openat(AT_FDCWD, "./12809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] umount2("./12659", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(3, "", [pid 289] openat(AT_FDCWD, "./12659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32676] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... openat resumed>) = 3 [pid 32676] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] getdents64(3, [pid 289] newfstatat(3, "", [pid 32677] setpgid(0, 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32676] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] umount2("./12809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 32677] <... setpgid resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] newfstatat(AT_FDCWD, "./12809/binderfs", [pid 32676] write(-1, "0x0000000000000001", 18 [pid 289] umount2("./12659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32676] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] unlink("./12809/binderfs" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32677] <... openat resumed>) = 3 [pid 32676] exit_group(0 [pid 290] <... unlink resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12659/binderfs", executing program [pid 32676] <... exit_group resumed>) = ? [pid 290] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] unlink("./12659/binderfs" [pid 290] close(3 [pid 32677] write(3, "1000", 4) = 4 [pid 289] <... unlink resumed>) = 0 [pid 32677] close(3 [pid 289] getdents64(3, [pid 293] umount2("./13274", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... close resumed>) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] rmdir("./12809" [pid 289] close(3 [pid 293] openat(AT_FDCWD, "./13274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32677] <... close resumed>) = 0 [pid 32677] symlink("/dev/binderfs", "./binderfs") = 0 [pid 293] <... openat resumed>) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 293] newfstatat(3, "", [pid 290] mkdir("./12810", 0777 [pid 289] rmdir("./12659" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32677] write(1, "executing program\n", 18) = 18 [pid 32677] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... mkdir resumed>) = 0 [pid 293] getdents64(3, [pid 32677] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32677] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 289] <... rmdir resumed>) = 0 [pid 32677] write(-1, "0x0000000000000001", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12660", 0777 [pid 293] umount2("./13274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32677] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32677] exit_group(0) = ? ./strace-static-x86_64: Process 32678 attached [pid 32677] +++ exited with 0 +++ [pid 32676] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... mkdir resumed>) = 0 [pid 32678] set_robust_list(0x5555712b4660, 24 [pid 293] newfstatat(AT_FDCWD, "./13274/binderfs", [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32678 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32678] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 32679 attached [pid 32678] chdir("./12810" [pid 293] unlink("./13274/binderfs" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32679 [pid 32679] set_robust_list(0x5555712b4660, 24) = 0 [pid 32678] <... chdir resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 32678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] getdents64(3, [pid 32678] <... prctl resumed>) = 0 [pid 32679] chdir("./12660" [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32679] <... chdir resumed>) = 0 [pid 32678] setpgid(0, 0 [pid 293] close(3 [pid 32678] <... setpgid resumed>) = 0 [pid 32679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... close resumed>) = 0 [pid 32679] <... prctl resumed>) = 0 [pid 293] rmdir("./13274" [pid 32678] <... openat resumed>) = 3 [pid 293] <... rmdir resumed>) = 0 [pid 32679] setpgid(0, 0 [pid 32678] write(3, "1000", 4 [pid 293] mkdir("./13275", 0777 [pid 291] <... restart_syscall resumed>) = 0 [pid 32679] <... setpgid resumed>) = 0 [pid 32678] <... write resumed>) = 4 [pid 291] umount2("./12956", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 291] openat(AT_FDCWD, "./12956", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 293] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32678] close(3 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32679] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32680 attached [pid 32679] write(3, "1000", 4executing program [pid 32678] <... close resumed>) = 0 [pid 291] getdents64(3, [pid 32678] symlink("/dev/binderfs", "./binderfs" [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32680 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12956/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32679] <... write resumed>) = 4 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32679] close(3 [pid 291] newfstatat(AT_FDCWD, "./12956/binderfs", [pid 32679] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32678] <... symlink resumed>) = 0 [pid 32680] set_robust_list(0x5555712b4660, 24 [pid 32678] write(1, "executing program\n", 18 [pid 291] unlink("./12956/binderfs" [pid 32680] <... set_robust_list resumed>) = 0 [pid 32678] <... write resumed>) = 18 [pid 32679] symlink("/dev/binderfs", "./binderfs" [pid 291] <... unlink resumed>) = 0 [pid 32678] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] getdents64(3, [pid 32678] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32680] chdir("./13275" [pid 32678] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 291] close(3 [pid 32680] <... chdir resumed>) = 0 [pid 32679] <... symlink resumed>) = 0 [pid 32678] <... openat resumed>) = -1 ENOENT (No such file or directory) executing program [pid 291] <... close resumed>) = 0 [pid 32680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32678] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] rmdir("./12956" [pid 32679] write(1, "executing program\n", 18) = 18 [pid 32680] <... prctl resumed>) = 0 [pid 32679] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32678] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... rmdir resumed>) = 0 [pid 32679] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] mkdir("./12957", 0777 [pid 32678] write(-1, "0x0000000000000001", 18 [pid 32679] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32679] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32678] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... mkdir resumed>) = 0 [pid 32680] setpgid(0, 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32679] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32679] exit_group(0) = ? [pid 32680] <... setpgid resumed>) = 0 [pid 32679] +++ exited with 0 +++ [pid 32678] exit_group(0) = ? [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32681 ./strace-static-x86_64: Process 32681 attached [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32681] set_robust_list(0x5555712b4660, 24) = 0 [pid 32681] chdir("./12957") = 0 [pid 32681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32681] setpgid(0, 0 [pid 32678] +++ exited with 0 +++ [pid 32681] <... setpgid resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32681] <... openat resumed>) = 3 [pid 32680] <... openat resumed>) = 3 [pid 32681] write(3, "1000", 4 [pid 32680] write(3, "1000", 4 [pid 32681] <... write resumed>) = 4 [pid 32681] close(3 [pid 32680] <... write resumed>) = 4 [pid 32681] <... close resumed>) = 0 [pid 32681] symlink("/dev/binderfs", "./binderfs" [pid 32680] close(3 [pid 32681] <... symlink resumed>) = 0 [pid 32680] <... close resumed>) = 0 executing program [pid 32681] write(1, "executing program\n", 18) = 18 [pid 32681] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32680] symlink("/dev/binderfs", "./binderfs" [pid 32681] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32681] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32680] <... symlink resumed>) = 0 [pid 32681] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32680] write(1, "executing program\n", 18executing program ) = 18 [pid 32681] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32680] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... restart_syscall resumed>) = 0 [pid 32681] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32680] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32680] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] umount2("./13149", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32681] write(-1, "0x0000000000000001", 18 [pid 290] <... restart_syscall resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32681] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32680] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] openat(AT_FDCWD, "./13149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32680] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... openat resumed>) = 3 [pid 32680] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] newfstatat(3, "", [pid 32681] exit_group(0 [pid 32680] write(-1, "0x0000000000000001", 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] umount2("./12810", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... restart_syscall resumed>) = 0 [pid 292] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32681] <... exit_group resumed>) = ? [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] openat(AT_FDCWD, "./12810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32680] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] umount2("./13149/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32680] exit_group(0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... openat resumed>) = 3 [pid 289] umount2("./12660", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] newfstatat(AT_FDCWD, "./13149/binderfs", [pid 290] newfstatat(3, "", [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] unlink("./13149/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] openat(AT_FDCWD, "./12660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32680] <... exit_group resumed>) = ? [pid 32681] +++ exited with 0 +++ [pid 32680] +++ exited with 0 +++ [pid 292] <... unlink resumed>) = 0 [pid 290] getdents64(3, [pid 289] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] newfstatat(3, "", [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] umount2("./12810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] close(3 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... close resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] rmdir("./13149" [pid 290] newfstatat(AT_FDCWD, "./12810/binderfs", [pid 289] getdents64(3, [pid 292] <... rmdir resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] mkdir("./13150", 0777 [pid 290] unlink("./12810/binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... unlink resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 290] getdents64(3, [pid 289] umount2("./12660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12810" [pid 293] umount2("./13275", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... rmdir resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12660/binderfs", [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32682 [pid 290] mkdir("./12811", 0777 [pid 293] openat(AT_FDCWD, "./13275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... mkdir resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... openat resumed>) = 3 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] newfstatat(3, "", [pid 289] unlink("./12660/binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32683 ./strace-static-x86_64: Process 32682 attached [pid 293] getdents64(3, [pid 289] <... unlink resumed>) = 0 [pid 32682] set_robust_list(0x5555712b4660, 24 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] getdents64(3, [pid 293] umount2("./13275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] close(3 [pid 293] newfstatat(AT_FDCWD, "./13275/binderfs", [pid 289] <... close resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] rmdir("./12660" [pid 293] unlink("./13275/binderfs" [pid 32682] <... set_robust_list resumed>) = 0 [pid 32682] chdir("./13150" [pid 289] <... rmdir resumed>) = 0 [pid 32682] <... chdir resumed>) = 0 [pid 293] <... unlink resumed>) = 0 [pid 289] mkdir("./12661", 0777 [pid 293] getdents64(3, [pid 32682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32682] setpgid(0, 0) = 0 [pid 32682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 293] close(3executing program [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32682] <... openat resumed>) = 3 [pid 293] <... close resumed>) = 0 [pid 32682] write(3, "1000", 4) = 4 [pid 32682] close(3) = 0 [pid 32682] symlink("/dev/binderfs", "./binderfs" [pid 293] rmdir("./13275" [pid 291] umount2("./12957", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32684 [pid 32682] <... symlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32682] write(1, "executing program\n", 18 [pid 293] <... rmdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12957", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] mkdir("./13276", 0777 [pid 291] <... openat resumed>) = 3 [pid 32682] <... write resumed>) = 18 [pid 32682] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... mkdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32682] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32682] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32682] write(-1, "0x0000000000000001", 18 [pid 291] getdents64(3, [pid 32682] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32682] exit_group(0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32685 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12957/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32685 attached ./strace-static-x86_64: Process 32683 attached [pid 32682] <... exit_group resumed>) = ? [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32685] set_robust_list(0x5555712b4660, 24 [pid 32683] set_robust_list(0x5555712b4660, 24 [pid 32682] +++ exited with 0 +++ [pid 291] newfstatat(AT_FDCWD, "./12957/binderfs", ./strace-static-x86_64: Process 32684 attached [pid 32684] set_robust_list(0x5555712b4660, 24) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32685] <... set_robust_list resumed>) = 0 [pid 32683] <... set_robust_list resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] unlink("./12957/binderfs" [pid 32684] chdir("./12661") = 0 [pid 291] <... unlink resumed>) = 0 [pid 32684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32684] setpgid(0, 0) = 0 [pid 32685] chdir("./13276" [pid 32684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32683] chdir("./12811" [pid 291] getdents64(3, [pid 32684] <... openat resumed>) = 3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32684] write(3, "1000", 4 [pid 291] close(3 [pid 32684] <... write resumed>) = 4 [pid 291] <... close resumed>) = 0 [pid 32684] close(3 [pid 291] rmdir("./12957" [pid 32684] <... close resumed>) = 0 [pid 32684] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... rmdir resumed>) = 0 [pid 32684] write(1, "executing program\n", 18 [pid 291] mkdir("./12958", 0777executing program [pid 32684] <... write resumed>) = 18 [pid 32685] <... chdir resumed>) = 0 [pid 32683] <... chdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 32683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32684] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32683] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 32686 attached [pid 32685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32683] setpgid(0, 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32686 [pid 32683] <... setpgid resumed>) = 0 [pid 32685] <... prctl resumed>) = 0 [pid 32685] setpgid(0, 0 [pid 32684] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32684] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32683] <... openat resumed>) = 3 [pid 32685] <... setpgid resumed>) = 0 [pid 32683] write(3, "1000", 4 [pid 32685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32683] <... write resumed>) = 4 [pid 32686] set_robust_list(0x5555712b4660, 24 [pid 32683] close(3 [pid 292] <... restart_syscall resumed>) = 0 [pid 32683] <... close resumed>) = 0 executing program [pid 32683] symlink("/dev/binderfs", "./binderfs" [pid 32684] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32684] write(-1, "0x0000000000000001", 18 [pid 32683] <... symlink resumed>) = 0 [pid 32683] write(1, "executing program\n", 18 [pid 292] umount2("./13150", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32685] <... openat resumed>) = 3 [pid 32684] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32683] <... write resumed>) = 18 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32685] write(3, "1000", 4 [pid 32684] exit_group(0 [pid 32683] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] openat(AT_FDCWD, "./13150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32685] <... write resumed>) = 4 [pid 32684] <... exit_group resumed>) = ? [pid 32683] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... openat resumed>) = 3 [pid 32686] <... set_robust_list resumed>) = 0 [pid 32685] close(3 [pid 32684] +++ exited with 0 +++ [pid 32683] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] newfstatat(3, "", [pid 32685] <... close resumed>) = 0 [pid 32683] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32683] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] getdents64(3, [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32683] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32685] symlink("/dev/binderfs", "./binderfs" [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32683] write(-1, "0x0000000000000001", 18 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32683] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] umount2("./13150/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32685] <... symlink resumed>) = 0 [pid 32683] exit_group(0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 32683] <... exit_group resumed>) = ? [pid 32685] write(1, "executing program\n", 18 [pid 292] newfstatat(AT_FDCWD, "./13150/binderfs", [pid 289] <... restart_syscall resumed>) = 0 [pid 32685] <... write resumed>) = 18 [pid 32685] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32685] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32683] +++ exited with 0 +++ [pid 32685] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32685] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] unlink("./13150/binderfs" [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32685] write(-1, "0x0000000000000001", 18 [pid 292] <... unlink resumed>) = 0 [pid 289] umount2("./12661", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32685] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] openat(AT_FDCWD, "./12661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] close(3 [pid 289] <... openat resumed>) = 3 [pid 32685] exit_group(0 [pid 292] <... close resumed>) = 0 [pid 289] newfstatat(3, "", [pid 292] rmdir("./13150" [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32685] <... exit_group resumed>) = ? [pid 32686] chdir("./12958" [pid 32685] +++ exited with 0 +++ [pid 292] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 292] mkdir("./13151", 0777 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32686] <... chdir resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... mkdir resumed>) = 0 [pid 289] umount2("./12661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32686] setpgid(0, 0) = 0 [pid 32686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] newfstatat(AT_FDCWD, "./12661/binderfs", [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32687 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32686] <... openat resumed>) = 3 [pid 289] unlink("./12661/binderfs" [pid 32686] write(3, "1000", 4 [pid 289] <... unlink resumed>) = 0 [pid 289] getdents64(3, [pid 32686] <... write resumed>) = 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 32686] close(3./strace-static-x86_64: Process 32687 attached [pid 289] <... close resumed>) = 0 [pid 32686] <... close resumed>) = 0 [pid 289] rmdir("./12661" [pid 32687] set_robust_list(0x5555712b4660, 24) = 0 [pid 32687] chdir("./13151" [pid 289] <... rmdir resumed>) = 0 [pid 32686] symlink("/dev/binderfs", "./binderfs" [pid 289] mkdir("./12662", 0777 [pid 32687] <... chdir resumed>) = 0 [pid 32687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32687] setpgid(0, 0) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32687] write(3, "1000", 4) = 4 [pid 32687] close(3) = 0 [pid 32687] symlink("/dev/binderfs", "./binderfs" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32688 [pid 32687] <... symlink resumed>) = 0 [pid 32686] <... symlink resumed>) = 0 [pid 32687] write(1, "executing program\n", 18executing program [pid 32686] write(1, "executing program\n", 18 [pid 32687] <... write resumed>) = 18 executing program [pid 32687] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32686] <... write resumed>) = 18 [pid 32687] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32686] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32687] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32686] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32687] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32687] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32686] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32687] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32687] write(-1, "0x0000000000000001", 18 [pid 32686] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32687] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32687] exit_group(0 [pid 32686] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32687] <... exit_group resumed>) = ? [pid 32687] +++ exited with 0 +++ [pid 32686] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32686] write(-1, "0x0000000000000001", 18./strace-static-x86_64: Process 32688 attached [pid 32688] set_robust_list(0x5555712b4660, 24) = 0 [pid 32688] chdir("./12662" [pid 32686] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32686] exit_group(0) = ? [pid 32688] <... chdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12811", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./12811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32686] +++ exited with 0 +++ [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] umount2("./12811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12811/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12811/binderfs") = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./12811") = 0 [pid 290] mkdir("./12812", 0777) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32689 attached , child_tidptr=0x5555712b4650) = 32689 [pid 32689] set_robust_list(0x5555712b4660, 24 [pid 32688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32688] setpgid(0, 0) = 0 [pid 32689] <... set_robust_list resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] umount2("./13276", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 293] openat(AT_FDCWD, "./13276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32688] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32688] write(3, "1000", 4 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32688] <... write resumed>) = 4 [pid 293] getdents64(3, [pid 32688] close(3) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32688] symlink("/dev/binderfs", "./binderfs" [pid 293] umount2("./13276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32689] chdir("./12812" [pid 32688] <... symlink resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... restart_syscall resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13276/binderfs", [pid 32688] write(1, "executing program\n", 18 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 293] unlink("./13276/binderfs" [pid 292] umount2("./13151", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32688] <... write resumed>) = 18 [pid 32688] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... unlink resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] getdents64(3, [pid 292] openat(AT_FDCWD, "./13151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32688] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] close(3 [pid 292] <... openat resumed>) = 3 [pid 293] <... close resumed>) = 0 [pid 292] newfstatat(3, "", [pid 293] rmdir("./13276" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32688] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... rmdir resumed>) = 0 [pid 292] getdents64(3, [pid 293] mkdir("./13277", 0777 [pid 32688] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32688] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32688] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32688] exit_group(0 [pid 293] <... mkdir resumed>) = 0 [pid 292] umount2("./13151/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32688] <... exit_group resumed>) = ? [pid 32689] <... chdir resumed>) = 0 [pid 32688] +++ exited with 0 +++ [pid 292] newfstatat(AT_FDCWD, "./13151/binderfs", [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32690 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... restart_syscall resumed>) = 0 [pid 292] unlink("./13151/binderfs"./strace-static-x86_64: Process 32690 attached [pid 32690] set_robust_list(0x5555712b4660, 24) = 0 [pid 32690] chdir("./13277") = 0 [pid 32690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32690] setpgid(0, 0) = 0 [pid 292] <... unlink resumed>) = 0 [pid 32690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] getdents64(3, [pid 291] umount2("./12958", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] close(3 [pid 289] umount2("./12662", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... close resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12958", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] rmdir("./13151" [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... openat resumed>) = 3 [pid 32690] <... openat resumed>) = 3 executing program [pid 292] <... rmdir resumed>) = 0 [pid 291] newfstatat(3, "", [pid 289] openat(AT_FDCWD, "./12662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] mkdir("./13152", 0777 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... openat resumed>) = 3 [pid 32690] write(3, "1000", 4) = 4 [pid 32690] close(3) = 0 [pid 32690] symlink("/dev/binderfs", "./binderfs" [pid 292] <... mkdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32690] <... symlink resumed>) = 0 [pid 32690] write(1, "executing program\n", 18) = 18 [pid 32690] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] getdents64(3, [pid 32690] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32691 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] umount2("./12958/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(AT_FDCWD, "./12958/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12662/binderfs", [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12958/binderfs" [pid 32689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] unlink("./12662/binderfs" [pid 32690] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... unlink resumed>) = 0 [pid 32690] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] getdents64(3, [pid 289] <... unlink resumed>) = 0 [pid 32690] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] getdents64(3, [pid 291] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... close resumed>) = 0 [pid 289] close(3 [pid 291] rmdir("./12958" [pid 289] <... close resumed>) = 0 [pid 32690] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32690] exit_group(0) = ? [pid 291] <... rmdir resumed>) = 0 [pid 289] rmdir("./12662" [pid 291] mkdir("./12959", 0777) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12663", 0777 [pid 32690] +++ exited with 0 +++ ./strace-static-x86_64: Process 32691 attached [pid 32691] set_robust_list(0x5555712b4660, 24) = 0 [pid 32691] chdir("./13152") = 0 [pid 289] <... mkdir resumed>) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32692 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32691] setpgid(0, 0) = 0 [pid 32691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32693 [pid 32691] <... openat resumed>) = 3 [pid 32691] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 32693 attached [pid 32691] close(3 [pid 32689] <... prctl resumed>) = 0 [pid 32691] <... close resumed>) = 0 [pid 32691] symlink("/dev/binderfs", "./binderfs" [pid 32693] set_robust_list(0x5555712b4660, 24 [pid 32691] <... symlink resumed>) = 0 executing program [pid 32689] setpgid(0, 0 [pid 32691] write(1, "executing program\n", 18) = 18 [pid 32691] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32689] <... setpgid resumed>) = 0 [pid 32693] <... set_robust_list resumed>) = 0 [pid 32691] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32691] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32691] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32691] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32691] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32691] exit_group(0 [pid 32689] <... openat resumed>) = 3 [pid 32691] <... exit_group resumed>) = ? [pid 32693] chdir("./12663" [pid 32689] write(3, "1000", 4 [pid 32693] <... chdir resumed>) = 0 [pid 32691] +++ exited with 0 +++ [pid 32689] <... write resumed>) = 4 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32692 attached [pid 32689] close(3 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] umount2("./13277", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32689] <... close resumed>) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32689] symlink("/dev/binderfs", "./binderfs" [pid 293] openat(AT_FDCWD, "./13277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32692] set_robust_list(0x5555712b4660, 24 [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32692] <... set_robust_list resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 32692] chdir("./12959" [pid 32689] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 32692] <... chdir resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32689] write(1, "executing program\n", 18 [pid 293] umount2("./13277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32689] <... write resumed>) = 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32692] <... prctl resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13277/binderfs", [pid 32692] setpgid(0, 0 [pid 32689] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32692] <... setpgid resumed>) = 0 [pid 293] unlink("./13277/binderfs" [pid 32689] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32689] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... unlink resumed>) = 0 [pid 32692] <... openat resumed>) = 3 [pid 32689] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] getdents64(3, [pid 32692] write(3, "1000", 4 [pid 32689] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] close(3 [pid 32689] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32692] <... write resumed>) = 4 [pid 293] <... close resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 293] rmdir("./13277" [pid 32693] <... prctl resumed>) = 0 [pid 32689] write(-1, "0x0000000000000001", 18 [pid 32692] close(3 [pid 292] umount2("./13152", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32689] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... rmdir resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32693] setpgid(0, 0 [pid 293] mkdir("./13278", 0777 [pid 292] openat(AT_FDCWD, "./13152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32689] exit_group(0 [pid 292] <... openat resumed>) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32693] <... setpgid resumed>) = 0 [pid 32689] <... exit_group resumed>) = ? [pid 293] <... mkdir resumed>) = 0 [pid 292] umount2("./13152/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32692] <... close resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13152/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32694 [pid 292] close(3) = 0 [pid 292] rmdir("./13152" [pid 32689] +++ exited with 0 +++ ./strace-static-x86_64: Process 32694 attached [pid 32693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... rmdir resumed>) = 0 [pid 32692] symlink("/dev/binderfs", "./binderfs" [pid 292] mkdir("./13153", 0777 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32694] set_robust_list(0x5555712b4660, 24 [pid 32693] <... openat resumed>) = 3 [pid 32692] <... symlink resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 32694] <... set_robust_list resumed>) = 0 [pid 32693] write(3, "1000", 4 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32693] <... write resumed>) = 4 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32693] close(3 [pid 290] <... restart_syscall resumed>) = 0 executing program [pid 32692] write(1, "executing program\n", 18./strace-static-x86_64: Process 32695 attached [pid 32693] <... close resumed>) = 0 [pid 32692] <... write resumed>) = 18 [pid 32694] chdir("./13278" [pid 32693] symlink("/dev/binderfs", "./binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32695 [pid 32692] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32693] <... symlink resumed>) = 0 [pid 290] umount2("./12812", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32694] <... chdir resumed>) = 0 [pid 32693] write(1, "executing program\n", 18executing program [pid 32694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32693] <... write resumed>) = 18 [pid 32694] <... prctl resumed>) = 0 [pid 290] openat(AT_FDCWD, "./12812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32693] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... openat resumed>) = 3 [pid 32694] setpgid(0, 0 [pid 32693] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(3, "", [pid 32695] set_robust_list(0x5555712b4660, 24 [pid 32694] <... setpgid resumed>) = 0 [pid 32693] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32695] <... set_robust_list resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32693] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 32693] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32692] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32693] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32693] write(-1, "0x0000000000000001", 18 [pid 32692] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32693] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] newfstatat(AT_FDCWD, "./12812/binderfs", [pid 32692] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32693] exit_group(0) = ? [pid 32692] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32694] <... openat resumed>) = 3 [pid 32692] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32692] exit_group(0) = ? [pid 32695] chdir("./13153" [pid 32694] write(3, "1000", 4 [pid 32693] +++ exited with 0 +++ [pid 32692] +++ exited with 0 +++ [pid 290] unlink("./12812/binderfs" [pid 32695] <... chdir resumed>) = 0 [pid 32694] <... write resumed>) = 4 [pid 32695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32694] close(3 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... unlink resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32695] <... prctl resumed>) = 0 [pid 32694] <... close resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] getdents64(3, [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32694] symlink("/dev/binderfs", "./binderfs" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32695] setpgid(0, 0 [pid 290] close(3) = 0 [pid 32695] <... setpgid resumed>) = 0 [pid 32694] <... symlink resumed>) = 0 [pid 32695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] rmdir("./12812" [pid 32694] write(1, "executing program\n", 18executing program [pid 32695] <... openat resumed>) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 32695] write(3, "1000", 4 [pid 32694] <... write resumed>) = 18 [pid 290] mkdir("./12813", 0777 [pid 32695] <... write resumed>) = 4 [pid 32695] close(3) = 0 [pid 32694] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... mkdir resumed>) = 0 [pid 32695] symlink("/dev/binderfs", "./binderfs" [pid 32694] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32694] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH./strace-static-x86_64: Process 32696 attached [pid 32695] <... symlink resumed>) = 0 [pid 32694] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32694] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32696] set_robust_list(0x5555712b4660, 24 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32696 [pid 32696] <... set_robust_list resumed>) = 0 [pid 32694] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32695] write(1, "executing program\n", 18 [pid 32694] write(-1, "0x0000000000000001", 18 [pid 32695] <... write resumed>) = 18 [pid 32694] <... write resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 32696] chdir("./12813" [pid 32695] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32694] exit_group(0 [pid 32696] <... chdir resumed>) = 0 [pid 32694] <... exit_group resumed>) = ? [pid 32695] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32695] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32695] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32695] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32694] +++ exited with 0 +++ [pid 32696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32695] exit_group(0) = ? [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32696] <... prctl resumed>) = 0 [pid 32696] setpgid(0, 0 [pid 32695] +++ exited with 0 +++ [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32696] <... setpgid resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] umount2("./13278", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32696] write(3, "1000", 4 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32696] <... write resumed>) = 4 [pid 293] openat(AT_FDCWD, "./13278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32696] close(3 [pid 293] <... openat resumed>) = 3 [pid 32696] <... close resumed>) = 0 [pid 293] newfstatat(3, "", [pid 32696] symlink("/dev/binderfs", "./binderfs" executing program [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32696] <... symlink resumed>) = 0 [pid 293] getdents64(3, [pid 32696] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32696] <... write resumed>) = 18 [pid 293] umount2("./13278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32696] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32696] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(AT_FDCWD, "./13278/binderfs", [pid 32696] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32696] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] unlink("./13278/binderfs" [pid 292] <... restart_syscall resumed>) = 0 [pid 32696] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... unlink resumed>) = 0 [pid 293] getdents64(3, [pid 32696] write(-1, "0x0000000000000001", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] close(3 [pid 32696] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] umount2("./13153", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... restart_syscall resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] rmdir("./13278" [pid 292] openat(AT_FDCWD, "./13153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32696] exit_group(0) = ? [pid 32696] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 289] <... restart_syscall resumed>) = 0 [pid 293] mkdir("./13279", 0777 [pid 292] newfstatat(3, "", [pid 291] umount2("./12959", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... mkdir resumed>) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] getdents64(3, [pid 291] openat(AT_FDCWD, "./12959", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] umount2("./12663", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13153/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... openat resumed>) = 3 ./strace-static-x86_64: Process 32697 attached [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32697 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(3, "", [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13153/binderfs", [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] openat(AT_FDCWD, "./12663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32697] set_robust_list(0x5555712b4660, 24 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] getdents64(3, [pid 32697] <... set_robust_list resumed>) = 0 [pid 292] unlink("./13153/binderfs" [pid 289] <... openat resumed>) = 3 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] <... unlink resumed>) = 0 [pid 291] umount2("./12959/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] newfstatat(3, "", [pid 32697] chdir("./13279" [pid 292] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32697] <... chdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] close(3 [pid 291] newfstatat(AT_FDCWD, "./12959/binderfs", [pid 32697] <... prctl resumed>) = 0 [pid 292] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 292] rmdir("./13153" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32697] setpgid(0, 0) = 0 [pid 292] <... rmdir resumed>) = 0 [pid 291] unlink("./12959/binderfs" [pid 289] umount2("./12663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] mkdir("./13154", 0777 [pid 32697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... unlink resumed>) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32697] <... openat resumed>) = 3 [pid 32697] write(3, "1000", 4) = 4 [pid 32697] close(3 [pid 292] <... mkdir resumed>) = 0 [pid 291] getdents64(3, executing program [pid 289] newfstatat(AT_FDCWD, "./12663/binderfs", [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32697] <... close resumed>) = 0 [pid 32697] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32697] write(1, "executing program\n", 18 [pid 291] close(3 [pid 289] unlink("./12663/binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32698 [pid 291] <... close resumed>) = 0 [pid 32697] <... write resumed>) = 18 [pid 32697] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] rmdir("./12959" [pid 289] <... unlink resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32697] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32697] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... rmdir resumed>) = 0 [pid 289] getdents64(3, [pid 291] mkdir("./12960", 0777 [pid 32697] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] umount2("./12813", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32697] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32697] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32697] exit_group(0 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] close(3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] openat(AT_FDCWD, "./12813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... close resumed>) = 0 [pid 32697] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32699 attached [pid 32697] +++ exited with 0 +++ [pid 290] <... openat resumed>) = 3 [pid 289] rmdir("./12663" [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32699 [pid 290] newfstatat(3, "", ./strace-static-x86_64: Process 32698 attached {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] mkdir("./12664", 0777 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32698] set_robust_list(0x5555712b4660, 24) = 0 [pid 32698] chdir("./13154") = 0 [pid 290] umount2("./12813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] newfstatat(AT_FDCWD, "./12813/binderfs", [pid 32698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32698] setpgid(0, 0) = 0 [pid 32698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12813/binderfs" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32700 [pid 32698] <... openat resumed>) = 3 [pid 290] <... unlink resumed>) = 0 [pid 32698] write(3, "1000", 4 [pid 290] getdents64(3, [pid 32698] <... write resumed>) = 4 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32698] close(3 [pid 290] close(3 [pid 32698] <... close resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 32698] symlink("/dev/binderfs", "./binderfs" [pid 290] rmdir("./12813" [pid 32698] <... symlink resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32698] write(1, "executing program\n", 18 executing program [pid 290] mkdir("./12814", 0777 [pid 32698] <... write resumed>) = 18 [pid 32698] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32698] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 290] <... mkdir resumed>) = 0 [pid 32698] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32698] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32698] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32698] exit_group(0) = ? [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32701 ./strace-static-x86_64: Process 32701 attached [pid 32699] set_robust_list(0x5555712b4660, 24 [pid 32698] +++ exited with 0 +++ ./strace-static-x86_64: Process 32700 attached [pid 32700] set_robust_list(0x5555712b4660, 24) = 0 [pid 32700] chdir("./12664" [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32699] <... set_robust_list resumed>) = 0 [pid 32701] set_robust_list(0x5555712b4660, 24 [pid 32700] <... chdir resumed>) = 0 [pid 32700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... restart_syscall resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32700] <... prctl resumed>) = 0 [pid 293] umount2("./13279", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32700] setpgid(0, 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32700] <... setpgid resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] <... openat resumed>) = 3 [pid 32700] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 32699] chdir("./12960" [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32700] write(3, "1000", 4 [pid 293] getdents64(3, [pid 32700] <... write resumed>) = 4 [pid 32700] close(3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32700] <... close resumed>) = 0 [pid 293] umount2("./13279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32700] symlink("/dev/binderfs", "./binderfs" [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32701] <... set_robust_list resumed>) = 0 [pid 32700] <... symlink resumed>) = 0 [pid 32699] <... chdir resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13279/binderfs", [pid 32700] write(1, "executing program\n", 18 [pid 32699] prctl(PR_SET_PDEATHSIG, SIGKILL executing program [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32700] <... write resumed>) = 18 [pid 32699] <... prctl resumed>) = 0 [pid 293] unlink("./13279/binderfs" [pid 32700] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32699] setpgid(0, 0 [pid 293] <... unlink resumed>) = 0 [pid 32700] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] getdents64(3, [pid 32699] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32700] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] close(3 [pid 292] <... restart_syscall resumed>) = 0 [pid 32700] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... close resumed>) = 0 [pid 293] rmdir("./13279" [pid 32700] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32700] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32700] exit_group(0 [pid 293] <... rmdir resumed>) = 0 [pid 292] umount2("./13154", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32699] <... openat resumed>) = 3 [pid 293] mkdir("./13280", 0777 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32700] <... exit_group resumed>) = ? [pid 32701] chdir("./12814" [pid 32700] +++ exited with 0 +++ [pid 32699] write(3, "1000", 4 [pid 293] <... mkdir resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32699] <... write resumed>) = 4 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32699] close(3 [pid 292] <... openat resumed>) = 3 [pid 32701] <... chdir resumed>) = 0 [pid 32701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32701] setpgid(0, 0) = 0 [pid 32701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] newfstatat(3, "", [pid 32699] <... close resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32702 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32699] symlink("/dev/binderfs", "./binderfs" [pid 292] getdents64(3, [pid 32701] <... openat resumed>) = 3 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32701] write(3, "1000", 4 [pid 292] umount2("./13154/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32699] <... symlink resumed>) = 0 [pid 32701] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32699] write(1, "executing program\n", 18 [pid 292] newfstatat(AT_FDCWD, "./13154/binderfs", executing program [pid 32699] <... write resumed>) = 18 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32701] close(3 [pid 292] unlink("./13154/binderfs" [pid 32699] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32701] <... close resumed>) = 0 [pid 32701] symlink("/dev/binderfs", "./binderfs" [pid 292] <... unlink resumed>) = 0 [pid 32699] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 32701] <... symlink resumed>) = 0 [pid 32699] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32701] write(1, "executing program\n", 18 [pid 292] close(3executing program [pid 32699] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... close resumed>) = 0 [pid 32699] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] rmdir("./13154" [pid 289] <... restart_syscall resumed>) = 0 [pid 32701] <... write resumed>) = 18 [pid 32701] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32701] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... rmdir resumed>) = 0 [pid 32699] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] mkdir("./13155", 0777 [pid 32701] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32701] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32701] write(-1, "0x0000000000000001", 18 [pid 292] <... mkdir resumed>) = 0 [pid 289] umount2("./12664", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32702 attached [pid 32701] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32702] set_robust_list(0x5555712b4660, 24 [pid 32701] exit_group(0 [pid 32702] <... set_robust_list resumed>) = 0 [pid 32701] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32703 attached [pid 32702] chdir("./13280" [pid 32701] +++ exited with 0 +++ [pid 32699] write(-1, "0x0000000000000001", 18 [pid 289] openat(AT_FDCWD, "./12664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32699] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32703 [pid 32702] <... chdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32699] exit_group(0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] newfstatat(3, "", [pid 32699] <... exit_group resumed>) = ? [pid 32702] <... prctl resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32702] setpgid(0, 0) = 0 [pid 32702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32702] write(3, "1000", 4 [pid 32699] +++ exited with 0 +++ [pid 32702] <... write resumed>) = 4 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32702] close(3 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] umount2("./12664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] umount2("./12814", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12664/binderfs", [pid 290] openat(AT_FDCWD, "./12814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] <... openat resumed>) = 3 [pid 289] unlink("./12664/binderfs" [pid 32702] <... close resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32702] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... unlink resumed>) = 0 executing program [pid 32702] write(1, "executing program\n", 18 [pid 290] getdents64(3, [pid 289] getdents64(3, [pid 32702] <... write resumed>) = 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] umount2("./12814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] close(3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32702] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] newfstatat(AT_FDCWD, "./12814/binderfs", [pid 289] <... close resumed>) = 0 [pid 32703] set_robust_list(0x5555712b4660, 24 [pid 32702] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] rmdir("./12664" [pid 290] unlink("./12814/binderfs" [pid 32702] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32702] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... rmdir resumed>) = 0 [pid 32702] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... unlink resumed>) = 0 [pid 289] mkdir("./12665", 0777 [pid 290] getdents64(3, [pid 32702] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32702] exit_group(0) = ? [pid 32703] <... set_robust_list resumed>) = 0 [pid 32702] +++ exited with 0 +++ [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 290] close(3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... close resumed>) = 0 [pid 32703] chdir("./13155") = 0 [pid 32703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] rmdir("./12814" [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32704 [pid 32703] setpgid(0, 0) = 0 [pid 32703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12815", 0777 [pid 32703] <... openat resumed>) = 3 [pid 32703] write(3, "1000", 4) = 4 [pid 32703] close(3) = 0 [pid 32703] symlink("/dev/binderfs", "./binderfs" [pid 290] <... mkdir resumed>) = 0 [pid 32703] <... symlink resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 32703] write(1, "executing program\n", 18) = 18 [pid 32703] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... restart_syscall resumed>) = 0 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32705 [pid 32703] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32703] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] umount2("./13280", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32703] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 293] openat(AT_FDCWD, "./13280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 32703] write(-1, "0x0000000000000001", 18 [pid 293] newfstatat(3, "", [pid 32703] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12960", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32703] exit_group(0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] openat(AT_FDCWD, "./12960", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] umount2("./13280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... openat resumed>) = 3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] newfstatat(3, "", [pid 293] newfstatat(AT_FDCWD, "./13280/binderfs", [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] getdents64(3, [pid 293] unlink("./13280/binderfs" [pid 32703] <... exit_group resumed>) = ? [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32703] +++ exited with 0 +++ [pid 293] <... unlink resumed>) = 0 [pid 291] umount2("./12960/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] close(3 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] newfstatat(AT_FDCWD, "./12960/binderfs", [pid 293] <... close resumed>) = 0 [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] rmdir("./13280" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 32705 attached ./strace-static-x86_64: Process 32704 attached [pid 32704] set_robust_list(0x5555712b4660, 24 [pid 293] <... rmdir resumed>) = 0 [pid 291] unlink("./12960/binderfs" [pid 293] mkdir("./13281", 0777 [pid 291] <... unlink resumed>) = 0 [pid 32705] set_robust_list(0x5555712b4660, 24) = 0 [pid 32704] <... set_robust_list resumed>) = 0 [pid 293] <... mkdir resumed>) = 0 [pid 291] getdents64(3, [pid 292] <... restart_syscall resumed>) = 0 [pid 32704] chdir("./12665" [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32704] <... chdir resumed>) = 0 [pid 32705] chdir("./12815") = 0 [pid 32705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32705] setpgid(0, 0) = 0 [pid 291] close(3 [pid 32704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32706 [pid 292] umount2("./13155", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32704] <... prctl resumed>) = 0 executing program [pid 291] <... close resumed>) = 0 [pid 32704] setpgid(0, 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] rmdir("./12960" [pid 32704] <... setpgid resumed>) = 0 [pid 292] openat(AT_FDCWD, "./13155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... rmdir resumed>) = 0 [pid 292] <... openat resumed>) = 3 [pid 32705] <... openat resumed>) = 3 [pid 32704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] newfstatat(3, "", [pid 291] mkdir("./12961", 0777 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32704] <... openat resumed>) = 3 [pid 292] getdents64(3, [pid 32705] write(3, "1000", 4) = 4 [pid 32705] close(3) = 0 [pid 32705] symlink("/dev/binderfs", "./binderfs" [pid 291] <... mkdir resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32704] write(3, "1000", 4 [pid 292] umount2("./13155/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32705] <... symlink resumed>) = 0 [pid 32705] write(1, "executing program\n", 18) = 18 [pid 32705] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32704] <... write resumed>) = 4 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32707 [pid 32704] close(3 [pid 292] newfstatat(AT_FDCWD, "./13155/binderfs", [pid 32705] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32704] <... close resumed>) = 0 executing program [pid 292] unlink("./13155/binderfs" [pid 32704] symlink("/dev/binderfs", "./binderfs" [pid 32705] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... unlink resumed>) = 0 [pid 32705] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32704] <... symlink resumed>) = 0 [pid 292] getdents64(3, [pid 32704] write(1, "executing program\n", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32704] <... write resumed>) = 18 [pid 292] close(3 [pid 32704] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... close resumed>) = 0 ./strace-static-x86_64: Process 32707 attached [pid 32704] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] rmdir("./13155" [pid 32704] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32705] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32705] exit_group(0 [pid 32704] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... rmdir resumed>) = 0 [pid 32704] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] mkdir("./13156", 0777 [pid 32704] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32705] <... exit_group resumed>) = ? [pid 32707] set_robust_list(0x5555712b4660, 24 [pid 32705] +++ exited with 0 +++ [pid 32704] write(-1, "0x0000000000000001", 18 [pid 292] <... mkdir resumed>) = 0 [pid 32704] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 32706 attached [pid 32704] exit_group(0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32706] set_robust_list(0x5555712b4660, 24) = 0 [pid 32706] chdir("./13281") = 0 [pid 32706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32704] <... exit_group resumed>) = ? [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32708 ./strace-static-x86_64: Process 32708 attached [pid 32707] <... set_robust_list resumed>) = 0 [pid 32706] <... prctl resumed>) = 0 [pid 32706] setpgid(0, 0) = 0 [pid 32706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32704] +++ exited with 0 +++ [pid 290] <... restart_syscall resumed>) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] umount2("./12815", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32706] <... openat resumed>) = 3 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32706] write(3, "1000", 4 [pid 290] openat(AT_FDCWD, "./12815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32706] <... write resumed>) = 4 [pid 290] <... openat resumed>) = 3 [pid 32706] close(3 [pid 290] newfstatat(3, "", [pid 32706] <... close resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32706] symlink("/dev/binderfs", "./binderfs" [pid 290] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32706] <... symlink resumed>) = 0 [pid 290] umount2("./12815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32708] set_robust_list(0x5555712b4660, 24 [pid 32706] write(1, "executing program\n", 18 executing program [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12815/binderfs", [pid 32706] <... write resumed>) = 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12815/binderfs" [pid 32706] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... unlink resumed>) = 0 [pid 32706] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] getdents64(3, [pid 32708] <... set_robust_list resumed>) = 0 [pid 32706] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 32706] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] rmdir("./12815" [pid 32707] chdir("./12961" [pid 32708] chdir("./13156" [pid 290] <... rmdir resumed>) = 0 [pid 32706] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] mkdir("./12816", 0777 [pid 32707] <... chdir resumed>) = 0 [pid 32707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32708] <... chdir resumed>) = 0 [pid 32707] <... prctl resumed>) = 0 [pid 32707] setpgid(0, 0 [pid 32708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32706] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32707] <... setpgid resumed>) = 0 [pid 32708] setpgid(0, 0 [pid 32707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32708] <... setpgid resumed>) = 0 [pid 32708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32706] write(-1, "0x0000000000000001", 18 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32709 ./strace-static-x86_64: Process 32709 attached [pid 32707] <... openat resumed>) = 3 [pid 32706] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32708] <... openat resumed>) = 3 [pid 32706] exit_group(0 [pid 32708] write(3, "1000", 4) = 4 [pid 32708] close(3) = 0 [pid 32706] <... exit_group resumed>) = ? executing program [pid 32708] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32708] write(1, "executing program\n", 18) = 18 [pid 32708] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32706] +++ exited with 0 +++ [pid 32708] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32708] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32708] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32708] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32708] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32709] set_robust_list(0x5555712b4660, 24 [pid 32707] write(3, "1000", 4 [pid 32709] <... set_robust_list resumed>) = 0 [pid 32708] exit_group(0 [pid 32707] <... write resumed>) = 4 [pid 32708] <... exit_group resumed>) = ? [pid 32709] chdir("./12816" [pid 32708] +++ exited with 0 +++ [pid 32707] close(3 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32709] <... chdir resumed>) = 0 [pid 32709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32709] setpgid(0, 0 [pid 32707] <... close resumed>) = 0 [pid 32709] <... setpgid resumed>) = 0 [pid 32709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32707] symlink("/dev/binderfs", "./binderfs" [pid 32709] <... openat resumed>) = 3 [pid 32707] <... symlink resumed>) = 0 [pid 32709] write(3, "1000", 4) = 4 [pid 32709] close(3) = 0 [pid 32709] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 32707] write(1, "executing program\n", 18 [pid 32709] write(1, "executing program\n", 18executing program ) = 18 [pid 32709] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32707] <... write resumed>) = 18 [pid 32709] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32709] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32707] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32709] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32707] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32709] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32709] exit_group(0 [pid 32707] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... restart_syscall resumed>) = 0 [pid 32709] <... exit_group resumed>) = ? [pid 32709] +++ exited with 0 +++ [pid 32707] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... restart_syscall resumed>) = 0 [pid 289] umount2("./12665", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32707] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13156", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] openat(AT_FDCWD, "./13156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... openat resumed>) = 3 [pid 32707] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... openat resumed>) = 3 [pid 289] newfstatat(3, "", [pid 292] newfstatat(3, "", [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] getdents64(3, [pid 292] getdents64(3, [pid 32707] write(-1, "0x0000000000000001", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13156/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] umount2("./12665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13156/binderfs", [pid 289] newfstatat(AT_FDCWD, "./12665/binderfs", [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13156/binderfs" [pid 289] unlink("./12665/binderfs" [pid 32707] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32707] exit_group(0 [pid 292] <... unlink resumed>) = 0 [pid 32707] <... exit_group resumed>) = ? [pid 292] getdents64(3, [pid 289] <... unlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] getdents64(3, [pid 32707] +++ exited with 0 +++ [pid 292] close(3 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... close resumed>) = 0 [pid 289] close(3 [pid 292] rmdir("./13156" [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... close resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... rmdir resumed>) = 0 [pid 289] rmdir("./12665" [pid 292] mkdir("./13157", 0777) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mkdir("./12666", 0777 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32710 ./strace-static-x86_64: Process 32710 attached [pid 32710] set_robust_list(0x5555712b4660, 24) = 0 [pid 32710] chdir("./13157" [pid 293] <... restart_syscall resumed>) = 0 [pid 290] umount2("./12816", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] <... mkdir resumed>) = 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32710] <... chdir resumed>) = 0 [pid 32710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 290] openat(AT_FDCWD, "./12816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32710] setpgid(0, 0) = 0 [pid 32710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] umount2("./13281", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... openat resumed>) = 3 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32711 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(3, "", [pid 293] openat(AT_FDCWD, "./13281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] <... openat resumed>) = 3 [pid 290] getdents64(3, [pid 293] newfstatat(3, "", [pid 32710] <... openat resumed>) = 3 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32710] write(3, "1000", 4 [pid 293] getdents64(3, [pid 290] umount2("./12816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32710] <... write resumed>) = 4 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] umount2("./13281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] newfstatat(AT_FDCWD, "./12816/binderfs", [pid 32710] close(3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... restart_syscall resumed>) = 0 [pid 32710] <... close resumed>) = 0 [pid 293] newfstatat(AT_FDCWD, "./13281/binderfs", [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32710] symlink("/dev/binderfs", "./binderfs" [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32710] <... symlink resumed>) = 0 executing program [pid 293] unlink("./13281/binderfs" [pid 291] umount2("./12961", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] unlink("./12816/binderfs" [pid 32710] write(1, "executing program\n", 18 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32710] <... write resumed>) = 18 [pid 293] <... unlink resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12961", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32710] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] getdents64(3, [pid 291] <... openat resumed>) = 3 [pid 290] <... unlink resumed>) = 0 [pid 32710] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] newfstatat(3, "", [pid 290] getdents64(3, [pid 32710] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32710] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... close resumed>) = 0 [pid 291] getdents64(3, [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] rmdir("./13281" [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] close(3 [pid 291] umount2("./12961/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... rmdir resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] mkdir("./13282", 0777 [pid 291] newfstatat(AT_FDCWD, "./12961/binderfs", [pid 290] <... close resumed>) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] unlink("./12961/binderfs"./strace-static-x86_64: Process 32711 attached [pid 293] <... mkdir resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 290] rmdir("./12816" [pid 32711] set_robust_list(0x5555712b4660, 24 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] getdents64(3, [pid 32711] <... set_robust_list resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32711] chdir("./12666" [pid 291] close(3 [pid 32711] <... chdir resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] rmdir("./12961" [pid 32711] <... prctl resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] mkdir("./12817", 0777./strace-static-x86_64: Process 32712 attached [pid 32711] setpgid(0, 0 [pid 32710] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32712 [pid 291] mkdir("./12962", 0777 [pid 32711] <... setpgid resumed>) = 0 [pid 32710] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 291] <... mkdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 32711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32710] write(-1, "0x0000000000000001", 18 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32713 attached [pid 32712] set_robust_list(0x5555712b4660, 24 [pid 32711] <... openat resumed>) = 3 [pid 32710] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32711] write(3, "1000", 4 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32713 [pid 32711] <... write resumed>) = 4 [pid 32711] close(3) = 0 [pid 32711] symlink("/dev/binderfs", "./binderfs" [pid 32710] exit_group(0 [pid 32711] <... symlink resumed>) = 0 [pid 32711] write(1, "executing program\n", 18executing program [pid 32710] <... exit_group resumed>) = ? [pid 32711] <... write resumed>) = 18 [pid 32711] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32711] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32711] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32711] write(-1, "0x0000000000000001", 18 [pid 32710] +++ exited with 0 +++ [pid 32711] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32714 [pid 32713] set_robust_list(0x5555712b4660, 24 [pid 32712] <... set_robust_list resumed>) = 0 [pid 32711] exit_group(0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32711] <... exit_group resumed>) = ? [pid 292] umount2("./13157", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32713] <... set_robust_list resumed>) = 0 [pid 32712] chdir("./13282" [pid 32711] +++ exited with 0 +++ [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32713] chdir("./12962" [pid 32712] <... chdir resumed>) = 0 [pid 292] getdents64(3, [pid 32712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13157/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13157/binderfs" [pid 289] umount2("./12666", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32713] <... chdir resumed>) = 0 [pid 32712] <... prctl resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 289] openat(AT_FDCWD, "./12666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13157" [pid 289] <... openat resumed>) = 3 [pid 32713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32712] setpgid(0, 0 [pid 292] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 32714 attached [pid 32713] <... prctl resumed>) = 0 [pid 32712] <... setpgid resumed>) = 0 [pid 292] mkdir("./13158", 0777 [pid 289] newfstatat(3, "", [pid 32714] set_robust_list(0x5555712b4660, 24 [pid 32713] setpgid(0, 0 [pid 32712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 292] <... mkdir resumed>) = 0 [pid 32714] <... set_robust_list resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 32715 attached [pid 32714] chdir("./12817" [pid 32713] <... setpgid resumed>) = 0 [pid 32712] <... openat resumed>) = 3 [pid 32714] <... chdir resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32715 [pid 32714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32714] setpgid(0, 0) = 0 [pid 32714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32712] write(3, "1000", 4 [pid 289] getdents64(3, [pid 32714] <... openat resumed>) = 3 [pid 32712] <... write resumed>) = 4 [pid 32714] write(3, "1000", 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32712] close(3 [pid 32714] <... write resumed>) = 4 [pid 32714] close(3) = 0 [pid 32714] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 32714] write(1, "executing program\n", 18) = 18 [pid 32714] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32714] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32715] set_robust_list(0x5555712b4660, 24 [pid 32712] <... close resumed>) = 0 [pid 289] umount2("./12666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32714] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32714] write(-1, "0x0000000000000001", 18 [pid 32712] symlink("/dev/binderfs", "./binderfs" [pid 32713] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32714] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32714] exit_group(0 executing program [pid 32712] <... symlink resumed>) = 0 [pid 289] newfstatat(AT_FDCWD, "./12666/binderfs", [pid 32714] <... exit_group resumed>) = ? [pid 32712] write(1, "executing program\n", 18 [pid 32715] <... set_robust_list resumed>) = 0 [pid 32714] +++ exited with 0 +++ [pid 32713] write(3, "1000", 4 [pid 32712] <... write resumed>) = 18 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32712] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 289] unlink("./12666/binderfs" [pid 32712] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32715] chdir("./13158" [pid 32712] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] <... unlink resumed>) = 0 [pid 32712] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] getdents64(3, [pid 32715] <... chdir resumed>) = 0 [pid 32712] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32712] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] close(3 [pid 32715] <... prctl resumed>) = 0 [pid 32712] write(-1, "0x0000000000000001", 18 [pid 289] <... close resumed>) = 0 [pid 32712] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] rmdir("./12666"executing program [pid 32712] exit_group(0 [pid 32715] setpgid(0, 0) = 0 [pid 32715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 32712] <... exit_group resumed>) = ? [pid 289] <... rmdir resumed>) = 0 [pid 32715] write(3, "1000", 4) = 4 [pid 32715] close(3) = 0 [pid 32715] symlink("/dev/binderfs", "./binderfs") = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] mkdir("./12667", 0777 [pid 32715] write(1, "executing program\n", 18 [pid 289] <... mkdir resumed>) = 0 [pid 32715] <... write resumed>) = 18 [pid 32713] <... write resumed>) = 4 [pid 32712] +++ exited with 0 +++ [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32715] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32713] close(3 [pid 290] umount2("./12817", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 32716 attached [pid 32715] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32716 [pid 32715] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32713] <... close resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32712, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 290] openat(AT_FDCWD, "./12817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32716] set_robust_list(0x5555712b4660, 24 [pid 32715] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32713] symlink("/dev/binderfs", "./binderfs" [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... openat resumed>) = 3 [pid 32716] <... set_robust_list resumed>) = 0 [pid 32715] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32713] <... symlink resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 290] newfstatat(3, "", [pid 32716] chdir("./12667" [pid 32715] <... openat resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 32713] write(1, "executing program\n", 18 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32716] <... chdir resumed>) = 0 [pid 32715] write(-1, "0x0000000000000001", 18 [pid 32713] <... write resumed>) = 18 [pid 290] getdents64(3, [pid 32716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32716] setpgid(0, 0) = 0 [pid 32716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32713] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] umount2("./13282", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32716] <... openat resumed>) = 3 [pid 32713] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32716] write(3, "1000", 4) = 4 [pid 290] umount2("./12817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32713] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] openat(AT_FDCWD, "./13282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32716] close(3 [pid 32713] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... openat resumed>) = 3 [pid 32713] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(3, "", [pid 32716] <... close resumed>) = 0 [pid 32716] symlink("/dev/binderfs", "./binderfs" [pid 32715] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32713] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(AT_FDCWD, "./12817/binderfs", [pid 32716] <... symlink resumed>) = 0 [pid 32715] exit_group(0 [pid 32713] write(-1, "0x0000000000000001", 18 [pid 293] getdents64(3, executing program [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32713] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32716] write(1, "executing program\n", 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] unlink("./12817/binderfs" [pid 32713] exit_group(0 [pid 293] umount2("./13282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32716] <... write resumed>) = 18 [pid 32716] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... unlink resumed>) = 0 [pid 32713] <... exit_group resumed>) = ? [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 32716] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32716] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32716] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32716] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32716] exit_group(0 [pid 32713] +++ exited with 0 +++ [pid 293] newfstatat(AT_FDCWD, "./13282/binderfs", [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32716] <... exit_group resumed>) = ? [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] close(3 [pid 293] unlink("./13282/binderfs" [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... close resumed>) = 0 [pid 32715] <... exit_group resumed>) = ? [pid 293] <... unlink resumed>) = 0 [pid 290] rmdir("./12817" [pid 32716] +++ exited with 0 +++ [pid 293] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32715] +++ exited with 0 +++ [pid 293] close(3 [pid 290] mkdir("./12818", 0777 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... close resumed>) = 0 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 293] rmdir("./13282" [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 293] <... rmdir resumed>) = 0 [pid 290] <... mkdir resumed>) = 0 [pid 293] mkdir("./13283", 0777) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555712b4650) = 32717 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32718 ./strace-static-x86_64: Process 32717 attached [pid 32717] set_robust_list(0x5555712b4660, 24) = 0 ./strace-static-x86_64: Process 32718 attached [pid 32717] chdir("./13283" [pid 32718] set_robust_list(0x5555712b4660, 24 [pid 32717] <... chdir resumed>) = 0 [pid 32718] <... set_robust_list resumed>) = 0 [pid 32717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32717] setpgid(0, 0) = 0 [pid 32718] chdir("./12818" [pid 32717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32718] <... chdir resumed>) = 0 [pid 32717] <... openat resumed>) = 3 [pid 32717] write(3, "1000", 4) = 4 [pid 32717] close(3 [pid 32718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32717] <... close resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32718] <... prctl resumed>) = 0 [pid 289] umount2("./12667", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] openat(AT_FDCWD, "./12667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 289] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32718] setpgid(0, 0 [pid 289] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32718] <... setpgid resumed>) = 0 [pid 289] umount2("./12667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(AT_FDCWD, "./12667/binderfs", [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... restart_syscall resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] unlink("./12667/binderfs" [pid 32718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... unlink resumed>) = 0 [pid 292] umount2("./13158", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12962", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] openat(AT_FDCWD, "./13158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] openat(AT_FDCWD, "./12962", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] close(3 [pid 292] <... openat resumed>) = 3 [pid 291] <... openat resumed>) = 3 [pid 289] <... close resumed>) = 0 [pid 292] newfstatat(3, "", [pid 291] newfstatat(3, "", [pid 289] rmdir("./12667" [pid 32718] <... openat resumed>) = 3 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 32718] write(3, "1000", 4 [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 289] mkdir("./12668", 0777 [pid 32718] <... write resumed>) = 4 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... mkdir resumed>) = 0 [pid 32718] close(3 [pid 292] umount2("./13158/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] umount2("./12962/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32718] <... close resumed>) = 0 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32719 attached [pid 292] newfstatat(AT_FDCWD, "./13158/binderfs", [pid 291] newfstatat(AT_FDCWD, "./12962/binderfs", [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32719 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32718] symlink("/dev/binderfs", "./binderfs" [pid 32719] set_robust_list(0x5555712b4660, 24 [pid 292] unlink("./13158/binderfs" [pid 291] unlink("./12962/binderfs" [pid 32719] <... set_robust_list resumed>) = 0 [pid 32718] <... symlink resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 291] <... unlink resumed>) = 0 [pid 292] getdents64(3, [pid 291] getdents64(3, [pid 32718] write(1, "executing program\n", 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3executing program [pid 291] close(3 [pid 292] <... close resumed>) = 0 [pid 291] <... close resumed>) = 0 [pid 32718] <... write resumed>) = 18 [pid 292] rmdir("./13158" [pid 291] rmdir("./12962" [pid 32719] chdir("./12668" [pid 32718] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... rmdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 292] mkdir("./13159", 0777 [pid 291] mkdir("./12963", 0777 [pid 32719] <... chdir resumed>) = 0 [pid 32718] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32720 attached [pid 32719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32718] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32717] symlink("/dev/binderfs", "./binderfs" [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32720 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32721 ./strace-static-x86_64: Process 32721 attached [pid 32720] set_robust_list(0x5555712b4660, 24 [pid 32719] <... prctl resumed>) = 0 [pid 32718] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32717] <... symlink resumed>) = 0 [pid 32717] write(1, "executing program\n", 18executing program [pid 32719] setpgid(0, 0 [pid 32718] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32717] <... write resumed>) = 18 [pid 32717] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32717] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32719] <... setpgid resumed>) = 0 [pid 32718] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32717] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32717] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32718] write(-1, "0x0000000000000001", 18 [pid 32717] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32717] write(-1, "0x0000000000000001", 18 [pid 32718] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32719] <... openat resumed>) = 3 [pid 32717] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32721] set_robust_list(0x5555712b4660, 24 [pid 32720] <... set_robust_list resumed>) = 0 [pid 32719] write(3, "1000", 4 [pid 32718] exit_group(0 [pid 32717] exit_group(0) = ? [pid 32721] <... set_robust_list resumed>) = 0 [pid 32720] chdir("./13159" [pid 32719] <... write resumed>) = 4 [pid 32718] <... exit_group resumed>) = ? [pid 32717] +++ exited with 0 +++ [pid 32721] chdir("./12963" [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32721] <... chdir resumed>) = 0 [pid 32721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32721] setpgid(0, 0) = 0 [pid 32721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32718] +++ exited with 0 +++ [pid 32719] close(3 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 32721] <... openat resumed>) = 3 [pid 32719] <... close resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32721] write(3, "1000", 4 [pid 32719] symlink("/dev/binderfs", "./binderfs" [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32721] <... write resumed>) = 4 [pid 32721] close(3) = 0 [pid 32719] <... symlink resumed>) = 0 [pid 32721] symlink("/dev/binderfs", "./binderfs") = 0 [pid 32720] <... chdir resumed>) = 0 [pid 32719] write(1, "executing program\n", 18executing program ) = 18 [pid 32721] write(1, "executing program\n", 18executing program ) = 18 [pid 32719] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32721] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32719] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32721] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32719] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32721] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32720] <... prctl resumed>) = 0 [pid 32719] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32721] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32720] setpgid(0, 0 [pid 32719] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32721] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32721] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32721] exit_group(0) = ? [pid 32721] +++ exited with 0 +++ [pid 32720] <... setpgid resumed>) = 0 [pid 32719] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32719] write(-1, "0x0000000000000001", 18 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32719] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32719] exit_group(0 [pid 32720] <... openat resumed>) = 3 [pid 32720] write(3, "1000", 4 [pid 32719] <... exit_group resumed>) = ? [pid 32720] <... write resumed>) = 4 [pid 32720] close(3) = 0 [pid 32720] symlink("/dev/binderfs", "./binderfs" [pid 32719] +++ exited with 0 +++ [pid 32720] <... symlink resumed>) = 0 executing program [pid 32720] write(1, "executing program\n", 18) = 18 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32720] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32720] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 293] <... restart_syscall resumed>) = 0 [pid 32720] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32720] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32720] exit_group(0 [pid 291] <... restart_syscall resumed>) = 0 [pid 32720] <... exit_group resumed>) = ? [pid 293] umount2("./13283", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] <... restart_syscall resumed>) = 0 [pid 32720] +++ exited with 0 +++ [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] openat(AT_FDCWD, "./13283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] umount2("./12963", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./12818", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] openat(AT_FDCWD, "./12963", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] getdents64(3, [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... openat resumed>) = 3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] newfstatat(3, "", [pid 290] openat(AT_FDCWD, "./12818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] umount2("./13283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] <... openat resumed>) = 3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] getdents64(3, [pid 293] newfstatat(AT_FDCWD, "./13283/binderfs", [pid 290] newfstatat(3, "", [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] unlink("./13283/binderfs" [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] umount2("./12963/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... unlink resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(3, [pid 293] getdents64(3, [pid 291] newfstatat(AT_FDCWD, "./12963/binderfs", [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] umount2("./12818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] <... close resumed>) = 0 [pid 291] unlink("./12963/binderfs" [pid 293] rmdir("./13283" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] <... unlink resumed>) = 0 [pid 290] newfstatat(AT_FDCWD, "./12818/binderfs", [pid 293] <... rmdir resumed>) = 0 [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] mkdir("./13284", 0777 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] close(3 [pid 290] unlink("./12818/binderfs" [pid 291] <... close resumed>) = 0 [pid 291] rmdir("./12963" [pid 293] <... mkdir resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] <... unlink resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] mkdir("./12964", 0777 [pid 290] getdents64(3, [pid 291] <... mkdir resumed>) = 0 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32722 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32722 attached [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32723 [pid 290] close(3./strace-static-x86_64: Process 32723 attached [pid 32722] set_robust_list(0x5555712b4660, 24 [pid 290] <... close resumed>) = 0 [pid 32723] set_robust_list(0x5555712b4660, 24) = 0 [pid 32723] chdir("./12964" [pid 32722] <... set_robust_list resumed>) = 0 [pid 290] rmdir("./12818" [pid 289] <... restart_syscall resumed>) = 0 [pid 32723] <... chdir resumed>) = 0 [pid 32723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32723] setpgid(0, 0) = 0 [pid 32723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... rmdir resumed>) = 0 [pid 289] umount2("./12668", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32723] <... openat resumed>) = 3 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32722] chdir("./13284" [pid 290] mkdir("./12819", 0777 [pid 32723] write(3, "1000", 4) = 4 [pid 32723] close(3) = 0 executing program [pid 32723] symlink("/dev/binderfs", "./binderfs") = 0 [pid 289] openat(AT_FDCWD, "./12668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32723] write(1, "executing program\n", 18) = 18 [pid 32723] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... mkdir resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 32723] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32723] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32722] <... chdir resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] newfstatat(3, "", [pid 32723] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32723] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32723] exit_group(0 [pid 289] getdents64(3, [pid 32723] <... exit_group resumed>) = ? [pid 32723] +++ exited with 0 +++ [pid 32722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32724 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 32724 attached [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] umount2("./12668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32722] <... prctl resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32724] set_robust_list(0x5555712b4660, 24 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32722] setpgid(0, 0 [pid 289] newfstatat(AT_FDCWD, "./12668/binderfs", [pid 32724] <... set_robust_list resumed>) = 0 [pid 32722] <... setpgid resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32724] chdir("./12819" [pid 289] unlink("./12668/binderfs" [pid 32722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32724] <... chdir resumed>) = 0 [pid 32724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 289] <... unlink resumed>) = 0 [pid 32724] <... prctl resumed>) = 0 [pid 32722] <... openat resumed>) = 3 [pid 289] getdents64(3, [pid 32724] setpgid(0, 0 [pid 32722] write(3, "1000", 4 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32724] <... setpgid resumed>) = 0 [pid 32722] <... write resumed>) = 4 [pid 289] close(3 [pid 32724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32722] close(3 [pid 289] <... close resumed>) = 0 [pid 289] rmdir("./12668" [pid 32722] <... close resumed>) = 0 [pid 292] umount2("./13159", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", [pid 32722] symlink("/dev/binderfs", "./binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] <... rmdir resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] mkdir("./12669", 0777 [pid 32722] <... symlink resumed>) = 0 [pid 292] umount2("./13159/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13159/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13159/binderfs" [pid 32722] write(1, "executing program\n", 18 [pid 292] <... unlink resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 executing program [pid 292] getdents64(3, [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32722] <... write resumed>) = 18 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 292] rmdir("./13159" [pid 32722] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13160", 0777 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32725 [pid 32722] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] <... mkdir resumed>) = 0 [pid 32722] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32722] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32726 ./strace-static-x86_64: Process 32726 attached [pid 32724] <... openat resumed>) = 3 [pid 32722] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32724] write(3, "1000", 4) = 4 [pid 32724] close(3) = 0 [pid 32724] symlink("/dev/binderfs", "./binderfs" [pid 32726] set_robust_list(0x5555712b4660, 24 [pid 32724] <... symlink resumed>) = 0 executing program [pid 32722] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32724] write(1, "executing program\n", 18) = 18 [pid 32724] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... restart_syscall resumed>) = 0 [pid 32722] write(-1, "0x0000000000000001", 18 [pid 32724] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32722] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32724] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32722] exit_group(0 [pid 291] umount2("./12964", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32724] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32722] <... exit_group resumed>) = ? [pid 291] openat(AT_FDCWD, "./12964", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32724] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32724] write(-1, "0x0000000000000001", 18 [pid 32722] +++ exited with 0 +++ [pid 32724] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32724] exit_group(0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] <... openat resumed>) = 3 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 291] newfstatat(3, "", [pid 32724] <... exit_group resumed>) = ? [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32726] <... set_robust_list resumed>) = 0 [pid 32724] +++ exited with 0 +++ [pid 291] getdents64(3, ./strace-static-x86_64: Process 32725 attached [pid 32725] set_robust_list(0x5555712b4660, 24 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 291] umount2("./12964/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 32725] <... set_robust_list resumed>) = 0 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32725] chdir("./12669" [pid 291] newfstatat(AT_FDCWD, "./12964/binderfs", [pid 32726] chdir("./13160" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32725] <... chdir resumed>) = 0 [pid 291] unlink("./12964/binderfs" [pid 32725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32725] setpgid(0, 0 [pid 291] <... unlink resumed>) = 0 [pid 32725] <... setpgid resumed>) = 0 [pid 291] getdents64(3, [pid 32726] <... chdir resumed>) = 0 [pid 32725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32725] <... openat resumed>) = 3 [pid 291] close(3 [pid 32726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32725] write(3, "1000", 4 [pid 291] <... close resumed>) = 0 [pid 32725] <... write resumed>) = 4 [pid 291] rmdir("./12964" [pid 32725] close(3) = 0 [pid 32725] symlink("/dev/binderfs", "./binderfs") = 0 [pid 291] <... rmdir resumed>) = 0 executing program [pid 32725] write(1, "executing program\n", 18 [pid 291] mkdir("./12965", 0777 [pid 32725] <... write resumed>) = 18 [pid 32725] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 291] <... mkdir resumed>) = 0 [pid 290] <... restart_syscall resumed>) = 0 [pid 32725] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32725] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32725] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32725] write(-1, "0x0000000000000001", 18 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32727 [pid 290] umount2("./12819", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32725] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32725] exit_group(0 [pid 290] openat(AT_FDCWD, "./12819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32725] <... exit_group resumed>) = ? [pid 32726] <... prctl resumed>) = 0 [pid 32725] +++ exited with 0 +++ [pid 290] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 290] getdents64(3, ./strace-static-x86_64: Process 32727 attached 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32727] set_robust_list(0x5555712b4660, 24 [pid 290] umount2("./12819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32726] setpgid(0, 0 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./12819/binderfs", [pid 32727] <... set_robust_list resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./12819/binderfs" [pid 32727] chdir("./12965" [pid 290] <... unlink resumed>) = 0 [pid 290] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32727] <... chdir resumed>) = 0 [pid 290] close(3 [pid 32727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 290] <... close resumed>) = 0 [pid 32727] <... prctl resumed>) = 0 [pid 290] rmdir("./12819" [pid 32727] setpgid(0, 0 [pid 32726] <... setpgid resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 32727] <... setpgid resumed>) = 0 [pid 290] mkdir("./12820", 0777 [pid 32727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 290] <... mkdir resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32726] <... openat resumed>) = 3 [pid 32727] <... openat resumed>) = 3 [pid 32726] write(3, "1000", 4 [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32728 [pid 32727] write(3, "1000", 4 [pid 289] umount2("./12669", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32726] <... write resumed>) = 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32727] <... write resumed>) = 4 [pid 289] openat(AT_FDCWD, "./12669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32727] close(3 [pid 289] <... openat resumed>) = 3 [pid 32726] close(3 [pid 289] newfstatat(3, "", [pid 293] <... restart_syscall resumed>) = 0 [pid 32726] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32727] <... close resumed>) = 0 [pid 289] getdents64(3, [pid 293] umount2("./13284", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32726] symlink("/dev/binderfs", "./binderfs" [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] umount2("./12669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] openat(AT_FDCWD, "./13284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... openat resumed>) = 3 [pid 289] newfstatat(AT_FDCWD, "./12669/binderfs", [pid 293] newfstatat(3, "", [pid 32727] symlink("/dev/binderfs", "./binderfs" [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] unlink("./12669/binderfs" [pid 293] getdents64(3, [pid 32726] <... symlink resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] <... unlink resumed>) = 0 [pid 293] umount2("./13284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 289] getdents64(3, [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program executing program [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 293] newfstatat(AT_FDCWD, "./13284/binderfs", [pid 289] close(3 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] <... close resumed>) = 0 [pid 293] unlink("./13284/binderfs" [pid 289] rmdir("./12669" [pid 32727] <... symlink resumed>) = 0 [pid 32726] write(1, "executing program\n", 18 [pid 293] <... unlink resumed>) = 0 [pid 32727] write(1, "executing program\n", 18 [pid 32726] <... write resumed>) = 18 [pid 289] <... rmdir resumed>) = 0 [pid 293] getdents64(3, [pid 32727] <... write resumed>) = 18 [pid 32726] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] mkdir("./12670", 0777 [pid 293] close(3 [pid 32727] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32726] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32727] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32726] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32727] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32726] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... close resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32727] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32726] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] rmdir("./13284" [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32727] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32726] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32727] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32726] write(-1, "0x0000000000000001", 18 [pid 293] <... rmdir resumed>) = 0 [pid 32727] write(-1, "0x0000000000000001", 18 [pid 32726] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32727] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32726] exit_group(0 [pid 293] mkdir("./13285", 0777 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32729 [pid 32727] exit_group(0 [pid 32726] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 32729 attached ./strace-static-x86_64: Process 32728 attached [pid 32727] <... exit_group resumed>) = ? [pid 32726] +++ exited with 0 +++ [pid 293] <... mkdir resumed>) = 0 [pid 32729] set_robust_list(0x5555712b4660, 24 [pid 32728] set_robust_list(0x5555712b4660, 24 [pid 32727] +++ exited with 0 +++ [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 32729] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 32730 attached [pid 32729] chdir("./12670" [pid 32728] <... set_robust_list resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32730 [pid 32729] <... chdir resumed>) = 0 [pid 32729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 291] umount2("./12965", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32728] chdir("./12820" [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32729] setpgid(0, 0 [pid 32728] <... chdir resumed>) = 0 [pid 291] openat(AT_FDCWD, "./12965", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... openat resumed>) = 3 [pid 32728] <... prctl resumed>) = 0 [pid 291] newfstatat(3, "", [pid 32728] setpgid(0, 0 [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32728] <... setpgid resumed>) = 0 [pid 32729] <... setpgid resumed>) = 0 [pid 291] getdents64(3, [pid 32729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] umount2("./12965/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32729] <... openat resumed>) = 3 [pid 32728] <... openat resumed>) = 3 [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32728] write(3, "1000", 4 [pid 291] newfstatat(AT_FDCWD, "./12965/binderfs", [pid 32728] <... write resumed>) = 4 [pid 32729] write(3, "1000", 4 [pid 32728] close(3 [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32728] <... close resumed>) = 0 [pid 291] unlink("./12965/binderfs" [pid 32728] symlink("/dev/binderfs", "./binderfs" [pid 32730] set_robust_list(0x5555712b4660, 24 [pid 32729] <... write resumed>) = 4 [pid 291] <... unlink resumed>) = 0 [pid 32730] <... set_robust_list resumed>) = 0 [pid 32729] close(3 [pid 291] getdents64(3, [pid 32730] chdir("./13285" [pid 32729] <... close resumed>) = 0 [pid 32728] <... symlink resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 executing program [pid 32728] write(1, "executing program\n", 18 [pid 291] close(3 [pid 32728] <... write resumed>) = 18 [pid 291] <... close resumed>) = 0 [pid 32730] <... chdir resumed>) = 0 [pid 32729] symlink("/dev/binderfs", "./binderfs" [pid 291] rmdir("./12965" [pid 32730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32729] <... symlink resumed>) = 0 [pid 32728] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... restart_syscall resumed>) = 0 [pid 32730] <... prctl resumed>) = 0 [pid 32729] write(1, "executing program\n", 18 [pid 32728] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) executing program [pid 291] <... rmdir resumed>) = 0 [pid 32730] setpgid(0, 0 [pid 32729] <... write resumed>) = 18 [pid 32728] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32730] <... setpgid resumed>) = 0 [pid 32729] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32728] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] umount2("./13160", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] mkdir("./12966", 0777 [pid 32730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32729] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32728] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32730] <... openat resumed>) = 3 [pid 32729] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 32728] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] openat(AT_FDCWD, "./13160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... mkdir resumed>) = 0 [pid 32730] write(3, "1000", 4 [pid 32729] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32728] write(-1, "0x0000000000000001", 18 [pid 292] <... openat resumed>) = 3 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32730] <... write resumed>) = 4 [pid 32729] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 32728] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] newfstatat(3, "", [pid 32730] close(3 [pid 32729] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32730] <... close resumed>) = 0 [pid 32729] write(-1, "0x0000000000000001", 18 [pid 292] getdents64(3, [pid 32730] symlink("/dev/binderfs", "./binderfs" [pid 32729] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32728] exit_group(0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32731 ./strace-static-x86_64: Process 32731 attached [pid 32730] <... symlink resumed>) = 0 [pid 32729] exit_group(0executing program [pid 32728] <... exit_group resumed>) = ? [pid 292] umount2("./13160/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32730] write(1, "executing program\n", 18 [pid 32729] <... exit_group resumed>) = ? [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32730] <... write resumed>) = 18 [pid 32729] +++ exited with 0 +++ [pid 32728] +++ exited with 0 +++ [pid 292] newfstatat(AT_FDCWD, "./13160/binderfs", [pid 32730] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32730] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 292] unlink("./13160/binderfs" [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32731] set_robust_list(0x5555712b4660, 24 [pid 32730] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 292] <... unlink resumed>) = 0 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32730] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 292] getdents64(3, [pid 32730] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32730] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 292] close(3 [pid 32730] write(-1, "0x0000000000000001", 18 [pid 292] <... close resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 32730] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 292] rmdir("./13160" [pid 32731] <... set_robust_list resumed>) = 0 [pid 32730] exit_group(0 [pid 292] <... rmdir resumed>) = 0 [pid 32730] <... exit_group resumed>) = ? [pid 292] mkdir("./13161", 0777 [pid 32731] chdir("./12966" [pid 32730] +++ exited with 0 +++ [pid 292] <... mkdir resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 32731] <... chdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] umount2("./12670", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32732 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32731] <... prctl resumed>) = 0 [pid 289] openat(AT_FDCWD, "./12670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32731] setpgid(0, 0 [pid 293] umount2("./13285", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32731] <... setpgid resumed>) = 0 [pid 289] <... openat resumed>) = 3 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] newfstatat(3, "", ./strace-static-x86_64: Process 32732 attached [pid 32731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] openat(AT_FDCWD, "./13285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32732] set_robust_list(0x5555712b4660, 24 [pid 293] <... openat resumed>) = 3 [pid 289] getdents64(3, [pid 32732] <... set_robust_list resumed>) = 0 [pid 32731] <... openat resumed>) = 3 [pid 293] newfstatat(3, "", [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32731] write(3, "1000", 4 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 289] umount2("./12670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 293] getdents64(3, [pid 32731] <... write resumed>) = 4 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32732] chdir("./13161" [pid 32731] close(3 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 289] newfstatat(AT_FDCWD, "./12670/binderfs", [pid 293] umount2("./13285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32731] <... close resumed>) = 0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] unlink("./12670/binderfs" [pid 32731] symlink("/dev/binderfs", "./binderfs" [pid 293] newfstatat(AT_FDCWD, "./13285/binderfs", [pid 32732] <... chdir resumed>) = 0 [pid 289] <... unlink resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32731] <... symlink resumed>) = 0 executing program [pid 293] unlink("./13285/binderfs" [pid 289] getdents64(3, [pid 32732] setpgid(0, 0) = 0 [pid 293] <... unlink resumed>) = 0 [pid 32731] write(1, "executing program\n", 18 [pid 293] getdents64(3, [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32731] <... write resumed>) = 18 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 293] close(3 [pid 32732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32731] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... close resumed>) = 0 [pid 289] <... close resumed>) = 0 [pid 293] rmdir("./13285" [pid 289] rmdir("./12670" [pid 32731] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32732] <... openat resumed>) = 3 [pid 293] <... rmdir resumed>) = 0 [pid 32732] write(3, "1000", 4) = 4 [pid 32732] close(3) = 0 [pid 32732] symlink("/dev/binderfs", "./binderfs"executing program [pid 289] <... rmdir resumed>) = 0 [pid 293] mkdir("./13286", 0777 [pid 32731] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] mkdir("./12671", 0777 [pid 32732] <... symlink resumed>) = 0 [pid 32732] write(1, "executing program\n", 18 [pid 293] <... mkdir resumed>) = 0 [pid 32732] <... write resumed>) = 18 [pid 32732] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32732] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 289] <... mkdir resumed>) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32732] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32731] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32732] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32732] write(-1, "0x0000000000000001", 18 [pid 290] <... restart_syscall resumed>) = 0 [pid 32732] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32732] exit_group(0) = ? ./strace-static-x86_64: Process 32734 attached [pid 32732] +++ exited with 0 +++ [pid 32731] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32733 [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 32733 attached [pid 32733] set_robust_list(0x5555712b4660, 24) = 0 [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32734 [pid 32731] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] umount2("./12820", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32733] chdir("./13286" [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32731] write(-1, "0x0000000000000001", 18 [pid 32733] <... chdir resumed>) = 0 [pid 32733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32734] set_robust_list(0x5555712b4660, 24 [pid 32733] setpgid(0, 0 [pid 32731] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] openat(AT_FDCWD, "./12820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32733] <... setpgid resumed>) = 0 [pid 32731] exit_group(0 [pid 32733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32731] <... exit_group resumed>) = ? [pid 290] <... openat resumed>) = 3 [pid 32733] <... openat resumed>) = 3 [pid 290] newfstatat(3, "", [pid 32733] write(3, "1000", 4) = 4 [pid 32733] close(3) = 0 [pid 32733] symlink("/dev/binderfs", "./binderfs" [pid 32731] +++ exited with 0 +++ [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32733] <... symlink resumed>) = 0 [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] getdents64(3, [pid 32734] <... set_robust_list resumed>) = 0 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 32733] write(1, "executing program\n", 18 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 executing program [pid 32733] <... write resumed>) = 18 [pid 290] umount2("./12820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32733] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32733] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] newfstatat(AT_FDCWD, "./12820/binderfs", [pid 32733] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32733] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 290] unlink("./12820/binderfs" [pid 32733] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 290] <... unlink resumed>) = 0 [pid 32733] write(-1, "0x0000000000000001", 18 [pid 290] getdents64(3, [pid 32734] chdir("./12671" [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32733] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 290] close(3 [pid 32733] exit_group(0 [pid 290] <... close resumed>) = 0 [pid 290] rmdir("./12820" [pid 32733] <... exit_group resumed>) = ? [pid 32734] <... chdir resumed>) = 0 [pid 292] <... restart_syscall resumed>) = 0 [pid 290] <... rmdir resumed>) = 0 [pid 290] mkdir("./12821", 0777 [pid 32734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 292] umount2("./13161", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] <... mkdir resumed>) = 0 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13161/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13161/binderfs" [pid 290] <... clone resumed>, child_tidptr=0x5555712b4650) = 32735 ./strace-static-x86_64: Process 32735 attached [pid 32734] <... prctl resumed>) = 0 [pid 292] <... unlink resumed>) = 0 [pid 32733] +++ exited with 0 +++ [pid 292] getdents64(3, [pid 32734] setpgid(0, 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3 [pid 32735] set_robust_list(0x5555712b4660, 24 [pid 32734] <... setpgid resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] <... close resumed>) = 0 [pid 292] rmdir("./13161" [pid 32735] <... set_robust_list resumed>) = 0 [pid 32734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 292] <... rmdir resumed>) = 0 [pid 292] mkdir("./13162", 0777 [pid 32735] chdir("./12821" [pid 32734] <... openat resumed>) = 3 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 32736 attached [pid 32735] <... chdir resumed>) = 0 [pid 32734] write(3, "1000", 4 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32736 [pid 32736] set_robust_list(0x5555712b4660, 24 [pid 32734] <... write resumed>) = 4 [pid 32736] <... set_robust_list resumed>) = 0 [pid 32736] chdir("./13162" [pid 32735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32734] close(3 [pid 32736] <... chdir resumed>) = 0 [pid 32736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32736] setpgid(0, 0) = 0 [pid 32736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 32735] <... prctl resumed>) = 0 [pid 32734] <... close resumed>) = 0 [pid 32736] <... openat resumed>) = 3 [pid 32735] setpgid(0, 0 [pid 32734] symlink("/dev/binderfs", "./binderfs" [pid 32736] write(3, "1000", 4) = 4 [pid 32736] close(3) = 0 [pid 32736] symlink("/dev/binderfs", "./binderfs" [pid 32734] <... symlink resumed>) = 0 [pid 293] <... restart_syscall resumed>) = 0 [pid 32736] <... symlink resumed>) = 0 [pid 32735] <... setpgid resumed>) = 0 executing program [pid 32734] write(1, "executing program\n", 18 [pid 32736] write(1, "executing program\n", 18) = 18 executing program [pid 32736] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32734] <... write resumed>) = 18 [pid 32736] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32736] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 291] <... restart_syscall resumed>) = 0 [pid 293] umount2("./13286", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32734] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 32736] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32736] write(-1, "0x0000000000000001", 18 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32734] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] umount2("./12966", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32734] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] openat(AT_FDCWD, "./13286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] <... openat resumed>) = 3 [pid 291] openat(AT_FDCWD, "./12966", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32736] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32734] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] newfstatat(3, "", [pid 291] <... openat resumed>) = 3 [pid 32736] exit_group(0 [pid 32735] <... openat resumed>) = 3 [pid 32734] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] newfstatat(3, "", [pid 293] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32734] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 32736] <... exit_group resumed>) = ? [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32735] write(3, "1000", 4 [pid 32734] write(-1, "0x0000000000000001", 18 [pid 291] getdents64(3, [pid 32734] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 32735] <... write resumed>) = 4 [pid 293] umount2("./13286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32736] +++ exited with 0 +++ [pid 32735] close(3 [pid 32734] exit_group(0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./12966/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32735] <... close resumed>) = 0 [pid 32734] <... exit_group resumed>) = ? [pid 293] newfstatat(AT_FDCWD, "./13286/binderfs", [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 292] restart_syscall(<... resuming interrupted clone ...> [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32735] symlink("/dev/binderfs", "./binderfs" [pid 32734] +++ exited with 0 +++ [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(AT_FDCWD, "./12966/binderfs", [pid 32735] <... symlink resumed>) = 0 [pid 32735] write(1, "executing program\n", 18 [pid 293] unlink("./13286/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 289] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 32735] <... write resumed>) = 18 [pid 293] <... unlink resumed>) = 0 [pid 291] unlink("./12966/binderfs" [pid 289] restart_syscall(<... resuming interrupted clone ...> [pid 32735] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] getdents64(3, [pid 32735] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 291] <... unlink resumed>) = 0 [pid 32735] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 293] close(3 [pid 291] getdents64(3, [pid 32735] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 32735] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 293] <... close resumed>) = 0 [pid 291] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32735] write(-1, "0x0000000000000001", 18 [pid 291] close(3 [pid 32735] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] rmdir("./13286" [pid 32735] exit_group(0 [pid 291] <... close resumed>) = 0 [pid 32735] <... exit_group resumed>) = ? [pid 32735] +++ exited with 0 +++ [pid 293] <... rmdir resumed>) = 0 [pid 291] rmdir("./12966" [pid 293] mkdir("./13287", 0777 [pid 292] <... restart_syscall resumed>) = 0 [pid 291] <... rmdir resumed>) = 0 [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... mkdir resumed>) = 0 [pid 291] mkdir("./12967", 0777 [pid 290] restart_syscall(<... resuming interrupted clone ...> [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] umount2("./13162", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] <... mkdir resumed>) = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13162/binderfs", [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... clone resumed>, child_tidptr=0x5555712b4650) = 32737 [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] unlink("./13162/binderfs") = 0 [pid 292] getdents64(3, 0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] close(3) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555712b4650) = 32738 [pid 292] rmdir("./13162"./strace-static-x86_64: Process 32738 attached ) = 0 [pid 292] mkdir("./13163", 0777 [pid 32738] set_robust_list(0x5555712b4660, 24 [pid 292] <... mkdir resumed>) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32738] <... set_robust_list resumed>) = 0 [pid 289] <... restart_syscall resumed>) = 0 [pid 292] <... clone resumed>, child_tidptr=0x5555712b4650) = 32739 ./strace-static-x86_64: Process 32737 attached [pid 32737] set_robust_list(0x5555712b4660, 24) = 0 [pid 32737] chdir("./13287") = 0 [pid 289] umount2("./12671", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32737] setpgid(0, 0) = 0 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 32739 attached [pid 32738] chdir("./12967" [pid 289] openat(AT_FDCWD, "./12671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 289] <... openat resumed>) = 3 [pid 32739] set_robust_list(0x5555712b4660, 24 [pid 32738] <... chdir resumed>) = 0 [pid 289] newfstatat(3, "", [pid 32737] write(3, "1000", 4 [pid 289] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32737] <... write resumed>) = 4 [pid 32737] close(3) = 0 [pid 32737] symlink("/dev/binderfs", "./binderfs" [pid 32739] <... set_robust_list resumed>) = 0 [pid 32738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32737] <... symlink resumed>) = 0 executing program [pid 289] getdents64(3, [pid 32737] write(1, "executing program\n", 18) = 18 [pid 32737] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32737] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32737] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32737] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 289] umount2("./12671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32737] write(-1, "0x0000000000000001", 18 [pid 289] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32737] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 289] newfstatat(AT_FDCWD, "./12671/binderfs", [pid 32737] exit_group(0 [pid 289] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32738] <... prctl resumed>) = 0 [pid 289] unlink("./12671/binderfs" [pid 32737] <... exit_group resumed>) = ? [pid 32739] chdir("./13163" [pid 32738] setpgid(0, 0 [pid 289] <... unlink resumed>) = 0 [pid 32739] <... chdir resumed>) = 0 [pid 32738] <... setpgid resumed>) = 0 [pid 289] getdents64(3, [pid 32737] +++ exited with 0 +++ [pid 289] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 289] close(3 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 289] <... close resumed>) = 0 [pid 293] restart_syscall(<... resuming interrupted clone ...> [pid 289] rmdir("./12671" [pid 32739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 32739] setpgid(0, 0) = 0 [pid 32739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] <... rmdir resumed>) = 0 [pid 32739] <... openat resumed>) = 3 [pid 32738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 289] mkdir("./12672", 0777 [pid 32739] write(3, "1000", 4) = 4 [pid 290] <... restart_syscall resumed>) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 32738] <... openat resumed>) = 3 [pid 289] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 32738] write(3, "1000", 4 [pid 290] umount2("./12821", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32739] close(3) = 0 [pid 32738] <... write resumed>) = 4 [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... clone resumed>, child_tidptr=0x5555712b4650) = 32740 ./strace-static-x86_64: Process 32740 attached [pid 32738] close(3 [pid 290] openat(AT_FDCWD, "./12821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 32740] set_robust_list(0x5555712b4660, 24 [pid 32738] <... close resumed>) = 0 [pid 32740] <... set_robust_list resumed>) = 0 [pid 290] <... openat resumed>) = 3 [pid 32738] symlink("/dev/binderfs", "./binderfs" [pid 290] newfstatat(3, "", executing program [pid 32739] symlink("/dev/binderfs", "./binderfs" [pid 32738] <... symlink resumed>) = 0 [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 32738] write(1, "executing program\n", 18 [pid 32740] chdir("./12672" [pid 290] getdents64(3, [pid 32738] <... write resumed>) = 18 [pid 32740] <... chdir resumed>) = 0 [pid 32738] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 32738] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 290] umount2("./12821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32738] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 32740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 32739] <... symlink resumed>) = 0 [pid 32738] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 293] <... restart_syscall resumed>) = 0 executing program [pid 290] newfstatat(AT_FDCWD, "./12821/binderfs", [pid 32738] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 290] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 32739] write(1, "executing program\n", 18 [pid 32738] <... openat resumed>) = -1 EBADF (Bad file descriptor) [pid 290] unlink("./12821/binderfs" [pid 32739] <... write resumed>) = 18 [pid 32738] write(-1, "0x0000000000000001", 18 [pid 293] umount2("./13287", MNT_FORCE|UMOUNT_NOFOLLOW [pid 32739] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... unlink resumed>) = 0 [pid 32738] <... write resumed>) = -1 EBADF (Bad file descriptor) [pid 293] openat(AT_FDCWD, "./13287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] getdents64(3, [pid 32739] <... bpf resumed>, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 32738] exit_group(0) = ? [pid 293] <... openat resumed>) = 3 [pid 290] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 32739] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 32739] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 32739] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 32739] exit_group(0 [pid 32738] +++ exited with 0 +++ [pid 293] newfstatat(3, "", [pid 32739] <... exit_group resumed>) = ? [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] close(3 [pid 32740] <... prctl resumed>) = 0 [pid 32739] +++ exited with 0 +++ [pid 293] getdents64(3, [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... close resumed>) = 0 [pid 293] umount2("./13287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 290] rmdir("./12821" [pid 32740] setpgid(0, 0 [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] umount2("./13163", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./13163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] newfstatat(AT_FDCWD, "./13287/binderfs", [pid 292] <... openat resumed>) = 3 [pid 290] <... rmdir resumed>) = 0 [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 292] newfstatat(3, "", [pid 293] unlink("./13287/binderfs" [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] mkdir("./12822", 0777 [pid 292] getdents64(3, [pid 293] <... unlink resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 3 entries */, 32768) = 80 [pid 292] umount2("./13163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./13163/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] getdents64(3, [pid 292] unlink("./13163/binderfs" [pid 290] <... mkdir resumed>) = 0 [pid 32740] <... setpgid resumed>) = 0 [pid 293] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 [pid 292] <... unlink resumed>) = 0 [pid 293] close(3 [pid 292] getdents64(3, [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] <... close resumed>) = 0 [pid 292] <... getdents64 resumed>0x5555712b56f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 32741 attached