./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1047939299 <...> NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19533/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19533/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19533") = 0 mkdir("./19534", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19824 attached [pid 19824] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19824 [pid 19824] chdir("./19534") = 0 [pid 19824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19824] setpgid(0, 0) = 0 [pid 19824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19824] write(3, "1000", 4) = 4 [pid 19824] close(3) = 0 [pid 19824] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19824] write(1, "executing program\n", 18executing program ) = 18 [pid 19824] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19824] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19824] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19824] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19824] exit_group(0) = ? [pid 19824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19534", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19534/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19534/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19534") = 0 mkdir("./19535", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19825 ./strace-static-x86_64: Process 19825 attached [pid 19825] set_robust_list(0x55555e144660, 24) = 0 [pid 19825] chdir("./19535") = 0 [pid 19825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19825] setpgid(0, 0) = 0 [pid 19825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19825] write(3, "1000", 4) = 4 [pid 19825] close(3) = 0 [pid 19825] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19825] write(1, "executing program\n", 18) = 18 [pid 19825] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19825] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19825] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19825] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19825] exit_group(0) = ? [pid 19825] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19535", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19535/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19535/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19535") = 0 mkdir("./19536", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19826 ./strace-static-x86_64: Process 19826 attached [pid 19826] set_robust_list(0x55555e144660, 24) = 0 [pid 19826] chdir("./19536") = 0 [pid 19826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19826] setpgid(0, 0) = 0 [pid 19826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19826] write(3, "1000", 4) = 4 [pid 19826] close(3) = 0 [pid 19826] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19826] write(1, "executing program\n", 18executing program ) = 18 [pid 19826] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19826] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19826] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19826] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19826] exit_group(0) = ? [pid 19826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19536", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19536/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19536/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19536") = 0 mkdir("./19537", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19827 attached [pid 19827] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19827 [pid 19827] chdir("./19537") = 0 [pid 19827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19827] setpgid(0, 0) = 0 [pid 19827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19827] write(3, "1000", 4) = 4 [pid 19827] close(3) = 0 [pid 19827] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19827] write(1, "executing program\n", 18executing program ) = 18 [pid 19827] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19827] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19827] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19827] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19827] exit_group(0) = ? [pid 19827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19537", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19537/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19537/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19537") = 0 mkdir("./19538", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19828 ./strace-static-x86_64: Process 19828 attached [pid 19828] set_robust_list(0x55555e144660, 24) = 0 [pid 19828] chdir("./19538") = 0 [pid 19828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19828] setpgid(0, 0) = 0 [pid 19828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19828] write(3, "1000", 4) = 4 [pid 19828] close(3) = 0 [pid 19828] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19828] write(1, "executing program\n", 18executing program ) = 18 [pid 19828] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19828] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19828] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19828] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19828] exit_group(0) = ? [pid 19828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19538", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19538/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19538/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19538") = 0 mkdir("./19539", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19829 ./strace-static-x86_64: Process 19829 attached [pid 19829] set_robust_list(0x55555e144660, 24) = 0 [pid 19829] chdir("./19539") = 0 [pid 19829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19829] setpgid(0, 0) = 0 [pid 19829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19829] write(3, "1000", 4) = 4 [pid 19829] close(3) = 0 [pid 19829] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19829] write(1, "executing program\n", 18executing program ) = 18 [pid 19829] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19829] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19829] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19829] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19829] exit_group(0) = ? [pid 19829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19539", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19539/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19539/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19539") = 0 mkdir("./19540", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19830 ./strace-static-x86_64: Process 19830 attached [pid 19830] set_robust_list(0x55555e144660, 24) = 0 [pid 19830] chdir("./19540") = 0 [pid 19830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19830] setpgid(0, 0) = 0 [pid 19830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19830] write(3, "1000", 4) = 4 [pid 19830] close(3) = 0 [pid 19830] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19830] write(1, "executing program\n", 18executing program ) = 18 [pid 19830] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19830] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19830] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19830] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19830] exit_group(0) = ? [pid 19830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19540", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19540/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19540/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19540") = 0 mkdir("./19541", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19831 attached [pid 19831] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19831 [pid 19831] chdir("./19541") = 0 [pid 19831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19831] setpgid(0, 0) = 0 [pid 19831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19831] write(3, "1000", 4) = 4 [pid 19831] close(3) = 0 [pid 19831] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19831] write(1, "executing program\n", 18executing program ) = 18 [pid 19831] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19831] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19831] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19831] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19831] exit_group(0) = ? [pid 19831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19541", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19541/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19541/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19541") = 0 mkdir("./19542", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19832 ./strace-static-x86_64: Process 19832 attached [pid 19832] set_robust_list(0x55555e144660, 24) = 0 [pid 19832] chdir("./19542") = 0 [pid 19832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19832] setpgid(0, 0) = 0 [pid 19832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19832] write(3, "1000", 4) = 4 [pid 19832] close(3) = 0 [pid 19832] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19832] write(1, "executing program\n", 18executing program ) = 18 [pid 19832] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19832] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19832] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19832] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19832] exit_group(0) = ? [pid 19832] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19542", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19542/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19542/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19542") = 0 mkdir("./19543", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19833 ./strace-static-x86_64: Process 19833 attached [pid 19833] set_robust_list(0x55555e144660, 24) = 0 [pid 19833] chdir("./19543") = 0 [pid 19833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19833] setpgid(0, 0) = 0 [pid 19833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19833] write(3, "1000", 4) = 4 [pid 19833] close(3) = 0 [pid 19833] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19833] write(1, "executing program\n", 18executing program ) = 18 [pid 19833] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19833] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19833] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19833] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19833] exit_group(0) = ? [pid 19833] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19543", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19543/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19543/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19543") = 0 mkdir("./19544", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19834 ./strace-static-x86_64: Process 19834 attached [pid 19834] set_robust_list(0x55555e144660, 24) = 0 [pid 19834] chdir("./19544") = 0 [pid 19834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19834] setpgid(0, 0) = 0 [pid 19834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19834] write(3, "1000", 4) = 4 [pid 19834] close(3) = 0 [pid 19834] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19834] write(1, "executing program\n", 18) = 18 [pid 19834] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19834] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19834] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19834] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19834] exit_group(0) = ? [pid 19834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19544", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19544/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19544/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19544") = 0 mkdir("./19545", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19835 ./strace-static-x86_64: Process 19835 attached [pid 19835] set_robust_list(0x55555e144660, 24) = 0 [pid 19835] chdir("./19545") = 0 [pid 19835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19835] setpgid(0, 0) = 0 [pid 19835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19835] write(3, "1000", 4) = 4 [pid 19835] close(3) = 0 [pid 19835] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19835] write(1, "executing program\n", 18executing program ) = 18 [pid 19835] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19835] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19835] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19835] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19835] exit_group(0) = ? [pid 19835] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19545", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19545/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19545/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19545") = 0 mkdir("./19546", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19836 ./strace-static-x86_64: Process 19836 attached [pid 19836] set_robust_list(0x55555e144660, 24) = 0 [pid 19836] chdir("./19546") = 0 [pid 19836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19836] setpgid(0, 0) = 0 [pid 19836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19836] write(3, "1000", 4) = 4 [pid 19836] close(3) = 0 [pid 19836] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19836] write(1, "executing program\n", 18executing program ) = 18 [pid 19836] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19836] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19836] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19836] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19836] exit_group(0) = ? [pid 19836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19546", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19546/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19546/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19546") = 0 mkdir("./19547", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19837 attached [pid 19837] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19837 [pid 19837] <... set_robust_list resumed>) = 0 [pid 19837] chdir("./19547") = 0 [pid 19837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19837] setpgid(0, 0) = 0 [pid 19837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19837] write(3, "1000", 4) = 4 [pid 19837] close(3) = 0 [pid 19837] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19837] write(1, "executing program\n", 18executing program ) = 18 [pid 19837] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19837] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19837] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19837] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19837] exit_group(0) = ? [pid 19837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19547", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19547/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19547/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19547") = 0 mkdir("./19548", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19838 ./strace-static-x86_64: Process 19838 attached [pid 19838] set_robust_list(0x55555e144660, 24) = 0 [pid 19838] chdir("./19548") = 0 [pid 19838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19838] setpgid(0, 0) = 0 [pid 19838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19838] write(3, "1000", 4) = 4 [pid 19838] close(3) = 0 [pid 19838] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19838] write(1, "executing program\n", 18executing program ) = 18 [pid 19838] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19838] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19838] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19838] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19838] exit_group(0) = ? [pid 19838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19548", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19548/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19548/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19548") = 0 mkdir("./19549", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19839 ./strace-static-x86_64: Process 19839 attached [pid 19839] set_robust_list(0x55555e144660, 24) = 0 [pid 19839] chdir("./19549") = 0 [pid 19839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19839] setpgid(0, 0) = 0 [pid 19839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19839] write(3, "1000", 4) = 4 [pid 19839] close(3) = 0 [pid 19839] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19839] write(1, "executing program\n", 18executing program ) = 18 [pid 19839] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19839] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19839] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19839] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19839] exit_group(0) = ? [pid 19839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19549", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19549/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19549/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19549") = 0 mkdir("./19550", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19840 ./strace-static-x86_64: Process 19840 attached [pid 19840] set_robust_list(0x55555e144660, 24) = 0 [pid 19840] chdir("./19550") = 0 [pid 19840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19840] setpgid(0, 0) = 0 [pid 19840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19840] write(3, "1000", 4) = 4 [pid 19840] close(3) = 0 [pid 19840] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19840] write(1, "executing program\n", 18) = 18 [pid 19840] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19840] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19840] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19840] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19840] exit_group(0) = ? [pid 19840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19550", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19550/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19550/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19550") = 0 mkdir("./19551", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19841 ./strace-static-x86_64: Process 19841 attached [pid 19841] set_robust_list(0x55555e144660, 24) = 0 [pid 19841] chdir("./19551") = 0 [pid 19841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19841] setpgid(0, 0) = 0 [pid 19841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19841] write(3, "1000", 4) = 4 [pid 19841] close(3) = 0 [pid 19841] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19841] write(1, "executing program\n", 18) = 18 [pid 19841] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19841] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19841] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19841] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19841] exit_group(0) = ? [pid 19841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19551", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19551/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19551/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19551") = 0 mkdir("./19552", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19842 ./strace-static-x86_64: Process 19842 attached [pid 19842] set_robust_list(0x55555e144660, 24) = 0 [pid 19842] chdir("./19552") = 0 [pid 19842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19842] setpgid(0, 0) = 0 [pid 19842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19842] write(3, "1000", 4) = 4 [pid 19842] close(3) = 0 [pid 19842] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19842] write(1, "executing program\n", 18) = 18 [pid 19842] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19842] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19842] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19842] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19842] exit_group(0) = ? [pid 19842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19552", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19552/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19552/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19552") = 0 mkdir("./19553", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19843 ./strace-static-x86_64: Process 19843 attached [pid 19843] set_robust_list(0x55555e144660, 24) = 0 [pid 19843] chdir("./19553") = 0 [pid 19843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19843] setpgid(0, 0) = 0 [pid 19843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19843] write(3, "1000", 4) = 4 [pid 19843] close(3) = 0 [pid 19843] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19843] write(1, "executing program\n", 18executing program ) = 18 [pid 19843] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19843] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19843] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19843] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19843] exit_group(0) = ? [pid 19843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19553", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19553/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19553/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19553") = 0 mkdir("./19554", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19844 attached , child_tidptr=0x55555e144650) = 19844 [pid 19844] set_robust_list(0x55555e144660, 24) = 0 [pid 19844] chdir("./19554") = 0 [pid 19844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19844] setpgid(0, 0) = 0 [pid 19844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19844] write(3, "1000", 4) = 4 [pid 19844] close(3) = 0 [pid 19844] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19844] write(1, "executing program\n", 18executing program ) = 18 [pid 19844] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19844] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19844] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19844] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19844] exit_group(0) = ? [pid 19844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19554", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19554/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19554/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19554") = 0 mkdir("./19555", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19845 ./strace-static-x86_64: Process 19845 attached [pid 19845] set_robust_list(0x55555e144660, 24) = 0 [pid 19845] chdir("./19555") = 0 [pid 19845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19845] setpgid(0, 0) = 0 [pid 19845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19845] write(3, "1000", 4) = 4 [pid 19845] close(3) = 0 [pid 19845] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19845] write(1, "executing program\n", 18) = 18 [pid 19845] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19845] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19845] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19845] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19845] exit_group(0) = ? [pid 19845] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19555", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19555/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19555/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19555") = 0 mkdir("./19556", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19846 ./strace-static-x86_64: Process 19846 attached [pid 19846] set_robust_list(0x55555e144660, 24) = 0 [pid 19846] chdir("./19556") = 0 [pid 19846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19846] setpgid(0, 0) = 0 [pid 19846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19846] write(3, "1000", 4) = 4 [pid 19846] close(3) = 0 [pid 19846] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19846] write(1, "executing program\n", 18executing program ) = 18 [pid 19846] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19846] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19846] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19846] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19846] exit_group(0) = ? [pid 19846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19556", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19556/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19556/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19556") = 0 mkdir("./19557", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19847 ./strace-static-x86_64: Process 19847 attached [pid 19847] set_robust_list(0x55555e144660, 24) = 0 [pid 19847] chdir("./19557") = 0 [pid 19847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19847] setpgid(0, 0) = 0 [pid 19847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19847] write(3, "1000", 4) = 4 [pid 19847] close(3) = 0 [pid 19847] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19847] write(1, "executing program\n", 18executing program ) = 18 [pid 19847] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19847] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19847] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19847] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19847] exit_group(0) = ? [pid 19847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19557", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19557/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19557/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19557") = 0 mkdir("./19558", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19848 ./strace-static-x86_64: Process 19848 attached [pid 19848] set_robust_list(0x55555e144660, 24) = 0 [pid 19848] chdir("./19558") = 0 [pid 19848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19848] setpgid(0, 0) = 0 [pid 19848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19848] write(3, "1000", 4) = 4 [pid 19848] close(3) = 0 [pid 19848] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19848] write(1, "executing program\n", 18executing program ) = 18 [pid 19848] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19848] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19848] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19848] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19848] exit_group(0) = ? [pid 19848] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19558", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19558/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19558/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19558") = 0 mkdir("./19559", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19849 ./strace-static-x86_64: Process 19849 attached [pid 19849] set_robust_list(0x55555e144660, 24) = 0 [pid 19849] chdir("./19559") = 0 [pid 19849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19849] setpgid(0, 0) = 0 [pid 19849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19849] write(3, "1000", 4) = 4 [pid 19849] close(3) = 0 [pid 19849] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19849] write(1, "executing program\n", 18executing program ) = 18 [pid 19849] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19849] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19849] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19849] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19849] exit_group(0) = ? [pid 19849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19559", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19559/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19559/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19559") = 0 mkdir("./19560", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19850 ./strace-static-x86_64: Process 19850 attached [pid 19850] set_robust_list(0x55555e144660, 24) = 0 [pid 19850] chdir("./19560") = 0 [pid 19850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19850] setpgid(0, 0) = 0 [pid 19850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19850] write(3, "1000", 4) = 4 [pid 19850] close(3) = 0 [pid 19850] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19850] write(1, "executing program\n", 18) = 18 [pid 19850] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19850] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19850] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19850] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19850] exit_group(0) = ? [pid 19850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19560", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19560/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19560/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19560") = 0 mkdir("./19561", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19851 ./strace-static-x86_64: Process 19851 attached [pid 19851] set_robust_list(0x55555e144660, 24) = 0 [pid 19851] chdir("./19561") = 0 [pid 19851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19851] setpgid(0, 0) = 0 [pid 19851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19851] write(3, "1000", 4) = 4 [pid 19851] close(3) = 0 [pid 19851] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19851] write(1, "executing program\n", 18) = 18 [pid 19851] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19851] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19851] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19851] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19851] exit_group(0) = ? [pid 19851] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19561", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19561/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19561/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19561") = 0 mkdir("./19562", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19852 ./strace-static-x86_64: Process 19852 attached [pid 19852] set_robust_list(0x55555e144660, 24) = 0 [pid 19852] chdir("./19562") = 0 [pid 19852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19852] setpgid(0, 0) = 0 [pid 19852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19852] write(3, "1000", 4) = 4 [pid 19852] close(3) = 0 [pid 19852] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19852] write(1, "executing program\n", 18executing program ) = 18 [pid 19852] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19852] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19852] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19852] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19852] exit_group(0) = ? [pid 19852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19562", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19562/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19562/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19562") = 0 mkdir("./19563", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19853 ./strace-static-x86_64: Process 19853 attached [pid 19853] set_robust_list(0x55555e144660, 24) = 0 [pid 19853] chdir("./19563") = 0 [pid 19853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19853] setpgid(0, 0) = 0 [pid 19853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19853] write(3, "1000", 4) = 4 [pid 19853] close(3) = 0 [pid 19853] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19853] write(1, "executing program\n", 18) = 18 [pid 19853] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19853] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19853] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19853] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19853] exit_group(0) = ? [pid 19853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19563", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19563/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19563/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19563") = 0 mkdir("./19564", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19854 attached , child_tidptr=0x55555e144650) = 19854 [pid 19854] set_robust_list(0x55555e144660, 24) = 0 [pid 19854] chdir("./19564") = 0 [pid 19854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19854] setpgid(0, 0) = 0 [pid 19854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19854] write(3, "1000", 4) = 4 [pid 19854] close(3) = 0 [pid 19854] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19854] write(1, "executing program\n", 18executing program ) = 18 [pid 19854] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19854] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19854] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19854] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19854] exit_group(0) = ? [pid 19854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19564", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19564/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19564/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19564") = 0 mkdir("./19565", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19855 attached , child_tidptr=0x55555e144650) = 19855 [pid 19855] set_robust_list(0x55555e144660, 24) = 0 [pid 19855] chdir("./19565") = 0 [pid 19855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19855] setpgid(0, 0) = 0 [pid 19855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19855] write(3, "1000", 4) = 4 [pid 19855] close(3) = 0 [pid 19855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19855] write(1, "executing program\n", 18executing program ) = 18 [pid 19855] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19855] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19855] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19855] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19855] exit_group(0) = ? [pid 19855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19565", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19565/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19565/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19565") = 0 mkdir("./19566", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19856 attached , child_tidptr=0x55555e144650) = 19856 [pid 19856] set_robust_list(0x55555e144660, 24) = 0 [pid 19856] chdir("./19566") = 0 [pid 19856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19856] setpgid(0, 0) = 0 [pid 19856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19856] write(3, "1000", 4) = 4 [pid 19856] close(3) = 0 [pid 19856] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19856] write(1, "executing program\n", 18executing program ) = 18 [pid 19856] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19856] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19856] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19856] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19856] exit_group(0) = ? [pid 19856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19566", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19566/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19566/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19566") = 0 mkdir("./19567", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19857 ./strace-static-x86_64: Process 19857 attached [pid 19857] set_robust_list(0x55555e144660, 24) = 0 [pid 19857] chdir("./19567") = 0 [pid 19857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19857] setpgid(0, 0) = 0 [pid 19857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19857] write(3, "1000", 4) = 4 [pid 19857] close(3) = 0 [pid 19857] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19857] write(1, "executing program\n", 18executing program ) = 18 [pid 19857] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19857] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19857] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19857] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19857] exit_group(0) = ? [pid 19857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19567", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19567/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19567/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19567") = 0 mkdir("./19568", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19858 ./strace-static-x86_64: Process 19858 attached [pid 19858] set_robust_list(0x55555e144660, 24) = 0 [pid 19858] chdir("./19568") = 0 [pid 19858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19858] setpgid(0, 0) = 0 [pid 19858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19858] write(3, "1000", 4) = 4 [pid 19858] close(3) = 0 [pid 19858] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19858] write(1, "executing program\n", 18executing program ) = 18 [pid 19858] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19858] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19858] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19858] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19858] exit_group(0) = ? [pid 19858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19568", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19568/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19568/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19568") = 0 mkdir("./19569", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19859 ./strace-static-x86_64: Process 19859 attached [pid 19859] set_robust_list(0x55555e144660, 24) = 0 [pid 19859] chdir("./19569") = 0 [pid 19859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19859] setpgid(0, 0) = 0 [pid 19859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19859] write(3, "1000", 4) = 4 [pid 19859] close(3) = 0 [pid 19859] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19859] write(1, "executing program\n", 18executing program ) = 18 [pid 19859] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19859] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19859] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19859] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19859] exit_group(0) = ? [pid 19859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19569", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19569/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19569/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19569") = 0 mkdir("./19570", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19860 ./strace-static-x86_64: Process 19860 attached [pid 19860] set_robust_list(0x55555e144660, 24) = 0 [pid 19860] chdir("./19570") = 0 [pid 19860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19860] setpgid(0, 0) = 0 [pid 19860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19860] write(3, "1000", 4) = 4 [pid 19860] close(3) = 0 [pid 19860] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19860] write(1, "executing program\n", 18executing program ) = 18 [pid 19860] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19860] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19860] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19860] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19860] exit_group(0) = ? [pid 19860] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19570", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19570/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19570/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19570") = 0 mkdir("./19571", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19861 ./strace-static-x86_64: Process 19861 attached [pid 19861] set_robust_list(0x55555e144660, 24) = 0 [pid 19861] chdir("./19571") = 0 [pid 19861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19861] setpgid(0, 0) = 0 [pid 19861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19861] write(3, "1000", 4) = 4 [pid 19861] close(3) = 0 [pid 19861] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19861] write(1, "executing program\n", 18executing program ) = 18 [pid 19861] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19861] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19861] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19861] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19861] exit_group(0) = ? [pid 19861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19571", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19571/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19571/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19571") = 0 mkdir("./19572", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19862 ./strace-static-x86_64: Process 19862 attached [pid 19862] set_robust_list(0x55555e144660, 24) = 0 [pid 19862] chdir("./19572") = 0 [pid 19862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19862] setpgid(0, 0) = 0 [pid 19862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19862] write(3, "1000", 4) = 4 [pid 19862] close(3) = 0 [pid 19862] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19862] write(1, "executing program\n", 18executing program ) = 18 [pid 19862] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19862] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19862] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19862] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19862] exit_group(0) = ? [pid 19862] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19572", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19572/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19572/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19572") = 0 mkdir("./19573", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19863 attached , child_tidptr=0x55555e144650) = 19863 [pid 19863] set_robust_list(0x55555e144660, 24) = 0 [pid 19863] chdir("./19573") = 0 [pid 19863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19863] setpgid(0, 0) = 0 [pid 19863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19863] write(3, "1000", 4) = 4 [pid 19863] close(3) = 0 [pid 19863] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19863] write(1, "executing program\n", 18executing program ) = 18 [pid 19863] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19863] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19863] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19863] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19863] exit_group(0) = ? [pid 19863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19573", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19573/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19573/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19573") = 0 mkdir("./19574", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19864 ./strace-static-x86_64: Process 19864 attached [pid 19864] set_robust_list(0x55555e144660, 24) = 0 [pid 19864] chdir("./19574") = 0 [pid 19864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19864] setpgid(0, 0) = 0 [pid 19864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19864] write(3, "1000", 4) = 4 [pid 19864] close(3) = 0 [pid 19864] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19864] write(1, "executing program\n", 18executing program ) = 18 [pid 19864] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19864] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19864] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19864] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19864] exit_group(0) = ? [pid 19864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19574", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19574/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19574/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19574") = 0 mkdir("./19575", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19865 ./strace-static-x86_64: Process 19865 attached [pid 19865] set_robust_list(0x55555e144660, 24) = 0 [pid 19865] chdir("./19575") = 0 [pid 19865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19865] setpgid(0, 0) = 0 [pid 19865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19865] write(3, "1000", 4) = 4 [pid 19865] close(3) = 0 [pid 19865] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19865] write(1, "executing program\n", 18) = 18 [pid 19865] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19865] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19865] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19865] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19865] exit_group(0) = ? [pid 19865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19575", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19575/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19575/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19575") = 0 mkdir("./19576", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19866 ./strace-static-x86_64: Process 19866 attached [pid 19866] set_robust_list(0x55555e144660, 24) = 0 [pid 19866] chdir("./19576") = 0 [pid 19866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19866] setpgid(0, 0) = 0 [pid 19866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19866] write(3, "1000", 4) = 4 [pid 19866] close(3) = 0 [pid 19866] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19866] write(1, "executing program\n", 18executing program ) = 18 [pid 19866] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19866] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19866] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19866] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19866] exit_group(0) = ? [pid 19866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19576", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19576/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19576/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19576") = 0 mkdir("./19577", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19867 ./strace-static-x86_64: Process 19867 attached [pid 19867] set_robust_list(0x55555e144660, 24) = 0 [pid 19867] chdir("./19577") = 0 [pid 19867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19867] setpgid(0, 0) = 0 [pid 19867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19867] write(3, "1000", 4) = 4 [pid 19867] close(3) = 0 [pid 19867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19867] write(1, "executing program\n", 18executing program ) = 18 [pid 19867] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19867] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19867] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19867] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19867] exit_group(0) = ? [pid 19867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19577", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19577/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19577/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19577") = 0 mkdir("./19578", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19868 ./strace-static-x86_64: Process 19868 attached [pid 19868] set_robust_list(0x55555e144660, 24) = 0 [pid 19868] chdir("./19578") = 0 [pid 19868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19868] setpgid(0, 0) = 0 [pid 19868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19868] write(3, "1000", 4) = 4 [pid 19868] close(3) = 0 [pid 19868] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19868] write(1, "executing program\n", 18executing program ) = 18 [pid 19868] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19868] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19868] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19868] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19868] exit_group(0) = ? [pid 19868] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19578", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19578/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19578/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19578") = 0 mkdir("./19579", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19869 attached , child_tidptr=0x55555e144650) = 19869 [pid 19869] set_robust_list(0x55555e144660, 24) = 0 [pid 19869] chdir("./19579") = 0 [pid 19869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19869] setpgid(0, 0) = 0 [pid 19869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19869] write(3, "1000", 4) = 4 [pid 19869] close(3) = 0 [pid 19869] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19869] write(1, "executing program\n", 18) = 18 [pid 19869] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19869] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19869] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19869] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19869] exit_group(0) = ? [pid 19869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19579", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19579/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19579/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19579") = 0 mkdir("./19580", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19870 ./strace-static-x86_64: Process 19870 attached [pid 19870] set_robust_list(0x55555e144660, 24) = 0 [pid 19870] chdir("./19580") = 0 [pid 19870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19870] setpgid(0, 0) = 0 [pid 19870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19870] write(3, "1000", 4) = 4 [pid 19870] close(3) = 0 [pid 19870] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19870] write(1, "executing program\n", 18) = 18 [pid 19870] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19870] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19870] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19870] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19870] exit_group(0) = ? [pid 19870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19580", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19580/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19580/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19580") = 0 mkdir("./19581", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19871 ./strace-static-x86_64: Process 19871 attached [pid 19871] set_robust_list(0x55555e144660, 24) = 0 [pid 19871] chdir("./19581") = 0 [pid 19871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19871] setpgid(0, 0) = 0 [pid 19871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19871] write(3, "1000", 4) = 4 [pid 19871] close(3) = 0 [pid 19871] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19871] write(1, "executing program\n", 18executing program ) = 18 [pid 19871] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19871] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19871] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19871] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19871] exit_group(0) = ? [pid 19871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19581", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19581/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19581/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19581") = 0 mkdir("./19582", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19872 ./strace-static-x86_64: Process 19872 attached [pid 19872] set_robust_list(0x55555e144660, 24) = 0 [pid 19872] chdir("./19582") = 0 [pid 19872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19872] setpgid(0, 0) = 0 [pid 19872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19872] write(3, "1000", 4) = 4 [pid 19872] close(3) = 0 [pid 19872] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19872] write(1, "executing program\n", 18) = 18 [pid 19872] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19872] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19872] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19872] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19872] exit_group(0) = ? [pid 19872] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19582", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19582/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19582/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19582") = 0 mkdir("./19583", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19873 ./strace-static-x86_64: Process 19873 attached [pid 19873] set_robust_list(0x55555e144660, 24) = 0 [pid 19873] chdir("./19583") = 0 [pid 19873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19873] setpgid(0, 0) = 0 [pid 19873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19873] write(3, "1000", 4) = 4 [pid 19873] close(3) = 0 [pid 19873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19873] write(1, "executing program\n", 18executing program ) = 18 [pid 19873] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19873] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19873] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19873] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19873] exit_group(0) = ? [pid 19873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19583", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19583/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19583/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19583") = 0 mkdir("./19584", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19874 ./strace-static-x86_64: Process 19874 attached [pid 19874] set_robust_list(0x55555e144660, 24) = 0 [pid 19874] chdir("./19584") = 0 [pid 19874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19874] setpgid(0, 0) = 0 [pid 19874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19874] write(3, "1000", 4) = 4 [pid 19874] close(3) = 0 [pid 19874] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19874] write(1, "executing program\n", 18executing program ) = 18 [pid 19874] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19874] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19874] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19874] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19874] exit_group(0) = ? [pid 19874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19584", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19584/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19584/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19584") = 0 mkdir("./19585", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19875 attached , child_tidptr=0x55555e144650) = 19875 [pid 19875] set_robust_list(0x55555e144660, 24) = 0 [pid 19875] chdir("./19585") = 0 [pid 19875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19875] setpgid(0, 0) = 0 [pid 19875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19875] write(3, "1000", 4) = 4 [pid 19875] close(3) = 0 [pid 19875] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19875] write(1, "executing program\n", 18) = 18 [pid 19875] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19875] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19875] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19875] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19875] exit_group(0) = ? [pid 19875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19585", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19585/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19585/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19585") = 0 mkdir("./19586", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19876 ./strace-static-x86_64: Process 19876 attached [pid 19876] set_robust_list(0x55555e144660, 24) = 0 [pid 19876] chdir("./19586") = 0 [pid 19876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19876] setpgid(0, 0) = 0 [pid 19876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19876] write(3, "1000", 4) = 4 [pid 19876] close(3) = 0 [pid 19876] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19876] write(1, "executing program\n", 18) = 18 [pid 19876] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19876] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19876] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19876] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19876] exit_group(0) = ? [pid 19876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19586", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19586/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19586/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19586") = 0 mkdir("./19587", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19877 ./strace-static-x86_64: Process 19877 attached [pid 19877] set_robust_list(0x55555e144660, 24) = 0 [pid 19877] chdir("./19587") = 0 [pid 19877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19877] setpgid(0, 0) = 0 [pid 19877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19877] write(3, "1000", 4) = 4 [pid 19877] close(3) = 0 [pid 19877] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19877] write(1, "executing program\n", 18executing program ) = 18 [pid 19877] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19877] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19877] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19877] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19877] exit_group(0) = ? [pid 19877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19587", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19587/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19587/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19587") = 0 mkdir("./19588", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19878 ./strace-static-x86_64: Process 19878 attached [pid 19878] set_robust_list(0x55555e144660, 24) = 0 [pid 19878] chdir("./19588") = 0 [pid 19878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19878] setpgid(0, 0) = 0 [pid 19878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19878] write(3, "1000", 4) = 4 [pid 19878] close(3) = 0 [pid 19878] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19878] write(1, "executing program\n", 18) = 18 [pid 19878] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19878] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19878] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19878] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19878] exit_group(0) = ? [pid 19878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19588", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19588/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19588/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19588") = 0 mkdir("./19589", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19879 ./strace-static-x86_64: Process 19879 attached [pid 19879] set_robust_list(0x55555e144660, 24) = 0 [pid 19879] chdir("./19589") = 0 [pid 19879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19879] setpgid(0, 0) = 0 [pid 19879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19879] write(3, "1000", 4) = 4 [pid 19879] close(3) = 0 [pid 19879] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19879] write(1, "executing program\n", 18) = 18 [pid 19879] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19879] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19879] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19879] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19879] exit_group(0) = ? [pid 19879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19589", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19589/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19589/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19589") = 0 mkdir("./19590", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19880 ./strace-static-x86_64: Process 19880 attached [pid 19880] set_robust_list(0x55555e144660, 24) = 0 [pid 19880] chdir("./19590") = 0 [pid 19880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19880] setpgid(0, 0) = 0 [pid 19880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19880] write(3, "1000", 4) = 4 [pid 19880] close(3) = 0 [pid 19880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19880] write(1, "executing program\n", 18executing program ) = 18 [pid 19880] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19880] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19880] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19880] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19880] exit_group(0) = ? [pid 19880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19590", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19590/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19590/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19590") = 0 mkdir("./19591", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19881 ./strace-static-x86_64: Process 19881 attached [pid 19881] set_robust_list(0x55555e144660, 24) = 0 [pid 19881] chdir("./19591") = 0 [pid 19881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19881] setpgid(0, 0) = 0 [pid 19881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19881] write(3, "1000", 4) = 4 [pid 19881] close(3) = 0 [pid 19881] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19881] write(1, "executing program\n", 18executing program ) = 18 [pid 19881] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19881] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19881] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19881] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19881] exit_group(0) = ? [pid 19881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19591", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19591/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19591/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19591") = 0 mkdir("./19592", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19882 ./strace-static-x86_64: Process 19882 attached [pid 19882] set_robust_list(0x55555e144660, 24) = 0 [pid 19882] chdir("./19592") = 0 [pid 19882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19882] setpgid(0, 0) = 0 [pid 19882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19882] write(3, "1000", 4) = 4 [pid 19882] close(3) = 0 [pid 19882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19882] write(1, "executing program\n", 18executing program ) = 18 [pid 19882] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19882] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19882] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19882] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19882] exit_group(0) = ? [pid 19882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19592", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19592/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19592/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19592") = 0 mkdir("./19593", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19883 ./strace-static-x86_64: Process 19883 attached [pid 19883] set_robust_list(0x55555e144660, 24) = 0 [pid 19883] chdir("./19593") = 0 [pid 19883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19883] setpgid(0, 0) = 0 [pid 19883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19883] write(3, "1000", 4) = 4 [pid 19883] close(3) = 0 [pid 19883] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19883] write(1, "executing program\n", 18executing program ) = 18 [pid 19883] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19883] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19883] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19883] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19883] exit_group(0) = ? [pid 19883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19593", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19593/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19593/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19593") = 0 mkdir("./19594", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19884 ./strace-static-x86_64: Process 19884 attached [pid 19884] set_robust_list(0x55555e144660, 24) = 0 [pid 19884] chdir("./19594") = 0 [pid 19884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19884] setpgid(0, 0) = 0 [pid 19884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19884] write(3, "1000", 4) = 4 [pid 19884] close(3) = 0 [pid 19884] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19884] write(1, "executing program\n", 18executing program ) = 18 [pid 19884] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19884] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19884] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19884] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19884] exit_group(0) = ? [pid 19884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19594", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19594/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19594/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19594") = 0 mkdir("./19595", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19885 attached [pid 19885] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19885 [pid 19885] <... set_robust_list resumed>) = 0 [pid 19885] chdir("./19595") = 0 [pid 19885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19885] setpgid(0, 0) = 0 [pid 19885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19885] write(3, "1000", 4) = 4 [pid 19885] close(3) = 0 [pid 19885] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19885] write(1, "executing program\n", 18) = 18 [pid 19885] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19885] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19885] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19885] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19885] exit_group(0) = ? [pid 19885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19595", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19595/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19595/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19595") = 0 mkdir("./19596", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19886 ./strace-static-x86_64: Process 19886 attached [pid 19886] set_robust_list(0x55555e144660, 24) = 0 [pid 19886] chdir("./19596") = 0 [pid 19886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19886] setpgid(0, 0) = 0 [pid 19886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19886] write(3, "1000", 4) = 4 [pid 19886] close(3) = 0 [pid 19886] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19886] write(1, "executing program\n", 18) = 18 [pid 19886] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19886] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19886] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19886] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19886] exit_group(0) = ? [pid 19886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19596", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19596/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19596/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19596") = 0 mkdir("./19597", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19887 ./strace-static-x86_64: Process 19887 attached [pid 19887] set_robust_list(0x55555e144660, 24) = 0 [pid 19887] chdir("./19597") = 0 [pid 19887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19887] setpgid(0, 0) = 0 [pid 19887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19887] write(3, "1000", 4) = 4 [pid 19887] close(3) = 0 [pid 19887] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19887] write(1, "executing program\n", 18) = 18 [pid 19887] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19887] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19887] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19887] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19887] exit_group(0) = ? [pid 19887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19597", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19597/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19597/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19597") = 0 mkdir("./19598", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19888 ./strace-static-x86_64: Process 19888 attached [pid 19888] set_robust_list(0x55555e144660, 24) = 0 [pid 19888] chdir("./19598") = 0 [pid 19888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19888] setpgid(0, 0) = 0 [pid 19888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19888] write(3, "1000", 4) = 4 [pid 19888] close(3) = 0 [pid 19888] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19888] write(1, "executing program\n", 18) = 18 [pid 19888] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19888] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19888] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19888] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19888] exit_group(0) = ? [pid 19888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19598", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19598/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19598/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19598") = 0 mkdir("./19599", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19889 attached [pid 19889] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19889 [pid 19889] <... set_robust_list resumed>) = 0 [pid 19889] chdir("./19599") = 0 [pid 19889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19889] setpgid(0, 0) = 0 [pid 19889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19889] write(3, "1000", 4) = 4 [pid 19889] close(3) = 0 [pid 19889] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19889] write(1, "executing program\n", 18executing program ) = 18 [pid 19889] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19889] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19889] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19889] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19889] exit_group(0) = ? [pid 19889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19599", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19599/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19599/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19599") = 0 mkdir("./19600", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19890 ./strace-static-x86_64: Process 19890 attached [pid 19890] set_robust_list(0x55555e144660, 24) = 0 [pid 19890] chdir("./19600") = 0 [pid 19890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19890] setpgid(0, 0) = 0 [pid 19890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19890] write(3, "1000", 4) = 4 [pid 19890] close(3) = 0 [pid 19890] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19890] write(1, "executing program\n", 18executing program ) = 18 [pid 19890] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19890] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19890] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19890] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19890] exit_group(0) = ? [pid 19890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19600", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19600/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19600/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19600") = 0 mkdir("./19601", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19891 ./strace-static-x86_64: Process 19891 attached [pid 19891] set_robust_list(0x55555e144660, 24) = 0 [pid 19891] chdir("./19601") = 0 [pid 19891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19891] setpgid(0, 0) = 0 [pid 19891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19891] write(3, "1000", 4) = 4 [pid 19891] close(3) = 0 [pid 19891] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19891] write(1, "executing program\n", 18executing program ) = 18 [pid 19891] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19891] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19891] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19891] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19891] exit_group(0) = ? [pid 19891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19601", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19601/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19601/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19601") = 0 mkdir("./19602", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19892 ./strace-static-x86_64: Process 19892 attached [pid 19892] set_robust_list(0x55555e144660, 24) = 0 [pid 19892] chdir("./19602") = 0 [pid 19892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19892] setpgid(0, 0) = 0 [pid 19892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19892] write(3, "1000", 4) = 4 [pid 19892] close(3) = 0 [pid 19892] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19892] write(1, "executing program\n", 18executing program ) = 18 [pid 19892] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19892] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19892] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19892] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19892] exit_group(0) = ? [pid 19892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19602", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19602/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19602/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19602") = 0 mkdir("./19603", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19893 ./strace-static-x86_64: Process 19893 attached [pid 19893] set_robust_list(0x55555e144660, 24) = 0 [pid 19893] chdir("./19603") = 0 [pid 19893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19893] setpgid(0, 0) = 0 [pid 19893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19893] write(3, "1000", 4) = 4 [pid 19893] close(3) = 0 [pid 19893] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19893] write(1, "executing program\n", 18) = 18 [pid 19893] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19893] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19893] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19893] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19893] exit_group(0) = ? [pid 19893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19603", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19603/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19603/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19603") = 0 mkdir("./19604", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19894 ./strace-static-x86_64: Process 19894 attached [pid 19894] set_robust_list(0x55555e144660, 24) = 0 [pid 19894] chdir("./19604") = 0 [pid 19894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19894] setpgid(0, 0) = 0 [pid 19894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19894] write(3, "1000", 4) = 4 [pid 19894] close(3) = 0 [pid 19894] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19894] write(1, "executing program\n", 18) = 18 [pid 19894] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19894] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19894] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19894] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19894] exit_group(0) = ? [pid 19894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19604", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19604/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19604/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19604") = 0 mkdir("./19605", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19895 attached [pid 19895] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19895 [pid 19895] chdir("./19605") = 0 [pid 19895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19895] setpgid(0, 0) = 0 [pid 19895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19895] write(3, "1000", 4) = 4 [pid 19895] close(3) = 0 [pid 19895] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19895] write(1, "executing program\n", 18) = 18 [pid 19895] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19895] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19895] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19895] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19895] exit_group(0) = ? [pid 19895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19605", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19605/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19605/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19605") = 0 mkdir("./19606", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19896 ./strace-static-x86_64: Process 19896 attached [pid 19896] set_robust_list(0x55555e144660, 24) = 0 [pid 19896] chdir("./19606") = 0 [pid 19896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19896] setpgid(0, 0) = 0 [pid 19896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19896] write(3, "1000", 4) = 4 [pid 19896] close(3) = 0 [pid 19896] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19896] write(1, "executing program\n", 18) = 18 [pid 19896] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19896] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19896] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19896] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19896] exit_group(0) = ? [pid 19896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19606", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19606/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19606/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19606") = 0 mkdir("./19607", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19897 attached [pid 19897] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19897 [pid 19897] <... set_robust_list resumed>) = 0 [pid 19897] chdir("./19607") = 0 [pid 19897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19897] setpgid(0, 0) = 0 [pid 19897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19897] write(3, "1000", 4) = 4 [pid 19897] close(3) = 0 [pid 19897] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19897] write(1, "executing program\n", 18) = 18 [pid 19897] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19897] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19897] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19897] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19897] exit_group(0) = ? [pid 19897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19607", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19607/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19607/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19607") = 0 mkdir("./19608", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19898 ./strace-static-x86_64: Process 19898 attached [pid 19898] set_robust_list(0x55555e144660, 24) = 0 [pid 19898] chdir("./19608") = 0 [pid 19898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19898] setpgid(0, 0) = 0 [pid 19898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19898] write(3, "1000", 4) = 4 [pid 19898] close(3) = 0 [pid 19898] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19898] write(1, "executing program\n", 18) = 18 [pid 19898] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19898] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19898] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19898] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19898] exit_group(0) = ? [pid 19898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19608", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19608/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19608/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19608") = 0 mkdir("./19609", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19899 attached [pid 19899] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19899 [pid 19899] chdir("./19609") = 0 [pid 19899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19899] setpgid(0, 0) = 0 [pid 19899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19899] write(3, "1000", 4) = 4 [pid 19899] close(3) = 0 [pid 19899] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19899] write(1, "executing program\n", 18) = 18 [pid 19899] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19899] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19899] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19899] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19899] exit_group(0) = ? [pid 19899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19609", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19609/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19609/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19609") = 0 mkdir("./19610", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19900 attached [pid 19900] set_robust_list(0x55555e144660, 24) = 0 [pid 19900] chdir("./19610") = 0 [pid 19900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19900] setpgid(0, 0) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19900 [pid 19900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19900] write(3, "1000", 4) = 4 [pid 19900] close(3) = 0 executing program [pid 19900] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19900] write(1, "executing program\n", 18) = 18 [pid 19900] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19900] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19900] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19900] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19900] exit_group(0) = ? [pid 19900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19610", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19610/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19610/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19610") = 0 mkdir("./19611", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19901 attached [pid 19901] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19901 [pid 19901] chdir("./19611") = 0 [pid 19901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19901] setpgid(0, 0) = 0 [pid 19901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19901] write(3, "1000", 4) = 4 [pid 19901] close(3) = 0 [pid 19901] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19901] write(1, "executing program\n", 18) = 18 [pid 19901] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19901] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19901] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19901] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19901] exit_group(0) = ? [pid 19901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19611", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19611/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19611/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19611") = 0 mkdir("./19612", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19902 ./strace-static-x86_64: Process 19902 attached [pid 19902] set_robust_list(0x55555e144660, 24) = 0 [pid 19902] chdir("./19612") = 0 [pid 19902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19902] setpgid(0, 0) = 0 [pid 19902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19902] write(3, "1000", 4) = 4 [pid 19902] close(3) = 0 [pid 19902] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19902] write(1, "executing program\n", 18executing program ) = 18 [pid 19902] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19902] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19902] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19902] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19902] exit_group(0) = ? [pid 19902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19612", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19612/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19612/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19612") = 0 mkdir("./19613", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19903 ./strace-static-x86_64: Process 19903 attached [pid 19903] set_robust_list(0x55555e144660, 24) = 0 [pid 19903] chdir("./19613") = 0 [pid 19903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19903] setpgid(0, 0) = 0 [pid 19903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19903] write(3, "1000", 4) = 4 [pid 19903] close(3) = 0 [pid 19903] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19903] write(1, "executing program\n", 18executing program ) = 18 [pid 19903] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19903] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19903] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19903] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19903] exit_group(0) = ? [pid 19903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19613", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19613/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19613/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19613") = 0 mkdir("./19614", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19904 ./strace-static-x86_64: Process 19904 attached [pid 19904] set_robust_list(0x55555e144660, 24) = 0 [pid 19904] chdir("./19614") = 0 [pid 19904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19904] setpgid(0, 0) = 0 [pid 19904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19904] write(3, "1000", 4) = 4 [pid 19904] close(3) = 0 [pid 19904] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19904] write(1, "executing program\n", 18executing program ) = 18 [pid 19904] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19904] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19904] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19904] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19904] exit_group(0) = ? [pid 19904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19614", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19614/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19614/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19614") = 0 mkdir("./19615", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19905 attached , child_tidptr=0x55555e144650) = 19905 [pid 19905] set_robust_list(0x55555e144660, 24) = 0 [pid 19905] chdir("./19615") = 0 [pid 19905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19905] setpgid(0, 0) = 0 [pid 19905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19905] write(3, "1000", 4) = 4 [pid 19905] close(3) = 0 [pid 19905] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19905] write(1, "executing program\n", 18executing program ) = 18 [pid 19905] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19905] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19905] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19905] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19905] exit_group(0) = ? [pid 19905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19615", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19615/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19615/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19615") = 0 mkdir("./19616", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19906 ./strace-static-x86_64: Process 19906 attached [pid 19906] set_robust_list(0x55555e144660, 24) = 0 [pid 19906] chdir("./19616") = 0 [pid 19906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19906] setpgid(0, 0) = 0 [pid 19906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19906] write(3, "1000", 4) = 4 [pid 19906] close(3) = 0 [pid 19906] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19906] write(1, "executing program\n", 18executing program ) = 18 [pid 19906] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19906] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19906] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19906] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19906] exit_group(0) = ? [pid 19906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19616", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19616/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19616/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19616") = 0 mkdir("./19617", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19907 attached [pid 19907] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19907 [pid 19907] <... set_robust_list resumed>) = 0 [pid 19907] chdir("./19617") = 0 [pid 19907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19907] setpgid(0, 0) = 0 [pid 19907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19907] write(3, "1000", 4) = 4 [pid 19907] close(3) = 0 [pid 19907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19907] write(1, "executing program\n", 18executing program ) = 18 [pid 19907] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19907] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19907] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19907] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19907] exit_group(0) = ? [pid 19907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19617", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19617/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19617/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19617") = 0 mkdir("./19618", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19908 ./strace-static-x86_64: Process 19908 attached [pid 19908] set_robust_list(0x55555e144660, 24) = 0 [pid 19908] chdir("./19618") = 0 [pid 19908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19908] setpgid(0, 0) = 0 [pid 19908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19908] write(3, "1000", 4) = 4 [pid 19908] close(3) = 0 [pid 19908] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19908] write(1, "executing program\n", 18) = 18 [pid 19908] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19908] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19908] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19908] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19908] exit_group(0) = ? [pid 19908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19618", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19618/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19618/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19618") = 0 mkdir("./19619", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19909 ./strace-static-x86_64: Process 19909 attached [pid 19909] set_robust_list(0x55555e144660, 24) = 0 [pid 19909] chdir("./19619") = 0 [pid 19909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19909] setpgid(0, 0) = 0 [pid 19909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19909] write(3, "1000", 4) = 4 [pid 19909] close(3) = 0 [pid 19909] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19909] write(1, "executing program\n", 18) = 18 [pid 19909] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19909] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19909] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19909] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19909] exit_group(0) = ? [pid 19909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19619", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19619/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19619/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19619") = 0 mkdir("./19620", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19910 ./strace-static-x86_64: Process 19910 attached [pid 19910] set_robust_list(0x55555e144660, 24) = 0 [pid 19910] chdir("./19620") = 0 [pid 19910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19910] setpgid(0, 0) = 0 [pid 19910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19910] write(3, "1000", 4) = 4 [pid 19910] close(3) = 0 [pid 19910] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19910] write(1, "executing program\n", 18executing program ) = 18 [pid 19910] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19910] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19910] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19910] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19910] exit_group(0) = ? [pid 19910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19620", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19620/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19620/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19620") = 0 mkdir("./19621", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19911 ./strace-static-x86_64: Process 19911 attached [pid 19911] set_robust_list(0x55555e144660, 24) = 0 [pid 19911] chdir("./19621") = 0 [pid 19911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19911] setpgid(0, 0) = 0 [pid 19911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19911] write(3, "1000", 4) = 4 [pid 19911] close(3) = 0 [pid 19911] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19911] write(1, "executing program\n", 18executing program ) = 18 [pid 19911] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19911] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19911] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19911] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19911] exit_group(0) = ? [pid 19911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19621", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19621/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19621/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19621") = 0 mkdir("./19622", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19912 ./strace-static-x86_64: Process 19912 attached [pid 19912] set_robust_list(0x55555e144660, 24) = 0 [pid 19912] chdir("./19622") = 0 [pid 19912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19912] setpgid(0, 0) = 0 [pid 19912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19912] write(3, "1000", 4) = 4 [pid 19912] close(3) = 0 [pid 19912] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19912] write(1, "executing program\n", 18) = 18 [pid 19912] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19912] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19912] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19912] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19912] exit_group(0) = ? [pid 19912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19622", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19622/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19622/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19622") = 0 mkdir("./19623", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19913 ./strace-static-x86_64: Process 19913 attached [pid 19913] set_robust_list(0x55555e144660, 24) = 0 [pid 19913] chdir("./19623") = 0 [pid 19913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19913] setpgid(0, 0) = 0 [pid 19913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19913] write(3, "1000", 4) = 4 [pid 19913] close(3) = 0 [pid 19913] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19913] write(1, "executing program\n", 18) = 18 [pid 19913] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19913] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19913] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19913] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19913] exit_group(0) = ? [pid 19913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19623", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19623/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19623/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19623") = 0 mkdir("./19624", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19914 ./strace-static-x86_64: Process 19914 attached [pid 19914] set_robust_list(0x55555e144660, 24) = 0 [pid 19914] chdir("./19624") = 0 [pid 19914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19914] setpgid(0, 0) = 0 [pid 19914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19914] write(3, "1000", 4) = 4 [pid 19914] close(3) = 0 [pid 19914] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19914] write(1, "executing program\n", 18) = 18 [pid 19914] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19914] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19914] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19914] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19914] exit_group(0) = ? [pid 19914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19624", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19624/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19624/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19624") = 0 mkdir("./19625", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19915 ./strace-static-x86_64: Process 19915 attached [pid 19915] set_robust_list(0x55555e144660, 24) = 0 [pid 19915] chdir("./19625") = 0 [pid 19915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19915] setpgid(0, 0) = 0 [pid 19915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19915] write(3, "1000", 4) = 4 [pid 19915] close(3) = 0 [pid 19915] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19915] write(1, "executing program\n", 18) = 18 [pid 19915] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19915] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19915] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19915] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19915] exit_group(0) = ? [pid 19915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19625", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19625/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19625/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19625") = 0 mkdir("./19626", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19916 attached , child_tidptr=0x55555e144650) = 19916 [pid 19916] set_robust_list(0x55555e144660, 24) = 0 [pid 19916] chdir("./19626") = 0 [pid 19916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19916] setpgid(0, 0) = 0 [pid 19916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19916] write(3, "1000", 4) = 4 [pid 19916] close(3) = 0 [pid 19916] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19916] write(1, "executing program\n", 18executing program ) = 18 [pid 19916] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19916] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19916] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19916] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19916] exit_group(0) = ? [pid 19916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19626", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19626/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19626/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19626") = 0 mkdir("./19627", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19917 ./strace-static-x86_64: Process 19917 attached [pid 19917] set_robust_list(0x55555e144660, 24) = 0 [pid 19917] chdir("./19627") = 0 [pid 19917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19917] setpgid(0, 0) = 0 [pid 19917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19917] write(3, "1000", 4) = 4 [pid 19917] close(3) = 0 [pid 19917] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19917] write(1, "executing program\n", 18) = 18 [pid 19917] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19917] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19917] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19917] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19917] exit_group(0) = ? [pid 19917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19627", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19627/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19627/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19627") = 0 mkdir("./19628", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19918 attached , child_tidptr=0x55555e144650) = 19918 [pid 19918] set_robust_list(0x55555e144660, 24) = 0 [pid 19918] chdir("./19628") = 0 [pid 19918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19918] setpgid(0, 0) = 0 [pid 19918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19918] write(3, "1000", 4) = 4 [pid 19918] close(3) = 0 [pid 19918] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19918] write(1, "executing program\n", 18) = 18 [pid 19918] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19918] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19918] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19918] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19918] exit_group(0) = ? [pid 19918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19628", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19628/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19628/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19628") = 0 mkdir("./19629", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19919 ./strace-static-x86_64: Process 19919 attached [pid 19919] set_robust_list(0x55555e144660, 24) = 0 [pid 19919] chdir("./19629") = 0 [pid 19919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19919] setpgid(0, 0) = 0 [pid 19919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19919] write(3, "1000", 4) = 4 [pid 19919] close(3) = 0 [pid 19919] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19919] write(1, "executing program\n", 18executing program ) = 18 [pid 19919] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19919] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19919] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19919] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19919] exit_group(0) = ? [pid 19919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19629", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19629/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19629/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19629") = 0 mkdir("./19630", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19920 attached , child_tidptr=0x55555e144650) = 19920 [pid 19920] set_robust_list(0x55555e144660, 24) = 0 [pid 19920] chdir("./19630") = 0 [pid 19920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19920] setpgid(0, 0) = 0 [pid 19920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19920] write(3, "1000", 4) = 4 [pid 19920] close(3) = 0 [pid 19920] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19920] write(1, "executing program\n", 18) = 18 [pid 19920] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19920] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19920] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19920] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19920] exit_group(0) = ? [pid 19920] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19630", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19630/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19630/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19630") = 0 mkdir("./19631", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19921 ./strace-static-x86_64: Process 19921 attached [pid 19921] set_robust_list(0x55555e144660, 24) = 0 [pid 19921] chdir("./19631") = 0 [pid 19921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19921] setpgid(0, 0) = 0 [pid 19921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19921] write(3, "1000", 4) = 4 [pid 19921] close(3) = 0 [pid 19921] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19921] write(1, "executing program\n", 18executing program ) = 18 [pid 19921] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19921] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19921] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19921] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19921] exit_group(0) = ? [pid 19921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19631", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19631/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19631/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19631") = 0 mkdir("./19632", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19922 ./strace-static-x86_64: Process 19922 attached [pid 19922] set_robust_list(0x55555e144660, 24) = 0 [pid 19922] chdir("./19632") = 0 [pid 19922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19922] setpgid(0, 0) = 0 [pid 19922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19922] write(3, "1000", 4) = 4 [pid 19922] close(3) = 0 [pid 19922] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19922] write(1, "executing program\n", 18) = 18 [pid 19922] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19922] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19922] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19922] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19922] exit_group(0) = ? [pid 19922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19632", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19632/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19632/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19632") = 0 mkdir("./19633", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19923 ./strace-static-x86_64: Process 19923 attached [pid 19923] set_robust_list(0x55555e144660, 24) = 0 [pid 19923] chdir("./19633") = 0 [pid 19923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19923] setpgid(0, 0) = 0 [pid 19923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19923] write(3, "1000", 4) = 4 [pid 19923] close(3) = 0 [pid 19923] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19923] write(1, "executing program\n", 18) = 18 [pid 19923] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19923] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19923] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19923] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19923] exit_group(0) = ? [pid 19923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19633", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19633/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19633/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19633") = 0 mkdir("./19634", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19924 ./strace-static-x86_64: Process 19924 attached [pid 19924] set_robust_list(0x55555e144660, 24) = 0 [pid 19924] chdir("./19634") = 0 [pid 19924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19924] setpgid(0, 0) = 0 [pid 19924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19924] write(3, "1000", 4) = 4 [pid 19924] close(3) = 0 [pid 19924] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19924] write(1, "executing program\n", 18) = 18 [pid 19924] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19924] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19924] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19924] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19924] exit_group(0) = ? [pid 19924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19634", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19634/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19634/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19634") = 0 mkdir("./19635", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19925 ./strace-static-x86_64: Process 19925 attached [pid 19925] set_robust_list(0x55555e144660, 24) = 0 [pid 19925] chdir("./19635") = 0 [pid 19925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19925] setpgid(0, 0) = 0 [pid 19925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19925] write(3, "1000", 4) = 4 [pid 19925] close(3) = 0 [pid 19925] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19925] write(1, "executing program\n", 18) = 18 [pid 19925] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19925] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19925] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19925] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19925] exit_group(0) = ? [pid 19925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19635", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19635/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19635/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19635") = 0 mkdir("./19636", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19926 ./strace-static-x86_64: Process 19926 attached [pid 19926] set_robust_list(0x55555e144660, 24) = 0 [pid 19926] chdir("./19636") = 0 [pid 19926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19926] setpgid(0, 0) = 0 [pid 19926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19926] write(3, "1000", 4) = 4 [pid 19926] close(3) = 0 [pid 19926] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19926] write(1, "executing program\n", 18executing program ) = 18 [pid 19926] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19926] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19926] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19926] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19926] exit_group(0) = ? [pid 19926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19636", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19636/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19636/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19636") = 0 mkdir("./19637", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19927 ./strace-static-x86_64: Process 19927 attached [pid 19927] set_robust_list(0x55555e144660, 24) = 0 [pid 19927] chdir("./19637") = 0 [pid 19927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19927] setpgid(0, 0) = 0 [pid 19927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19927] write(3, "1000", 4) = 4 [pid 19927] close(3) = 0 [pid 19927] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19927] write(1, "executing program\n", 18) = 18 [pid 19927] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19927] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19927] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19927] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19927] exit_group(0) = ? [pid 19927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19637", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19637/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19637/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19637") = 0 mkdir("./19638", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19928 ./strace-static-x86_64: Process 19928 attached [pid 19928] set_robust_list(0x55555e144660, 24) = 0 [pid 19928] chdir("./19638") = 0 [pid 19928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19928] setpgid(0, 0) = 0 [pid 19928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19928] write(3, "1000", 4) = 4 [pid 19928] close(3) = 0 [pid 19928] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19928] write(1, "executing program\n", 18) = 18 [pid 19928] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19928] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19928] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19928] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19928] exit_group(0) = ? [pid 19928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19638", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19638/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19638/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19638") = 0 mkdir("./19639", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19929 ./strace-static-x86_64: Process 19929 attached [pid 19929] set_robust_list(0x55555e144660, 24) = 0 [pid 19929] chdir("./19639") = 0 [pid 19929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19929] setpgid(0, 0) = 0 [pid 19929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19929] write(3, "1000", 4) = 4 [pid 19929] close(3) = 0 [pid 19929] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19929] write(1, "executing program\n", 18) = 18 [pid 19929] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19929] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19929] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19929] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19929] exit_group(0) = ? [pid 19929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19639", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19639/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19639/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19639") = 0 mkdir("./19640", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19930 ./strace-static-x86_64: Process 19930 attached [pid 19930] set_robust_list(0x55555e144660, 24) = 0 [pid 19930] chdir("./19640") = 0 [pid 19930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19930] setpgid(0, 0) = 0 [pid 19930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19930] write(3, "1000", 4) = 4 [pid 19930] close(3) = 0 [pid 19930] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19930] write(1, "executing program\n", 18) = 18 [pid 19930] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19930] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19930] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19930] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19930] exit_group(0) = ? [pid 19930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19640", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19640/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19640/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19640") = 0 mkdir("./19641", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19931 ./strace-static-x86_64: Process 19931 attached [pid 19931] set_robust_list(0x55555e144660, 24) = 0 [pid 19931] chdir("./19641") = 0 [pid 19931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19931] setpgid(0, 0) = 0 [pid 19931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19931] write(3, "1000", 4) = 4 [pid 19931] close(3) = 0 [pid 19931] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19931] write(1, "executing program\n", 18executing program ) = 18 [pid 19931] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19931] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19931] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19931] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19931] exit_group(0) = ? [pid 19931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19641", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19641/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19641/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19641") = 0 mkdir("./19642", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19932 ./strace-static-x86_64: Process 19932 attached [pid 19932] set_robust_list(0x55555e144660, 24) = 0 [pid 19932] chdir("./19642") = 0 [pid 19932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19932] setpgid(0, 0) = 0 [pid 19932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19932] write(3, "1000", 4) = 4 [pid 19932] close(3) = 0 [pid 19932] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19932] write(1, "executing program\n", 18executing program ) = 18 [pid 19932] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19932] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19932] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19932] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19932] exit_group(0) = ? [pid 19932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19642", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19642/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19642/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19642") = 0 mkdir("./19643", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19933 attached , child_tidptr=0x55555e144650) = 19933 [pid 19933] set_robust_list(0x55555e144660, 24) = 0 [pid 19933] chdir("./19643") = 0 [pid 19933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19933] setpgid(0, 0) = 0 [pid 19933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19933] write(3, "1000", 4) = 4 [pid 19933] close(3) = 0 [pid 19933] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19933] write(1, "executing program\n", 18) = 18 [pid 19933] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19933] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19933] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19933] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19933] exit_group(0) = ? [pid 19933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19643", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19643/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19643/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19643") = 0 mkdir("./19644", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19934 attached , child_tidptr=0x55555e144650) = 19934 [pid 19934] set_robust_list(0x55555e144660, 24) = 0 [pid 19934] chdir("./19644") = 0 [pid 19934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19934] setpgid(0, 0) = 0 [pid 19934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19934] write(3, "1000", 4) = 4 [pid 19934] close(3) = 0 [pid 19934] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19934] write(1, "executing program\n", 18executing program ) = 18 [pid 19934] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19934] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19934] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19934] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19934] exit_group(0) = ? [pid 19934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19644", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19644/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19644/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19644") = 0 mkdir("./19645", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19935 attached , child_tidptr=0x55555e144650) = 19935 [pid 19935] set_robust_list(0x55555e144660, 24) = 0 [pid 19935] chdir("./19645") = 0 [pid 19935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19935] setpgid(0, 0) = 0 [pid 19935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19935] write(3, "1000", 4) = 4 [pid 19935] close(3) = 0 [pid 19935] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19935] write(1, "executing program\n", 18executing program ) = 18 [pid 19935] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19935] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19935] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19935] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19935] exit_group(0) = ? [pid 19935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19645", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19645/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19645/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19645") = 0 mkdir("./19646", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19936 ./strace-static-x86_64: Process 19936 attached [pid 19936] set_robust_list(0x55555e144660, 24) = 0 [pid 19936] chdir("./19646") = 0 [pid 19936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19936] setpgid(0, 0) = 0 [pid 19936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19936] write(3, "1000", 4) = 4 [pid 19936] close(3) = 0 [pid 19936] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19936] write(1, "executing program\n", 18executing program ) = 18 [pid 19936] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19936] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19936] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19936] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19936] exit_group(0) = ? [pid 19936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19646", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19646/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19646/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19646") = 0 mkdir("./19647", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19937 attached , child_tidptr=0x55555e144650) = 19937 [pid 19937] set_robust_list(0x55555e144660, 24) = 0 [pid 19937] chdir("./19647") = 0 [pid 19937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19937] setpgid(0, 0) = 0 [pid 19937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19937] write(3, "1000", 4) = 4 [pid 19937] close(3) = 0 [pid 19937] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19937] write(1, "executing program\n", 18) = 18 [pid 19937] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19937] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19937] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19937] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19937] exit_group(0) = ? [pid 19937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19647", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19647/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19647/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19647") = 0 mkdir("./19648", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19938 attached [pid 19938] set_robust_list(0x55555e144660, 24) = 0 [pid 19938] chdir("./19648" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19938 [pid 19938] <... chdir resumed>) = 0 [pid 19938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19938] setpgid(0, 0) = 0 [pid 19938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19938] write(3, "1000", 4) = 4 [pid 19938] close(3) = 0 [pid 19938] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19938] write(1, "executing program\n", 18) = 18 [pid 19938] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19938] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19938] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19938] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19938] exit_group(0) = ? [pid 19938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19648", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19648/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19648/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19648") = 0 mkdir("./19649", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19939 attached , child_tidptr=0x55555e144650) = 19939 [pid 19939] set_robust_list(0x55555e144660, 24) = 0 [pid 19939] chdir("./19649") = 0 [pid 19939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19939] setpgid(0, 0) = 0 [pid 19939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19939] write(3, "1000", 4) = 4 [pid 19939] close(3) = 0 [pid 19939] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19939] write(1, "executing program\n", 18executing program ) = 18 [pid 19939] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19939] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19939] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19939] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19939] exit_group(0) = ? [pid 19939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19649", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19649/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19649/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19649") = 0 mkdir("./19650", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19940 attached [pid 19940] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19940 [pid 19940] <... set_robust_list resumed>) = 0 [pid 19940] chdir("./19650") = 0 [pid 19940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19940] setpgid(0, 0) = 0 [pid 19940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19940] write(3, "1000", 4) = 4 [pid 19940] close(3) = 0 [pid 19940] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19940] write(1, "executing program\n", 18executing program ) = 18 [pid 19940] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19940] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19940] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19940] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19940] exit_group(0) = ? [pid 19940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19650", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19650/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19650/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19650") = 0 mkdir("./19651", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19941 attached [pid 19941] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19941 [pid 19941] chdir("./19651") = 0 [pid 19941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19941] setpgid(0, 0) = 0 [pid 19941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19941] write(3, "1000", 4) = 4 [pid 19941] close(3) = 0 [pid 19941] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19941] write(1, "executing program\n", 18) = 18 [pid 19941] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19941] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19941] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19941] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19941] exit_group(0) = ? [pid 19941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19651", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19651/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19651/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19651") = 0 mkdir("./19652", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19942 attached [pid 19942] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19942 [pid 19942] chdir("./19652") = 0 [pid 19942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19942] setpgid(0, 0) = 0 [pid 19942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19942] write(3, "1000", 4) = 4 [pid 19942] close(3) = 0 [pid 19942] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19942] write(1, "executing program\n", 18executing program ) = 18 [pid 19942] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19942] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19942] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19942] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19942] exit_group(0) = ? [pid 19942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19652", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19652/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19652/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19652") = 0 mkdir("./19653", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19943 attached [pid 19943] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19943 [pid 19943] chdir("./19653") = 0 [pid 19943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19943] setpgid(0, 0) = 0 [pid 19943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19943] write(3, "1000", 4) = 4 [pid 19943] close(3) = 0 [pid 19943] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19943] write(1, "executing program\n", 18executing program ) = 18 [pid 19943] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19943] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19943] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19943] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19943] exit_group(0) = ? [pid 19943] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19653", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19653/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19653/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19653") = 0 mkdir("./19654", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19944 ./strace-static-x86_64: Process 19944 attached [pid 19944] set_robust_list(0x55555e144660, 24) = 0 [pid 19944] chdir("./19654") = 0 [pid 19944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19944] setpgid(0, 0) = 0 [pid 19944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19944] write(3, "1000", 4) = 4 [pid 19944] close(3) = 0 [pid 19944] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19944] write(1, "executing program\n", 18executing program ) = 18 [pid 19944] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19944] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19944] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19944] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19944] exit_group(0) = ? [pid 19944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19654", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19654/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19654/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19654") = 0 mkdir("./19655", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19945 ./strace-static-x86_64: Process 19945 attached [pid 19945] set_robust_list(0x55555e144660, 24) = 0 [pid 19945] chdir("./19655") = 0 [pid 19945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19945] setpgid(0, 0) = 0 [pid 19945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19945] write(3, "1000", 4) = 4 [pid 19945] close(3) = 0 [pid 19945] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19945] write(1, "executing program\n", 18executing program ) = 18 [pid 19945] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19945] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19945] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19945] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19945] exit_group(0) = ? [pid 19945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19655", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19655/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19655/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19655") = 0 mkdir("./19656", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19946 ./strace-static-x86_64: Process 19946 attached [pid 19946] set_robust_list(0x55555e144660, 24) = 0 [pid 19946] chdir("./19656") = 0 [pid 19946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19946] setpgid(0, 0) = 0 [pid 19946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19946] write(3, "1000", 4) = 4 [pid 19946] close(3) = 0 [pid 19946] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19946] write(1, "executing program\n", 18executing program ) = 18 [pid 19946] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19946] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19946] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19946] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19946] exit_group(0) = ? [pid 19946] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19656", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19656/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19656/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19656") = 0 mkdir("./19657", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19947 ./strace-static-x86_64: Process 19947 attached [pid 19947] set_robust_list(0x55555e144660, 24) = 0 [pid 19947] chdir("./19657") = 0 [pid 19947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19947] setpgid(0, 0) = 0 [pid 19947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19947] write(3, "1000", 4) = 4 [pid 19947] close(3) = 0 [pid 19947] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19947] write(1, "executing program\n", 18executing program ) = 18 [pid 19947] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19947] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19947] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19947] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19947] exit_group(0) = ? [pid 19947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19657", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19657/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19657/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19657") = 0 mkdir("./19658", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19948 ./strace-static-x86_64: Process 19948 attached [pid 19948] set_robust_list(0x55555e144660, 24) = 0 [pid 19948] chdir("./19658") = 0 [pid 19948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19948] setpgid(0, 0) = 0 [pid 19948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19948] write(3, "1000", 4) = 4 [pid 19948] close(3) = 0 [pid 19948] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19948] write(1, "executing program\n", 18) = 18 [pid 19948] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19948] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19948] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19948] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19948] exit_group(0) = ? [pid 19948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19658", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19658/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19658/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19658") = 0 mkdir("./19659", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19949 ./strace-static-x86_64: Process 19949 attached [pid 19949] set_robust_list(0x55555e144660, 24) = 0 [pid 19949] chdir("./19659") = 0 [pid 19949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19949] setpgid(0, 0) = 0 [pid 19949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19949] write(3, "1000", 4) = 4 [pid 19949] close(3) = 0 [pid 19949] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19949] write(1, "executing program\n", 18) = 18 [pid 19949] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19949] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19949] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19949] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19949] exit_group(0) = ? [pid 19949] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19659", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19659/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19659/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19659") = 0 mkdir("./19660", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19950 ./strace-static-x86_64: Process 19950 attached [pid 19950] set_robust_list(0x55555e144660, 24) = 0 [pid 19950] chdir("./19660") = 0 [pid 19950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19950] setpgid(0, 0) = 0 [pid 19950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19950] write(3, "1000", 4) = 4 [pid 19950] close(3) = 0 [pid 19950] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19950] write(1, "executing program\n", 18) = 18 [pid 19950] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19950] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19950] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19950] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19950] exit_group(0) = ? [pid 19950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19660", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19660/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19660/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19660") = 0 mkdir("./19661", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19951 ./strace-static-x86_64: Process 19951 attached [pid 19951] set_robust_list(0x55555e144660, 24) = 0 [pid 19951] chdir("./19661") = 0 [pid 19951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19951] setpgid(0, 0) = 0 [pid 19951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19951] write(3, "1000", 4) = 4 [pid 19951] close(3) = 0 [pid 19951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19951] write(1, "executing program\n", 18executing program ) = 18 [pid 19951] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19951] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19951] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19951] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19951] exit_group(0) = ? [pid 19951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19661", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19661/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19661/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19661") = 0 mkdir("./19662", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19952 ./strace-static-x86_64: Process 19952 attached [pid 19952] set_robust_list(0x55555e144660, 24) = 0 [pid 19952] chdir("./19662") = 0 [pid 19952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19952] setpgid(0, 0) = 0 [pid 19952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19952] write(3, "1000", 4) = 4 [pid 19952] close(3) = 0 [pid 19952] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19952] write(1, "executing program\n", 18executing program ) = 18 [pid 19952] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19952] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19952] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19952] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19952] exit_group(0) = ? [pid 19952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19662", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19662/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19662/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19662") = 0 mkdir("./19663", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19953 ./strace-static-x86_64: Process 19953 attached [pid 19953] set_robust_list(0x55555e144660, 24) = 0 [pid 19953] chdir("./19663") = 0 [pid 19953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19953] setpgid(0, 0) = 0 [pid 19953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19953] write(3, "1000", 4) = 4 [pid 19953] close(3) = 0 [pid 19953] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19953] write(1, "executing program\n", 18executing program ) = 18 [pid 19953] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19953] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19953] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19953] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19953] exit_group(0) = ? [pid 19953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19663", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19663/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19663/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19663") = 0 mkdir("./19664", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19954 ./strace-static-x86_64: Process 19954 attached [pid 19954] set_robust_list(0x55555e144660, 24) = 0 [pid 19954] chdir("./19664") = 0 [pid 19954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19954] setpgid(0, 0) = 0 [pid 19954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19954] write(3, "1000", 4) = 4 [pid 19954] close(3) = 0 [pid 19954] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19954] write(1, "executing program\n", 18) = 18 [pid 19954] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19954] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19954] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19954] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19954] exit_group(0) = ? [pid 19954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19664", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19664/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19664/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19664") = 0 mkdir("./19665", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19955 ./strace-static-x86_64: Process 19955 attached [pid 19955] set_robust_list(0x55555e144660, 24) = 0 [pid 19955] chdir("./19665") = 0 [pid 19955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19955] setpgid(0, 0) = 0 [pid 19955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19955] write(3, "1000", 4) = 4 [pid 19955] close(3) = 0 [pid 19955] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19955] write(1, "executing program\n", 18) = 18 [pid 19955] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19955] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19955] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19955] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19955] exit_group(0) = ? [pid 19955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19665", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19665/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19665/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19665") = 0 mkdir("./19666", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19956 ./strace-static-x86_64: Process 19956 attached [pid 19956] set_robust_list(0x55555e144660, 24) = 0 [pid 19956] chdir("./19666") = 0 [pid 19956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19956] setpgid(0, 0) = 0 [pid 19956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19956] write(3, "1000", 4) = 4 [pid 19956] close(3) = 0 [pid 19956] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19956] write(1, "executing program\n", 18executing program ) = 18 [pid 19956] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19956] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19956] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19956] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19956] exit_group(0) = ? [pid 19956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19666", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19666/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19666/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19666") = 0 mkdir("./19667", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19957 attached , child_tidptr=0x55555e144650) = 19957 [pid 19957] set_robust_list(0x55555e144660, 24) = 0 [pid 19957] chdir("./19667") = 0 [pid 19957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19957] setpgid(0, 0) = 0 [pid 19957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19957] write(3, "1000", 4) = 4 [pid 19957] close(3) = 0 [pid 19957] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19957] write(1, "executing program\n", 18executing program ) = 18 [pid 19957] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19957] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19957] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19957] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19957] exit_group(0) = ? [pid 19957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19667", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19667/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19667/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19667") = 0 mkdir("./19668", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19958 ./strace-static-x86_64: Process 19958 attached [pid 19958] set_robust_list(0x55555e144660, 24) = 0 [pid 19958] chdir("./19668") = 0 [pid 19958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19958] setpgid(0, 0) = 0 [pid 19958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19958] write(3, "1000", 4) = 4 [pid 19958] close(3) = 0 [pid 19958] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19958] write(1, "executing program\n", 18) = 18 [pid 19958] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19958] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19958] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19958] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19958] exit_group(0) = ? [pid 19958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19668", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19668/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19668/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19668") = 0 mkdir("./19669", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19959 ./strace-static-x86_64: Process 19959 attached [pid 19959] set_robust_list(0x55555e144660, 24) = 0 [pid 19959] chdir("./19669") = 0 [pid 19959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19959] setpgid(0, 0) = 0 [pid 19959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19959] write(3, "1000", 4) = 4 [pid 19959] close(3) = 0 [pid 19959] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19959] write(1, "executing program\n", 18) = 18 [pid 19959] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19959] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19959] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19959] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19959] exit_group(0) = ? [pid 19959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19669", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19669/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19669/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19669") = 0 mkdir("./19670", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19960 ./strace-static-x86_64: Process 19960 attached [pid 19960] set_robust_list(0x55555e144660, 24) = 0 [pid 19960] chdir("./19670") = 0 [pid 19960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19960] setpgid(0, 0) = 0 [pid 19960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19960] write(3, "1000", 4) = 4 [pid 19960] close(3) = 0 [pid 19960] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19960] write(1, "executing program\n", 18) = 18 [pid 19960] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19960] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19960] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19960] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19960] exit_group(0) = ? [pid 19960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19670", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19670/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19670/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19670") = 0 mkdir("./19671", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19961 ./strace-static-x86_64: Process 19961 attached [pid 19961] set_robust_list(0x55555e144660, 24) = 0 [pid 19961] chdir("./19671") = 0 [pid 19961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19961] setpgid(0, 0) = 0 [pid 19961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19961] write(3, "1000", 4) = 4 [pid 19961] close(3) = 0 [pid 19961] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19961] write(1, "executing program\n", 18) = 18 [pid 19961] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19961] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19961] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19961] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19961] exit_group(0) = ? [pid 19961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19671", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19671/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19671/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19671") = 0 mkdir("./19672", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19962 ./strace-static-x86_64: Process 19962 attached [pid 19962] set_robust_list(0x55555e144660, 24) = 0 [pid 19962] chdir("./19672") = 0 [pid 19962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19962] setpgid(0, 0) = 0 [pid 19962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19962] write(3, "1000", 4) = 4 [pid 19962] close(3) = 0 [pid 19962] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19962] write(1, "executing program\n", 18executing program ) = 18 [pid 19962] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19962] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19962] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19962] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19962] exit_group(0) = ? [pid 19962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19672", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19672/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19672/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19672") = 0 mkdir("./19673", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19963 ./strace-static-x86_64: Process 19963 attached [pid 19963] set_robust_list(0x55555e144660, 24) = 0 [pid 19963] chdir("./19673") = 0 [pid 19963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19963] setpgid(0, 0) = 0 [pid 19963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19963] write(3, "1000", 4) = 4 [pid 19963] close(3) = 0 [pid 19963] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19963] write(1, "executing program\n", 18executing program ) = 18 [pid 19963] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19963] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19963] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19963] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19963] exit_group(0) = ? [pid 19963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19673", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19673/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19673/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19673") = 0 mkdir("./19674", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19964 ./strace-static-x86_64: Process 19964 attached [pid 19964] set_robust_list(0x55555e144660, 24) = 0 [pid 19964] chdir("./19674") = 0 [pid 19964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19964] setpgid(0, 0) = 0 [pid 19964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19964] write(3, "1000", 4) = 4 [pid 19964] close(3) = 0 [pid 19964] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19964] write(1, "executing program\n", 18executing program ) = 18 [pid 19964] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19964] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19964] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19964] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19964] exit_group(0) = ? [pid 19964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19674", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19674/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19674/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19674") = 0 mkdir("./19675", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19965 ./strace-static-x86_64: Process 19965 attached [pid 19965] set_robust_list(0x55555e144660, 24) = 0 [pid 19965] chdir("./19675") = 0 [pid 19965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19965] setpgid(0, 0) = 0 [pid 19965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19965] write(3, "1000", 4) = 4 [pid 19965] close(3) = 0 [pid 19965] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19965] write(1, "executing program\n", 18executing program ) = 18 [pid 19965] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19965] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19965] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19965] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19965] exit_group(0) = ? [pid 19965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19675", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19675/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19675/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19675") = 0 mkdir("./19676", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19966 attached [pid 19966] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19966 [pid 19966] chdir("./19676") = 0 [pid 19966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19966] setpgid(0, 0) = 0 [pid 19966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19966] write(3, "1000", 4) = 4 [pid 19966] close(3) = 0 [pid 19966] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19966] write(1, "executing program\n", 18) = 18 [pid 19966] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19966] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19966] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19966] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19966] exit_group(0) = ? [pid 19966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19676", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19676/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19676/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19676") = 0 mkdir("./19677", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19967 attached [pid 19967] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19967 [pid 19967] chdir("./19677") = 0 [pid 19967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19967] setpgid(0, 0) = 0 [pid 19967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19967] write(3, "1000", 4) = 4 [pid 19967] close(3) = 0 [pid 19967] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19967] write(1, "executing program\n", 18) = 18 [pid 19967] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19967] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19967] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19967] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19967] exit_group(0) = ? [pid 19967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19677", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19677/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19677/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19677") = 0 mkdir("./19678", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19968 ./strace-static-x86_64: Process 19968 attached [pid 19968] set_robust_list(0x55555e144660, 24) = 0 [pid 19968] chdir("./19678") = 0 [pid 19968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19968] setpgid(0, 0) = 0 [pid 19968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19968] write(3, "1000", 4) = 4 [pid 19968] close(3) = 0 [pid 19968] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19968] write(1, "executing program\n", 18executing program ) = 18 [pid 19968] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19968] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19968] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19968] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19968] exit_group(0) = ? [pid 19968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19678", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19678/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19678/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19678") = 0 mkdir("./19679", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19969 attached , child_tidptr=0x55555e144650) = 19969 [pid 19969] set_robust_list(0x55555e144660, 24) = 0 [pid 19969] chdir("./19679") = 0 [pid 19969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19969] setpgid(0, 0) = 0 [pid 19969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19969] write(3, "1000", 4) = 4 [pid 19969] close(3) = 0 [pid 19969] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19969] write(1, "executing program\n", 18) = 18 [pid 19969] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19969] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19969] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19969] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19969] exit_group(0) = ? [pid 19969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19679", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19679/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19679/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19679") = 0 mkdir("./19680", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19970 ./strace-static-x86_64: Process 19970 attached [pid 19970] set_robust_list(0x55555e144660, 24) = 0 [pid 19970] chdir("./19680") = 0 [pid 19970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19970] setpgid(0, 0) = 0 [pid 19970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19970] write(3, "1000", 4) = 4 [pid 19970] close(3) = 0 [pid 19970] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19970] write(1, "executing program\n", 18executing program ) = 18 [pid 19970] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19970] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19970] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19970] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19970] exit_group(0) = ? [pid 19970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19680", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19680/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19680/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19680") = 0 mkdir("./19681", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19971 ./strace-static-x86_64: Process 19971 attached [pid 19971] set_robust_list(0x55555e144660, 24) = 0 [pid 19971] chdir("./19681") = 0 [pid 19971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19971] setpgid(0, 0) = 0 [pid 19971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19971] write(3, "1000", 4) = 4 [pid 19971] close(3) = 0 [pid 19971] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19971] write(1, "executing program\n", 18) = 18 [pid 19971] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19971] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19971] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19971] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19971] exit_group(0) = ? [pid 19971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19681", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19681/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19681/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19681") = 0 mkdir("./19682", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19972 attached [pid 19972] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19972 [pid 19972] <... set_robust_list resumed>) = 0 [pid 19972] chdir("./19682") = 0 [pid 19972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19972] setpgid(0, 0) = 0 [pid 19972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19972] write(3, "1000", 4) = 4 [pid 19972] close(3) = 0 [pid 19972] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19972] write(1, "executing program\n", 18) = 18 [pid 19972] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19972] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19972] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19972] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19972] exit_group(0) = ? [pid 19972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19682", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19682/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19682/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19682") = 0 mkdir("./19683", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19973 ./strace-static-x86_64: Process 19973 attached [pid 19973] set_robust_list(0x55555e144660, 24) = 0 [pid 19973] chdir("./19683") = 0 [pid 19973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19973] setpgid(0, 0) = 0 [pid 19973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19973] write(3, "1000", 4) = 4 [pid 19973] close(3) = 0 [pid 19973] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19973] write(1, "executing program\n", 18executing program ) = 18 [pid 19973] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19973] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19973] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19973] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19973] exit_group(0) = ? [pid 19973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19683", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19683/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19683/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19683") = 0 mkdir("./19684", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19974 ./strace-static-x86_64: Process 19974 attached [pid 19974] set_robust_list(0x55555e144660, 24) = 0 [pid 19974] chdir("./19684") = 0 [pid 19974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19974] setpgid(0, 0) = 0 [pid 19974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19974] write(3, "1000", 4) = 4 [pid 19974] close(3) = 0 [pid 19974] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19974] write(1, "executing program\n", 18executing program ) = 18 [pid 19974] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19974] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19974] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19974] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19974] exit_group(0) = ? [pid 19974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19684", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19684/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19684/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19684") = 0 mkdir("./19685", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19975 ./strace-static-x86_64: Process 19975 attached [pid 19975] set_robust_list(0x55555e144660, 24) = 0 [pid 19975] chdir("./19685") = 0 [pid 19975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19975] setpgid(0, 0) = 0 [pid 19975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19975] write(3, "1000", 4) = 4 [pid 19975] close(3) = 0 [pid 19975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19975] write(1, "executing program\n", 18executing program ) = 18 [pid 19975] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19975] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19975] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19975] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19975] exit_group(0) = ? [pid 19975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19685", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19685/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19685/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19685") = 0 mkdir("./19686", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19976 ./strace-static-x86_64: Process 19976 attached [pid 19976] set_robust_list(0x55555e144660, 24) = 0 [pid 19976] chdir("./19686") = 0 [pid 19976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19976] setpgid(0, 0) = 0 [pid 19976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19976] write(3, "1000", 4) = 4 [pid 19976] close(3) = 0 [pid 19976] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19976] write(1, "executing program\n", 18executing program ) = 18 [pid 19976] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19976] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19976] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19976] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19976] exit_group(0) = ? [pid 19976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19686", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19686/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19686/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19686") = 0 mkdir("./19687", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19977 ./strace-static-x86_64: Process 19977 attached [pid 19977] set_robust_list(0x55555e144660, 24) = 0 [pid 19977] chdir("./19687") = 0 [pid 19977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19977] setpgid(0, 0) = 0 [pid 19977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19977] write(3, "1000", 4) = 4 [pid 19977] close(3) = 0 [pid 19977] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19977] write(1, "executing program\n", 18) = 18 [pid 19977] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19977] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19977] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19977] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19977] exit_group(0) = ? [pid 19977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19687", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19687/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19687/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19687") = 0 mkdir("./19688", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19978 attached [pid 19978] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19978 [pid 19978] chdir("./19688") = 0 [pid 19978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19978] setpgid(0, 0) = 0 [pid 19978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19978] write(3, "1000", 4) = 4 [pid 19978] close(3) = 0 [pid 19978] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19978] write(1, "executing program\n", 18) = 18 [pid 19978] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19978] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19978] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19978] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19978] exit_group(0) = ? [pid 19978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19688", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19688/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19688/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19688") = 0 mkdir("./19689", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19979 ./strace-static-x86_64: Process 19979 attached [pid 19979] set_robust_list(0x55555e144660, 24) = 0 [pid 19979] chdir("./19689") = 0 [pid 19979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19979] setpgid(0, 0) = 0 [pid 19979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19979] write(3, "1000", 4) = 4 [pid 19979] close(3) = 0 [pid 19979] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19979] write(1, "executing program\n", 18) = 18 [pid 19979] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19979] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19979] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19979] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19979] exit_group(0) = ? [pid 19979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19689", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19689/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19689/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19689") = 0 mkdir("./19690", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19980 ./strace-static-x86_64: Process 19980 attached [pid 19980] set_robust_list(0x55555e144660, 24) = 0 [pid 19980] chdir("./19690") = 0 [pid 19980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19980] setpgid(0, 0) = 0 [pid 19980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19980] write(3, "1000", 4) = 4 [pid 19980] close(3) = 0 [pid 19980] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19980] write(1, "executing program\n", 18) = 18 [pid 19980] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19980] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19980] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19980] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19980] exit_group(0) = ? [pid 19980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19690", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19690/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19690/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19690") = 0 mkdir("./19691", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19981 attached [pid 19981] set_robust_list(0x55555e144660, 24) = 0 [pid 19981] chdir("./19691" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19981 [pid 19981] <... chdir resumed>) = 0 [pid 19981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19981] setpgid(0, 0) = 0 [pid 19981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19981] write(3, "1000", 4) = 4 [pid 19981] close(3) = 0 [pid 19981] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19981] write(1, "executing program\n", 18) = 18 [pid 19981] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19981] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19981] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19981] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19981] exit_group(0) = ? [pid 19981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19691", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19691/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19691/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19691") = 0 mkdir("./19692", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19982 ./strace-static-x86_64: Process 19982 attached [pid 19982] set_robust_list(0x55555e144660, 24) = 0 [pid 19982] chdir("./19692") = 0 [pid 19982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19982] setpgid(0, 0) = 0 [pid 19982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19982] write(3, "1000", 4) = 4 [pid 19982] close(3) = 0 [pid 19982] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19982] write(1, "executing program\n", 18executing program ) = 18 [pid 19982] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19982] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19982] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19982] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19982] exit_group(0) = ? [pid 19982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19692", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19692/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19692/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19692") = 0 mkdir("./19693", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19983 attached , child_tidptr=0x55555e144650) = 19983 [pid 19983] set_robust_list(0x55555e144660, 24) = 0 [pid 19983] chdir("./19693") = 0 [pid 19983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19983] setpgid(0, 0) = 0 [pid 19983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19983] write(3, "1000", 4) = 4 [pid 19983] close(3) = 0 [pid 19983] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19983] write(1, "executing program\n", 18) = 18 [pid 19983] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19983] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19983] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19983] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19983] exit_group(0) = ? [pid 19983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19693", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19693/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19693/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19693") = 0 mkdir("./19694", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19984 ./strace-static-x86_64: Process 19984 attached [pid 19984] set_robust_list(0x55555e144660, 24) = 0 [pid 19984] chdir("./19694") = 0 [pid 19984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19984] setpgid(0, 0) = 0 [pid 19984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19984] write(3, "1000", 4) = 4 [pid 19984] close(3) = 0 [pid 19984] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19984] write(1, "executing program\n", 18executing program ) = 18 [pid 19984] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19984] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19984] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19984] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19984] exit_group(0) = ? [pid 19984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19694", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19694/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19694/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19694") = 0 mkdir("./19695", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19985 attached , child_tidptr=0x55555e144650) = 19985 [pid 19985] set_robust_list(0x55555e144660, 24) = 0 [pid 19985] chdir("./19695") = 0 [pid 19985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19985] setpgid(0, 0) = 0 [pid 19985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19985] write(3, "1000", 4) = 4 [pid 19985] close(3) = 0 [pid 19985] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19985] write(1, "executing program\n", 18) = 18 [pid 19985] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19985] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19985] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19985] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19985] exit_group(0) = ? [pid 19985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19695", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19695/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19695/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19695") = 0 mkdir("./19696", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19986 ./strace-static-x86_64: Process 19986 attached [pid 19986] set_robust_list(0x55555e144660, 24) = 0 [pid 19986] chdir("./19696") = 0 [pid 19986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19986] setpgid(0, 0) = 0 [pid 19986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19986] write(3, "1000", 4) = 4 [pid 19986] close(3) = 0 [pid 19986] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19986] write(1, "executing program\n", 18) = 18 [pid 19986] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19986] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19986] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19986] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19986] exit_group(0) = ? [pid 19986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19696", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19696/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19696/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19696") = 0 mkdir("./19697", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19987 ./strace-static-x86_64: Process 19987 attached [pid 19987] set_robust_list(0x55555e144660, 24) = 0 [pid 19987] chdir("./19697") = 0 [pid 19987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19987] setpgid(0, 0) = 0 [pid 19987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19987] write(3, "1000", 4) = 4 [pid 19987] close(3) = 0 [pid 19987] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19987] write(1, "executing program\n", 18executing program ) = 18 [pid 19987] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19987] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19987] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19987] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19987] exit_group(0) = ? [pid 19987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19697", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19697/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19697/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19697") = 0 mkdir("./19698", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19988 ./strace-static-x86_64: Process 19988 attached [pid 19988] set_robust_list(0x55555e144660, 24) = 0 [pid 19988] chdir("./19698") = 0 [pid 19988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19988] setpgid(0, 0) = 0 [pid 19988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19988] write(3, "1000", 4) = 4 [pid 19988] close(3) = 0 [pid 19988] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19988] write(1, "executing program\n", 18) = 18 [pid 19988] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19988] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19988] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19988] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19988] exit_group(0) = ? [pid 19988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19698", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19698/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19698/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19698") = 0 mkdir("./19699", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19989 ./strace-static-x86_64: Process 19989 attached [pid 19989] set_robust_list(0x55555e144660, 24) = 0 [pid 19989] chdir("./19699") = 0 [pid 19989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19989] setpgid(0, 0) = 0 [pid 19989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19989] write(3, "1000", 4) = 4 [pid 19989] close(3) = 0 [pid 19989] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 19989] write(1, "executing program\n", 18) = 18 [pid 19989] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19989] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19989] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19989] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19989] exit_group(0) = ? [pid 19989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19699", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19699/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19699/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19699") = 0 mkdir("./19700", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19990 ./strace-static-x86_64: Process 19990 attached [pid 19990] set_robust_list(0x55555e144660, 24) = 0 [pid 19990] chdir("./19700") = 0 [pid 19990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19990] setpgid(0, 0) = 0 [pid 19990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19990] write(3, "1000", 4) = 4 [pid 19990] close(3) = 0 [pid 19990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19990] write(1, "executing program\n", 18) = 18 executing program [pid 19990] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19990] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19990] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19990] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19990] exit_group(0) = ? [pid 19990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19700", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19700/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19700/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19700") = 0 mkdir("./19701", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19991 ./strace-static-x86_64: Process 19991 attached [pid 19991] set_robust_list(0x55555e144660, 24) = 0 [pid 19991] chdir("./19701") = 0 [pid 19991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19991] setpgid(0, 0) = 0 [pid 19991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19991] write(3, "1000", 4) = 4 [pid 19991] close(3) = 0 [pid 19991] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19991] write(1, "executing program\n", 18executing program ) = 18 [pid 19991] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19991] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19991] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19991] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19991] exit_group(0) = ? [pid 19991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19701", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19701/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19701/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19701") = 0 mkdir("./19702", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19992 ./strace-static-x86_64: Process 19992 attached [pid 19992] set_robust_list(0x55555e144660, 24) = 0 [pid 19992] chdir("./19702") = 0 [pid 19992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19992] setpgid(0, 0) = 0 [pid 19992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19992] write(3, "1000", 4) = 4 [pid 19992] close(3) = 0 [pid 19992] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19992] write(1, "executing program\n", 18executing program ) = 18 [pid 19992] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19992] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19992] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19992] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19992] exit_group(0) = ? [pid 19992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19702", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19702/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19702/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19702") = 0 mkdir("./19703", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19993 ./strace-static-x86_64: Process 19993 attached [pid 19993] set_robust_list(0x55555e144660, 24) = 0 [pid 19993] chdir("./19703") = 0 [pid 19993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19993] setpgid(0, 0) = 0 [pid 19993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19993] write(3, "1000", 4) = 4 [pid 19993] close(3) = 0 [pid 19993] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19993] write(1, "executing program\n", 18) = 18 [pid 19993] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19993] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19993] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19993] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19993] exit_group(0) = ? [pid 19993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19703", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19703/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19703/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19703") = 0 mkdir("./19704", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19994 ./strace-static-x86_64: Process 19994 attached [pid 19994] set_robust_list(0x55555e144660, 24) = 0 [pid 19994] chdir("./19704") = 0 [pid 19994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19994] setpgid(0, 0) = 0 [pid 19994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19994] write(3, "1000", 4) = 4 [pid 19994] close(3) = 0 [pid 19994] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19994] write(1, "executing program\n", 18) = 18 [pid 19994] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19994] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19994] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19994] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19994] exit_group(0) = ? [pid 19994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19704", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19704/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19704/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19704") = 0 mkdir("./19705", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 19995 attached [pid 19995] set_robust_list(0x55555e144660, 24) = 0 [pid 19995] chdir("./19705") = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 19995 [pid 19995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19995] setpgid(0, 0) = 0 [pid 19995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19995] write(3, "1000", 4) = 4 [pid 19995] close(3) = 0 executing program [pid 19995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19995] write(1, "executing program\n", 18) = 18 [pid 19995] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19995] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19995] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19995] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19995] exit_group(0) = ? [pid 19995] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19705", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19705/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19705/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19705") = 0 mkdir("./19706", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19996 ./strace-static-x86_64: Process 19996 attached [pid 19996] set_robust_list(0x55555e144660, 24) = 0 [pid 19996] chdir("./19706") = 0 [pid 19996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19996] setpgid(0, 0) = 0 [pid 19996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19996] write(3, "1000", 4) = 4 [pid 19996] close(3) = 0 [pid 19996] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19996] write(1, "executing program\n", 18) = 18 [pid 19996] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19996] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19996] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19996] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19996] exit_group(0) = ? [pid 19996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19706", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19706/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19706/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19706") = 0 mkdir("./19707", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19997 ./strace-static-x86_64: Process 19997 attached [pid 19997] set_robust_list(0x55555e144660, 24) = 0 [pid 19997] chdir("./19707") = 0 [pid 19997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19997] setpgid(0, 0) = 0 [pid 19997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19997] write(3, "1000", 4) = 4 [pid 19997] close(3) = 0 executing program [pid 19997] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19997] write(1, "executing program\n", 18) = 18 [pid 19997] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19997] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19997] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19997] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19997] exit_group(0) = ? [pid 19997] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19707", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19707/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19707/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19707") = 0 mkdir("./19708", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19998 ./strace-static-x86_64: Process 19998 attached [pid 19998] set_robust_list(0x55555e144660, 24) = 0 [pid 19998] chdir("./19708") = 0 [pid 19998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19998] setpgid(0, 0) = 0 [pid 19998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19998] write(3, "1000", 4) = 4 [pid 19998] close(3) = 0 [pid 19998] symlink("/dev/binderfs", "./binderfs") = 0 [pid 19998] write(1, "executing program\n", 18executing program ) = 18 [pid 19998] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19998] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19998] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19998] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19998] exit_group(0) = ? [pid 19998] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19708", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19708/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19708/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19708") = 0 mkdir("./19709", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 19999 ./strace-static-x86_64: Process 19999 attached [pid 19999] set_robust_list(0x55555e144660, 24) = 0 [pid 19999] chdir("./19709") = 0 [pid 19999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 19999] setpgid(0, 0) = 0 [pid 19999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 19999] write(3, "1000", 4) = 4 [pid 19999] close(3) = 0 [pid 19999] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 19999] write(1, "executing program\n", 18) = 18 [pid 19999] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 19999] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 19999] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 19999] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 19999] exit_group(0) = ? [pid 19999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19709", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19709/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19709/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19709") = 0 mkdir("./19710", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20000 ./strace-static-x86_64: Process 20000 attached [pid 20000] set_robust_list(0x55555e144660, 24) = 0 [pid 20000] chdir("./19710") = 0 [pid 20000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20000] setpgid(0, 0) = 0 [pid 20000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20000] write(3, "1000", 4) = 4 [pid 20000] close(3) = 0 [pid 20000] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20000] write(1, "executing program\n", 18executing program ) = 18 [pid 20000] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20000] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20000] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20000] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20000] exit_group(0) = ? [pid 20000] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19710", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19710/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19710/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19710") = 0 mkdir("./19711", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20001 ./strace-static-x86_64: Process 20001 attached [pid 20001] set_robust_list(0x55555e144660, 24) = 0 [pid 20001] chdir("./19711") = 0 [pid 20001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20001] setpgid(0, 0) = 0 [pid 20001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20001] write(3, "1000", 4) = 4 [pid 20001] close(3) = 0 [pid 20001] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20001] write(1, "executing program\n", 18) = 18 [pid 20001] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20001] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20001] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20001] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20001] exit_group(0) = ? [pid 20001] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19711", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19711/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19711/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19711") = 0 mkdir("./19712", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20002 attached [pid 20002] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20002 [pid 20002] <... set_robust_list resumed>) = 0 [pid 20002] chdir("./19712") = 0 [pid 20002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20002] setpgid(0, 0) = 0 [pid 20002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20002] write(3, "1000", 4) = 4 [pid 20002] close(3) = 0 [pid 20002] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20002] write(1, "executing program\n", 18executing program ) = 18 [pid 20002] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20002] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20002] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20002] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20002] exit_group(0) = ? [pid 20002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19712", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19712/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19712/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19712") = 0 mkdir("./19713", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20003 attached [pid 20003] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20003 [pid 20003] chdir("./19713") = 0 [pid 20003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20003] setpgid(0, 0) = 0 [pid 20003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20003] write(3, "1000", 4) = 4 [pid 20003] close(3) = 0 [pid 20003] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20003] write(1, "executing program\n", 18) = 18 [pid 20003] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20003] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20003] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20003] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20003] exit_group(0) = ? [pid 20003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19713", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19713/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19713/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19713") = 0 mkdir("./19714", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20004 ./strace-static-x86_64: Process 20004 attached [pid 20004] set_robust_list(0x55555e144660, 24) = 0 [pid 20004] chdir("./19714") = 0 [pid 20004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20004] setpgid(0, 0) = 0 [pid 20004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20004] write(3, "1000", 4executing program ) = 4 [pid 20004] close(3) = 0 [pid 20004] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20004] write(1, "executing program\n", 18) = 18 [pid 20004] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20004] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20004] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20004] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20004] exit_group(0) = ? [pid 20004] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19714", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19714/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19714/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19714") = 0 mkdir("./19715", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20005 ./strace-static-x86_64: Process 20005 attached [pid 20005] set_robust_list(0x55555e144660, 24) = 0 [pid 20005] chdir("./19715") = 0 [pid 20005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20005] setpgid(0, 0) = 0 [pid 20005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20005] write(3, "1000", 4) = 4 [pid 20005] close(3) = 0 [pid 20005] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20005] write(1, "executing program\n", 18executing program ) = 18 [pid 20005] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20005] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20005] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20005] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20005] exit_group(0) = ? [pid 20005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19715", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19715/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19715/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19715") = 0 mkdir("./19716", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20006 ./strace-static-x86_64: Process 20006 attached [pid 20006] set_robust_list(0x55555e144660, 24) = 0 [pid 20006] chdir("./19716") = 0 [pid 20006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20006] setpgid(0, 0) = 0 [pid 20006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20006] write(3, "1000", 4) = 4 [pid 20006] close(3) = 0 [pid 20006] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20006] write(1, "executing program\n", 18executing program ) = 18 [pid 20006] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20006] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20006] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20006] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20006] exit_group(0) = ? [pid 20006] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19716", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19716/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19716/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19716") = 0 mkdir("./19717", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20007 attached , child_tidptr=0x55555e144650) = 20007 [pid 20007] set_robust_list(0x55555e144660, 24) = 0 [pid 20007] chdir("./19717") = 0 [pid 20007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20007] setpgid(0, 0) = 0 [pid 20007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20007] write(3, "1000", 4) = 4 [pid 20007] close(3) = 0 [pid 20007] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20007] write(1, "executing program\n", 18executing program ) = 18 [pid 20007] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20007] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20007] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20007] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20007] exit_group(0) = ? [pid 20007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19717", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19717/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19717/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19717") = 0 mkdir("./19718", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20008 attached [pid 20008] set_robust_list(0x55555e144660, 24) = 0 [pid 20008] chdir("./19718" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20008 [pid 20008] <... chdir resumed>) = 0 [pid 20008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20008] setpgid(0, 0) = 0 [pid 20008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20008] write(3, "1000", 4) = 4 [pid 20008] close(3) = 0 [pid 20008] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20008] write(1, "executing program\n", 18executing program ) = 18 [pid 20008] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20008] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20008] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20008] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20008] exit_group(0) = ? [pid 20008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19718", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19718/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19718/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19718") = 0 mkdir("./19719", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20009 ./strace-static-x86_64: Process 20009 attached [pid 20009] set_robust_list(0x55555e144660, 24) = 0 [pid 20009] chdir("./19719") = 0 [pid 20009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20009] setpgid(0, 0) = 0 [pid 20009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20009] write(3, "1000", 4) = 4 [pid 20009] close(3) = 0 [pid 20009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20009] write(1, "executing program\n", 18executing program ) = 18 [pid 20009] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20009] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20009] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20009] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20009] exit_group(0) = ? [pid 20009] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19719", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19719/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19719/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19719") = 0 mkdir("./19720", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20010 ./strace-static-x86_64: Process 20010 attached [pid 20010] set_robust_list(0x55555e144660, 24) = 0 [pid 20010] chdir("./19720") = 0 [pid 20010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20010] setpgid(0, 0) = 0 [pid 20010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20010] write(3, "1000", 4) = 4 [pid 20010] close(3) = 0 [pid 20010] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20010] write(1, "executing program\n", 18) = 18 [pid 20010] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20010] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20010] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20010] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20010] exit_group(0) = ? [pid 20010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19720", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19720/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19720/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19720") = 0 mkdir("./19721", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20011 ./strace-static-x86_64: Process 20011 attached [pid 20011] set_robust_list(0x55555e144660, 24) = 0 [pid 20011] chdir("./19721") = 0 [pid 20011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20011] setpgid(0, 0) = 0 [pid 20011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20011] write(3, "1000", 4) = 4 [pid 20011] close(3) = 0 [pid 20011] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20011] write(1, "executing program\n", 18) = 18 [pid 20011] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20011] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20011] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20011] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20011] exit_group(0) = ? [pid 20011] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19721", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19721/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19721/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19721") = 0 mkdir("./19722", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20012 attached , child_tidptr=0x55555e144650) = 20012 [pid 20012] set_robust_list(0x55555e144660, 24) = 0 [pid 20012] chdir("./19722") = 0 [pid 20012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20012] setpgid(0, 0) = 0 [pid 20012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20012] write(3, "1000", 4) = 4 [pid 20012] close(3) = 0 [pid 20012] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20012] write(1, "executing program\n", 18executing program ) = 18 [pid 20012] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20012] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20012] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20012] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20012] exit_group(0) = ? [pid 20012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19722", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19722/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19722/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19722") = 0 mkdir("./19723", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20013 attached [pid 20013] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20013 [pid 20013] chdir("./19723") = 0 [pid 20013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20013] setpgid(0, 0) = 0 [pid 20013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20013] write(3, "1000", 4) = 4 [pid 20013] close(3) = 0 [pid 20013] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20013] write(1, "executing program\n", 18) = 18 [pid 20013] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20013] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20013] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20013] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20013] exit_group(0) = ? [pid 20013] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19723", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19723/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19723/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19723") = 0 mkdir("./19724", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20014 ./strace-static-x86_64: Process 20014 attached [pid 20014] set_robust_list(0x55555e144660, 24) = 0 [pid 20014] chdir("./19724") = 0 [pid 20014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20014] setpgid(0, 0) = 0 [pid 20014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20014] write(3, "1000", 4) = 4 [pid 20014] close(3) = 0 [pid 20014] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20014] write(1, "executing program\n", 18executing program ) = 18 [pid 20014] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20014] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20014] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20014] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20014] exit_group(0) = ? [pid 20014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19724", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19724/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19724/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19724") = 0 mkdir("./19725", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20015 ./strace-static-x86_64: Process 20015 attached [pid 20015] set_robust_list(0x55555e144660, 24) = 0 [pid 20015] chdir("./19725") = 0 [pid 20015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20015] setpgid(0, 0) = 0 [pid 20015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20015] write(3, "1000", 4) = 4 [pid 20015] close(3) = 0 [pid 20015] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20015] write(1, "executing program\n", 18executing program ) = 18 [pid 20015] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20015] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20015] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20015] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20015] exit_group(0) = ? [pid 20015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19725", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19725/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19725/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19725") = 0 mkdir("./19726", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20016 ./strace-static-x86_64: Process 20016 attached [pid 20016] set_robust_list(0x55555e144660, 24) = 0 [pid 20016] chdir("./19726") = 0 [pid 20016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20016] setpgid(0, 0) = 0 [pid 20016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20016] write(3, "1000", 4) = 4 [pid 20016] close(3) = 0 [pid 20016] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20016] write(1, "executing program\n", 18executing program ) = 18 [pid 20016] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20016] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20016] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20016] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20016] exit_group(0) = ? [pid 20016] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19726", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19726/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19726/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19726") = 0 mkdir("./19727", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20017 ./strace-static-x86_64: Process 20017 attached [pid 20017] set_robust_list(0x55555e144660, 24) = 0 [pid 20017] chdir("./19727") = 0 [pid 20017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20017] setpgid(0, 0) = 0 [pid 20017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20017] write(3, "1000", 4) = 4 [pid 20017] close(3) = 0 [pid 20017] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20017] write(1, "executing program\n", 18executing program ) = 18 [pid 20017] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20017] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20017] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20017] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20017] exit_group(0) = ? [pid 20017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19727", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19727/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19727/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19727") = 0 mkdir("./19728", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20018 ./strace-static-x86_64: Process 20018 attached [pid 20018] set_robust_list(0x55555e144660, 24) = 0 [pid 20018] chdir("./19728") = 0 [pid 20018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20018] setpgid(0, 0) = 0 [pid 20018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20018] write(3, "1000", 4) = 4 [pid 20018] close(3) = 0 [pid 20018] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20018] write(1, "executing program\n", 18executing program ) = 18 [pid 20018] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20018] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20018] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20018] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20018] exit_group(0) = ? [pid 20018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19728", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19728/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19728/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19728") = 0 mkdir("./19729", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20019 attached , child_tidptr=0x55555e144650) = 20019 [pid 20019] set_robust_list(0x55555e144660, 24) = 0 [pid 20019] chdir("./19729") = 0 [pid 20019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20019] setpgid(0, 0) = 0 [pid 20019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20019] write(3, "1000", 4) = 4 [pid 20019] close(3) = 0 [pid 20019] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20019] write(1, "executing program\n", 18executing program ) = 18 [pid 20019] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20019] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20019] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20019] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20019] exit_group(0) = ? [pid 20019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19729", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19729/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19729/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19729") = 0 mkdir("./19730", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20020 ./strace-static-x86_64: Process 20020 attached [pid 20020] set_robust_list(0x55555e144660, 24) = 0 [pid 20020] chdir("./19730") = 0 [pid 20020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20020] setpgid(0, 0) = 0 [pid 20020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20020] write(3, "1000", 4) = 4 [pid 20020] close(3) = 0 executing program [pid 20020] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20020] write(1, "executing program\n", 18) = 18 [pid 20020] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20020] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20020] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20020] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20020] exit_group(0) = ? [pid 20020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19730", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19730/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19730/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19730") = 0 mkdir("./19731", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20021 ./strace-static-x86_64: Process 20021 attached [pid 20021] set_robust_list(0x55555e144660, 24) = 0 [pid 20021] chdir("./19731") = 0 [pid 20021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20021] setpgid(0, 0) = 0 [pid 20021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20021] write(3, "1000", 4) = 4 [pid 20021] close(3) = 0 [pid 20021] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20021] write(1, "executing program\n", 18) = 18 [pid 20021] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20021] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20021] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20021] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20021] exit_group(0) = ? [pid 20021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19731", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19731/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19731/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19731") = 0 mkdir("./19732", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20022 attached [pid 20022] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20022 [pid 20022] chdir("./19732") = 0 [pid 20022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20022] setpgid(0, 0) = 0 [pid 20022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20022] write(3, "1000", 4) = 4 [pid 20022] close(3) = 0 [pid 20022] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20022] write(1, "executing program\n", 18) = 18 [pid 20022] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20022] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20022] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20022] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20022] exit_group(0) = ? [pid 20022] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19732", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19732/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19732/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19732") = 0 mkdir("./19733", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20023 ./strace-static-x86_64: Process 20023 attached [pid 20023] set_robust_list(0x55555e144660, 24) = 0 [pid 20023] chdir("./19733") = 0 [pid 20023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20023] setpgid(0, 0) = 0 [pid 20023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20023] write(3, "1000", 4) = 4 [pid 20023] close(3) = 0 [pid 20023] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20023] write(1, "executing program\n", 18) = 18 [pid 20023] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20023] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20023] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20023] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20023] exit_group(0) = ? [pid 20023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19733", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19733/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19733/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19733") = 0 mkdir("./19734", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20024 attached [pid 20024] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20024 [pid 20024] chdir("./19734") = 0 [pid 20024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20024] setpgid(0, 0) = 0 [pid 20024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20024] write(3, "1000", 4) = 4 [pid 20024] close(3) = 0 [pid 20024] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20024] write(1, "executing program\n", 18executing program ) = 18 [pid 20024] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20024] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20024] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20024] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20024] exit_group(0) = ? [pid 20024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19734", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19734/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19734/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19734") = 0 mkdir("./19735", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20025 ./strace-static-x86_64: Process 20025 attached [pid 20025] set_robust_list(0x55555e144660, 24) = 0 [pid 20025] chdir("./19735") = 0 [pid 20025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20025] setpgid(0, 0) = 0 [pid 20025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20025] write(3, "1000", 4) = 4 [pid 20025] close(3) = 0 [pid 20025] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20025] write(1, "executing program\n", 18executing program ) = 18 [pid 20025] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20025] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20025] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20025] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20025] exit_group(0) = ? [pid 20025] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19735", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19735/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19735/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19735") = 0 mkdir("./19736", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20026 ./strace-static-x86_64: Process 20026 attached [pid 20026] set_robust_list(0x55555e144660, 24) = 0 [pid 20026] chdir("./19736") = 0 [pid 20026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20026] setpgid(0, 0) = 0 [pid 20026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20026] write(3, "1000", 4) = 4 [pid 20026] close(3) = 0 [pid 20026] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20026] write(1, "executing program\n", 18executing program ) = 18 [pid 20026] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20026] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20026] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20026] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20026] exit_group(0) = ? [pid 20026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19736", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19736/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19736/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19736") = 0 mkdir("./19737", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20027 ./strace-static-x86_64: Process 20027 attached [pid 20027] set_robust_list(0x55555e144660, 24) = 0 [pid 20027] chdir("./19737") = 0 [pid 20027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20027] setpgid(0, 0) = 0 [pid 20027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20027] write(3, "1000", 4) = 4 [pid 20027] close(3) = 0 [pid 20027] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20027] write(1, "executing program\n", 18) = 18 [pid 20027] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20027] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20027] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20027] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20027] exit_group(0) = ? [pid 20027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19737", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19737/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19737/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19737") = 0 mkdir("./19738", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20028 ./strace-static-x86_64: Process 20028 attached [pid 20028] set_robust_list(0x55555e144660, 24) = 0 [pid 20028] chdir("./19738") = 0 [pid 20028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20028] setpgid(0, 0) = 0 [pid 20028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20028] write(3, "1000", 4) = 4 [pid 20028] close(3) = 0 [pid 20028] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20028] write(1, "executing program\n", 18) = 18 [pid 20028] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20028] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20028] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20028] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20028] exit_group(0) = ? [pid 20028] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19738", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19738/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19738/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19738") = 0 mkdir("./19739", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20029 attached [pid 20029] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20029 [pid 20029] chdir("./19739") = 0 [pid 20029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20029] setpgid(0, 0) = 0 [pid 20029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20029] write(3, "1000", 4) = 4 [pid 20029] close(3) = 0 [pid 20029] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20029] write(1, "executing program\n", 18executing program ) = 18 [pid 20029] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20029] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20029] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20029] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20029] exit_group(0) = ? [pid 20029] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19739", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19739/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19739/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19739") = 0 mkdir("./19740", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20030 ./strace-static-x86_64: Process 20030 attached [pid 20030] set_robust_list(0x55555e144660, 24) = 0 [pid 20030] chdir("./19740") = 0 [pid 20030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20030] setpgid(0, 0) = 0 [pid 20030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20030] write(3, "1000", 4) = 4 [pid 20030] close(3) = 0 [pid 20030] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20030] write(1, "executing program\n", 18) = 18 [pid 20030] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20030] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20030] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20030] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20030] exit_group(0) = ? [pid 20030] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19740", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19740/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19740/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19740") = 0 mkdir("./19741", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20031 ./strace-static-x86_64: Process 20031 attached [pid 20031] set_robust_list(0x55555e144660, 24) = 0 [pid 20031] chdir("./19741") = 0 [pid 20031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20031] setpgid(0, 0) = 0 [pid 20031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20031] write(3, "1000", 4) = 4 [pid 20031] close(3) = 0 [pid 20031] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20031] write(1, "executing program\n", 18executing program ) = 18 [pid 20031] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20031] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20031] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20031] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20031] exit_group(0) = ? [pid 20031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19741", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19741/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19741/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19741") = 0 mkdir("./19742", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20032 ./strace-static-x86_64: Process 20032 attached [pid 20032] set_robust_list(0x55555e144660, 24) = 0 [pid 20032] chdir("./19742") = 0 [pid 20032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20032] setpgid(0, 0) = 0 [pid 20032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20032] write(3, "1000", 4) = 4 [pid 20032] close(3) = 0 [pid 20032] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20032] write(1, "executing program\n", 18) = 18 [pid 20032] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20032] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20032] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20032] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20032] exit_group(0) = ? [pid 20032] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19742", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19742/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19742/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19742") = 0 mkdir("./19743", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20033 ./strace-static-x86_64: Process 20033 attached [pid 20033] set_robust_list(0x55555e144660, 24) = 0 [pid 20033] chdir("./19743") = 0 [pid 20033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20033] setpgid(0, 0) = 0 [pid 20033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20033] write(3, "1000", 4) = 4 [pid 20033] close(3) = 0 [pid 20033] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20033] write(1, "executing program\n", 18) = 18 [pid 20033] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20033] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20033] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20033] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20033] exit_group(0) = ? [pid 20033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19743", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19743/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19743/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19743") = 0 mkdir("./19744", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20034 ./strace-static-x86_64: Process 20034 attached [pid 20034] set_robust_list(0x55555e144660, 24) = 0 [pid 20034] chdir("./19744") = 0 [pid 20034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20034] setpgid(0, 0) = 0 [pid 20034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20034] write(3, "1000", 4) = 4 [pid 20034] close(3) = 0 [pid 20034] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20034] write(1, "executing program\n", 18) = 18 [pid 20034] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20034] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20034] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20034] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20034] exit_group(0) = ? [pid 20034] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19744", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19744/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19744/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19744") = 0 mkdir("./19745", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20035 attached , child_tidptr=0x55555e144650) = 20035 [pid 20035] set_robust_list(0x55555e144660, 24) = 0 [pid 20035] chdir("./19745") = 0 [pid 20035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20035] setpgid(0, 0) = 0 [pid 20035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20035] write(3, "1000", 4) = 4 [pid 20035] close(3) = 0 [pid 20035] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20035] write(1, "executing program\n", 18) = 18 [pid 20035] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20035] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20035] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20035] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20035] exit_group(0) = ? [pid 20035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19745", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19745/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19745/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19745") = 0 mkdir("./19746", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20036 attached , child_tidptr=0x55555e144650) = 20036 [pid 20036] set_robust_list(0x55555e144660, 24) = 0 [pid 20036] chdir("./19746") = 0 [pid 20036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20036] setpgid(0, 0) = 0 [pid 20036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20036] write(3, "1000", 4) = 4 [pid 20036] close(3) = 0 [pid 20036] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20036] write(1, "executing program\n", 18) = 18 [pid 20036] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20036] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20036] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20036] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20036] exit_group(0) = ? [pid 20036] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19746", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19746/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19746/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19746") = 0 mkdir("./19747", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20037 ./strace-static-x86_64: Process 20037 attached [pid 20037] set_robust_list(0x55555e144660, 24) = 0 [pid 20037] chdir("./19747") = 0 [pid 20037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20037] setpgid(0, 0) = 0 [pid 20037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20037] write(3, "1000", 4) = 4 [pid 20037] close(3) = 0 [pid 20037] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20037] write(1, "executing program\n", 18) = 18 [pid 20037] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20037] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20037] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20037] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20037] exit_group(0) = ? [pid 20037] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19747", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19747/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19747/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19747") = 0 mkdir("./19748", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20038 ./strace-static-x86_64: Process 20038 attached [pid 20038] set_robust_list(0x55555e144660, 24) = 0 [pid 20038] chdir("./19748") = 0 [pid 20038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20038] setpgid(0, 0) = 0 [pid 20038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20038] write(3, "1000", 4) = 4 [pid 20038] close(3) = 0 [pid 20038] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20038] write(1, "executing program\n", 18) = 18 [pid 20038] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20038] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20038] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20038] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20038] exit_group(0) = ? [pid 20038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19748", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19748/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19748/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19748") = 0 mkdir("./19749", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20039 ./strace-static-x86_64: Process 20039 attached [pid 20039] set_robust_list(0x55555e144660, 24) = 0 [pid 20039] chdir("./19749") = 0 [pid 20039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20039] setpgid(0, 0) = 0 [pid 20039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20039] write(3, "1000", 4) = 4 [pid 20039] close(3) = 0 [pid 20039] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20039] write(1, "executing program\n", 18executing program ) = 18 [pid 20039] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20039] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20039] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20039] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20039] exit_group(0) = ? [pid 20039] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19749", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19749/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19749/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19749") = 0 mkdir("./19750", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20040 ./strace-static-x86_64: Process 20040 attached [pid 20040] set_robust_list(0x55555e144660, 24) = 0 [pid 20040] chdir("./19750") = 0 [pid 20040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20040] setpgid(0, 0) = 0 [pid 20040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20040] write(3, "1000", 4) = 4 [pid 20040] close(3) = 0 [pid 20040] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20040] write(1, "executing program\n", 18) = 18 executing program [pid 20040] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20040] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20040] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20040] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20040] exit_group(0) = ? [pid 20040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19750", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19750/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19750/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19750") = 0 mkdir("./19751", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20041 ./strace-static-x86_64: Process 20041 attached [pid 20041] set_robust_list(0x55555e144660, 24) = 0 [pid 20041] chdir("./19751") = 0 [pid 20041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20041] setpgid(0, 0) = 0 [pid 20041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20041] write(3, "1000", 4) = 4 [pid 20041] close(3) = 0 [pid 20041] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20041] write(1, "executing program\n", 18executing program ) = 18 [pid 20041] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20041] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20041] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20041] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20041] exit_group(0) = ? [pid 20041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19751", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19751/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19751/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19751") = 0 mkdir("./19752", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20042 ./strace-static-x86_64: Process 20042 attached [pid 20042] set_robust_list(0x55555e144660, 24) = 0 [pid 20042] chdir("./19752") = 0 [pid 20042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20042] setpgid(0, 0) = 0 [pid 20042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20042] write(3, "1000", 4) = 4 [pid 20042] close(3) = 0 [pid 20042] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20042] write(1, "executing program\n", 18executing program ) = 18 [pid 20042] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20042] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20042] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20042] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20042] exit_group(0) = ? [pid 20042] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19752", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19752/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19752/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19752") = 0 mkdir("./19753", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20043 ./strace-static-x86_64: Process 20043 attached [pid 20043] set_robust_list(0x55555e144660, 24) = 0 [pid 20043] chdir("./19753") = 0 [pid 20043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20043] setpgid(0, 0) = 0 [pid 20043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20043] write(3, "1000", 4) = 4 [pid 20043] close(3) = 0 [pid 20043] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20043] write(1, "executing program\n", 18executing program ) = 18 [pid 20043] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20043] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20043] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20043] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20043] exit_group(0) = ? [pid 20043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19753", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19753/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19753/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19753") = 0 mkdir("./19754", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20044 attached [pid 20044] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20044 [pid 20044] <... set_robust_list resumed>) = 0 [pid 20044] chdir("./19754") = 0 [pid 20044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20044] setpgid(0, 0) = 0 [pid 20044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20044] write(3, "1000", 4) = 4 [pid 20044] close(3) = 0 [pid 20044] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20044] write(1, "executing program\n", 18) = 18 [pid 20044] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20044] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20044] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20044] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20044] exit_group(0) = ? [pid 20044] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19754", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19754/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19754/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19754") = 0 mkdir("./19755", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20045 attached , child_tidptr=0x55555e144650) = 20045 [pid 20045] set_robust_list(0x55555e144660, 24) = 0 [pid 20045] chdir("./19755") = 0 [pid 20045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20045] setpgid(0, 0) = 0 [pid 20045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20045] write(3, "1000", 4) = 4 [pid 20045] close(3) = 0 [pid 20045] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20045] write(1, "executing program\n", 18) = 18 [pid 20045] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20045] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20045] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20045] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20045] exit_group(0) = ? [pid 20045] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19755", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19755/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19755/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19755") = 0 mkdir("./19756", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20046 attached , child_tidptr=0x55555e144650) = 20046 [pid 20046] set_robust_list(0x55555e144660, 24) = 0 [pid 20046] chdir("./19756") = 0 [pid 20046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20046] setpgid(0, 0) = 0 [pid 20046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20046] write(3, "1000", 4) = 4 [pid 20046] close(3) = 0 [pid 20046] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20046] write(1, "executing program\n", 18executing program ) = 18 [pid 20046] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20046] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20046] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20046] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20046] exit_group(0) = ? [pid 20046] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19756", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19756/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19756/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19756") = 0 mkdir("./19757", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20047 ./strace-static-x86_64: Process 20047 attached [pid 20047] set_robust_list(0x55555e144660, 24) = 0 [pid 20047] chdir("./19757") = 0 [pid 20047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20047] setpgid(0, 0) = 0 [pid 20047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20047] write(3, "1000", 4) = 4 [pid 20047] close(3) = 0 [pid 20047] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20047] write(1, "executing program\n", 18executing program ) = 18 [pid 20047] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20047] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20047] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20047] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20047] exit_group(0) = ? [pid 20047] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19757", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19757/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19757/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19757") = 0 mkdir("./19758", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20048 ./strace-static-x86_64: Process 20048 attached [pid 20048] set_robust_list(0x55555e144660, 24) = 0 [pid 20048] chdir("./19758") = 0 [pid 20048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20048] setpgid(0, 0) = 0 [pid 20048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20048] write(3, "1000", 4) = 4 [pid 20048] close(3) = 0 [pid 20048] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20048] write(1, "executing program\n", 18) = 18 [pid 20048] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20048] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20048] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20048] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20048] exit_group(0) = ? [pid 20048] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19758", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19758/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19758/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19758") = 0 mkdir("./19759", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20049 attached [pid 20049] set_robust_list(0x55555e144660, 24) = 0 [pid 20049] chdir("./19759" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20049 [pid 20049] <... chdir resumed>) = 0 [pid 20049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20049] setpgid(0, 0) = 0 [pid 20049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20049] write(3, "1000", 4) = 4 [pid 20049] close(3) = 0 [pid 20049] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20049] write(1, "executing program\n", 18) = 18 [pid 20049] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20049] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20049] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20049] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20049] exit_group(0) = ? [pid 20049] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19759", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19759/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19759/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19759") = 0 mkdir("./19760", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20050 ./strace-static-x86_64: Process 20050 attached [pid 20050] set_robust_list(0x55555e144660, 24) = 0 [pid 20050] chdir("./19760") = 0 [pid 20050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20050] setpgid(0, 0) = 0 [pid 20050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20050] write(3, "1000", 4) = 4 [pid 20050] close(3) = 0 [pid 20050] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20050] write(1, "executing program\n", 18) = 18 [pid 20050] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20050] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20050] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20050] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20050] exit_group(0) = ? [pid 20050] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19760", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19760/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19760/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19760") = 0 mkdir("./19761", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20051 ./strace-static-x86_64: Process 20051 attached [pid 20051] set_robust_list(0x55555e144660, 24) = 0 [pid 20051] chdir("./19761") = 0 [pid 20051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20051] setpgid(0, 0) = 0 [pid 20051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20051] write(3, "1000", 4) = 4 [pid 20051] close(3) = 0 [pid 20051] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20051] write(1, "executing program\n", 18executing program ) = 18 [pid 20051] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20051] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20051] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20051] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20051] exit_group(0) = ? [pid 20051] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19761", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19761/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19761/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19761") = 0 mkdir("./19762", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20052 ./strace-static-x86_64: Process 20052 attached [pid 20052] set_robust_list(0x55555e144660, 24) = 0 [pid 20052] chdir("./19762") = 0 [pid 20052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20052] setpgid(0, 0) = 0 [pid 20052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20052] write(3, "1000", 4) = 4 [pid 20052] close(3) = 0 [pid 20052] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20052] write(1, "executing program\n", 18executing program ) = 18 [pid 20052] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20052] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20052] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20052] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20052] exit_group(0) = ? [pid 20052] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19762", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19762/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19762/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19762") = 0 mkdir("./19763", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20053 ./strace-static-x86_64: Process 20053 attached [pid 20053] set_robust_list(0x55555e144660, 24) = 0 [pid 20053] chdir("./19763") = 0 [pid 20053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20053] setpgid(0, 0) = 0 [pid 20053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20053] write(3, "1000", 4) = 4 [pid 20053] close(3) = 0 [pid 20053] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20053] write(1, "executing program\n", 18executing program ) = 18 [pid 20053] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20053] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20053] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20053] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20053] exit_group(0) = ? [pid 20053] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19763", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19763/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19763/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19763") = 0 mkdir("./19764", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20054 attached [pid 20054] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20054 [pid 20054] <... set_robust_list resumed>) = 0 [pid 20054] chdir("./19764") = 0 [pid 20054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20054] setpgid(0, 0) = 0 [pid 20054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20054] write(3, "1000", 4) = 4 [pid 20054] close(3) = 0 [pid 20054] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20054] write(1, "executing program\n", 18executing program ) = 18 [pid 20054] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20054] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20054] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20054] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20054] exit_group(0) = ? [pid 20054] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19764", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19764/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19764/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19764") = 0 mkdir("./19765", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20055 ./strace-static-x86_64: Process 20055 attached [pid 20055] set_robust_list(0x55555e144660, 24) = 0 [pid 20055] chdir("./19765") = 0 [pid 20055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20055] setpgid(0, 0) = 0 [pid 20055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20055] write(3, "1000", 4) = 4 [pid 20055] close(3) = 0 [pid 20055] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20055] write(1, "executing program\n", 18) = 18 [pid 20055] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20055] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20055] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20055] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20055] exit_group(0) = ? [pid 20055] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19765", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19765/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19765/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19765") = 0 mkdir("./19766", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20056 attached , child_tidptr=0x55555e144650) = 20056 [pid 20056] set_robust_list(0x55555e144660, 24) = 0 [pid 20056] chdir("./19766") = 0 [pid 20056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20056] setpgid(0, 0) = 0 [pid 20056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20056] write(3, "1000", 4) = 4 [pid 20056] close(3) = 0 [pid 20056] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20056] write(1, "executing program\n", 18) = 18 [pid 20056] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20056] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20056] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20056] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20056] exit_group(0) = ? [pid 20056] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19766", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19766/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19766/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19766") = 0 mkdir("./19767", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20057 ./strace-static-x86_64: Process 20057 attached [pid 20057] set_robust_list(0x55555e144660, 24) = 0 [pid 20057] chdir("./19767") = 0 [pid 20057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20057] setpgid(0, 0) = 0 [pid 20057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20057] write(3, "1000", 4) = 4 [pid 20057] close(3) = 0 [pid 20057] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20057] write(1, "executing program\n", 18executing program ) = 18 [pid 20057] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20057] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20057] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20057] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20057] exit_group(0) = ? [pid 20057] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19767", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19767/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19767/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19767") = 0 mkdir("./19768", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20058 ./strace-static-x86_64: Process 20058 attached [pid 20058] set_robust_list(0x55555e144660, 24) = 0 [pid 20058] chdir("./19768") = 0 [pid 20058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20058] setpgid(0, 0) = 0 [pid 20058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20058] write(3, "1000", 4) = 4 [pid 20058] close(3) = 0 [pid 20058] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20058] write(1, "executing program\n", 18executing program ) = 18 [pid 20058] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20058] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20058] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20058] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20058] exit_group(0) = ? [pid 20058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19768", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19768/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19768/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19768") = 0 mkdir("./19769", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20059 ./strace-static-x86_64: Process 20059 attached [pid 20059] set_robust_list(0x55555e144660, 24) = 0 [pid 20059] chdir("./19769") = 0 [pid 20059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20059] setpgid(0, 0) = 0 [pid 20059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20059] write(3, "1000", 4) = 4 [pid 20059] close(3) = 0 [pid 20059] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20059] write(1, "executing program\n", 18) = 18 [pid 20059] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20059] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20059] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20059] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20059] exit_group(0) = ? [pid 20059] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19769", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19769/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19769/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19769") = 0 mkdir("./19770", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20060 ./strace-static-x86_64: Process 20060 attached [pid 20060] set_robust_list(0x55555e144660, 24) = 0 [pid 20060] chdir("./19770") = 0 [pid 20060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20060] setpgid(0, 0) = 0 [pid 20060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20060] write(3, "1000", 4) = 4 [pid 20060] close(3) = 0 [pid 20060] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20060] write(1, "executing program\n", 18) = 18 [pid 20060] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20060] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20060] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20060] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20060] exit_group(0) = ? [pid 20060] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19770", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19770/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19770/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19770") = 0 mkdir("./19771", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20061 ./strace-static-x86_64: Process 20061 attached [pid 20061] set_robust_list(0x55555e144660, 24) = 0 [pid 20061] chdir("./19771") = 0 [pid 20061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20061] setpgid(0, 0) = 0 [pid 20061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20061] write(3, "1000", 4) = 4 [pid 20061] close(3) = 0 [pid 20061] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20061] write(1, "executing program\n", 18executing program ) = 18 [pid 20061] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20061] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20061] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20061] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20061] exit_group(0) = ? [pid 20061] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19771", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19771/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19771/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19771") = 0 mkdir("./19772", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20062 ./strace-static-x86_64: Process 20062 attached [pid 20062] set_robust_list(0x55555e144660, 24) = 0 [pid 20062] chdir("./19772") = 0 [pid 20062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20062] setpgid(0, 0) = 0 [pid 20062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20062] write(3, "1000", 4) = 4 [pid 20062] close(3) = 0 [pid 20062] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20062] write(1, "executing program\n", 18executing program ) = 18 [pid 20062] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20062] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20062] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20062] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20062] exit_group(0) = ? [pid 20062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19772", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19772/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19772/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19772") = 0 mkdir("./19773", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20063 attached , child_tidptr=0x55555e144650) = 20063 [pid 20063] set_robust_list(0x55555e144660, 24) = 0 [pid 20063] chdir("./19773") = 0 [pid 20063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20063] setpgid(0, 0) = 0 [pid 20063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20063] write(3, "1000", 4) = 4 [pid 20063] close(3) = 0 [pid 20063] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20063] write(1, "executing program\n", 18executing program ) = 18 [pid 20063] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20063] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20063] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20063] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20063] exit_group(0) = ? [pid 20063] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19773", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19773/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19773/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19773") = 0 mkdir("./19774", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20064 ./strace-static-x86_64: Process 20064 attached [pid 20064] set_robust_list(0x55555e144660, 24) = 0 [pid 20064] chdir("./19774") = 0 [pid 20064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20064] setpgid(0, 0) = 0 [pid 20064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20064] write(3, "1000", 4) = 4 [pid 20064] close(3) = 0 [pid 20064] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20064] write(1, "executing program\n", 18executing program ) = 18 [pid 20064] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20064] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20064] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20064] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20064] exit_group(0) = ? [pid 20064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19774", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19774/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19774/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19774") = 0 mkdir("./19775", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20065 ./strace-static-x86_64: Process 20065 attached [pid 20065] set_robust_list(0x55555e144660, 24) = 0 [pid 20065] chdir("./19775") = 0 [pid 20065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20065] setpgid(0, 0) = 0 [pid 20065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20065] write(3, "1000", 4) = 4 [pid 20065] close(3) = 0 [pid 20065] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20065] write(1, "executing program\n", 18executing program ) = 18 [pid 20065] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20065] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20065] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20065] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20065] exit_group(0) = ? [pid 20065] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19775", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19775/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19775/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19775") = 0 mkdir("./19776", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20066 attached , child_tidptr=0x55555e144650) = 20066 [pid 20066] set_robust_list(0x55555e144660, 24) = 0 [pid 20066] chdir("./19776") = 0 [pid 20066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20066] setpgid(0, 0) = 0 [pid 20066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20066] write(3, "1000", 4) = 4 [pid 20066] close(3) = 0 [pid 20066] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20066] write(1, "executing program\n", 18executing program ) = 18 [pid 20066] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20066] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20066] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20066] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20066] exit_group(0) = ? [pid 20066] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19776", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19776/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19776/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19776") = 0 mkdir("./19777", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20067 ./strace-static-x86_64: Process 20067 attached [pid 20067] set_robust_list(0x55555e144660, 24) = 0 [pid 20067] chdir("./19777") = 0 [pid 20067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20067] setpgid(0, 0) = 0 [pid 20067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20067] write(3, "1000", 4) = 4 [pid 20067] close(3) = 0 [pid 20067] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20067] write(1, "executing program\n", 18executing program ) = 18 [pid 20067] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20067] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20067] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20067] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20067] exit_group(0) = ? [pid 20067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19777", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19777/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19777/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19777") = 0 mkdir("./19778", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20068 attached , child_tidptr=0x55555e144650) = 20068 [pid 20068] set_robust_list(0x55555e144660, 24) = 0 [pid 20068] chdir("./19778") = 0 [pid 20068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20068] setpgid(0, 0) = 0 [pid 20068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20068] write(3, "1000", 4) = 4 [pid 20068] close(3) = 0 [pid 20068] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20068] write(1, "executing program\n", 18) = 18 [pid 20068] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20068] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20068] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20068] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20068] exit_group(0) = ? [pid 20068] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19778", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19778/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19778/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19778") = 0 mkdir("./19779", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20069 ./strace-static-x86_64: Process 20069 attached [pid 20069] set_robust_list(0x55555e144660, 24) = 0 [pid 20069] chdir("./19779") = 0 [pid 20069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20069] setpgid(0, 0) = 0 [pid 20069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20069] write(3, "1000", 4) = 4 [pid 20069] close(3) = 0 [pid 20069] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20069] write(1, "executing program\n", 18executing program ) = 18 [pid 20069] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20069] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20069] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20069] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20069] exit_group(0) = ? [pid 20069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19779", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19779/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19779/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19779") = 0 mkdir("./19780", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20070 ./strace-static-x86_64: Process 20070 attached [pid 20070] set_robust_list(0x55555e144660, 24) = 0 [pid 20070] chdir("./19780") = 0 [pid 20070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20070] setpgid(0, 0) = 0 [pid 20070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20070] write(3, "1000", 4) = 4 [pid 20070] close(3) = 0 [pid 20070] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20070] write(1, "executing program\n", 18) = 18 [pid 20070] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20070] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20070] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20070] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20070] exit_group(0) = ? [pid 20070] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19780", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19780/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19780/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19780") = 0 mkdir("./19781", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20071 ./strace-static-x86_64: Process 20071 attached [pid 20071] set_robust_list(0x55555e144660, 24) = 0 [pid 20071] chdir("./19781") = 0 [pid 20071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20071] setpgid(0, 0) = 0 [pid 20071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20071] write(3, "1000", 4) = 4 [pid 20071] close(3) = 0 [pid 20071] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20071] write(1, "executing program\n", 18executing program ) = 18 [pid 20071] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20071] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20071] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20071] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20071] exit_group(0) = ? [pid 20071] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19781", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19781/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19781/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19781") = 0 mkdir("./19782", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20072 ./strace-static-x86_64: Process 20072 attached [pid 20072] set_robust_list(0x55555e144660, 24) = 0 [pid 20072] chdir("./19782") = 0 [pid 20072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20072] setpgid(0, 0) = 0 [pid 20072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20072] write(3, "1000", 4) = 4 [pid 20072] close(3) = 0 [pid 20072] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20072] write(1, "executing program\n", 18) = 18 [pid 20072] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20072] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20072] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20072] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20072] exit_group(0) = ? [pid 20072] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19782", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19782/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19782/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19782") = 0 mkdir("./19783", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20073 ./strace-static-x86_64: Process 20073 attached [pid 20073] set_robust_list(0x55555e144660, 24) = 0 [pid 20073] chdir("./19783") = 0 [pid 20073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20073] setpgid(0, 0) = 0 [pid 20073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20073] write(3, "1000", 4) = 4 [pid 20073] close(3) = 0 [pid 20073] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20073] write(1, "executing program\n", 18executing program ) = 18 [pid 20073] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20073] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20073] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20073] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20073] exit_group(0) = ? [pid 20073] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19783", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19783/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19783/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19783") = 0 mkdir("./19784", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20074 attached , child_tidptr=0x55555e144650) = 20074 [pid 20074] set_robust_list(0x55555e144660, 24) = 0 [pid 20074] chdir("./19784") = 0 [pid 20074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20074] setpgid(0, 0) = 0 [pid 20074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20074] write(3, "1000", 4) = 4 [pid 20074] close(3) = 0 [pid 20074] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20074] write(1, "executing program\n", 18executing program ) = 18 [pid 20074] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20074] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20074] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20074] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20074] exit_group(0) = ? [pid 20074] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19784", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19784/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19784/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19784") = 0 mkdir("./19785", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20075 attached , child_tidptr=0x55555e144650) = 20075 [pid 20075] set_robust_list(0x55555e144660, 24) = 0 [pid 20075] chdir("./19785") = 0 [pid 20075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20075] setpgid(0, 0) = 0 [pid 20075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20075] write(3, "1000", 4) = 4 [pid 20075] close(3) = 0 [pid 20075] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20075] write(1, "executing program\n", 18executing program ) = 18 [pid 20075] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20075] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20075] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20075] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20075] exit_group(0) = ? [pid 20075] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19785", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19785/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19785/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19785") = 0 mkdir("./19786", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20076 attached , child_tidptr=0x55555e144650) = 20076 [pid 20076] set_robust_list(0x55555e144660, 24) = 0 [pid 20076] chdir("./19786") = 0 [pid 20076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20076] setpgid(0, 0) = 0 [pid 20076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20076] write(3, "1000", 4) = 4 [pid 20076] close(3) = 0 [pid 20076] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20076] write(1, "executing program\n", 18) = 18 [pid 20076] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20076] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20076] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20076] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20076] exit_group(0) = ? [pid 20076] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19786", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19786/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19786/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19786") = 0 mkdir("./19787", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20077 attached , child_tidptr=0x55555e144650) = 20077 [pid 20077] set_robust_list(0x55555e144660, 24) = 0 [pid 20077] chdir("./19787") = 0 [pid 20077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20077] setpgid(0, 0) = 0 [pid 20077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20077] write(3, "1000", 4) = 4 [pid 20077] close(3) = 0 [pid 20077] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20077] write(1, "executing program\n", 18executing program ) = 18 [pid 20077] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20077] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20077] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20077] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20077] exit_group(0) = ? [pid 20077] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19787", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19787/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19787/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19787") = 0 mkdir("./19788", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20078 ./strace-static-x86_64: Process 20078 attached [pid 20078] set_robust_list(0x55555e144660, 24) = 0 [pid 20078] chdir("./19788") = 0 [pid 20078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20078] setpgid(0, 0) = 0 [pid 20078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20078] write(3, "1000", 4) = 4 [pid 20078] close(3) = 0 [pid 20078] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20078] write(1, "executing program\n", 18) = 18 [pid 20078] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20078] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20078] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20078] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20078] exit_group(0) = ? [pid 20078] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19788", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19788/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19788/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19788") = 0 mkdir("./19789", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20079 ./strace-static-x86_64: Process 20079 attached [pid 20079] set_robust_list(0x55555e144660, 24) = 0 [pid 20079] chdir("./19789") = 0 [pid 20079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20079] setpgid(0, 0) = 0 [pid 20079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20079] write(3, "1000", 4) = 4 [pid 20079] close(3) = 0 [pid 20079] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20079] write(1, "executing program\n", 18executing program ) = 18 [pid 20079] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20079] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20079] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20079] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20079] exit_group(0) = ? [pid 20079] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19789", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19789/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19789/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19789") = 0 mkdir("./19790", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20080 ./strace-static-x86_64: Process 20080 attached [pid 20080] set_robust_list(0x55555e144660, 24) = 0 [pid 20080] chdir("./19790") = 0 [pid 20080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20080] setpgid(0, 0) = 0 [pid 20080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20080] write(3, "1000", 4) = 4 [pid 20080] close(3) = 0 [pid 20080] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20080] write(1, "executing program\n", 18executing program ) = 18 [pid 20080] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20080] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20080] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20080] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20080] exit_group(0) = ? [pid 20080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19790", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19790/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19790/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19790") = 0 mkdir("./19791", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20081 ./strace-static-x86_64: Process 20081 attached [pid 20081] set_robust_list(0x55555e144660, 24) = 0 [pid 20081] chdir("./19791") = 0 [pid 20081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20081] setpgid(0, 0) = 0 [pid 20081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20081] write(3, "1000", 4) = 4 [pid 20081] close(3) = 0 [pid 20081] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20081] write(1, "executing program\n", 18executing program ) = 18 [pid 20081] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20081] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20081] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20081] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20081] exit_group(0) = ? [pid 20081] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19791", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19791/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19791/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19791") = 0 mkdir("./19792", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20082 ./strace-static-x86_64: Process 20082 attached [pid 20082] set_robust_list(0x55555e144660, 24) = 0 [pid 20082] chdir("./19792") = 0 [pid 20082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20082] setpgid(0, 0) = 0 [pid 20082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20082] write(3, "1000", 4) = 4 [pid 20082] close(3) = 0 [pid 20082] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20082] write(1, "executing program\n", 18) = 18 [pid 20082] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20082] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20082] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20082] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20082] exit_group(0) = ? [pid 20082] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19792", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19792/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19792/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19792") = 0 mkdir("./19793", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20083 attached [pid 20083] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20083 [pid 20083] chdir("./19793") = 0 [pid 20083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20083] setpgid(0, 0) = 0 [pid 20083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20083] write(3, "1000", 4) = 4 [pid 20083] close(3) = 0 [pid 20083] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20083] write(1, "executing program\n", 18) = 18 [pid 20083] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20083] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20083] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20083] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20083] exit_group(0) = ? [pid 20083] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19793", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19793/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19793/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19793") = 0 mkdir("./19794", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20084 ./strace-static-x86_64: Process 20084 attached [pid 20084] set_robust_list(0x55555e144660, 24) = 0 [pid 20084] chdir("./19794") = 0 [pid 20084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20084] setpgid(0, 0) = 0 [pid 20084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20084] write(3, "1000", 4) = 4 [pid 20084] close(3) = 0 executing program [pid 20084] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20084] write(1, "executing program\n", 18) = 18 [pid 20084] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20084] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20084] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20084] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20084] exit_group(0) = ? [pid 20084] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19794", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19794/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19794/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19794") = 0 mkdir("./19795", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20085 attached [pid 20085] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20085 [pid 20085] chdir("./19795") = 0 [pid 20085] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20085] setpgid(0, 0) = 0 [pid 20085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20085] write(3, "1000", 4) = 4 [pid 20085] close(3) = 0 [pid 20085] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20085] write(1, "executing program\n", 18) = 18 [pid 20085] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20085] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20085] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20085] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20085] exit_group(0) = ? [pid 20085] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19795", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19795/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19795/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19795") = 0 mkdir("./19796", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20086 attached [pid 20086] set_robust_list(0x55555e144660, 24) = 0 [pid 20086] chdir("./19796" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20086 [pid 20086] <... chdir resumed>) = 0 [pid 20086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20086] setpgid(0, 0) = 0 [pid 20086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20086] write(3, "1000", 4) = 4 [pid 20086] close(3) = 0 [pid 20086] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20086] write(1, "executing program\n", 18) = 18 [pid 20086] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20086] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20086] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20086] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20086] exit_group(0) = ? [pid 20086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19796", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19796/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19796/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19796") = 0 mkdir("./19797", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20087 attached [pid 20087] set_robust_list(0x55555e144660, 24) = 0 [pid 20087] chdir("./19797" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20087 [pid 20087] <... chdir resumed>) = 0 [pid 20087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20087] setpgid(0, 0) = 0 [pid 20087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20087] write(3, "1000", 4) = 4 [pid 20087] close(3) = 0 [pid 20087] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20087] write(1, "executing program\n", 18executing program ) = 18 [pid 20087] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20087] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20087] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20087] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20087] exit_group(0) = ? [pid 20087] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19797", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19797/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19797/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19797") = 0 mkdir("./19798", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20088 attached [pid 20088] set_robust_list(0x55555e144660, 24) = 0 [pid 20088] chdir("./19798" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20088 [pid 20088] <... chdir resumed>) = 0 [pid 20088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20088] setpgid(0, 0) = 0 [pid 20088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20088] write(3, "1000", 4) = 4 [pid 20088] close(3) = 0 [pid 20088] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20088] write(1, "executing program\n", 18executing program ) = 18 [pid 20088] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20088] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20088] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20088] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20088] exit_group(0) = ? [pid 20088] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19798", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19798/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19798/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19798") = 0 mkdir("./19799", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20089 ./strace-static-x86_64: Process 20089 attached [pid 20089] set_robust_list(0x55555e144660, 24) = 0 [pid 20089] chdir("./19799") = 0 [pid 20089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20089] setpgid(0, 0) = 0 [pid 20089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20089] write(3, "1000", 4) = 4 [pid 20089] close(3) = 0 [pid 20089] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20089] write(1, "executing program\n", 18executing program ) = 18 [pid 20089] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20089] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20089] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20089] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20089] exit_group(0) = ? [pid 20089] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19799", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19799/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19799/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19799") = 0 mkdir("./19800", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20090 ./strace-static-x86_64: Process 20090 attached [pid 20090] set_robust_list(0x55555e144660, 24) = 0 [pid 20090] chdir("./19800") = 0 [pid 20090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20090] setpgid(0, 0) = 0 [pid 20090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20090] write(3, "1000", 4) = 4 [pid 20090] close(3) = 0 [pid 20090] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20090] write(1, "executing program\n", 18executing program ) = 18 [pid 20090] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20090] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20090] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20090] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20090] exit_group(0) = ? [pid 20090] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19800", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19800/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19800/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19800") = 0 mkdir("./19801", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20091 ./strace-static-x86_64: Process 20091 attached [pid 20091] set_robust_list(0x55555e144660, 24) = 0 [pid 20091] chdir("./19801") = 0 [pid 20091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20091] setpgid(0, 0) = 0 [pid 20091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20091] write(3, "1000", 4) = 4 [pid 20091] close(3) = 0 [pid 20091] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20091] write(1, "executing program\n", 18) = 18 [pid 20091] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20091] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20091] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20091] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20091] exit_group(0) = ? [pid 20091] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19801", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19801/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19801/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19801") = 0 mkdir("./19802", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20092 ./strace-static-x86_64: Process 20092 attached [pid 20092] set_robust_list(0x55555e144660, 24) = 0 [pid 20092] chdir("./19802") = 0 [pid 20092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20092] setpgid(0, 0) = 0 [pid 20092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20092] write(3, "1000", 4) = 4 [pid 20092] close(3) = 0 [pid 20092] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20092] write(1, "executing program\n", 18executing program ) = 18 [pid 20092] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20092] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20092] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20092] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20092] exit_group(0) = ? [pid 20092] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19802", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19802/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19802/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19802") = 0 mkdir("./19803", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20093 ./strace-static-x86_64: Process 20093 attached [pid 20093] set_robust_list(0x55555e144660, 24) = 0 [pid 20093] chdir("./19803") = 0 [pid 20093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20093] setpgid(0, 0) = 0 [pid 20093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20093] write(3, "1000", 4) = 4 [pid 20093] close(3) = 0 [pid 20093] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20093] write(1, "executing program\n", 18) = 18 [pid 20093] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20093] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20093] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20093] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20093] exit_group(0) = ? [pid 20093] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19803", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19803/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19803/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19803") = 0 mkdir("./19804", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20094 attached [pid 20094] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20094 [pid 20094] <... set_robust_list resumed>) = 0 [pid 20094] chdir("./19804") = 0 [pid 20094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20094] setpgid(0, 0) = 0 [pid 20094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20094] write(3, "1000", 4) = 4 [pid 20094] close(3) = 0 [pid 20094] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20094] write(1, "executing program\n", 18executing program ) = 18 [pid 20094] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20094] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20094] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20094] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20094] exit_group(0) = ? [pid 20094] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19804", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19804/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19804/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19804") = 0 mkdir("./19805", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20095 ./strace-static-x86_64: Process 20095 attached [pid 20095] set_robust_list(0x55555e144660, 24) = 0 [pid 20095] chdir("./19805") = 0 [pid 20095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20095] setpgid(0, 0) = 0 [pid 20095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20095] write(3, "1000", 4) = 4 [pid 20095] close(3) = 0 [pid 20095] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20095] write(1, "executing program\n", 18executing program ) = 18 [pid 20095] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20095] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20095] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20095] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20095] exit_group(0) = ? [pid 20095] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19805", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19805/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19805/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19805") = 0 mkdir("./19806", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20096 attached [pid 20096] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20096 [pid 20096] chdir("./19806") = 0 [pid 20096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20096] setpgid(0, 0) = 0 [pid 20096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20096] write(3, "1000", 4) = 4 [pid 20096] close(3) = 0 [pid 20096] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20096] write(1, "executing program\n", 18) = 18 [pid 20096] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20096] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20096] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20096] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20096] exit_group(0) = ? [pid 20096] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19806", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19806/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19806/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19806") = 0 mkdir("./19807", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20097 attached [pid 20097] set_robust_list(0x55555e144660, 24) = 0 [pid 20097] chdir("./19807") = 0 [pid 20097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20097] setpgid(0, 0) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20097 [pid 20097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20097] write(3, "1000", 4) = 4 [pid 20097] close(3executing program ) = 0 [pid 20097] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20097] write(1, "executing program\n", 18) = 18 [pid 20097] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20097] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20097] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20097] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20097] exit_group(0) = ? [pid 20097] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19807", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19807/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19807/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19807") = 0 mkdir("./19808", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20098 ./strace-static-x86_64: Process 20098 attached [pid 20098] set_robust_list(0x55555e144660, 24) = 0 [pid 20098] chdir("./19808") = 0 [pid 20098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20098] setpgid(0, 0) = 0 [pid 20098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20098] write(3, "1000", 4) = 4 [pid 20098] close(3) = 0 [pid 20098] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20098] write(1, "executing program\n", 18executing program ) = 18 [pid 20098] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20098] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20098] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20098] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20098] exit_group(0) = ? [pid 20098] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19808", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19808/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19808/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19808") = 0 mkdir("./19809", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20099 ./strace-static-x86_64: Process 20099 attached [pid 20099] set_robust_list(0x55555e144660, 24) = 0 [pid 20099] chdir("./19809") = 0 [pid 20099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20099] setpgid(0, 0) = 0 [pid 20099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20099] write(3, "1000", 4) = 4 [pid 20099] close(3) = 0 [pid 20099] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20099] write(1, "executing program\n", 18) = 18 [pid 20099] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20099] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20099] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20099] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20099] exit_group(0) = ? [pid 20099] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19809", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19809/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19809/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19809") = 0 mkdir("./19810", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20100 ./strace-static-x86_64: Process 20100 attached [pid 20100] set_robust_list(0x55555e144660, 24) = 0 [pid 20100] chdir("./19810") = 0 [pid 20100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20100] setpgid(0, 0) = 0 [pid 20100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20100] write(3, "1000", 4) = 4 [pid 20100] close(3) = 0 [pid 20100] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20100] write(1, "executing program\n", 18executing program ) = 18 [pid 20100] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20100] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20100] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20100] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20100] exit_group(0) = ? [pid 20100] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19810", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19810/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19810/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19810") = 0 mkdir("./19811", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20101 attached , child_tidptr=0x55555e144650) = 20101 [pid 20101] set_robust_list(0x55555e144660, 24) = 0 [pid 20101] chdir("./19811") = 0 [pid 20101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20101] setpgid(0, 0) = 0 [pid 20101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20101] write(3, "1000", 4) = 4 [pid 20101] close(3) = 0 [pid 20101] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20101] write(1, "executing program\n", 18executing program ) = 18 [pid 20101] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20101] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20101] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20101] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20101] exit_group(0) = ? [pid 20101] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19811", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19811/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19811/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19811") = 0 mkdir("./19812", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20102 ./strace-static-x86_64: Process 20102 attached [pid 20102] set_robust_list(0x55555e144660, 24) = 0 [pid 20102] chdir("./19812") = 0 [pid 20102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20102] setpgid(0, 0) = 0 [pid 20102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20102] write(3, "1000", 4) = 4 [pid 20102] close(3) = 0 [pid 20102] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20102] write(1, "executing program\n", 18executing program ) = 18 [pid 20102] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20102] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20102] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20102] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20102] exit_group(0) = ? [pid 20102] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19812", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19812/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19812/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19812") = 0 mkdir("./19813", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20103 ./strace-static-x86_64: Process 20103 attached [pid 20103] set_robust_list(0x55555e144660, 24) = 0 [pid 20103] chdir("./19813") = 0 [pid 20103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20103] setpgid(0, 0) = 0 [pid 20103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20103] write(3, "1000", 4) = 4 [pid 20103] close(3) = 0 [pid 20103] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20103] write(1, "executing program\n", 18executing program ) = 18 [pid 20103] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20103] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20103] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20103] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20103] exit_group(0) = ? [pid 20103] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19813", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19813/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19813/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19813") = 0 mkdir("./19814", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20104 attached , child_tidptr=0x55555e144650) = 20104 [pid 20104] set_robust_list(0x55555e144660, 24) = 0 [pid 20104] chdir("./19814") = 0 [pid 20104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20104] setpgid(0, 0) = 0 [pid 20104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20104] write(3, "1000", 4) = 4 [pid 20104] close(3) = 0 [pid 20104] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20104] write(1, "executing program\n", 18executing program ) = 18 [pid 20104] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20104] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20104] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20104] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20104] exit_group(0) = ? [pid 20104] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19814", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19814/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19814/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19814") = 0 mkdir("./19815", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20105 ./strace-static-x86_64: Process 20105 attached [pid 20105] set_robust_list(0x55555e144660, 24) = 0 [pid 20105] chdir("./19815") = 0 [pid 20105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20105] setpgid(0, 0) = 0 [pid 20105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20105] write(3, "1000", 4) = 4 [pid 20105] close(3) = 0 [pid 20105] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20105] write(1, "executing program\n", 18executing program ) = 18 [pid 20105] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20105] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20105] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20105] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20105] exit_group(0) = ? [pid 20105] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19815", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19815/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19815/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19815") = 0 mkdir("./19816", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20106 ./strace-static-x86_64: Process 20106 attached [pid 20106] set_robust_list(0x55555e144660, 24) = 0 [pid 20106] chdir("./19816") = 0 [pid 20106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20106] setpgid(0, 0) = 0 [pid 20106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20106] write(3, "1000", 4) = 4 [pid 20106] close(3) = 0 [pid 20106] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20106] write(1, "executing program\n", 18executing program ) = 18 [pid 20106] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20106] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20106] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20106] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20106] exit_group(0) = ? [pid 20106] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19816", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19816/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19816/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19816") = 0 mkdir("./19817", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20107 ./strace-static-x86_64: Process 20107 attached [pid 20107] set_robust_list(0x55555e144660, 24) = 0 [pid 20107] chdir("./19817") = 0 [pid 20107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20107] setpgid(0, 0) = 0 [pid 20107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20107] write(3, "1000", 4) = 4 [pid 20107] close(3) = 0 [pid 20107] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20107] write(1, "executing program\n", 18) = 18 [pid 20107] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20107] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20107] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20107] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20107] exit_group(0) = ? [pid 20107] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19817", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19817/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19817/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19817") = 0 mkdir("./19818", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20108 ./strace-static-x86_64: Process 20108 attached [pid 20108] set_robust_list(0x55555e144660, 24) = 0 [pid 20108] chdir("./19818") = 0 [pid 20108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20108] setpgid(0, 0) = 0 [pid 20108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20108] write(3, "1000", 4) = 4 [pid 20108] close(3) = 0 [pid 20108] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20108] write(1, "executing program\n", 18executing program ) = 18 [pid 20108] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20108] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20108] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20108] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20108] exit_group(0) = ? [pid 20108] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19818", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19818/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19818/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19818") = 0 mkdir("./19819", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20109 ./strace-static-x86_64: Process 20109 attached [pid 20109] set_robust_list(0x55555e144660, 24) = 0 [pid 20109] chdir("./19819") = 0 [pid 20109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20109] setpgid(0, 0) = 0 [pid 20109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20109] write(3, "1000", 4) = 4 [pid 20109] close(3) = 0 [pid 20109] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20109] write(1, "executing program\n", 18) = 18 [pid 20109] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20109] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20109] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20109] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20109] exit_group(0) = ? [pid 20109] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19819", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19819/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19819/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19819") = 0 mkdir("./19820", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20110 ./strace-static-x86_64: Process 20110 attached [pid 20110] set_robust_list(0x55555e144660, 24) = 0 [pid 20110] chdir("./19820") = 0 [pid 20110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20110] setpgid(0, 0) = 0 [pid 20110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20110] write(3, "1000", 4) = 4 [pid 20110] close(3) = 0 [pid 20110] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20110] write(1, "executing program\n", 18executing program ) = 18 [pid 20110] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20110] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20110] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20110] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20110] exit_group(0) = ? [pid 20110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19820", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19820/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19820/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19820") = 0 mkdir("./19821", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20111 ./strace-static-x86_64: Process 20111 attached [pid 20111] set_robust_list(0x55555e144660, 24) = 0 [pid 20111] chdir("./19821") = 0 [pid 20111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20111] setpgid(0, 0) = 0 [pid 20111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20111] write(3, "1000", 4) = 4 [pid 20111] close(3) = 0 [pid 20111] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20111] write(1, "executing program\n", 18executing program ) = 18 [pid 20111] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20111] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20111] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20111] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20111] exit_group(0) = ? [pid 20111] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19821", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19821/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19821/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19821") = 0 mkdir("./19822", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20112 ./strace-static-x86_64: Process 20112 attached [pid 20112] set_robust_list(0x55555e144660, 24) = 0 [pid 20112] chdir("./19822") = 0 [pid 20112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20112] setpgid(0, 0) = 0 [pid 20112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20112] write(3, "1000", 4) = 4 [pid 20112] close(3) = 0 [pid 20112] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20112] write(1, "executing program\n", 18executing program ) = 18 [pid 20112] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20112] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20112] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20112] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20112] exit_group(0) = ? [pid 20112] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19822", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19822/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19822/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19822") = 0 mkdir("./19823", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20113 attached [pid 20113] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20113 [pid 20113] chdir("./19823") = 0 [pid 20113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20113] setpgid(0, 0) = 0 [pid 20113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20113] write(3, "1000", 4) = 4 [pid 20113] close(3) = 0 [pid 20113] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20113] write(1, "executing program\n", 18executing program ) = 18 [pid 20113] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20113] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20113] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20113] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20113] exit_group(0) = ? [pid 20113] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19823", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19823/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19823/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19823") = 0 mkdir("./19824", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20114 attached [pid 20114] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20114 [pid 20114] chdir("./19824") = 0 [pid 20114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20114] setpgid(0, 0) = 0 [pid 20114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20114] write(3, "1000", 4) = 4 [pid 20114] close(3) = 0 [pid 20114] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20114] write(1, "executing program\n", 18) = 18 [pid 20114] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20114] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20114] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20114] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20114] exit_group(0) = ? [pid 20114] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19824", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19824/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19824/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19824") = 0 mkdir("./19825", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20115 ./strace-static-x86_64: Process 20115 attached [pid 20115] set_robust_list(0x55555e144660, 24) = 0 [pid 20115] chdir("./19825") = 0 [pid 20115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20115] setpgid(0, 0) = 0 [pid 20115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20115] write(3, "1000", 4) = 4 [pid 20115] close(3) = 0 [pid 20115] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20115] write(1, "executing program\n", 18) = 18 [pid 20115] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20115] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20115] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20115] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20115] exit_group(0) = ? [pid 20115] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19825", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19825/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19825/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19825") = 0 mkdir("./19826", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20116 ./strace-static-x86_64: Process 20116 attached [pid 20116] set_robust_list(0x55555e144660, 24) = 0 [pid 20116] chdir("./19826") = 0 [pid 20116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20116] setpgid(0, 0) = 0 [pid 20116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20116] write(3, "1000", 4) = 4 [pid 20116] close(3) = 0 [pid 20116] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20116] write(1, "executing program\n", 18) = 18 [pid 20116] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20116] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20116] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20116] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20116] exit_group(0) = ? [pid 20116] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19826", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19826/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19826/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19826") = 0 mkdir("./19827", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20117 attached , child_tidptr=0x55555e144650) = 20117 [pid 20117] set_robust_list(0x55555e144660, 24) = 0 [pid 20117] chdir("./19827") = 0 [pid 20117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20117] setpgid(0, 0) = 0 [pid 20117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20117] write(3, "1000", 4) = 4 [pid 20117] close(3) = 0 [pid 20117] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20117] write(1, "executing program\n", 18executing program ) = 18 [pid 20117] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20117] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20117] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20117] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20117] exit_group(0) = ? [pid 20117] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19827", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19827/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19827/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19827") = 0 mkdir("./19828", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20118 ./strace-static-x86_64: Process 20118 attached [pid 20118] set_robust_list(0x55555e144660, 24) = 0 [pid 20118] chdir("./19828") = 0 [pid 20118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20118] setpgid(0, 0) = 0 [pid 20118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20118] write(3, "1000", 4) = 4 [pid 20118] close(3) = 0 [pid 20118] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20118] write(1, "executing program\n", 18executing program ) = 18 [pid 20118] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20118] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20118] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20118] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20118] exit_group(0) = ? [pid 20118] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19828", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19828/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19828/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19828") = 0 mkdir("./19829", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20119 attached [pid 20119] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20119 [pid 20119] chdir("./19829") = 0 [pid 20119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20119] setpgid(0, 0) = 0 [pid 20119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20119] write(3, "1000", 4) = 4 [pid 20119] close(3) = 0 [pid 20119] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20119] write(1, "executing program\n", 18executing program ) = 18 [pid 20119] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20119] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20119] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20119] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20119] exit_group(0) = ? [pid 20119] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19829", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19829/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19829/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19829") = 0 mkdir("./19830", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20120 ./strace-static-x86_64: Process 20120 attached [pid 20120] set_robust_list(0x55555e144660, 24) = 0 [pid 20120] chdir("./19830") = 0 [pid 20120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20120] setpgid(0, 0) = 0 [pid 20120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20120] write(3, "1000", 4) = 4 [pid 20120] close(3) = 0 [pid 20120] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20120] write(1, "executing program\n", 18) = 18 [pid 20120] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20120] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20120] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20120] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20120] exit_group(0) = ? [pid 20120] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19830", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19830/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19830/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19830") = 0 mkdir("./19831", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20121 ./strace-static-x86_64: Process 20121 attached [pid 20121] set_robust_list(0x55555e144660, 24) = 0 [pid 20121] chdir("./19831") = 0 [pid 20121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20121] setpgid(0, 0) = 0 [pid 20121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20121] write(3, "1000", 4) = 4 [pid 20121] close(3) = 0 [pid 20121] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20121] write(1, "executing program\n", 18) = 18 [pid 20121] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20121] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20121] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20121] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20121] exit_group(0) = ? [pid 20121] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19831", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19831/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19831/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19831") = 0 mkdir("./19832", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20122 ./strace-static-x86_64: Process 20122 attached [pid 20122] set_robust_list(0x55555e144660, 24) = 0 [pid 20122] chdir("./19832") = 0 [pid 20122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20122] setpgid(0, 0) = 0 [pid 20122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20122] write(3, "1000", 4) = 4 [pid 20122] close(3) = 0 [pid 20122] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20122] write(1, "executing program\n", 18) = 18 [pid 20122] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20122] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20122] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20122] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20122] exit_group(0) = ? [pid 20122] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19832", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19832/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19832/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19832") = 0 mkdir("./19833", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20123 attached [pid 20123] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20123 [pid 20123] chdir("./19833") = 0 [pid 20123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20123] setpgid(0, 0) = 0 [pid 20123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20123] write(3, "1000", 4) = 4 [pid 20123] close(3) = 0 [pid 20123] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20123] write(1, "executing program\n", 18executing program ) = 18 [pid 20123] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20123] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20123] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20123] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20123] exit_group(0) = ? [pid 20123] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19833", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19833/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19833/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19833") = 0 mkdir("./19834", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20124 ./strace-static-x86_64: Process 20124 attached [pid 20124] set_robust_list(0x55555e144660, 24) = 0 [pid 20124] chdir("./19834") = 0 [pid 20124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20124] setpgid(0, 0) = 0 [pid 20124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20124] write(3, "1000", 4) = 4 [pid 20124] close(3) = 0 [pid 20124] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20124] write(1, "executing program\n", 18executing program ) = 18 [pid 20124] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20124] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20124] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20124] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20124] exit_group(0) = ? [pid 20124] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19834", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19834/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19834/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19834") = 0 mkdir("./19835", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20125 attached , child_tidptr=0x55555e144650) = 20125 [pid 20125] set_robust_list(0x55555e144660, 24) = 0 [pid 20125] chdir("./19835") = 0 [pid 20125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20125] setpgid(0, 0) = 0 [pid 20125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20125] write(3, "1000", 4) = 4 [pid 20125] close(3) = 0 [pid 20125] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20125] write(1, "executing program\n", 18) = 18 [pid 20125] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20125] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20125] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20125] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20125] exit_group(0) = ? [pid 20125] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19835", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19835/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19835/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19835") = 0 mkdir("./19836", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20126 attached [pid 20126] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20126 [pid 20126] chdir("./19836") = 0 [pid 20126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20126] setpgid(0, 0) = 0 [pid 20126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20126] write(3, "1000", 4) = 4 [pid 20126] close(3) = 0 [pid 20126] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20126] write(1, "executing program\n", 18executing program ) = 18 [pid 20126] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20126] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20126] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20126] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20126] exit_group(0) = ? [pid 20126] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19836", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19836/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19836/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19836") = 0 mkdir("./19837", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20127 ./strace-static-x86_64: Process 20127 attached [pid 20127] set_robust_list(0x55555e144660, 24) = 0 [pid 20127] chdir("./19837") = 0 [pid 20127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20127] setpgid(0, 0) = 0 [pid 20127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20127] write(3, "1000", 4) = 4 [pid 20127] close(3) = 0 [pid 20127] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20127] write(1, "executing program\n", 18) = 18 [pid 20127] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20127] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20127] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20127] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20127] exit_group(0) = ? [pid 20127] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19837", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19837/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19837/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19837") = 0 mkdir("./19838", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20128 ./strace-static-x86_64: Process 20128 attached [pid 20128] set_robust_list(0x55555e144660, 24) = 0 [pid 20128] chdir("./19838") = 0 [pid 20128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20128] setpgid(0, 0) = 0 [pid 20128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20128] write(3, "1000", 4) = 4 [pid 20128] close(3) = 0 [pid 20128] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20128] write(1, "executing program\n", 18) = 18 [pid 20128] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20128] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20128] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20128] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20128] exit_group(0) = ? [pid 20128] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19838", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19838/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19838/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19838") = 0 mkdir("./19839", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20129 ./strace-static-x86_64: Process 20129 attached [pid 20129] set_robust_list(0x55555e144660, 24) = 0 [pid 20129] chdir("./19839") = 0 [pid 20129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20129] setpgid(0, 0) = 0 [pid 20129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20129] write(3, "1000", 4) = 4 [pid 20129] close(3) = 0 [pid 20129] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20129] write(1, "executing program\n", 18executing program ) = 18 [pid 20129] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20129] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20129] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20129] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20129] exit_group(0) = ? [pid 20129] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19839", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19839/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19839/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19839") = 0 mkdir("./19840", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20130 ./strace-static-x86_64: Process 20130 attached [pid 20130] set_robust_list(0x55555e144660, 24) = 0 [pid 20130] chdir("./19840") = 0 [pid 20130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20130] setpgid(0, 0) = 0 [pid 20130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20130] write(3, "1000", 4) = 4 [pid 20130] close(3) = 0 [pid 20130] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20130] write(1, "executing program\n", 18) = 18 [pid 20130] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20130] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20130] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20130] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20130] exit_group(0) = ? [pid 20130] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19840", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19840/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19840/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19840") = 0 mkdir("./19841", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20131 ./strace-static-x86_64: Process 20131 attached [pid 20131] set_robust_list(0x55555e144660, 24) = 0 [pid 20131] chdir("./19841") = 0 [pid 20131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20131] setpgid(0, 0) = 0 [pid 20131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20131] write(3, "1000", 4) = 4 [pid 20131] close(3) = 0 [pid 20131] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20131] write(1, "executing program\n", 18executing program ) = 18 [pid 20131] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20131] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20131] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20131] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20131] exit_group(0) = ? [pid 20131] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19841", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19841/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19841/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19841") = 0 mkdir("./19842", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20132 ./strace-static-x86_64: Process 20132 attached [pid 20132] set_robust_list(0x55555e144660, 24) = 0 [pid 20132] chdir("./19842") = 0 [pid 20132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20132] setpgid(0, 0) = 0 [pid 20132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20132] write(3, "1000", 4) = 4 [pid 20132] close(3) = 0 [pid 20132] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20132] write(1, "executing program\n", 18) = 18 [pid 20132] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20132] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20132] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20132] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20132] exit_group(0) = ? [pid 20132] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19842", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19842/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19842/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19842") = 0 mkdir("./19843", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20133 ./strace-static-x86_64: Process 20133 attached [pid 20133] set_robust_list(0x55555e144660, 24) = 0 [pid 20133] chdir("./19843") = 0 [pid 20133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20133] setpgid(0, 0) = 0 [pid 20133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20133] write(3, "1000", 4) = 4 [pid 20133] close(3) = 0 [pid 20133] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20133] write(1, "executing program\n", 18) = 18 [pid 20133] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20133] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20133] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20133] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20133] exit_group(0) = ? [pid 20133] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19843", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19843/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19843/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19843") = 0 mkdir("./19844", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20134 ./strace-static-x86_64: Process 20134 attached [pid 20134] set_robust_list(0x55555e144660, 24) = 0 [pid 20134] chdir("./19844") = 0 [pid 20134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20134] setpgid(0, 0) = 0 [pid 20134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20134] write(3, "1000", 4) = 4 [pid 20134] close(3) = 0 [pid 20134] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20134] write(1, "executing program\n", 18) = 18 [pid 20134] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20134] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20134] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20134] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20134] exit_group(0) = ? [pid 20134] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19844", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19844/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19844/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19844") = 0 mkdir("./19845", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20135 attached , child_tidptr=0x55555e144650) = 20135 [pid 20135] set_robust_list(0x55555e144660, 24) = 0 [pid 20135] chdir("./19845") = 0 [pid 20135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20135] setpgid(0, 0) = 0 [pid 20135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20135] write(3, "1000", 4) = 4 [pid 20135] close(3) = 0 [pid 20135] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20135] write(1, "executing program\n", 18) = 18 [pid 20135] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20135] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20135] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20135] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20135] exit_group(0) = ? [pid 20135] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19845", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19845/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19845/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19845") = 0 mkdir("./19846", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20136 ./strace-static-x86_64: Process 20136 attached [pid 20136] set_robust_list(0x55555e144660, 24) = 0 [pid 20136] chdir("./19846") = 0 [pid 20136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20136] setpgid(0, 0) = 0 [pid 20136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20136] write(3, "1000", 4) = 4 [pid 20136] close(3) = 0 [pid 20136] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20136] write(1, "executing program\n", 18executing program ) = 18 [pid 20136] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20136] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20136] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20136] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20136] exit_group(0) = ? [pid 20136] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19846", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19846/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19846/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19846") = 0 mkdir("./19847", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20137 ./strace-static-x86_64: Process 20137 attached [pid 20137] set_robust_list(0x55555e144660, 24) = 0 [pid 20137] chdir("./19847") = 0 [pid 20137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20137] setpgid(0, 0) = 0 [pid 20137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20137] write(3, "1000", 4) = 4 [pid 20137] close(3) = 0 [pid 20137] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20137] write(1, "executing program\n", 18executing program ) = 18 [pid 20137] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20137] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20137] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20137] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20137] exit_group(0) = ? [pid 20137] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19847", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19847/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19847/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19847") = 0 mkdir("./19848", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20138 attached [pid 20138] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20138 [pid 20138] chdir("./19848") = 0 [pid 20138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20138] setpgid(0, 0) = 0 [pid 20138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20138] write(3, "1000", 4) = 4 [pid 20138] close(3) = 0 [pid 20138] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20138] write(1, "executing program\n", 18executing program ) = 18 [pid 20138] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20138] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20138] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20138] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20138] exit_group(0) = ? [pid 20138] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19848", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19848/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19848/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19848") = 0 mkdir("./19849", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20139 attached , child_tidptr=0x55555e144650) = 20139 [pid 20139] set_robust_list(0x55555e144660, 24) = 0 [pid 20139] chdir("./19849") = 0 [pid 20139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20139] setpgid(0, 0) = 0 [pid 20139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20139] write(3, "1000", 4) = 4 [pid 20139] close(3) = 0 [pid 20139] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20139] write(1, "executing program\n", 18) = 18 [pid 20139] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20139] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20139] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20139] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20139] exit_group(0) = ? [pid 20139] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19849", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19849/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19849/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19849") = 0 mkdir("./19850", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20140 ./strace-static-x86_64: Process 20140 attached [pid 20140] set_robust_list(0x55555e144660, 24) = 0 [pid 20140] chdir("./19850") = 0 [pid 20140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20140] setpgid(0, 0) = 0 [pid 20140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20140] write(3, "1000", 4) = 4 [pid 20140] close(3) = 0 [pid 20140] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20140] write(1, "executing program\n", 18) = 18 [pid 20140] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20140] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20140] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20140] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20140] exit_group(0) = ? [pid 20140] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19850", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19850/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19850/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19850") = 0 mkdir("./19851", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20141 attached [pid 20141] set_robust_list(0x55555e144660, 24) = 0 [pid 20141] chdir("./19851" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20141 [pid 20141] <... chdir resumed>) = 0 [pid 20141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20141] setpgid(0, 0) = 0 [pid 20141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20141] write(3, "1000", 4) = 4 [pid 20141] close(3) = 0 [pid 20141] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20141] write(1, "executing program\n", 18) = 18 [pid 20141] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20141] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20141] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20141] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20141] exit_group(0) = ? [pid 20141] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19851", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19851/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19851/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19851") = 0 mkdir("./19852", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20142 attached , child_tidptr=0x55555e144650) = 20142 [pid 20142] set_robust_list(0x55555e144660, 24) = 0 [pid 20142] chdir("./19852") = 0 [pid 20142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20142] setpgid(0, 0) = 0 [pid 20142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20142] write(3, "1000", 4) = 4 [pid 20142] close(3) = 0 [pid 20142] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20142] write(1, "executing program\n", 18executing program ) = 18 [pid 20142] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20142] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20142] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20142] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20142] exit_group(0) = ? [pid 20142] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19852", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19852/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19852/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19852") = 0 mkdir("./19853", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20143 ./strace-static-x86_64: Process 20143 attached [pid 20143] set_robust_list(0x55555e144660, 24) = 0 [pid 20143] chdir("./19853") = 0 [pid 20143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20143] setpgid(0, 0) = 0 [pid 20143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20143] write(3, "1000", 4) = 4 [pid 20143] close(3) = 0 [pid 20143] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20143] write(1, "executing program\n", 18) = 18 [pid 20143] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20143] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20143] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20143] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20143] exit_group(0) = ? [pid 20143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19853", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19853/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19853/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19853") = 0 mkdir("./19854", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20144 ./strace-static-x86_64: Process 20144 attached [pid 20144] set_robust_list(0x55555e144660, 24) = 0 [pid 20144] chdir("./19854") = 0 [pid 20144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20144] setpgid(0, 0) = 0 [pid 20144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20144] write(3, "1000", 4) = 4 [pid 20144] close(3) = 0 [pid 20144] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20144] write(1, "executing program\n", 18) = 18 [pid 20144] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20144] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20144] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20144] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20144] exit_group(0) = ? [pid 20144] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19854", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19854/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19854/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19854") = 0 mkdir("./19855", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20145 attached , child_tidptr=0x55555e144650) = 20145 [pid 20145] set_robust_list(0x55555e144660, 24) = 0 [pid 20145] chdir("./19855") = 0 [pid 20145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20145] setpgid(0, 0) = 0 [pid 20145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20145] write(3, "1000", 4) = 4 [pid 20145] close(3) = 0 [pid 20145] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20145] write(1, "executing program\n", 18executing program ) = 18 [pid 20145] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20145] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20145] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20145] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20145] exit_group(0) = ? [pid 20145] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19855", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19855/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19855/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19855") = 0 mkdir("./19856", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20146 ./strace-static-x86_64: Process 20146 attached [pid 20146] set_robust_list(0x55555e144660, 24) = 0 [pid 20146] chdir("./19856") = 0 [pid 20146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20146] setpgid(0, 0) = 0 [pid 20146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20146] write(3, "1000", 4) = 4 [pid 20146] close(3) = 0 [pid 20146] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20146] write(1, "executing program\n", 18executing program ) = 18 [pid 20146] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20146] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20146] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20146] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20146] exit_group(0) = ? [pid 20146] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19856", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19856/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19856/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19856") = 0 mkdir("./19857", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20147 ./strace-static-x86_64: Process 20147 attached [pid 20147] set_robust_list(0x55555e144660, 24) = 0 [pid 20147] chdir("./19857") = 0 [pid 20147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20147] setpgid(0, 0) = 0 [pid 20147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20147] write(3, "1000", 4) = 4 [pid 20147] close(3) = 0 [pid 20147] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20147] write(1, "executing program\n", 18executing program ) = 18 [pid 20147] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20147] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20147] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20147] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20147] exit_group(0) = ? [pid 20147] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19857", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19857/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19857/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19857") = 0 mkdir("./19858", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20148 ./strace-static-x86_64: Process 20148 attached [pid 20148] set_robust_list(0x55555e144660, 24) = 0 [pid 20148] chdir("./19858") = 0 [pid 20148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20148] setpgid(0, 0) = 0 [pid 20148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20148] write(3, "1000", 4) = 4 [pid 20148] close(3) = 0 [pid 20148] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20148] write(1, "executing program\n", 18executing program ) = 18 [pid 20148] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20148] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20148] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20148] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20148] exit_group(0) = ? [pid 20148] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19858", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19858/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19858/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19858") = 0 mkdir("./19859", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20149 ./strace-static-x86_64: Process 20149 attached [pid 20149] set_robust_list(0x55555e144660, 24) = 0 [pid 20149] chdir("./19859") = 0 [pid 20149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20149] setpgid(0, 0) = 0 [pid 20149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20149] write(3, "1000", 4) = 4 [pid 20149] close(3) = 0 [pid 20149] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20149] write(1, "executing program\n", 18executing program ) = 18 [pid 20149] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20149] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20149] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20149] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20149] exit_group(0) = ? [pid 20149] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19859", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19859/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19859/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19859") = 0 mkdir("./19860", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20150 ./strace-static-x86_64: Process 20150 attached [pid 20150] set_robust_list(0x55555e144660, 24) = 0 [pid 20150] chdir("./19860") = 0 [pid 20150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20150] setpgid(0, 0) = 0 [pid 20150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20150] write(3, "1000", 4) = 4 [pid 20150] close(3) = 0 [pid 20150] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20150] write(1, "executing program\n", 18) = 18 [pid 20150] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20150] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20150] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20150] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20150] exit_group(0) = ? [pid 20150] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19860", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19860/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19860/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19860") = 0 mkdir("./19861", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20151 ./strace-static-x86_64: Process 20151 attached [pid 20151] set_robust_list(0x55555e144660, 24) = 0 [pid 20151] chdir("./19861") = 0 [pid 20151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20151] setpgid(0, 0) = 0 [pid 20151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20151] write(3, "1000", 4) = 4 [pid 20151] close(3) = 0 [pid 20151] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20151] write(1, "executing program\n", 18) = 18 [pid 20151] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20151] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20151] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20151] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20151] exit_group(0) = ? [pid 20151] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19861", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19861/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19861/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19861") = 0 mkdir("./19862", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20152 ./strace-static-x86_64: Process 20152 attached [pid 20152] set_robust_list(0x55555e144660, 24) = 0 [pid 20152] chdir("./19862") = 0 [pid 20152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20152] setpgid(0, 0) = 0 [pid 20152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20152] write(3, "1000", 4) = 4 [pid 20152] close(3) = 0 [pid 20152] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20152] write(1, "executing program\n", 18executing program ) = 18 [pid 20152] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20152] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20152] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20152] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20152] exit_group(0) = ? [pid 20152] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19862", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19862/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19862/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19862") = 0 mkdir("./19863", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20153 ./strace-static-x86_64: Process 20153 attached [pid 20153] set_robust_list(0x55555e144660, 24) = 0 [pid 20153] chdir("./19863") = 0 [pid 20153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20153] setpgid(0, 0) = 0 [pid 20153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20153] write(3, "1000", 4) = 4 [pid 20153] close(3) = 0 [pid 20153] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20153] write(1, "executing program\n", 18) = 18 [pid 20153] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20153] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20153] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20153] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20153] exit_group(0) = ? [pid 20153] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19863", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19863/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19863/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19863") = 0 mkdir("./19864", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20154 ./strace-static-x86_64: Process 20154 attached [pid 20154] set_robust_list(0x55555e144660, 24) = 0 [pid 20154] chdir("./19864") = 0 [pid 20154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20154] setpgid(0, 0) = 0 [pid 20154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20154] write(3, "1000", 4) = 4 [pid 20154] close(3) = 0 [pid 20154] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20154] write(1, "executing program\n", 18) = 18 [pid 20154] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20154] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20154] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20154] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20154] exit_group(0) = ? [pid 20154] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19864", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19864/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19864/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19864") = 0 mkdir("./19865", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20155 ./strace-static-x86_64: Process 20155 attached [pid 20155] set_robust_list(0x55555e144660, 24) = 0 [pid 20155] chdir("./19865") = 0 [pid 20155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20155] setpgid(0, 0) = 0 [pid 20155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20155] write(3, "1000", 4) = 4 [pid 20155] close(3) = 0 [pid 20155] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20155] write(1, "executing program\n", 18) = 18 [pid 20155] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20155] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20155] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20155] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20155] exit_group(0) = ? [pid 20155] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19865", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19865/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19865/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19865") = 0 mkdir("./19866", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20156 ./strace-static-x86_64: Process 20156 attached [pid 20156] set_robust_list(0x55555e144660, 24) = 0 [pid 20156] chdir("./19866") = 0 [pid 20156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20156] setpgid(0, 0) = 0 [pid 20156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20156] write(3, "1000", 4) = 4 [pid 20156] close(3) = 0 [pid 20156] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20156] write(1, "executing program\n", 18executing program ) = 18 [pid 20156] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20156] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20156] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20156] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20156] exit_group(0) = ? [pid 20156] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19866", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19866/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19866/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19866") = 0 mkdir("./19867", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20157 ./strace-static-x86_64: Process 20157 attached [pid 20157] set_robust_list(0x55555e144660, 24) = 0 [pid 20157] chdir("./19867") = 0 [pid 20157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20157] setpgid(0, 0) = 0 [pid 20157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20157] write(3, "1000", 4) = 4 [pid 20157] close(3) = 0 [pid 20157] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20157] write(1, "executing program\n", 18executing program ) = 18 [pid 20157] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20157] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20157] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20157] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20157] exit_group(0) = ? [pid 20157] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19867", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19867/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19867/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19867") = 0 mkdir("./19868", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20158 ./strace-static-x86_64: Process 20158 attached [pid 20158] set_robust_list(0x55555e144660, 24) = 0 [pid 20158] chdir("./19868") = 0 [pid 20158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20158] setpgid(0, 0) = 0 [pid 20158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20158] write(3, "1000", 4) = 4 [pid 20158] close(3) = 0 [pid 20158] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20158] write(1, "executing program\n", 18executing program ) = 18 [pid 20158] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20158] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20158] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20158] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20158] exit_group(0) = ? [pid 20158] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19868", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19868/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19868/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19868") = 0 mkdir("./19869", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20159 ./strace-static-x86_64: Process 20159 attached [pid 20159] set_robust_list(0x55555e144660, 24) = 0 [pid 20159] chdir("./19869") = 0 [pid 20159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20159] setpgid(0, 0) = 0 [pid 20159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20159] write(3, "1000", 4) = 4 [pid 20159] close(3) = 0 [pid 20159] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20159] write(1, "executing program\n", 18executing program ) = 18 [pid 20159] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20159] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20159] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20159] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20159] exit_group(0) = ? [pid 20159] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19869", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19869/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19869/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19869") = 0 mkdir("./19870", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20160 ./strace-static-x86_64: Process 20160 attached [pid 20160] set_robust_list(0x55555e144660, 24) = 0 [pid 20160] chdir("./19870") = 0 [pid 20160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20160] setpgid(0, 0) = 0 [pid 20160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20160] write(3, "1000", 4) = 4 [pid 20160] close(3) = 0 [pid 20160] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20160] write(1, "executing program\n", 18executing program ) = 18 [pid 20160] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20160] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20160] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20160] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20160] exit_group(0) = ? [pid 20160] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19870", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19870/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19870/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19870") = 0 mkdir("./19871", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20161 ./strace-static-x86_64: Process 20161 attached [pid 20161] set_robust_list(0x55555e144660, 24) = 0 [pid 20161] chdir("./19871") = 0 [pid 20161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20161] setpgid(0, 0) = 0 [pid 20161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20161] write(3, "1000", 4) = 4 [pid 20161] close(3) = 0 [pid 20161] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20161] write(1, "executing program\n", 18) = 18 [pid 20161] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20161] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20161] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20161] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20161] exit_group(0) = ? [pid 20161] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19871", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19871/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19871/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19871") = 0 mkdir("./19872", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20162 ./strace-static-x86_64: Process 20162 attached [pid 20162] set_robust_list(0x55555e144660, 24) = 0 [pid 20162] chdir("./19872") = 0 [pid 20162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20162] setpgid(0, 0) = 0 [pid 20162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20162] write(3, "1000", 4) = 4 [pid 20162] close(3) = 0 [pid 20162] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20162] write(1, "executing program\n", 18executing program ) = 18 [pid 20162] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20162] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20162] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20162] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20162] exit_group(0) = ? [pid 20162] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19872", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19872/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19872/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19872") = 0 mkdir("./19873", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20163 ./strace-static-x86_64: Process 20163 attached [pid 20163] set_robust_list(0x55555e144660, 24) = 0 [pid 20163] chdir("./19873") = 0 [pid 20163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20163] setpgid(0, 0) = 0 [pid 20163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20163] write(3, "1000", 4) = 4 [pid 20163] close(3) = 0 [pid 20163] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20163] write(1, "executing program\n", 18executing program ) = 18 [pid 20163] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20163] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20163] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20163] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20163] exit_group(0) = ? [pid 20163] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19873", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19873/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19873/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19873") = 0 mkdir("./19874", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20164 ./strace-static-x86_64: Process 20164 attached [pid 20164] set_robust_list(0x55555e144660, 24) = 0 [pid 20164] chdir("./19874") = 0 [pid 20164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20164] setpgid(0, 0) = 0 [pid 20164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20164] write(3, "1000", 4) = 4 [pid 20164] close(3) = 0 [pid 20164] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20164] write(1, "executing program\n", 18executing program ) = 18 [pid 20164] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20164] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20164] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20164] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20164] exit_group(0) = ? [pid 20164] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19874", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19874/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19874/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19874") = 0 mkdir("./19875", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20165 ./strace-static-x86_64: Process 20165 attached [pid 20165] set_robust_list(0x55555e144660, 24) = 0 [pid 20165] chdir("./19875") = 0 [pid 20165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20165] setpgid(0, 0) = 0 [pid 20165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20165] write(3, "1000", 4) = 4 [pid 20165] close(3) = 0 [pid 20165] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20165] write(1, "executing program\n", 18) = 18 [pid 20165] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20165] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20165] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20165] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20165] exit_group(0) = ? [pid 20165] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19875", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19875/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19875/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19875") = 0 mkdir("./19876", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20166 attached , child_tidptr=0x55555e144650) = 20166 [pid 20166] set_robust_list(0x55555e144660, 24) = 0 [pid 20166] chdir("./19876") = 0 [pid 20166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20166] setpgid(0, 0) = 0 [pid 20166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20166] write(3, "1000", 4) = 4 [pid 20166] close(3) = 0 [pid 20166] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20166] write(1, "executing program\n", 18) = 18 [pid 20166] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20166] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20166] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20166] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20166] exit_group(0) = ? [pid 20166] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19876", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19876/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19876/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19876") = 0 mkdir("./19877", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20167 ./strace-static-x86_64: Process 20167 attached [pid 20167] set_robust_list(0x55555e144660, 24) = 0 [pid 20167] chdir("./19877") = 0 [pid 20167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20167] setpgid(0, 0) = 0 [pid 20167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20167] write(3, "1000", 4) = 4 [pid 20167] close(3) = 0 [pid 20167] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20167] write(1, "executing program\n", 18) = 18 [pid 20167] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20167] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20167] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20167] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20167] exit_group(0) = ? [pid 20167] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19877", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19877/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19877/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19877") = 0 mkdir("./19878", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20168 attached , child_tidptr=0x55555e144650) = 20168 [pid 20168] set_robust_list(0x55555e144660, 24) = 0 [pid 20168] chdir("./19878") = 0 [pid 20168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20168] setpgid(0, 0) = 0 [pid 20168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20168] write(3, "1000", 4) = 4 [pid 20168] close(3) = 0 [pid 20168] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20168] write(1, "executing program\n", 18) = 18 [pid 20168] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20168] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20168] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20168] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20168] exit_group(0) = ? [pid 20168] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19878", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19878/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19878/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19878") = 0 mkdir("./19879", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20169 ./strace-static-x86_64: Process 20169 attached [pid 20169] set_robust_list(0x55555e144660, 24) = 0 [pid 20169] chdir("./19879") = 0 [pid 20169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20169] setpgid(0, 0) = 0 [pid 20169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20169] write(3, "1000", 4) = 4 [pid 20169] close(3) = 0 [pid 20169] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20169] write(1, "executing program\n", 18) = 18 [pid 20169] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20169] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20169] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20169] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20169] exit_group(0) = ? [pid 20169] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19879", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19879/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19879/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19879") = 0 mkdir("./19880", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20170 ./strace-static-x86_64: Process 20170 attached [pid 20170] set_robust_list(0x55555e144660, 24) = 0 [pid 20170] chdir("./19880") = 0 [pid 20170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20170] setpgid(0, 0) = 0 [pid 20170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20170] write(3, "1000", 4) = 4 [pid 20170] close(3) = 0 [pid 20170] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20170] write(1, "executing program\n", 18executing program ) = 18 [pid 20170] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20170] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20170] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20170] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20170] exit_group(0) = ? [pid 20170] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19880", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19880/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19880/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19880") = 0 mkdir("./19881", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20171 ./strace-static-x86_64: Process 20171 attached [pid 20171] set_robust_list(0x55555e144660, 24) = 0 [pid 20171] chdir("./19881") = 0 [pid 20171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20171] setpgid(0, 0) = 0 [pid 20171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20171] write(3, "1000", 4) = 4 [pid 20171] close(3) = 0 [pid 20171] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20171] write(1, "executing program\n", 18executing program ) = 18 [pid 20171] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20171] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20171] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20171] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20171] exit_group(0) = ? [pid 20171] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19881", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19881/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19881/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19881") = 0 mkdir("./19882", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20172 attached , child_tidptr=0x55555e144650) = 20172 [pid 20172] set_robust_list(0x55555e144660, 24) = 0 [pid 20172] chdir("./19882") = 0 [pid 20172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20172] setpgid(0, 0) = 0 [pid 20172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20172] write(3, "1000", 4) = 4 [pid 20172] close(3) = 0 [pid 20172] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20172] write(1, "executing program\n", 18executing program ) = 18 [pid 20172] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20172] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20172] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20172] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20172] exit_group(0) = ? [pid 20172] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19882", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19882/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19882/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19882") = 0 mkdir("./19883", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20173 ./strace-static-x86_64: Process 20173 attached [pid 20173] set_robust_list(0x55555e144660, 24) = 0 [pid 20173] chdir("./19883") = 0 [pid 20173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20173] setpgid(0, 0) = 0 [pid 20173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20173] write(3, "1000", 4) = 4 [pid 20173] close(3) = 0 [pid 20173] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20173] write(1, "executing program\n", 18executing program ) = 18 [pid 20173] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20173] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20173] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20173] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20173] exit_group(0) = ? [pid 20173] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19883", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19883/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19883/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19883") = 0 mkdir("./19884", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20174 attached , child_tidptr=0x55555e144650) = 20174 [pid 20174] set_robust_list(0x55555e144660, 24) = 0 [pid 20174] chdir("./19884") = 0 [pid 20174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20174] setpgid(0, 0) = 0 [pid 20174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20174] write(3, "1000", 4) = 4 [pid 20174] close(3) = 0 [pid 20174] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20174] write(1, "executing program\n", 18executing program ) = 18 [pid 20174] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20174] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20174] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20174] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20174] exit_group(0) = ? [pid 20174] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19884", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19884/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19884/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19884") = 0 mkdir("./19885", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20175 ./strace-static-x86_64: Process 20175 attached [pid 20175] set_robust_list(0x55555e144660, 24) = 0 [pid 20175] chdir("./19885") = 0 [pid 20175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20175] setpgid(0, 0) = 0 [pid 20175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20175] write(3, "1000", 4) = 4 [pid 20175] close(3) = 0 [pid 20175] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20175] write(1, "executing program\n", 18executing program ) = 18 [pid 20175] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20175] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20175] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20175] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20175] exit_group(0) = ? [pid 20175] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19885", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19885/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19885/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19885") = 0 mkdir("./19886", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20176 ./strace-static-x86_64: Process 20176 attached [pid 20176] set_robust_list(0x55555e144660, 24) = 0 [pid 20176] chdir("./19886") = 0 [pid 20176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20176] setpgid(0, 0) = 0 [pid 20176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20176] write(3, "1000", 4) = 4 [pid 20176] close(3) = 0 [pid 20176] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20176] write(1, "executing program\n", 18executing program ) = 18 [pid 20176] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20176] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20176] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20176] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20176] exit_group(0) = ? [pid 20176] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19886", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19886/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19886/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19886") = 0 mkdir("./19887", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20177 ./strace-static-x86_64: Process 20177 attached [pid 20177] set_robust_list(0x55555e144660, 24) = 0 [pid 20177] chdir("./19887") = 0 [pid 20177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20177] setpgid(0, 0) = 0 [pid 20177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20177] write(3, "1000", 4) = 4 [pid 20177] close(3) = 0 [pid 20177] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20177] write(1, "executing program\n", 18executing program ) = 18 [pid 20177] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20177] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20177] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20177] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20177] exit_group(0) = ? [pid 20177] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19887", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19887/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19887/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19887") = 0 mkdir("./19888", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20178 attached , child_tidptr=0x55555e144650) = 20178 [pid 20178] set_robust_list(0x55555e144660, 24) = 0 [pid 20178] chdir("./19888") = 0 [pid 20178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20178] setpgid(0, 0) = 0 [pid 20178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20178] write(3, "1000", 4) = 4 [pid 20178] close(3) = 0 [pid 20178] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20178] write(1, "executing program\n", 18executing program ) = 18 [pid 20178] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20178] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20178] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20178] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20178] exit_group(0) = ? [pid 20178] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19888", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19888/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19888/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19888") = 0 mkdir("./19889", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20179 attached , child_tidptr=0x55555e144650) = 20179 [pid 20179] set_robust_list(0x55555e144660, 24) = 0 [pid 20179] chdir("./19889") = 0 [pid 20179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20179] setpgid(0, 0) = 0 [pid 20179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20179] write(3, "1000", 4) = 4 [pid 20179] close(3) = 0 [pid 20179] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20179] write(1, "executing program\n", 18) = 18 [pid 20179] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20179] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20179] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20179] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20179] exit_group(0) = ? [pid 20179] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19889", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19889/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19889/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19889") = 0 mkdir("./19890", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20180 attached , child_tidptr=0x55555e144650) = 20180 [pid 20180] set_robust_list(0x55555e144660, 24) = 0 [pid 20180] chdir("./19890") = 0 [pid 20180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20180] setpgid(0, 0) = 0 [pid 20180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20180] write(3, "1000", 4) = 4 [pid 20180] close(3) = 0 [pid 20180] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20180] write(1, "executing program\n", 18) = 18 [pid 20180] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20180] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20180] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20180] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20180] exit_group(0) = ? [pid 20180] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19890", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19890/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19890/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19890/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19890") = 0 mkdir("./19891", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20181 ./strace-static-x86_64: Process 20181 attached [pid 20181] set_robust_list(0x55555e144660, 24) = 0 [pid 20181] chdir("./19891") = 0 [pid 20181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20181] setpgid(0, 0) = 0 [pid 20181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20181] write(3, "1000", 4) = 4 [pid 20181] close(3) = 0 [pid 20181] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20181] write(1, "executing program\n", 18) = 18 [pid 20181] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20181] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20181] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20181] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20181] exit_group(0) = ? [pid 20181] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19891", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19891/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19891/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19891/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19891") = 0 mkdir("./19892", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20182 attached , child_tidptr=0x55555e144650) = 20182 [pid 20182] set_robust_list(0x55555e144660, 24) = 0 [pid 20182] chdir("./19892") = 0 [pid 20182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20182] setpgid(0, 0) = 0 [pid 20182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20182] write(3, "1000", 4) = 4 [pid 20182] close(3) = 0 [pid 20182] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20182] write(1, "executing program\n", 18executing program ) = 18 [pid 20182] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20182] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20182] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20182] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20182] exit_group(0) = ? [pid 20182] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19892", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19892/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19892/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19892/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19892") = 0 mkdir("./19893", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20183 ./strace-static-x86_64: Process 20183 attached [pid 20183] set_robust_list(0x55555e144660, 24) = 0 [pid 20183] chdir("./19893") = 0 [pid 20183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20183] setpgid(0, 0) = 0 [pid 20183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20183] write(3, "1000", 4) = 4 [pid 20183] close(3) = 0 [pid 20183] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20183] write(1, "executing program\n", 18) = 18 [pid 20183] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20183] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20183] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20183] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20183] exit_group(0) = ? [pid 20183] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19893", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19893/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19893/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19893/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19893") = 0 mkdir("./19894", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20184 ./strace-static-x86_64: Process 20184 attached [pid 20184] set_robust_list(0x55555e144660, 24) = 0 [pid 20184] chdir("./19894") = 0 [pid 20184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20184] setpgid(0, 0) = 0 [pid 20184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20184] write(3, "1000", 4) = 4 [pid 20184] close(3) = 0 [pid 20184] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20184] write(1, "executing program\n", 18executing program ) = 18 [pid 20184] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20184] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20184] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20184] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20184] exit_group(0) = ? [pid 20184] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19894", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19894/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19894/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19894/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19894") = 0 mkdir("./19895", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20185 ./strace-static-x86_64: Process 20185 attached [pid 20185] set_robust_list(0x55555e144660, 24) = 0 [pid 20185] chdir("./19895") = 0 [pid 20185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20185] setpgid(0, 0) = 0 [pid 20185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20185] write(3, "1000", 4) = 4 [pid 20185] close(3) = 0 [pid 20185] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20185] write(1, "executing program\n", 18executing program ) = 18 [pid 20185] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20185] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20185] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20185] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20185] exit_group(0) = ? [pid 20185] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19895", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19895/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19895/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19895/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19895") = 0 mkdir("./19896", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20186 ./strace-static-x86_64: Process 20186 attached [pid 20186] set_robust_list(0x55555e144660, 24) = 0 [pid 20186] chdir("./19896") = 0 [pid 20186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20186] setpgid(0, 0) = 0 [pid 20186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20186] write(3, "1000", 4) = 4 [pid 20186] close(3) = 0 [pid 20186] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20186] write(1, "executing program\n", 18executing program ) = 18 [pid 20186] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20186] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20186] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20186] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20186] exit_group(0) = ? [pid 20186] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19896", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19896/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19896/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19896/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19896") = 0 mkdir("./19897", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20187 attached , child_tidptr=0x55555e144650) = 20187 [pid 20187] set_robust_list(0x55555e144660, 24) = 0 [pid 20187] chdir("./19897") = 0 [pid 20187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20187] setpgid(0, 0) = 0 [pid 20187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20187] write(3, "1000", 4) = 4 [pid 20187] close(3) = 0 [pid 20187] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20187] write(1, "executing program\n", 18executing program ) = 18 [pid 20187] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20187] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20187] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20187] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20187] exit_group(0) = ? [pid 20187] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19897", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19897/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19897/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19897/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19897") = 0 mkdir("./19898", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20188 attached , child_tidptr=0x55555e144650) = 20188 [pid 20188] set_robust_list(0x55555e144660, 24) = 0 [pid 20188] chdir("./19898") = 0 [pid 20188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20188] setpgid(0, 0) = 0 [pid 20188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20188] write(3, "1000", 4) = 4 [pid 20188] close(3) = 0 [pid 20188] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20188] write(1, "executing program\n", 18) = 18 [pid 20188] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20188] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20188] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20188] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20188] exit_group(0) = ? [pid 20188] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19898", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19898/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19898/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19898/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19898") = 0 mkdir("./19899", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20189 attached , child_tidptr=0x55555e144650) = 20189 [pid 20189] set_robust_list(0x55555e144660, 24) = 0 [pid 20189] chdir("./19899") = 0 [pid 20189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20189] setpgid(0, 0) = 0 [pid 20189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20189] write(3, "1000", 4) = 4 [pid 20189] close(3) = 0 [pid 20189] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20189] write(1, "executing program\n", 18executing program ) = 18 [pid 20189] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20189] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20189] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20189] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20189] exit_group(0) = ? [pid 20189] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19899", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19899", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19899/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19899/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19899/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19899") = 0 mkdir("./19900", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20190 ./strace-static-x86_64: Process 20190 attached [pid 20190] set_robust_list(0x55555e144660, 24) = 0 [pid 20190] chdir("./19900") = 0 [pid 20190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20190] setpgid(0, 0) = 0 [pid 20190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20190] write(3, "1000", 4) = 4 [pid 20190] close(3) = 0 [pid 20190] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20190] write(1, "executing program\n", 18) = 18 [pid 20190] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20190] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20190] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20190] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20190] exit_group(0) = ? [pid 20190] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19900", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19900", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19900/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19900/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19900/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19900") = 0 mkdir("./19901", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20191 ./strace-static-x86_64: Process 20191 attached [pid 20191] set_robust_list(0x55555e144660, 24) = 0 [pid 20191] chdir("./19901") = 0 [pid 20191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20191] setpgid(0, 0) = 0 [pid 20191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20191] write(3, "1000", 4) = 4 [pid 20191] close(3) = 0 [pid 20191] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20191] write(1, "executing program\n", 18executing program ) = 18 [pid 20191] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20191] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20191] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20191] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20191] exit_group(0) = ? [pid 20191] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19901", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19901", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19901/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19901/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19901/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19901") = 0 mkdir("./19902", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20192 attached , child_tidptr=0x55555e144650) = 20192 [pid 20192] set_robust_list(0x55555e144660, 24) = 0 [pid 20192] chdir("./19902") = 0 [pid 20192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20192] setpgid(0, 0) = 0 [pid 20192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20192] write(3, "1000", 4) = 4 [pid 20192] close(3) = 0 [pid 20192] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20192] write(1, "executing program\n", 18executing program ) = 18 [pid 20192] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20192] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20192] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20192] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20192] exit_group(0) = ? [pid 20192] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19902", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19902", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19902/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19902/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19902/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19902") = 0 mkdir("./19903", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20193 attached , child_tidptr=0x55555e144650) = 20193 [pid 20193] set_robust_list(0x55555e144660, 24) = 0 [pid 20193] chdir("./19903") = 0 [pid 20193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20193] setpgid(0, 0) = 0 [pid 20193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20193] write(3, "1000", 4) = 4 [pid 20193] close(3) = 0 [pid 20193] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20193] write(1, "executing program\n", 18) = 18 [pid 20193] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20193] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20193] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20193] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20193] exit_group(0) = ? [pid 20193] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19903", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19903", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19903/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19903/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19903/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19903") = 0 mkdir("./19904", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20194 attached , child_tidptr=0x55555e144650) = 20194 [pid 20194] set_robust_list(0x55555e144660, 24) = 0 [pid 20194] chdir("./19904") = 0 [pid 20194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20194] setpgid(0, 0) = 0 [pid 20194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20194] write(3, "1000", 4) = 4 [pid 20194] close(3) = 0 [pid 20194] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20194] write(1, "executing program\n", 18) = 18 [pid 20194] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20194] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20194] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20194] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20194] exit_group(0) = ? [pid 20194] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19904", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19904", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19904/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19904/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19904/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19904") = 0 mkdir("./19905", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20195 ./strace-static-x86_64: Process 20195 attached [pid 20195] set_robust_list(0x55555e144660, 24) = 0 [pid 20195] chdir("./19905") = 0 [pid 20195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20195] setpgid(0, 0) = 0 [pid 20195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20195] write(3, "1000", 4) = 4 [pid 20195] close(3) = 0 [pid 20195] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20195] write(1, "executing program\n", 18) = 18 [pid 20195] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20195] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20195] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20195] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20195] exit_group(0) = ? [pid 20195] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19905", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19905", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19905/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19905/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19905/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19905") = 0 mkdir("./19906", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20196 ./strace-static-x86_64: Process 20196 attached [pid 20196] set_robust_list(0x55555e144660, 24) = 0 [pid 20196] chdir("./19906") = 0 [pid 20196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20196] setpgid(0, 0) = 0 [pid 20196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20196] write(3, "1000", 4) = 4 [pid 20196] close(3) = 0 [pid 20196] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20196] write(1, "executing program\n", 18executing program ) = 18 [pid 20196] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20196] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20196] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20196] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20196] exit_group(0) = ? [pid 20196] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19906", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19906", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19906/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19906/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19906/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19906") = 0 mkdir("./19907", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20197 ./strace-static-x86_64: Process 20197 attached [pid 20197] set_robust_list(0x55555e144660, 24) = 0 [pid 20197] chdir("./19907") = 0 [pid 20197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20197] setpgid(0, 0) = 0 [pid 20197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20197] write(3, "1000", 4) = 4 [pid 20197] close(3) = 0 [pid 20197] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20197] write(1, "executing program\n", 18executing program ) = 18 [pid 20197] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20197] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20197] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20197] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20197] exit_group(0) = ? [pid 20197] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19907", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19907", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19907/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19907/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19907/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19907") = 0 mkdir("./19908", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20198 ./strace-static-x86_64: Process 20198 attached [pid 20198] set_robust_list(0x55555e144660, 24) = 0 [pid 20198] chdir("./19908") = 0 [pid 20198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20198] setpgid(0, 0) = 0 [pid 20198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20198] write(3, "1000", 4) = 4 [pid 20198] close(3) = 0 [pid 20198] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20198] write(1, "executing program\n", 18executing program ) = 18 [pid 20198] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20198] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20198] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20198] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20198] exit_group(0) = ? [pid 20198] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19908", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19908", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19908/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19908/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19908/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19908") = 0 mkdir("./19909", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20199 ./strace-static-x86_64: Process 20199 attached [pid 20199] set_robust_list(0x55555e144660, 24) = 0 [pid 20199] chdir("./19909") = 0 [pid 20199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20199] setpgid(0, 0) = 0 [pid 20199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20199] write(3, "1000", 4) = 4 [pid 20199] close(3) = 0 [pid 20199] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20199] write(1, "executing program\n", 18executing program ) = 18 [pid 20199] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20199] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20199] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20199] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20199] exit_group(0) = ? [pid 20199] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19909", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19909", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19909/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19909/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19909/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19909") = 0 mkdir("./19910", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20200 ./strace-static-x86_64: Process 20200 attached [pid 20200] set_robust_list(0x55555e144660, 24) = 0 [pid 20200] chdir("./19910") = 0 [pid 20200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20200] setpgid(0, 0) = 0 [pid 20200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20200] write(3, "1000", 4) = 4 [pid 20200] close(3) = 0 [pid 20200] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20200] write(1, "executing program\n", 18executing program ) = 18 [pid 20200] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20200] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20200] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20200] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20200] exit_group(0) = ? [pid 20200] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19910", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19910", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19910/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19910/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19910/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19910") = 0 mkdir("./19911", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20201 ./strace-static-x86_64: Process 20201 attached [pid 20201] set_robust_list(0x55555e144660, 24) = 0 [pid 20201] chdir("./19911") = 0 [pid 20201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20201] setpgid(0, 0) = 0 [pid 20201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20201] write(3, "1000", 4) = 4 [pid 20201] close(3) = 0 [pid 20201] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20201] write(1, "executing program\n", 18executing program ) = 18 [pid 20201] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20201] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20201] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20201] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20201] exit_group(0) = ? [pid 20201] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19911", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19911", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19911/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19911/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19911/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19911") = 0 mkdir("./19912", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20202 ./strace-static-x86_64: Process 20202 attached [pid 20202] set_robust_list(0x55555e144660, 24) = 0 [pid 20202] chdir("./19912") = 0 [pid 20202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20202] setpgid(0, 0) = 0 [pid 20202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20202] write(3, "1000", 4) = 4 [pid 20202] close(3) = 0 [pid 20202] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20202] write(1, "executing program\n", 18) = 18 [pid 20202] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20202] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20202] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20202] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20202] exit_group(0) = ? [pid 20202] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19912", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19912", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19912/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19912/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19912/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19912") = 0 mkdir("./19913", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20203 ./strace-static-x86_64: Process 20203 attached [pid 20203] set_robust_list(0x55555e144660, 24) = 0 [pid 20203] chdir("./19913") = 0 [pid 20203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20203] setpgid(0, 0) = 0 [pid 20203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20203] write(3, "1000", 4) = 4 [pid 20203] close(3) = 0 [pid 20203] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20203] write(1, "executing program\n", 18executing program ) = 18 [pid 20203] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20203] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20203] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20203] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20203] exit_group(0) = ? [pid 20203] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19913", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19913", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19913/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19913/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19913/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19913") = 0 mkdir("./19914", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20204 ./strace-static-x86_64: Process 20204 attached [pid 20204] set_robust_list(0x55555e144660, 24) = 0 [pid 20204] chdir("./19914") = 0 [pid 20204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20204] setpgid(0, 0) = 0 [pid 20204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20204] write(3, "1000", 4) = 4 [pid 20204] close(3) = 0 [pid 20204] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20204] write(1, "executing program\n", 18) = 18 [pid 20204] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20204] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20204] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20204] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20204] exit_group(0) = ? [pid 20204] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19914", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19914", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19914/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19914/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19914/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19914") = 0 mkdir("./19915", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20205 attached , child_tidptr=0x55555e144650) = 20205 [pid 20205] set_robust_list(0x55555e144660, 24) = 0 [pid 20205] chdir("./19915") = 0 [pid 20205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20205] setpgid(0, 0) = 0 [pid 20205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20205] write(3, "1000", 4) = 4 [pid 20205] close(3) = 0 [pid 20205] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20205] write(1, "executing program\n", 18) = 18 [pid 20205] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20205] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20205] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20205] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20205] exit_group(0) = ? [pid 20205] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19915", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19915", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19915/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19915/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19915/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19915") = 0 mkdir("./19916", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20206 ./strace-static-x86_64: Process 20206 attached [pid 20206] set_robust_list(0x55555e144660, 24) = 0 [pid 20206] chdir("./19916") = 0 [pid 20206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20206] setpgid(0, 0) = 0 [pid 20206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20206] write(3, "1000", 4) = 4 [pid 20206] close(3) = 0 [pid 20206] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20206] write(1, "executing program\n", 18) = 18 [pid 20206] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20206] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20206] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20206] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20206] exit_group(0) = ? [pid 20206] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19916", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19916", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19916/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19916/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19916/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19916") = 0 mkdir("./19917", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20207 ./strace-static-x86_64: Process 20207 attached [pid 20207] set_robust_list(0x55555e144660, 24) = 0 [pid 20207] chdir("./19917") = 0 [pid 20207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20207] setpgid(0, 0) = 0 [pid 20207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20207] write(3, "1000", 4) = 4 [pid 20207] close(3) = 0 [pid 20207] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20207] write(1, "executing program\n", 18executing program ) = 18 [pid 20207] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20207] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20207] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20207] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20207] exit_group(0) = ? [pid 20207] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19917", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19917", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19917/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19917/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19917/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19917") = 0 mkdir("./19918", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20208 ./strace-static-x86_64: Process 20208 attached [pid 20208] set_robust_list(0x55555e144660, 24) = 0 [pid 20208] chdir("./19918") = 0 [pid 20208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20208] setpgid(0, 0) = 0 [pid 20208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20208] write(3, "1000", 4) = 4 [pid 20208] close(3) = 0 [pid 20208] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20208] write(1, "executing program\n", 18) = 18 [pid 20208] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20208] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20208] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20208] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20208] exit_group(0) = ? [pid 20208] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19918", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19918", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19918/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19918/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19918/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19918") = 0 mkdir("./19919", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20209 ./strace-static-x86_64: Process 20209 attached [pid 20209] set_robust_list(0x55555e144660, 24) = 0 [pid 20209] chdir("./19919") = 0 [pid 20209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20209] setpgid(0, 0) = 0 [pid 20209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20209] write(3, "1000", 4) = 4 [pid 20209] close(3) = 0 [pid 20209] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20209] write(1, "executing program\n", 18) = 18 [pid 20209] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20209] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20209] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20209] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20209] exit_group(0) = ? [pid 20209] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19919", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19919", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19919/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19919/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19919/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19919") = 0 mkdir("./19920", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20210 ./strace-static-x86_64: Process 20210 attached [pid 20210] set_robust_list(0x55555e144660, 24) = 0 [pid 20210] chdir("./19920") = 0 [pid 20210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20210] setpgid(0, 0) = 0 [pid 20210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20210] write(3, "1000", 4) = 4 [pid 20210] close(3) = 0 [pid 20210] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20210] write(1, "executing program\n", 18executing program ) = 18 [pid 20210] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20210] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20210] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20210] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20210] exit_group(0) = ? [pid 20210] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19920", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19920", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19920/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19920/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19920/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19920") = 0 mkdir("./19921", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20211 attached , child_tidptr=0x55555e144650) = 20211 [pid 20211] set_robust_list(0x55555e144660, 24) = 0 [pid 20211] chdir("./19921") = 0 [pid 20211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20211] setpgid(0, 0) = 0 [pid 20211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20211] write(3, "1000", 4) = 4 [pid 20211] close(3) = 0 [pid 20211] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20211] write(1, "executing program\n", 18executing program ) = 18 [pid 20211] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20211] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20211] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20211] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20211] exit_group(0) = ? [pid 20211] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19921", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19921", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19921/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19921/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19921/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19921") = 0 mkdir("./19922", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20212 attached , child_tidptr=0x55555e144650) = 20212 [pid 20212] set_robust_list(0x55555e144660, 24) = 0 [pid 20212] chdir("./19922") = 0 [pid 20212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20212] setpgid(0, 0) = 0 [pid 20212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20212] write(3, "1000", 4) = 4 [pid 20212] close(3) = 0 [pid 20212] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20212] write(1, "executing program\n", 18executing program ) = 18 [pid 20212] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20212] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20212] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20212] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20212] exit_group(0) = ? [pid 20212] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19922", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19922", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19922/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19922/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19922/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19922") = 0 mkdir("./19923", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20213 ./strace-static-x86_64: Process 20213 attached [pid 20213] set_robust_list(0x55555e144660, 24) = 0 [pid 20213] chdir("./19923") = 0 [pid 20213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20213] setpgid(0, 0) = 0 [pid 20213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20213] write(3, "1000", 4) = 4 [pid 20213] close(3) = 0 [pid 20213] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20213] write(1, "executing program\n", 18executing program ) = 18 [pid 20213] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20213] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20213] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20213] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20213] exit_group(0) = ? [pid 20213] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19923", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19923", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19923/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19923/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19923/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19923") = 0 mkdir("./19924", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20214 attached , child_tidptr=0x55555e144650) = 20214 [pid 20214] set_robust_list(0x55555e144660, 24) = 0 [pid 20214] chdir("./19924") = 0 [pid 20214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20214] setpgid(0, 0) = 0 [pid 20214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20214] write(3, "1000", 4) = 4 [pid 20214] close(3) = 0 [pid 20214] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20214] write(1, "executing program\n", 18executing program ) = 18 [pid 20214] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20214] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20214] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20214] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20214] exit_group(0) = ? [pid 20214] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19924", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19924", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19924/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19924/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19924/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19924") = 0 mkdir("./19925", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20215 ./strace-static-x86_64: Process 20215 attached [pid 20215] set_robust_list(0x55555e144660, 24) = 0 [pid 20215] chdir("./19925") = 0 [pid 20215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20215] setpgid(0, 0) = 0 [pid 20215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20215] write(3, "1000", 4) = 4 [pid 20215] close(3) = 0 [pid 20215] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20215] write(1, "executing program\n", 18executing program ) = 18 [pid 20215] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20215] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20215] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20215] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20215] exit_group(0) = ? [pid 20215] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19925", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19925", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19925/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19925/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19925/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19925") = 0 mkdir("./19926", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20216 ./strace-static-x86_64: Process 20216 attached [pid 20216] set_robust_list(0x55555e144660, 24) = 0 [pid 20216] chdir("./19926") = 0 [pid 20216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20216] setpgid(0, 0) = 0 [pid 20216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20216] write(3, "1000", 4) = 4 [pid 20216] close(3) = 0 [pid 20216] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20216] write(1, "executing program\n", 18executing program ) = 18 [pid 20216] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20216] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20216] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20216] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20216] exit_group(0) = ? [pid 20216] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19926", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19926", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19926/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19926/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19926/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19926") = 0 mkdir("./19927", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20217 ./strace-static-x86_64: Process 20217 attached [pid 20217] set_robust_list(0x55555e144660, 24) = 0 [pid 20217] chdir("./19927") = 0 [pid 20217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20217] setpgid(0, 0) = 0 [pid 20217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20217] write(3, "1000", 4) = 4 [pid 20217] close(3) = 0 [pid 20217] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20217] write(1, "executing program\n", 18) = 18 [pid 20217] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20217] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20217] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20217] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20217] exit_group(0) = ? [pid 20217] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19927", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19927", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19927/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19927/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19927/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19927") = 0 mkdir("./19928", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20218 ./strace-static-x86_64: Process 20218 attached [pid 20218] set_robust_list(0x55555e144660, 24) = 0 [pid 20218] chdir("./19928") = 0 [pid 20218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20218] setpgid(0, 0) = 0 [pid 20218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20218] write(3, "1000", 4) = 4 [pid 20218] close(3) = 0 [pid 20218] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20218] write(1, "executing program\n", 18executing program ) = 18 [pid 20218] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20218] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20218] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20218] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20218] exit_group(0) = ? [pid 20218] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19928", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19928", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19928/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19928/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19928/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19928") = 0 mkdir("./19929", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20219 attached , child_tidptr=0x55555e144650) = 20219 [pid 20219] set_robust_list(0x55555e144660, 24) = 0 [pid 20219] chdir("./19929") = 0 [pid 20219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20219] setpgid(0, 0) = 0 [pid 20219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20219] write(3, "1000", 4) = 4 [pid 20219] close(3) = 0 [pid 20219] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20219] write(1, "executing program\n", 18executing program ) = 18 [pid 20219] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20219] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20219] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20219] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20219] exit_group(0) = ? [pid 20219] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19929", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19929", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19929/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19929/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19929/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19929") = 0 mkdir("./19930", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20220 ./strace-static-x86_64: Process 20220 attached [pid 20220] set_robust_list(0x55555e144660, 24) = 0 [pid 20220] chdir("./19930") = 0 [pid 20220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20220] setpgid(0, 0) = 0 [pid 20220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20220] write(3, "1000", 4) = 4 [pid 20220] close(3) = 0 [pid 20220] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20220] write(1, "executing program\n", 18executing program ) = 18 [pid 20220] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20220] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20220] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20220] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20220] exit_group(0) = ? [pid 20220] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19930", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19930", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19930/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19930/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19930/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19930") = 0 mkdir("./19931", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20221 attached , child_tidptr=0x55555e144650) = 20221 [pid 20221] set_robust_list(0x55555e144660, 24) = 0 [pid 20221] chdir("./19931") = 0 [pid 20221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20221] setpgid(0, 0) = 0 [pid 20221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20221] write(3, "1000", 4) = 4 [pid 20221] close(3) = 0 [pid 20221] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20221] write(1, "executing program\n", 18executing program ) = 18 [pid 20221] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20221] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20221] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20221] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20221] exit_group(0) = ? [pid 20221] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19931", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19931", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19931/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19931/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19931/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19931") = 0 mkdir("./19932", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20222 ./strace-static-x86_64: Process 20222 attached [pid 20222] set_robust_list(0x55555e144660, 24) = 0 [pid 20222] chdir("./19932") = 0 [pid 20222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20222] setpgid(0, 0) = 0 [pid 20222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20222] write(3, "1000", 4) = 4 [pid 20222] close(3) = 0 [pid 20222] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20222] write(1, "executing program\n", 18executing program ) = 18 [pid 20222] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20222] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20222] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20222] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20222] exit_group(0) = ? [pid 20222] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19932", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19932", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19932/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19932/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19932/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19932") = 0 mkdir("./19933", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20223 ./strace-static-x86_64: Process 20223 attached [pid 20223] set_robust_list(0x55555e144660, 24) = 0 [pid 20223] chdir("./19933") = 0 [pid 20223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20223] setpgid(0, 0) = 0 [pid 20223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20223] write(3, "1000", 4) = 4 [pid 20223] close(3) = 0 [pid 20223] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20223] write(1, "executing program\n", 18executing program ) = 18 [pid 20223] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20223] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20223] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20223] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20223] exit_group(0) = ? [pid 20223] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19933", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19933", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19933/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19933/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19933/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19933") = 0 mkdir("./19934", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20224 ./strace-static-x86_64: Process 20224 attached [pid 20224] set_robust_list(0x55555e144660, 24) = 0 [pid 20224] chdir("./19934") = 0 [pid 20224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20224] setpgid(0, 0) = 0 [pid 20224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20224] write(3, "1000", 4) = 4 [pid 20224] close(3) = 0 [pid 20224] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20224] write(1, "executing program\n", 18executing program ) = 18 [pid 20224] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20224] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20224] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20224] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20224] exit_group(0) = ? [pid 20224] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19934", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19934", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19934/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19934/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19934/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19934") = 0 mkdir("./19935", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20225 attached , child_tidptr=0x55555e144650) = 20225 [pid 20225] set_robust_list(0x55555e144660, 24) = 0 [pid 20225] chdir("./19935") = 0 [pid 20225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20225] setpgid(0, 0) = 0 [pid 20225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20225] write(3, "1000", 4) = 4 [pid 20225] close(3) = 0 [pid 20225] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20225] write(1, "executing program\n", 18executing program ) = 18 [pid 20225] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20225] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20225] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20225] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20225] exit_group(0) = ? [pid 20225] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19935", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19935", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19935/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19935/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19935/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19935") = 0 mkdir("./19936", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20226 attached , child_tidptr=0x55555e144650) = 20226 [pid 20226] set_robust_list(0x55555e144660, 24) = 0 [pid 20226] chdir("./19936") = 0 [pid 20226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20226] setpgid(0, 0) = 0 [pid 20226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20226] write(3, "1000", 4) = 4 [pid 20226] close(3) = 0 [pid 20226] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20226] write(1, "executing program\n", 18executing program ) = 18 [pid 20226] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20226] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20226] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20226] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20226] exit_group(0) = ? [pid 20226] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19936", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19936", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19936/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19936/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19936/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19936") = 0 mkdir("./19937", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20227 ./strace-static-x86_64: Process 20227 attached [pid 20227] set_robust_list(0x55555e144660, 24) = 0 [pid 20227] chdir("./19937") = 0 [pid 20227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20227] setpgid(0, 0) = 0 [pid 20227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20227] write(3, "1000", 4) = 4 [pid 20227] close(3) = 0 [pid 20227] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20227] write(1, "executing program\n", 18executing program ) = 18 [pid 20227] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20227] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20227] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20227] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20227] exit_group(0) = ? [pid 20227] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19937", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19937", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19937/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19937/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19937/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19937") = 0 mkdir("./19938", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20228 ./strace-static-x86_64: Process 20228 attached [pid 20228] set_robust_list(0x55555e144660, 24) = 0 [pid 20228] chdir("./19938") = 0 [pid 20228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20228] setpgid(0, 0) = 0 [pid 20228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20228] write(3, "1000", 4) = 4 [pid 20228] close(3) = 0 [pid 20228] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20228] write(1, "executing program\n", 18executing program ) = 18 [pid 20228] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20228] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20228] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20228] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20228] exit_group(0) = ? [pid 20228] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19938", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19938", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19938/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19938/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19938/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19938") = 0 mkdir("./19939", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20229 attached , child_tidptr=0x55555e144650) = 20229 [pid 20229] set_robust_list(0x55555e144660, 24) = 0 [pid 20229] chdir("./19939") = 0 [pid 20229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20229] setpgid(0, 0) = 0 [pid 20229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20229] write(3, "1000", 4) = 4 [pid 20229] close(3) = 0 [pid 20229] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20229] write(1, "executing program\n", 18executing program ) = 18 [pid 20229] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20229] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20229] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20229] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20229] exit_group(0) = ? [pid 20229] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19939", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19939", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19939/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19939/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19939/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19939") = 0 mkdir("./19940", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20230 ./strace-static-x86_64: Process 20230 attached [pid 20230] set_robust_list(0x55555e144660, 24) = 0 [pid 20230] chdir("./19940") = 0 [pid 20230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20230] setpgid(0, 0) = 0 [pid 20230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20230] write(3, "1000", 4) = 4 [pid 20230] close(3) = 0 [pid 20230] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20230] write(1, "executing program\n", 18executing program ) = 18 [pid 20230] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20230] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20230] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20230] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20230] exit_group(0) = ? [pid 20230] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19940", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19940", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19940/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19940/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19940/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19940") = 0 mkdir("./19941", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20231 attached , child_tidptr=0x55555e144650) = 20231 [pid 20231] set_robust_list(0x55555e144660, 24) = 0 [pid 20231] chdir("./19941") = 0 [pid 20231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20231] setpgid(0, 0) = 0 [pid 20231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20231] write(3, "1000", 4) = 4 [pid 20231] close(3) = 0 [pid 20231] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20231] write(1, "executing program\n", 18) = 18 [pid 20231] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20231] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20231] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20231] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20231] exit_group(0) = ? [pid 20231] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19941", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19941", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19941/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19941/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19941/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19941") = 0 mkdir("./19942", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20232 attached , child_tidptr=0x55555e144650) = 20232 [pid 20232] set_robust_list(0x55555e144660, 24) = 0 [pid 20232] chdir("./19942") = 0 [pid 20232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20232] setpgid(0, 0) = 0 [pid 20232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20232] write(3, "1000", 4) = 4 [pid 20232] close(3) = 0 [pid 20232] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20232] write(1, "executing program\n", 18executing program ) = 18 [pid 20232] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20232] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20232] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20232] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20232] exit_group(0) = ? [pid 20232] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19942", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19942", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19942/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19942/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19942/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19942") = 0 mkdir("./19943", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20233 ./strace-static-x86_64: Process 20233 attached [pid 20233] set_robust_list(0x55555e144660, 24) = 0 [pid 20233] chdir("./19943") = 0 [pid 20233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20233] setpgid(0, 0) = 0 [pid 20233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20233] write(3, "1000", 4) = 4 [pid 20233] close(3) = 0 [pid 20233] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20233] write(1, "executing program\n", 18executing program ) = 18 [pid 20233] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20233] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20233] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20233] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20233] exit_group(0) = ? [pid 20233] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19943", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19943", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19943/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19943/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19943/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19943") = 0 mkdir("./19944", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20234 attached , child_tidptr=0x55555e144650) = 20234 [pid 20234] set_robust_list(0x55555e144660, 24) = 0 [pid 20234] chdir("./19944") = 0 [pid 20234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20234] setpgid(0, 0) = 0 [pid 20234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20234] write(3, "1000", 4) = 4 [pid 20234] close(3) = 0 [pid 20234] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20234] write(1, "executing program\n", 18executing program ) = 18 [pid 20234] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20234] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20234] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20234] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20234] exit_group(0) = ? [pid 20234] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19944", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19944", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19944/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19944/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19944/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19944") = 0 mkdir("./19945", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20235 attached , child_tidptr=0x55555e144650) = 20235 [pid 20235] set_robust_list(0x55555e144660, 24) = 0 [pid 20235] chdir("./19945") = 0 [pid 20235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20235] setpgid(0, 0) = 0 [pid 20235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20235] write(3, "1000", 4) = 4 [pid 20235] close(3) = 0 [pid 20235] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20235] write(1, "executing program\n", 18) = 18 [pid 20235] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20235] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20235] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20235] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20235] exit_group(0) = ? [pid 20235] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19945", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19945", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19945/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19945/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19945/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19945") = 0 mkdir("./19946", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20236 ./strace-static-x86_64: Process 20236 attached [pid 20236] set_robust_list(0x55555e144660, 24) = 0 [pid 20236] chdir("./19946") = 0 [pid 20236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20236] setpgid(0, 0) = 0 [pid 20236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20236] write(3, "1000", 4) = 4 [pid 20236] close(3) = 0 [pid 20236] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20236] write(1, "executing program\n", 18executing program ) = 18 [pid 20236] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20236] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20236] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20236] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20236] exit_group(0) = ? [pid 20236] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19946", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19946", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19946/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19946/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19946/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19946") = 0 mkdir("./19947", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20237 ./strace-static-x86_64: Process 20237 attached [pid 20237] set_robust_list(0x55555e144660, 24) = 0 [pid 20237] chdir("./19947") = 0 [pid 20237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20237] setpgid(0, 0) = 0 [pid 20237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20237] write(3, "1000", 4) = 4 [pid 20237] close(3) = 0 [pid 20237] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20237] write(1, "executing program\n", 18) = 18 [pid 20237] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20237] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20237] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20237] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20237] exit_group(0) = ? [pid 20237] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19947", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19947", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19947/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19947/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19947/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19947") = 0 mkdir("./19948", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20238 ./strace-static-x86_64: Process 20238 attached [pid 20238] set_robust_list(0x55555e144660, 24) = 0 [pid 20238] chdir("./19948") = 0 [pid 20238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20238] setpgid(0, 0) = 0 [pid 20238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20238] write(3, "1000", 4) = 4 [pid 20238] close(3) = 0 [pid 20238] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20238] write(1, "executing program\n", 18executing program ) = 18 [pid 20238] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20238] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20238] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20238] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20238] exit_group(0) = ? [pid 20238] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19948", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19948", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19948/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19948/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19948/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19948") = 0 mkdir("./19949", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20239 attached , child_tidptr=0x55555e144650) = 20239 [pid 20239] set_robust_list(0x55555e144660, 24) = 0 [pid 20239] chdir("./19949") = 0 [pid 20239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20239] setpgid(0, 0) = 0 [pid 20239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20239] write(3, "1000", 4) = 4 [pid 20239] close(3) = 0 [pid 20239] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20239] write(1, "executing program\n", 18executing program ) = 18 [pid 20239] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20239] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20239] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20239] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20239] exit_group(0) = ? [pid 20239] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19949", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19949", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19949/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19949/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19949/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19949") = 0 mkdir("./19950", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20240 attached , child_tidptr=0x55555e144650) = 20240 [pid 20240] set_robust_list(0x55555e144660, 24) = 0 [pid 20240] chdir("./19950") = 0 [pid 20240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20240] setpgid(0, 0) = 0 [pid 20240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20240] write(3, "1000", 4) = 4 [pid 20240] close(3) = 0 [pid 20240] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20240] write(1, "executing program\n", 18executing program ) = 18 [pid 20240] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20240] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20240] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20240] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20240] exit_group(0) = ? [pid 20240] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19950", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19950", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19950/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19950/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19950/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19950") = 0 mkdir("./19951", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20241 ./strace-static-x86_64: Process 20241 attached [pid 20241] set_robust_list(0x55555e144660, 24) = 0 [pid 20241] chdir("./19951") = 0 [pid 20241] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20241] setpgid(0, 0) = 0 [pid 20241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20241] write(3, "1000", 4) = 4 [pid 20241] close(3) = 0 [pid 20241] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20241] write(1, "executing program\n", 18executing program ) = 18 [pid 20241] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20241] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20241] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20241] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20241] exit_group(0) = ? [pid 20241] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19951", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19951", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19951/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19951/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19951/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19951") = 0 mkdir("./19952", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20242 attached , child_tidptr=0x55555e144650) = 20242 [pid 20242] set_robust_list(0x55555e144660, 24) = 0 [pid 20242] chdir("./19952") = 0 [pid 20242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20242] setpgid(0, 0) = 0 [pid 20242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20242] write(3, "1000", 4) = 4 [pid 20242] close(3) = 0 [pid 20242] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20242] write(1, "executing program\n", 18executing program ) = 18 [pid 20242] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20242] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20242] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20242] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20242] exit_group(0) = ? [pid 20242] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19952", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19952", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19952/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19952/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19952/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19952") = 0 mkdir("./19953", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20243 ./strace-static-x86_64: Process 20243 attached [pid 20243] set_robust_list(0x55555e144660, 24) = 0 [pid 20243] chdir("./19953") = 0 [pid 20243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20243] setpgid(0, 0) = 0 [pid 20243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20243] write(3, "1000", 4) = 4 [pid 20243] close(3) = 0 [pid 20243] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20243] write(1, "executing program\n", 18) = 18 [pid 20243] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20243] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20243] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20243] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20243] exit_group(0) = ? [pid 20243] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19953", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19953", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19953/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19953/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19953/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19953") = 0 mkdir("./19954", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20244 attached , child_tidptr=0x55555e144650) = 20244 [pid 20244] set_robust_list(0x55555e144660, 24) = 0 [pid 20244] chdir("./19954") = 0 [pid 20244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20244] setpgid(0, 0) = 0 [pid 20244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20244] write(3, "1000", 4) = 4 [pid 20244] close(3) = 0 [pid 20244] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20244] write(1, "executing program\n", 18executing program ) = 18 [pid 20244] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20244] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20244] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20244] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20244] exit_group(0) = ? [pid 20244] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19954", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19954", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19954/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19954/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19954/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19954") = 0 mkdir("./19955", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20245 ./strace-static-x86_64: Process 20245 attached [pid 20245] set_robust_list(0x55555e144660, 24) = 0 [pid 20245] chdir("./19955") = 0 [pid 20245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20245] setpgid(0, 0) = 0 [pid 20245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20245] write(3, "1000", 4) = 4 [pid 20245] close(3) = 0 [pid 20245] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20245] write(1, "executing program\n", 18executing program ) = 18 [pid 20245] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20245] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20245] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20245] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20245] exit_group(0) = ? [pid 20245] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19955", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19955", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19955/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19955/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19955/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19955") = 0 mkdir("./19956", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20246 ./strace-static-x86_64: Process 20246 attached [pid 20246] set_robust_list(0x55555e144660, 24) = 0 [pid 20246] chdir("./19956") = 0 [pid 20246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20246] setpgid(0, 0) = 0 [pid 20246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20246] write(3, "1000", 4) = 4 [pid 20246] close(3) = 0 [pid 20246] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20246] write(1, "executing program\n", 18) = 18 [pid 20246] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20246] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20246] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20246] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20246] exit_group(0) = ? [pid 20246] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19956", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19956", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19956/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19956/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19956/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19956") = 0 mkdir("./19957", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20247 attached , child_tidptr=0x55555e144650) = 20247 [pid 20247] set_robust_list(0x55555e144660, 24) = 0 [pid 20247] chdir("./19957") = 0 [pid 20247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20247] setpgid(0, 0) = 0 [pid 20247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20247] write(3, "1000", 4) = 4 [pid 20247] close(3) = 0 [pid 20247] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20247] write(1, "executing program\n", 18executing program ) = 18 [pid 20247] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20247] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20247] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20247] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20247] exit_group(0) = ? [pid 20247] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19957", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19957", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19957/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19957/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19957/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19957") = 0 mkdir("./19958", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20248 ./strace-static-x86_64: Process 20248 attached [pid 20248] set_robust_list(0x55555e144660, 24) = 0 [pid 20248] chdir("./19958") = 0 [pid 20248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20248] setpgid(0, 0) = 0 [pid 20248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20248] write(3, "1000", 4) = 4 [pid 20248] close(3) = 0 [pid 20248] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20248] write(1, "executing program\n", 18) = 18 [pid 20248] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20248] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20248] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20248] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20248] exit_group(0) = ? [pid 20248] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19958", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19958", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19958/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19958/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19958/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19958") = 0 mkdir("./19959", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20249 ./strace-static-x86_64: Process 20249 attached [pid 20249] set_robust_list(0x55555e144660, 24) = 0 [pid 20249] chdir("./19959") = 0 [pid 20249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20249] setpgid(0, 0) = 0 [pid 20249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20249] write(3, "1000", 4) = 4 [pid 20249] close(3) = 0 [pid 20249] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20249] write(1, "executing program\n", 18) = 18 [pid 20249] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20249] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20249] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20249] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20249] exit_group(0) = ? [pid 20249] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19959", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19959", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19959/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19959/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19959/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19959") = 0 mkdir("./19960", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20250 ./strace-static-x86_64: Process 20250 attached [pid 20250] set_robust_list(0x55555e144660, 24) = 0 [pid 20250] chdir("./19960") = 0 [pid 20250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20250] setpgid(0, 0) = 0 [pid 20250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20250] write(3, "1000", 4) = 4 [pid 20250] close(3) = 0 [pid 20250] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20250] write(1, "executing program\n", 18) = 18 [pid 20250] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20250] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20250] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20250] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20250] exit_group(0) = ? [pid 20250] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19960", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19960", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19960/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19960/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19960/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19960") = 0 mkdir("./19961", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20251 ./strace-static-x86_64: Process 20251 attached [pid 20251] set_robust_list(0x55555e144660, 24) = 0 [pid 20251] chdir("./19961") = 0 [pid 20251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20251] setpgid(0, 0) = 0 [pid 20251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20251] write(3, "1000", 4) = 4 [pid 20251] close(3) = 0 [pid 20251] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20251] write(1, "executing program\n", 18executing program ) = 18 [pid 20251] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20251] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20251] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20251] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20251] exit_group(0) = ? [pid 20251] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19961", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19961", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19961/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19961/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19961/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19961") = 0 mkdir("./19962", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20252 ./strace-static-x86_64: Process 20252 attached [pid 20252] set_robust_list(0x55555e144660, 24) = 0 [pid 20252] chdir("./19962") = 0 [pid 20252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20252] setpgid(0, 0) = 0 [pid 20252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20252] write(3, "1000", 4) = 4 [pid 20252] close(3) = 0 [pid 20252] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20252] write(1, "executing program\n", 18) = 18 [pid 20252] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20252] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20252] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20252] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20252] exit_group(0) = ? [pid 20252] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19962", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19962", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19962/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19962/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19962/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19962") = 0 mkdir("./19963", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20253 ./strace-static-x86_64: Process 20253 attached [pid 20253] set_robust_list(0x55555e144660, 24) = 0 [pid 20253] chdir("./19963") = 0 [pid 20253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20253] setpgid(0, 0) = 0 [pid 20253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20253] write(3, "1000", 4) = 4 [pid 20253] close(3) = 0 [pid 20253] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20253] write(1, "executing program\n", 18executing program ) = 18 [pid 20253] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20253] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20253] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20253] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20253] exit_group(0) = ? [pid 20253] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19963", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19963", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19963/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19963/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19963/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19963") = 0 mkdir("./19964", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20254 ./strace-static-x86_64: Process 20254 attached [pid 20254] set_robust_list(0x55555e144660, 24) = 0 [pid 20254] chdir("./19964") = 0 [pid 20254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20254] setpgid(0, 0) = 0 [pid 20254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20254] write(3, "1000", 4) = 4 [pid 20254] close(3) = 0 [pid 20254] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20254] write(1, "executing program\n", 18executing program ) = 18 [pid 20254] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20254] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20254] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20254] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20254] exit_group(0) = ? [pid 20254] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19964", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19964", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19964/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19964/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19964/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19964") = 0 mkdir("./19965", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20255 ./strace-static-x86_64: Process 20255 attached [pid 20255] set_robust_list(0x55555e144660, 24) = 0 [pid 20255] chdir("./19965") = 0 [pid 20255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20255] setpgid(0, 0) = 0 [pid 20255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20255] write(3, "1000", 4) = 4 [pid 20255] close(3) = 0 [pid 20255] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20255] write(1, "executing program\n", 18executing program ) = 18 [pid 20255] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20255] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20255] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20255] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20255] exit_group(0) = ? [pid 20255] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19965", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19965", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19965/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19965/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19965/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19965") = 0 mkdir("./19966", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20256 ./strace-static-x86_64: Process 20256 attached [pid 20256] set_robust_list(0x55555e144660, 24) = 0 [pid 20256] chdir("./19966") = 0 [pid 20256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20256] setpgid(0, 0) = 0 [pid 20256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20256] write(3, "1000", 4) = 4 [pid 20256] close(3) = 0 [pid 20256] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20256] write(1, "executing program\n", 18executing program ) = 18 [pid 20256] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20256] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20256] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20256] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20256] exit_group(0) = ? [pid 20256] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19966", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19966", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19966/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19966/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19966/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19966") = 0 mkdir("./19967", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20257 ./strace-static-x86_64: Process 20257 attached [pid 20257] set_robust_list(0x55555e144660, 24) = 0 [pid 20257] chdir("./19967") = 0 [pid 20257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20257] setpgid(0, 0) = 0 [pid 20257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20257] write(3, "1000", 4) = 4 [pid 20257] close(3) = 0 [pid 20257] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20257] write(1, "executing program\n", 18executing program ) = 18 [pid 20257] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20257] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20257] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20257] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20257] exit_group(0) = ? [pid 20257] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19967", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19967", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19967/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19967/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19967/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19967") = 0 mkdir("./19968", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20258 attached , child_tidptr=0x55555e144650) = 20258 [pid 20258] set_robust_list(0x55555e144660, 24) = 0 [pid 20258] chdir("./19968") = 0 [pid 20258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20258] setpgid(0, 0) = 0 [pid 20258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20258] write(3, "1000", 4) = 4 [pid 20258] close(3) = 0 [pid 20258] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20258] write(1, "executing program\n", 18executing program ) = 18 [pid 20258] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20258] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20258] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20258] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20258] exit_group(0) = ? [pid 20258] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19968", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19968", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19968/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19968/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19968/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19968") = 0 mkdir("./19969", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20259 ./strace-static-x86_64: Process 20259 attached [pid 20259] set_robust_list(0x55555e144660, 24) = 0 [pid 20259] chdir("./19969") = 0 [pid 20259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20259] setpgid(0, 0) = 0 [pid 20259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20259] write(3, "1000", 4) = 4 [pid 20259] close(3) = 0 [pid 20259] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20259] write(1, "executing program\n", 18) = 18 [pid 20259] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20259] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20259] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20259] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20259] exit_group(0) = ? [pid 20259] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19969", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19969", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19969/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19969/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19969/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19969") = 0 mkdir("./19970", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20260 ./strace-static-x86_64: Process 20260 attached [pid 20260] set_robust_list(0x55555e144660, 24) = 0 [pid 20260] chdir("./19970") = 0 [pid 20260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20260] setpgid(0, 0) = 0 [pid 20260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20260] write(3, "1000", 4) = 4 [pid 20260] close(3) = 0 [pid 20260] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20260] write(1, "executing program\n", 18executing program ) = 18 [pid 20260] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20260] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20260] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20260] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20260] exit_group(0) = ? [pid 20260] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19970", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19970", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19970/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19970/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19970/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19970") = 0 mkdir("./19971", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20261 ./strace-static-x86_64: Process 20261 attached [pid 20261] set_robust_list(0x55555e144660, 24) = 0 [pid 20261] chdir("./19971") = 0 [pid 20261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20261] setpgid(0, 0) = 0 [pid 20261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20261] write(3, "1000", 4) = 4 [pid 20261] close(3) = 0 [pid 20261] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20261] write(1, "executing program\n", 18executing program ) = 18 [pid 20261] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20261] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20261] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20261] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20261] exit_group(0) = ? [pid 20261] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19971", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19971", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19971/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19971/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19971/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19971") = 0 mkdir("./19972", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20262 ./strace-static-x86_64: Process 20262 attached [pid 20262] set_robust_list(0x55555e144660, 24) = 0 [pid 20262] chdir("./19972") = 0 [pid 20262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20262] setpgid(0, 0) = 0 [pid 20262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20262] write(3, "1000", 4) = 4 [pid 20262] close(3) = 0 [pid 20262] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20262] write(1, "executing program\n", 18executing program ) = 18 [pid 20262] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20262] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20262] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20262] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20262] exit_group(0) = ? [pid 20262] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19972", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19972", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19972/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19972/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19972/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19972") = 0 mkdir("./19973", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20263 ./strace-static-x86_64: Process 20263 attached [pid 20263] set_robust_list(0x55555e144660, 24) = 0 [pid 20263] chdir("./19973") = 0 [pid 20263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20263] setpgid(0, 0) = 0 [pid 20263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20263] write(3, "1000", 4) = 4 [pid 20263] close(3) = 0 [pid 20263] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20263] write(1, "executing program\n", 18executing program ) = 18 [pid 20263] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20263] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20263] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20263] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20263] exit_group(0) = ? [pid 20263] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19973", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19973", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19973/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19973/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19973/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19973") = 0 mkdir("./19974", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20264 ./strace-static-x86_64: Process 20264 attached [pid 20264] set_robust_list(0x55555e144660, 24) = 0 [pid 20264] chdir("./19974") = 0 [pid 20264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20264] setpgid(0, 0) = 0 [pid 20264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20264] write(3, "1000", 4) = 4 [pid 20264] close(3) = 0 [pid 20264] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20264] write(1, "executing program\n", 18executing program ) = 18 [pid 20264] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20264] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20264] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20264] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20264] exit_group(0) = ? [pid 20264] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19974", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19974", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19974/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19974/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19974/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19974") = 0 mkdir("./19975", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20265 ./strace-static-x86_64: Process 20265 attached [pid 20265] set_robust_list(0x55555e144660, 24) = 0 [pid 20265] chdir("./19975") = 0 [pid 20265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20265] setpgid(0, 0) = 0 [pid 20265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20265] write(3, "1000", 4) = 4 [pid 20265] close(3) = 0 [pid 20265] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20265] write(1, "executing program\n", 18executing program ) = 18 [pid 20265] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20265] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20265] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20265] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20265] exit_group(0) = ? [pid 20265] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19975", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19975", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19975/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19975/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19975/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19975") = 0 mkdir("./19976", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20266 ./strace-static-x86_64: Process 20266 attached [pid 20266] set_robust_list(0x55555e144660, 24) = 0 [pid 20266] chdir("./19976") = 0 [pid 20266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20266] setpgid(0, 0) = 0 [pid 20266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20266] write(3, "1000", 4) = 4 [pid 20266] close(3) = 0 [pid 20266] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20266] write(1, "executing program\n", 18) = 18 [pid 20266] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20266] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20266] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20266] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20266] exit_group(0) = ? [pid 20266] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19976", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19976", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19976/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19976/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19976/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19976") = 0 mkdir("./19977", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20267 ./strace-static-x86_64: Process 20267 attached [pid 20267] set_robust_list(0x55555e144660, 24) = 0 [pid 20267] chdir("./19977") = 0 [pid 20267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20267] setpgid(0, 0) = 0 [pid 20267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20267] write(3, "1000", 4) = 4 [pid 20267] close(3) = 0 [pid 20267] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20267] write(1, "executing program\n", 18executing program ) = 18 [pid 20267] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20267] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20267] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20267] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20267] exit_group(0) = ? [pid 20267] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19977", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19977", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19977/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19977/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19977/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19977") = 0 mkdir("./19978", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20268 attached , child_tidptr=0x55555e144650) = 20268 [pid 20268] set_robust_list(0x55555e144660, 24) = 0 [pid 20268] chdir("./19978") = 0 [pid 20268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20268] setpgid(0, 0) = 0 [pid 20268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20268] write(3, "1000", 4) = 4 [pid 20268] close(3) = 0 [pid 20268] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20268] write(1, "executing program\n", 18executing program ) = 18 [pid 20268] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20268] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20268] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20268] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20268] exit_group(0) = ? [pid 20268] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19978", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19978", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19978/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19978/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19978/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19978") = 0 mkdir("./19979", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20269 ./strace-static-x86_64: Process 20269 attached [pid 20269] set_robust_list(0x55555e144660, 24) = 0 [pid 20269] chdir("./19979") = 0 [pid 20269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20269] setpgid(0, 0) = 0 [pid 20269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20269] write(3, "1000", 4) = 4 [pid 20269] close(3) = 0 [pid 20269] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20269] write(1, "executing program\n", 18) = 18 [pid 20269] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20269] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20269] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20269] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20269] exit_group(0) = ? [pid 20269] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19979", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19979", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19979/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19979/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19979/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19979") = 0 mkdir("./19980", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20270 ./strace-static-x86_64: Process 20270 attached [pid 20270] set_robust_list(0x55555e144660, 24) = 0 [pid 20270] chdir("./19980") = 0 [pid 20270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20270] setpgid(0, 0) = 0 [pid 20270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20270] write(3, "1000", 4) = 4 [pid 20270] close(3) = 0 [pid 20270] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20270] write(1, "executing program\n", 18) = 18 [pid 20270] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20270] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20270] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20270] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20270] exit_group(0) = ? [pid 20270] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19980", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19980", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19980/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19980/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19980/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19980") = 0 mkdir("./19981", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20271 ./strace-static-x86_64: Process 20271 attached [pid 20271] set_robust_list(0x55555e144660, 24) = 0 [pid 20271] chdir("./19981") = 0 [pid 20271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20271] setpgid(0, 0) = 0 [pid 20271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20271] write(3, "1000", 4) = 4 [pid 20271] close(3) = 0 [pid 20271] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20271] write(1, "executing program\n", 18executing program ) = 18 [pid 20271] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20271] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20271] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20271] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20271] exit_group(0) = ? [pid 20271] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19981", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19981", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19981/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19981/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19981/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19981") = 0 mkdir("./19982", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20272 attached , child_tidptr=0x55555e144650) = 20272 [pid 20272] set_robust_list(0x55555e144660, 24) = 0 [pid 20272] chdir("./19982") = 0 [pid 20272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20272] setpgid(0, 0) = 0 [pid 20272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20272] write(3, "1000", 4) = 4 [pid 20272] close(3) = 0 [pid 20272] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20272] write(1, "executing program\n", 18) = 18 [pid 20272] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20272] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20272] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20272] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20272] exit_group(0) = ? [pid 20272] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19982", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19982", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19982/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19982/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19982/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19982") = 0 mkdir("./19983", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20273 ./strace-static-x86_64: Process 20273 attached [pid 20273] set_robust_list(0x55555e144660, 24) = 0 [pid 20273] chdir("./19983") = 0 [pid 20273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20273] setpgid(0, 0) = 0 [pid 20273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20273] write(3, "1000", 4) = 4 [pid 20273] close(3) = 0 [pid 20273] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20273] write(1, "executing program\n", 18executing program ) = 18 [pid 20273] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20273] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20273] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20273] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20273] exit_group(0) = ? [pid 20273] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19983", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19983", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19983/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19983/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19983/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19983") = 0 mkdir("./19984", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20274 ./strace-static-x86_64: Process 20274 attached [pid 20274] set_robust_list(0x55555e144660, 24) = 0 [pid 20274] chdir("./19984") = 0 [pid 20274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20274] setpgid(0, 0) = 0 [pid 20274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20274] write(3, "1000", 4) = 4 [pid 20274] close(3) = 0 [pid 20274] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20274] write(1, "executing program\n", 18) = 18 [pid 20274] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20274] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20274] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20274] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20274] exit_group(0) = ? [pid 20274] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19984", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19984", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19984/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19984/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19984/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19984") = 0 mkdir("./19985", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20275 attached , child_tidptr=0x55555e144650) = 20275 [pid 20275] set_robust_list(0x55555e144660, 24) = 0 [pid 20275] chdir("./19985") = 0 [pid 20275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20275] setpgid(0, 0) = 0 [pid 20275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20275] write(3, "1000", 4) = 4 [pid 20275] close(3) = 0 [pid 20275] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20275] write(1, "executing program\n", 18) = 18 [pid 20275] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20275] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20275] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20275] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20275] exit_group(0) = ? [pid 20275] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19985", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19985", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19985/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19985/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19985/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19985") = 0 mkdir("./19986", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20276 ./strace-static-x86_64: Process 20276 attached [pid 20276] set_robust_list(0x55555e144660, 24) = 0 [pid 20276] chdir("./19986") = 0 [pid 20276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20276] setpgid(0, 0) = 0 [pid 20276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20276] write(3, "1000", 4) = 4 [pid 20276] close(3) = 0 [pid 20276] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20276] write(1, "executing program\n", 18) = 18 [pid 20276] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20276] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20276] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20276] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20276] exit_group(0) = ? [pid 20276] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19986", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19986", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19986/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19986/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19986/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19986") = 0 mkdir("./19987", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20277 ./strace-static-x86_64: Process 20277 attached [pid 20277] set_robust_list(0x55555e144660, 24) = 0 [pid 20277] chdir("./19987") = 0 [pid 20277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20277] setpgid(0, 0) = 0 [pid 20277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20277] write(3, "1000", 4) = 4 [pid 20277] close(3) = 0 [pid 20277] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20277] write(1, "executing program\n", 18executing program ) = 18 [pid 20277] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20277] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20277] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20277] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20277] exit_group(0) = ? [pid 20277] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19987", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19987", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19987/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19987/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19987/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19987") = 0 mkdir("./19988", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20278 attached , child_tidptr=0x55555e144650) = 20278 [pid 20278] set_robust_list(0x55555e144660, 24) = 0 [pid 20278] chdir("./19988") = 0 [pid 20278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20278] setpgid(0, 0) = 0 [pid 20278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20278] write(3, "1000", 4) = 4 [pid 20278] close(3) = 0 [pid 20278] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20278] write(1, "executing program\n", 18executing program ) = 18 [pid 20278] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20278] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20278] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20278] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20278] exit_group(0) = ? [pid 20278] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19988", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19988", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19988/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19988/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19988/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19988") = 0 mkdir("./19989", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20279 ./strace-static-x86_64: Process 20279 attached [pid 20279] set_robust_list(0x55555e144660, 24) = 0 [pid 20279] chdir("./19989") = 0 [pid 20279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20279] setpgid(0, 0) = 0 [pid 20279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20279] write(3, "1000", 4) = 4 [pid 20279] close(3) = 0 [pid 20279] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20279] write(1, "executing program\n", 18) = 18 [pid 20279] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20279] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20279] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20279] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20279] exit_group(0) = ? [pid 20279] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19989", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19989", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19989/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19989/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19989/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19989") = 0 mkdir("./19990", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20280 ./strace-static-x86_64: Process 20280 attached [pid 20280] set_robust_list(0x55555e144660, 24) = 0 [pid 20280] chdir("./19990") = 0 [pid 20280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20280] setpgid(0, 0) = 0 [pid 20280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20280] write(3, "1000", 4) = 4 [pid 20280] close(3) = 0 [pid 20280] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20280] write(1, "executing program\n", 18executing program ) = 18 [pid 20280] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20280] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20280] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20280] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20280] exit_group(0) = ? [pid 20280] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19990", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19990", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19990/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19990/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19990/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19990") = 0 mkdir("./19991", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20281 ./strace-static-x86_64: Process 20281 attached [pid 20281] set_robust_list(0x55555e144660, 24) = 0 [pid 20281] chdir("./19991") = 0 [pid 20281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20281] setpgid(0, 0) = 0 [pid 20281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20281] write(3, "1000", 4) = 4 [pid 20281] close(3) = 0 [pid 20281] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20281] write(1, "executing program\n", 18executing program ) = 18 [pid 20281] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20281] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20281] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20281] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20281] exit_group(0) = ? [pid 20281] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19991", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19991", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19991/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19991/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19991/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19991") = 0 mkdir("./19992", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20282 ./strace-static-x86_64: Process 20282 attached [pid 20282] set_robust_list(0x55555e144660, 24) = 0 [pid 20282] chdir("./19992") = 0 [pid 20282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20282] setpgid(0, 0) = 0 [pid 20282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20282] write(3, "1000", 4) = 4 [pid 20282] close(3) = 0 [pid 20282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20282] write(1, "executing program\n", 18executing program ) = 18 [pid 20282] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20282] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20282] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20282] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20282] exit_group(0) = ? [pid 20282] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19992", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19992", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19992/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19992/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19992/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19992") = 0 mkdir("./19993", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20283 ./strace-static-x86_64: Process 20283 attached [pid 20283] set_robust_list(0x55555e144660, 24) = 0 [pid 20283] chdir("./19993") = 0 [pid 20283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20283] setpgid(0, 0) = 0 [pid 20283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20283] write(3, "1000", 4) = 4 [pid 20283] close(3) = 0 [pid 20283] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20283] write(1, "executing program\n", 18executing program ) = 18 [pid 20283] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20283] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20283] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20283] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20283] exit_group(0) = ? [pid 20283] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19993", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19993", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19993/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19993/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19993/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19993") = 0 mkdir("./19994", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20284 attached , child_tidptr=0x55555e144650) = 20284 [pid 20284] set_robust_list(0x55555e144660, 24) = 0 [pid 20284] chdir("./19994") = 0 [pid 20284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20284] setpgid(0, 0) = 0 [pid 20284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20284] write(3, "1000", 4) = 4 [pid 20284] close(3) = 0 [pid 20284] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20284] write(1, "executing program\n", 18executing program ) = 18 [pid 20284] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20284] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20284] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20284] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20284] exit_group(0) = ? [pid 20284] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19994", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19994", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19994/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19994/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19994/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19994") = 0 mkdir("./19995", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20285 ./strace-static-x86_64: Process 20285 attached [pid 20285] set_robust_list(0x55555e144660, 24) = 0 [pid 20285] chdir("./19995") = 0 [pid 20285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20285] setpgid(0, 0) = 0 [pid 20285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20285] write(3, "1000", 4) = 4 [pid 20285] close(3) = 0 [pid 20285] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20285] write(1, "executing program\n", 18executing program ) = 18 [pid 20285] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20285] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20285] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20285] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20285] exit_group(0) = ? [pid 20285] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19995", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19995", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19995/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19995/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19995/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19995") = 0 mkdir("./19996", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20286 ./strace-static-x86_64: Process 20286 attached [pid 20286] set_robust_list(0x55555e144660, 24) = 0 [pid 20286] chdir("./19996") = 0 [pid 20286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20286] setpgid(0, 0) = 0 [pid 20286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20286] write(3, "1000", 4) = 4 [pid 20286] close(3) = 0 [pid 20286] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20286] write(1, "executing program\n", 18) = 18 [pid 20286] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20286] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20286] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20286] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20286] exit_group(0) = ? [pid 20286] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19996", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19996", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19996/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19996/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19996/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19996") = 0 mkdir("./19997", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20287 ./strace-static-x86_64: Process 20287 attached [pid 20287] set_robust_list(0x55555e144660, 24) = 0 [pid 20287] chdir("./19997") = 0 [pid 20287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20287] setpgid(0, 0) = 0 [pid 20287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20287] write(3, "1000", 4) = 4 [pid 20287] close(3) = 0 [pid 20287] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20287] write(1, "executing program\n", 18) = 18 [pid 20287] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20287] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20287] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20287] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20287] exit_group(0) = ? [pid 20287] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19997", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19997", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19997/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19997/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19997/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19997") = 0 mkdir("./19998", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20288 ./strace-static-x86_64: Process 20288 attached [pid 20288] set_robust_list(0x55555e144660, 24) = 0 [pid 20288] chdir("./19998") = 0 [pid 20288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20288] setpgid(0, 0) = 0 [pid 20288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20288] write(3, "1000", 4) = 4 [pid 20288] close(3) = 0 [pid 20288] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20288] write(1, "executing program\n", 18executing program ) = 18 [pid 20288] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20288] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20288] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20288] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20288] exit_group(0) = ? [pid 20288] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19998", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19998", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19998/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19998/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19998/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19998") = 0 mkdir("./19999", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20289 ./strace-static-x86_64: Process 20289 attached [pid 20289] set_robust_list(0x55555e144660, 24) = 0 [pid 20289] chdir("./19999") = 0 [pid 20289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20289] setpgid(0, 0) = 0 [pid 20289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20289] write(3, "1000", 4) = 4 [pid 20289] close(3) = 0 [pid 20289] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20289] write(1, "executing program\n", 18executing program ) = 18 [pid 20289] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20289] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20289] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20289] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20289] exit_group(0) = ? [pid 20289] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./19999", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./19999", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./19999/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./19999/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./19999/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./19999") = 0 mkdir("./20000", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20290 attached , child_tidptr=0x55555e144650) = 20290 [pid 20290] set_robust_list(0x55555e144660, 24) = 0 [pid 20290] chdir("./20000") = 0 [pid 20290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20290] setpgid(0, 0) = 0 [pid 20290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20290] write(3, "1000", 4) = 4 [pid 20290] close(3) = 0 [pid 20290] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20290] write(1, "executing program\n", 18executing program ) = 18 [pid 20290] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20290] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20290] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20290] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20290] exit_group(0) = ? [pid 20290] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20000", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20000", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20000/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20000/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20000/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20000") = 0 mkdir("./20001", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20291 ./strace-static-x86_64: Process 20291 attached [pid 20291] set_robust_list(0x55555e144660, 24) = 0 [pid 20291] chdir("./20001") = 0 [pid 20291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20291] setpgid(0, 0) = 0 [pid 20291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20291] write(3, "1000", 4) = 4 [pid 20291] close(3) = 0 [pid 20291] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20291] write(1, "executing program\n", 18executing program ) = 18 [pid 20291] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20291] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20291] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20291] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20291] exit_group(0) = ? [pid 20291] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20001", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20001", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20001/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20001/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20001/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20001") = 0 mkdir("./20002", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20292 ./strace-static-x86_64: Process 20292 attached [pid 20292] set_robust_list(0x55555e144660, 24) = 0 [pid 20292] chdir("./20002") = 0 [pid 20292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20292] setpgid(0, 0) = 0 [pid 20292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20292] write(3, "1000", 4) = 4 [pid 20292] close(3) = 0 [pid 20292] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20292] write(1, "executing program\n", 18executing program ) = 18 [pid 20292] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20292] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20292] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20292] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20292] exit_group(0) = ? [pid 20292] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20002", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20002", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20002/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20002/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20002/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20002") = 0 mkdir("./20003", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20293 ./strace-static-x86_64: Process 20293 attached [pid 20293] set_robust_list(0x55555e144660, 24) = 0 [pid 20293] chdir("./20003") = 0 [pid 20293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20293] setpgid(0, 0) = 0 [pid 20293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20293] write(3, "1000", 4) = 4 [pid 20293] close(3) = 0 [pid 20293] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20293] write(1, "executing program\n", 18executing program ) = 18 [pid 20293] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20293] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20293] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20293] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20293] exit_group(0) = ? [pid 20293] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20003", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20003", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20003/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20003/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20003/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20003") = 0 mkdir("./20004", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20294 attached , child_tidptr=0x55555e144650) = 20294 [pid 20294] set_robust_list(0x55555e144660, 24) = 0 [pid 20294] chdir("./20004") = 0 [pid 20294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20294] setpgid(0, 0) = 0 [pid 20294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20294] write(3, "1000", 4) = 4 [pid 20294] close(3) = 0 [pid 20294] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20294] write(1, "executing program\n", 18executing program ) = 18 [pid 20294] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20294] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20294] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20294] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20294] exit_group(0) = ? [pid 20294] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20004", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20004", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20004/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20004/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20004/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20004") = 0 mkdir("./20005", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20295 ./strace-static-x86_64: Process 20295 attached [pid 20295] set_robust_list(0x55555e144660, 24) = 0 [pid 20295] chdir("./20005") = 0 [pid 20295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20295] setpgid(0, 0) = 0 [pid 20295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20295] write(3, "1000", 4) = 4 [pid 20295] close(3) = 0 [pid 20295] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20295] write(1, "executing program\n", 18) = 18 [pid 20295] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20295] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20295] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20295] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20295] exit_group(0) = ? [pid 20295] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20005", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20005", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20005/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20005/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20005/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20005") = 0 mkdir("./20006", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20296 ./strace-static-x86_64: Process 20296 attached [pid 20296] set_robust_list(0x55555e144660, 24) = 0 [pid 20296] chdir("./20006") = 0 [pid 20296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20296] setpgid(0, 0) = 0 [pid 20296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20296] write(3, "1000", 4) = 4 [pid 20296] close(3) = 0 [pid 20296] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20296] write(1, "executing program\n", 18executing program ) = 18 [pid 20296] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20296] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20296] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20296] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20296] exit_group(0) = ? [pid 20296] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20006", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20006", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20006/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20006/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20006/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20006") = 0 mkdir("./20007", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20297 ./strace-static-x86_64: Process 20297 attached [pid 20297] set_robust_list(0x55555e144660, 24) = 0 [pid 20297] chdir("./20007") = 0 [pid 20297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20297] setpgid(0, 0) = 0 [pid 20297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20297] write(3, "1000", 4) = 4 [pid 20297] close(3) = 0 [pid 20297] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20297] write(1, "executing program\n", 18executing program ) = 18 [pid 20297] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20297] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20297] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20297] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20297] exit_group(0) = ? [pid 20297] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20007", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20007", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20007/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20007/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20007/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20007") = 0 mkdir("./20008", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20298 ./strace-static-x86_64: Process 20298 attached [pid 20298] set_robust_list(0x55555e144660, 24) = 0 [pid 20298] chdir("./20008") = 0 [pid 20298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20298] setpgid(0, 0) = 0 [pid 20298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20298] write(3, "1000", 4) = 4 [pid 20298] close(3) = 0 [pid 20298] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20298] write(1, "executing program\n", 18executing program ) = 18 [pid 20298] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20298] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20298] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20298] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20298] exit_group(0) = ? [pid 20298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20008", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20008", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20008/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20008/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20008/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20008") = 0 mkdir("./20009", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20299 ./strace-static-x86_64: Process 20299 attached [pid 20299] set_robust_list(0x55555e144660, 24) = 0 [pid 20299] chdir("./20009") = 0 [pid 20299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20299] setpgid(0, 0) = 0 [pid 20299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20299] write(3, "1000", 4) = 4 [pid 20299] close(3) = 0 [pid 20299] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20299] write(1, "executing program\n", 18) = 18 [pid 20299] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20299] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20299] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20299] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20299] exit_group(0) = ? [pid 20299] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20009", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20009", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20009/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20009/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20009/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20009") = 0 mkdir("./20010", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20300 ./strace-static-x86_64: Process 20300 attached [pid 20300] set_robust_list(0x55555e144660, 24) = 0 [pid 20300] chdir("./20010") = 0 [pid 20300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20300] setpgid(0, 0) = 0 [pid 20300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20300] write(3, "1000", 4) = 4 [pid 20300] close(3) = 0 [pid 20300] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20300] write(1, "executing program\n", 18executing program ) = 18 [pid 20300] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20300] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20300] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20300] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20300] exit_group(0) = ? [pid 20300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20010", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20010", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20010/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20010/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20010/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20010") = 0 mkdir("./20011", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20301 ./strace-static-x86_64: Process 20301 attached [pid 20301] set_robust_list(0x55555e144660, 24) = 0 [pid 20301] chdir("./20011") = 0 [pid 20301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20301] setpgid(0, 0) = 0 [pid 20301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20301] write(3, "1000", 4) = 4 [pid 20301] close(3) = 0 [pid 20301] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20301] write(1, "executing program\n", 18executing program ) = 18 [pid 20301] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20301] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20301] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20301] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20301] exit_group(0) = ? [pid 20301] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20011", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20011", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20011/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20011/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20011/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20011") = 0 mkdir("./20012", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20302 attached , child_tidptr=0x55555e144650) = 20302 [pid 20302] set_robust_list(0x55555e144660, 24) = 0 [pid 20302] chdir("./20012") = 0 [pid 20302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20302] setpgid(0, 0) = 0 [pid 20302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20302] write(3, "1000", 4) = 4 [pid 20302] close(3) = 0 [pid 20302] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20302] write(1, "executing program\n", 18executing program ) = 18 [pid 20302] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20302] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20302] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20302] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20302] exit_group(0) = ? [pid 20302] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20012", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20012", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20012/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20012/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20012/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20012") = 0 mkdir("./20013", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20303 ./strace-static-x86_64: Process 20303 attached [pid 20303] set_robust_list(0x55555e144660, 24) = 0 [pid 20303] chdir("./20013") = 0 [pid 20303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20303] setpgid(0, 0) = 0 [pid 20303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20303] write(3, "1000", 4) = 4 [pid 20303] close(3) = 0 [pid 20303] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20303] write(1, "executing program\n", 18executing program ) = 18 [pid 20303] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20303] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20303] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20303] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20303] exit_group(0) = ? [pid 20303] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20013", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20013", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20013/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20013/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20013/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20013") = 0 mkdir("./20014", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20304 attached [pid 20304] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20304 [pid 20304] chdir("./20014") = 0 [pid 20304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20304] setpgid(0, 0) = 0 [pid 20304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20304] write(3, "1000", 4) = 4 [pid 20304] close(3) = 0 [pid 20304] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20304] write(1, "executing program\n", 18executing program ) = 18 [pid 20304] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20304] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20304] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20304] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20304] exit_group(0) = ? [pid 20304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20014", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20014", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20014/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20014/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20014/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20014") = 0 mkdir("./20015", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20305 ./strace-static-x86_64: Process 20305 attached [pid 20305] set_robust_list(0x55555e144660, 24) = 0 [pid 20305] chdir("./20015") = 0 [pid 20305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20305] setpgid(0, 0) = 0 [pid 20305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20305] write(3, "1000", 4) = 4 [pid 20305] close(3) = 0 [pid 20305] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20305] write(1, "executing program\n", 18executing program ) = 18 [pid 20305] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20305] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20305] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20305] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20305] exit_group(0) = ? [pid 20305] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20015", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20015", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20015/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20015/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20015/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20015") = 0 mkdir("./20016", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20306 ./strace-static-x86_64: Process 20306 attached [pid 20306] set_robust_list(0x55555e144660, 24) = 0 [pid 20306] chdir("./20016") = 0 [pid 20306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20306] setpgid(0, 0) = 0 [pid 20306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20306] write(3, "1000", 4) = 4 [pid 20306] close(3) = 0 [pid 20306] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20306] write(1, "executing program\n", 18executing program ) = 18 [pid 20306] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20306] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20306] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20306] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20306] exit_group(0) = ? [pid 20306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20016", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20016", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20016/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20016/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20016/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20016") = 0 mkdir("./20017", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20307 ./strace-static-x86_64: Process 20307 attached [pid 20307] set_robust_list(0x55555e144660, 24) = 0 [pid 20307] chdir("./20017") = 0 [pid 20307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20307] setpgid(0, 0) = 0 [pid 20307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20307] write(3, "1000", 4) = 4 [pid 20307] close(3) = 0 [pid 20307] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20307] write(1, "executing program\n", 18executing program ) = 18 [pid 20307] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20307] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20307] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20307] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20307] exit_group(0) = ? [pid 20307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20017", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20017", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20017/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20017/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20017/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20017") = 0 mkdir("./20018", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20308 ./strace-static-x86_64: Process 20308 attached [pid 20308] set_robust_list(0x55555e144660, 24) = 0 [pid 20308] chdir("./20018") = 0 [pid 20308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20308] setpgid(0, 0) = 0 [pid 20308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20308] write(3, "1000", 4) = 4 [pid 20308] close(3) = 0 [pid 20308] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20308] write(1, "executing program\n", 18) = 18 [pid 20308] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20308] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20308] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20308] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20308] exit_group(0) = ? [pid 20308] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20018", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20018", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20018/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20018/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20018/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20018") = 0 mkdir("./20019", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20309 ./strace-static-x86_64: Process 20309 attached [pid 20309] set_robust_list(0x55555e144660, 24) = 0 [pid 20309] chdir("./20019") = 0 [pid 20309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20309] setpgid(0, 0) = 0 [pid 20309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20309] write(3, "1000", 4) = 4 [pid 20309] close(3) = 0 [pid 20309] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20309] write(1, "executing program\n", 18) = 18 [pid 20309] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20309] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20309] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20309] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20309] exit_group(0) = ? [pid 20309] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20019", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20019", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20019/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20019/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20019/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20019") = 0 mkdir("./20020", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20310 ./strace-static-x86_64: Process 20310 attached [pid 20310] set_robust_list(0x55555e144660, 24) = 0 [pid 20310] chdir("./20020") = 0 [pid 20310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20310] setpgid(0, 0) = 0 [pid 20310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20310] write(3, "1000", 4) = 4 [pid 20310] close(3) = 0 [pid 20310] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20310] write(1, "executing program\n", 18) = 18 [pid 20310] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20310] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20310] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20310] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20310] exit_group(0) = ? [pid 20310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20020", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20020", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20020/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20020/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20020/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20020") = 0 mkdir("./20021", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20311 attached [pid 20311] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20311 [pid 20311] <... set_robust_list resumed>) = 0 [pid 20311] chdir("./20021") = 0 [pid 20311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20311] setpgid(0, 0) = 0 [pid 20311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20311] write(3, "1000", 4) = 4 [pid 20311] close(3) = 0 [pid 20311] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20311] write(1, "executing program\n", 18) = 18 [pid 20311] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20311] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20311] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20311] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20311] exit_group(0) = ? [pid 20311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20021", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20021", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20021/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20021/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20021/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20021") = 0 mkdir("./20022", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20312 ./strace-static-x86_64: Process 20312 attached [pid 20312] set_robust_list(0x55555e144660, 24) = 0 [pid 20312] chdir("./20022") = 0 [pid 20312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20312] setpgid(0, 0) = 0 [pid 20312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20312] write(3, "1000", 4) = 4 [pid 20312] close(3) = 0 [pid 20312] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20312] write(1, "executing program\n", 18) = 18 [pid 20312] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20312] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20312] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20312] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20312] exit_group(0) = ? [pid 20312] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20022", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20022", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20022/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20022/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20022/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20022") = 0 mkdir("./20023", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20313 ./strace-static-x86_64: Process 20313 attached [pid 20313] set_robust_list(0x55555e144660, 24) = 0 [pid 20313] chdir("./20023") = 0 [pid 20313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20313] setpgid(0, 0) = 0 [pid 20313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20313] write(3, "1000", 4) = 4 [pid 20313] close(3) = 0 [pid 20313] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20313] write(1, "executing program\n", 18executing program ) = 18 [pid 20313] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20313] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20313] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20313] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20313] exit_group(0) = ? [pid 20313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20023", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20023", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20023/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20023/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20023/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20023") = 0 mkdir("./20024", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20314 attached , child_tidptr=0x55555e144650) = 20314 [pid 20314] set_robust_list(0x55555e144660, 24) = 0 [pid 20314] chdir("./20024") = 0 [pid 20314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20314] setpgid(0, 0) = 0 [pid 20314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20314] write(3, "1000", 4) = 4 [pid 20314] close(3) = 0 [pid 20314] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20314] write(1, "executing program\n", 18executing program ) = 18 [pid 20314] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20314] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20314] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20314] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20314] exit_group(0) = ? [pid 20314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20024", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20024", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20024/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20024/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20024/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20024") = 0 mkdir("./20025", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20315 ./strace-static-x86_64: Process 20315 attached [pid 20315] set_robust_list(0x55555e144660, 24) = 0 [pid 20315] chdir("./20025") = 0 [pid 20315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20315] setpgid(0, 0) = 0 [pid 20315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20315] write(3, "1000", 4) = 4 [pid 20315] close(3) = 0 [pid 20315] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20315] write(1, "executing program\n", 18executing program ) = 18 [pid 20315] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20315] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20315] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20315] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20315] exit_group(0) = ? [pid 20315] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20025", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20025", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20025/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20025/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20025/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20025") = 0 mkdir("./20026", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20316 ./strace-static-x86_64: Process 20316 attached [pid 20316] set_robust_list(0x55555e144660, 24) = 0 [pid 20316] chdir("./20026") = 0 [pid 20316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20316] setpgid(0, 0) = 0 [pid 20316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20316] write(3, "1000", 4) = 4 [pid 20316] close(3) = 0 [pid 20316] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20316] write(1, "executing program\n", 18) = 18 [pid 20316] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20316] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20316] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20316] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20316] exit_group(0) = ? [pid 20316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20026", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20026", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20026/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20026/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20026/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20026") = 0 mkdir("./20027", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20317 ./strace-static-x86_64: Process 20317 attached [pid 20317] set_robust_list(0x55555e144660, 24) = 0 [pid 20317] chdir("./20027") = 0 [pid 20317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20317] setpgid(0, 0) = 0 [pid 20317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20317] write(3, "1000", 4) = 4 [pid 20317] close(3) = 0 [pid 20317] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20317] write(1, "executing program\n", 18) = 18 [pid 20317] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20317] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20317] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20317] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20317] exit_group(0) = ? [pid 20317] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20027", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20027", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20027/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20027/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20027/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20027") = 0 mkdir("./20028", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20318 attached [pid 20318] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20318 [pid 20318] chdir("./20028") = 0 [pid 20318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20318] setpgid(0, 0) = 0 [pid 20318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20318] write(3, "1000", 4) = 4 [pid 20318] close(3) = 0 [pid 20318] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20318] write(1, "executing program\n", 18) = 18 [pid 20318] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20318] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20318] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20318] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20318] exit_group(0) = ? [pid 20318] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20028", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20028", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20028/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20028/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20028/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20028") = 0 mkdir("./20029", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20319 attached , child_tidptr=0x55555e144650) = 20319 [pid 20319] set_robust_list(0x55555e144660, 24) = 0 [pid 20319] chdir("./20029") = 0 [pid 20319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20319] setpgid(0, 0) = 0 [pid 20319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20319] write(3, "1000", 4) = 4 [pid 20319] close(3) = 0 [pid 20319] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20319] write(1, "executing program\n", 18) = 18 [pid 20319] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20319] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20319] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20319] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20319] exit_group(0) = ? [pid 20319] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20029", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20029", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20029/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20029/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20029/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20029") = 0 mkdir("./20030", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20320 ./strace-static-x86_64: Process 20320 attached [pid 20320] set_robust_list(0x55555e144660, 24) = 0 [pid 20320] chdir("./20030") = 0 [pid 20320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20320] setpgid(0, 0) = 0 [pid 20320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20320] write(3, "1000", 4) = 4 [pid 20320] close(3) = 0 [pid 20320] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20320] write(1, "executing program\n", 18) = 18 [pid 20320] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20320] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20320] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20320] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20320] exit_group(0) = ? [pid 20320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20030", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20030", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20030/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20030/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20030/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20030") = 0 mkdir("./20031", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20321 ./strace-static-x86_64: Process 20321 attached [pid 20321] set_robust_list(0x55555e144660, 24) = 0 [pid 20321] chdir("./20031") = 0 [pid 20321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20321] setpgid(0, 0) = 0 [pid 20321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20321] write(3, "1000", 4) = 4 [pid 20321] close(3) = 0 [pid 20321] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20321] write(1, "executing program\n", 18executing program ) = 18 [pid 20321] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20321] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20321] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20321] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20321] exit_group(0) = ? [pid 20321] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20031", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20031", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20031/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20031/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20031/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20031") = 0 mkdir("./20032", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20322 ./strace-static-x86_64: Process 20322 attached [pid 20322] set_robust_list(0x55555e144660, 24) = 0 [pid 20322] chdir("./20032") = 0 [pid 20322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20322] setpgid(0, 0) = 0 [pid 20322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20322] write(3, "1000", 4) = 4 [pid 20322] close(3) = 0 [pid 20322] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20322] write(1, "executing program\n", 18) = 18 [pid 20322] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20322] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20322] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20322] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20322] exit_group(0) = ? [pid 20322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20032", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20032", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20032/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20032/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20032/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20032") = 0 mkdir("./20033", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20323 ./strace-static-x86_64: Process 20323 attached [pid 20323] set_robust_list(0x55555e144660, 24) = 0 [pid 20323] chdir("./20033") = 0 [pid 20323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20323] setpgid(0, 0) = 0 [pid 20323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20323] write(3, "1000", 4) = 4 [pid 20323] close(3) = 0 [pid 20323] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20323] write(1, "executing program\n", 18) = 18 [pid 20323] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20323] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20323] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20323] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20323] exit_group(0) = ? [pid 20323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20033", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20033", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20033/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20033/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20033/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20033") = 0 mkdir("./20034", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20324 ./strace-static-x86_64: Process 20324 attached [pid 20324] set_robust_list(0x55555e144660, 24) = 0 [pid 20324] chdir("./20034") = 0 [pid 20324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20324] setpgid(0, 0) = 0 [pid 20324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20324] write(3, "1000", 4) = 4 [pid 20324] close(3) = 0 [pid 20324] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20324] write(1, "executing program\n", 18) = 18 [pid 20324] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20324] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20324] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20324] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20324] exit_group(0) = ? [pid 20324] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20034", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20034", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20034/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20034/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20034/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20034") = 0 mkdir("./20035", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20325 attached [pid 20325] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20325 [pid 20325] chdir("./20035") = 0 [pid 20325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20325] setpgid(0, 0) = 0 [pid 20325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20325] write(3, "1000", 4) = 4 [pid 20325] close(3) = 0 [pid 20325] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20325] write(1, "executing program\n", 18executing program ) = 18 [pid 20325] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20325] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20325] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20325] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20325] exit_group(0) = ? [pid 20325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20035", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20035", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20035/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20035/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20035/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20035") = 0 mkdir("./20036", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20326 ./strace-static-x86_64: Process 20326 attached [pid 20326] set_robust_list(0x55555e144660, 24) = 0 [pid 20326] chdir("./20036") = 0 [pid 20326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20326] setpgid(0, 0) = 0 [pid 20326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20326] write(3, "1000", 4) = 4 [pid 20326] close(3) = 0 [pid 20326] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20326] write(1, "executing program\n", 18executing program ) = 18 [pid 20326] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20326] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20326] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20326] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20326] exit_group(0) = ? [pid 20326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20036", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20036", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20036/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20036/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20036/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20036") = 0 mkdir("./20037", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20327 ./strace-static-x86_64: Process 20327 attached [pid 20327] set_robust_list(0x55555e144660, 24) = 0 [pid 20327] chdir("./20037") = 0 [pid 20327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20327] setpgid(0, 0) = 0 [pid 20327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20327] write(3, "1000", 4) = 4 [pid 20327] close(3) = 0 [pid 20327] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20327] write(1, "executing program\n", 18executing program ) = 18 [pid 20327] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20327] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20327] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20327] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20327] exit_group(0) = ? [pid 20327] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20037", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20037", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20037/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20037/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20037/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20037") = 0 mkdir("./20038", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20328 attached [pid 20328] set_robust_list(0x55555e144660, 24) = 0 [pid 20328] chdir("./20038" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20328 [pid 20328] <... chdir resumed>) = 0 [pid 20328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20328] setpgid(0, 0) = 0 [pid 20328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20328] write(3, "1000", 4) = 4 [pid 20328] close(3) = 0 [pid 20328] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20328] write(1, "executing program\n", 18executing program ) = 18 [pid 20328] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20328] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20328] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20328] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20328] exit_group(0) = ? [pid 20328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20038", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20038", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20038/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20038/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20038/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20038") = 0 mkdir("./20039", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20329 ./strace-static-x86_64: Process 20329 attached [pid 20329] set_robust_list(0x55555e144660, 24) = 0 [pid 20329] chdir("./20039") = 0 [pid 20329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20329] setpgid(0, 0) = 0 [pid 20329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20329] write(3, "1000", 4) = 4 [pid 20329] close(3) = 0 [pid 20329] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20329] write(1, "executing program\n", 18executing program ) = 18 [pid 20329] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20329] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20329] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20329] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20329] exit_group(0) = ? [pid 20329] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20039", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20039", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20039/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20039/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20039/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20039") = 0 mkdir("./20040", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20330 ./strace-static-x86_64: Process 20330 attached [pid 20330] set_robust_list(0x55555e144660, 24) = 0 [pid 20330] chdir("./20040") = 0 [pid 20330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20330] setpgid(0, 0) = 0 [pid 20330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20330] write(3, "1000", 4) = 4 [pid 20330] close(3) = 0 [pid 20330] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20330] write(1, "executing program\n", 18executing program ) = 18 [pid 20330] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20330] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20330] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20330] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20330] exit_group(0) = ? [pid 20330] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20040", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20040", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20040/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20040/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20040/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20040") = 0 mkdir("./20041", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20331 ./strace-static-x86_64: Process 20331 attached [pid 20331] set_robust_list(0x55555e144660, 24) = 0 [pid 20331] chdir("./20041") = 0 [pid 20331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20331] setpgid(0, 0) = 0 [pid 20331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20331] write(3, "1000", 4) = 4 [pid 20331] close(3) = 0 [pid 20331] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20331] write(1, "executing program\n", 18) = 18 [pid 20331] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20331] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20331] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20331] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20331] exit_group(0) = ? [pid 20331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20041", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20041", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20041/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20041/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20041/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20041") = 0 mkdir("./20042", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20332 attached , child_tidptr=0x55555e144650) = 20332 [pid 20332] set_robust_list(0x55555e144660, 24) = 0 [pid 20332] chdir("./20042") = 0 [pid 20332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20332] setpgid(0, 0) = 0 [pid 20332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20332] write(3, "1000", 4) = 4 [pid 20332] close(3) = 0 [pid 20332] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20332] write(1, "executing program\n", 18executing program ) = 18 [pid 20332] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20332] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20332] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20332] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20332] exit_group(0) = ? [pid 20332] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20042", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20042", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20042/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20042/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20042/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20042") = 0 mkdir("./20043", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20333 attached [pid 20333] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20333 [pid 20333] <... set_robust_list resumed>) = 0 [pid 20333] chdir("./20043") = 0 [pid 20333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20333] setpgid(0, 0) = 0 [pid 20333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20333] write(3, "1000", 4) = 4 [pid 20333] close(3) = 0 [pid 20333] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20333] write(1, "executing program\n", 18executing program ) = 18 [pid 20333] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20333] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20333] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20333] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20333] exit_group(0) = ? [pid 20333] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20043", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20043", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20043/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20043/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20043/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20043") = 0 mkdir("./20044", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20334 ./strace-static-x86_64: Process 20334 attached [pid 20334] set_robust_list(0x55555e144660, 24) = 0 [pid 20334] chdir("./20044") = 0 [pid 20334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20334] setpgid(0, 0) = 0 [pid 20334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20334] write(3, "1000", 4) = 4 [pid 20334] close(3executing program ) = 0 [pid 20334] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20334] write(1, "executing program\n", 18) = 18 [pid 20334] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20334] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20334] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20334] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20334] exit_group(0) = ? [pid 20334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20044", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20044", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20044/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20044/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20044/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20044") = 0 mkdir("./20045", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20335 ./strace-static-x86_64: Process 20335 attached [pid 20335] set_robust_list(0x55555e144660, 24) = 0 [pid 20335] chdir("./20045") = 0 [pid 20335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20335] setpgid(0, 0) = 0 [pid 20335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20335] write(3, "1000", 4) = 4 [pid 20335] close(3) = 0 [pid 20335] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20335] write(1, "executing program\n", 18executing program ) = 18 [pid 20335] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20335] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20335] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20335] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20335] exit_group(0) = ? [pid 20335] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20045", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20045", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20045/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20045/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20045/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20045") = 0 mkdir("./20046", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20336 ./strace-static-x86_64: Process 20336 attached [pid 20336] set_robust_list(0x55555e144660, 24) = 0 [pid 20336] chdir("./20046") = 0 [pid 20336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20336] setpgid(0, 0) = 0 [pid 20336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20336] write(3, "1000", 4) = 4 [pid 20336] close(3) = 0 [pid 20336] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20336] write(1, "executing program\n", 18executing program ) = 18 [pid 20336] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20336] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20336] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20336] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20336] exit_group(0) = ? [pid 20336] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20046", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20046", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20046/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20046/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20046/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20046") = 0 mkdir("./20047", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20337 attached [pid 20337] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20337 [pid 20337] <... set_robust_list resumed>) = 0 [pid 20337] chdir("./20047") = 0 [pid 20337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20337] setpgid(0, 0) = 0 [pid 20337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20337] write(3, "1000", 4) = 4 [pid 20337] close(3) = 0 [pid 20337] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20337] write(1, "executing program\n", 18) = 18 [pid 20337] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20337] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20337] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20337] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20337] exit_group(0) = ? [pid 20337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20047", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20047", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20047/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20047/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20047/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20047") = 0 mkdir("./20048", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20338 ./strace-static-x86_64: Process 20338 attached [pid 20338] set_robust_list(0x55555e144660, 24) = 0 [pid 20338] chdir("./20048") = 0 [pid 20338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20338] setpgid(0, 0) = 0 [pid 20338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20338] write(3, "1000", 4) = 4 [pid 20338] close(3) = 0 [pid 20338] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20338] write(1, "executing program\n", 18) = 18 [pid 20338] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20338] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20338] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20338] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20338] exit_group(0) = ? [pid 20338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20048", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20048", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20048/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20048/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20048/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20048") = 0 mkdir("./20049", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20339 ./strace-static-x86_64: Process 20339 attached [pid 20339] set_robust_list(0x55555e144660, 24) = 0 [pid 20339] chdir("./20049") = 0 [pid 20339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20339] setpgid(0, 0) = 0 [pid 20339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20339] write(3, "1000", 4) = 4 [pid 20339] close(3) = 0 [pid 20339] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20339] write(1, "executing program\n", 18) = 18 [pid 20339] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20339] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20339] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20339] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20339] exit_group(0) = ? [pid 20339] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20049", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20049", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20049/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20049/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20049/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20049") = 0 mkdir("./20050", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20340 ./strace-static-x86_64: Process 20340 attached [pid 20340] set_robust_list(0x55555e144660, 24) = 0 [pid 20340] chdir("./20050") = 0 [pid 20340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20340] setpgid(0, 0) = 0 [pid 20340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20340] write(3, "1000", 4) = 4 [pid 20340] close(3) = 0 [pid 20340] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20340] write(1, "executing program\n", 18) = 18 [pid 20340] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20340] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20340] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20340] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20340] exit_group(0) = ? [pid 20340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20050", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20050", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20050/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20050/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20050/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20050") = 0 mkdir("./20051", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20341 attached , child_tidptr=0x55555e144650) = 20341 [pid 20341] set_robust_list(0x55555e144660, 24) = 0 [pid 20341] chdir("./20051") = 0 [pid 20341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20341] setpgid(0, 0) = 0 [pid 20341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20341] write(3, "1000", 4) = 4 [pid 20341] close(3) = 0 [pid 20341] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20341] write(1, "executing program\n", 18) = 18 [pid 20341] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20341] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20341] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20341] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20341] exit_group(0) = ? [pid 20341] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20051", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20051", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20051/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20051/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20051/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20051") = 0 mkdir("./20052", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20342 ./strace-static-x86_64: Process 20342 attached [pid 20342] set_robust_list(0x55555e144660, 24) = 0 [pid 20342] chdir("./20052") = 0 [pid 20342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20342] setpgid(0, 0) = 0 [pid 20342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20342] write(3, "1000", 4) = 4 [pid 20342] close(3) = 0 [pid 20342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20342] write(1, "executing program\n", 18executing program ) = 18 [pid 20342] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20342] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20342] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20342] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20342] exit_group(0) = ? [pid 20342] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20052", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20052", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20052/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20052/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20052/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20052") = 0 mkdir("./20053", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20343 ./strace-static-x86_64: Process 20343 attached [pid 20343] set_robust_list(0x55555e144660, 24) = 0 [pid 20343] chdir("./20053") = 0 [pid 20343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20343] setpgid(0, 0) = 0 [pid 20343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20343] write(3, "1000", 4) = 4 [pid 20343] close(3) = 0 [pid 20343] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20343] write(1, "executing program\n", 18) = 18 [pid 20343] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20343] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20343] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20343] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20343] exit_group(0) = ? [pid 20343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20053", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20053", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20053/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20053/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20053/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20053") = 0 mkdir("./20054", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20344 ./strace-static-x86_64: Process 20344 attached [pid 20344] set_robust_list(0x55555e144660, 24) = 0 [pid 20344] chdir("./20054") = 0 [pid 20344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20344] setpgid(0, 0) = 0 [pid 20344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20344] write(3, "1000", 4) = 4 [pid 20344] close(3) = 0 [pid 20344] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20344] write(1, "executing program\n", 18executing program ) = 18 [pid 20344] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20344] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20344] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20344] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20344] exit_group(0) = ? [pid 20344] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20054", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20054", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20054/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20054/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20054/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20054") = 0 mkdir("./20055", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20345 ./strace-static-x86_64: Process 20345 attached [pid 20345] set_robust_list(0x55555e144660, 24) = 0 [pid 20345] chdir("./20055") = 0 [pid 20345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20345] setpgid(0, 0) = 0 [pid 20345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20345] write(3, "1000", 4) = 4 [pid 20345] close(3) = 0 [pid 20345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20345] write(1, "executing program\n", 18executing program ) = 18 [pid 20345] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20345] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20345] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20345] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20345] exit_group(0) = ? [pid 20345] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20055", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20055", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20055/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20055/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20055/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20055") = 0 mkdir("./20056", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20346 attached [pid 20346] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20346 [pid 20346] chdir("./20056") = 0 [pid 20346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20346] setpgid(0, 0) = 0 [pid 20346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20346] write(3, "1000", 4) = 4 [pid 20346] close(3) = 0 [pid 20346] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20346] write(1, "executing program\n", 18) = 18 [pid 20346] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20346] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20346] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20346] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20346] exit_group(0) = ? [pid 20346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20056", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20056", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20056/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20056/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20056/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20056") = 0 mkdir("./20057", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20347 attached [pid 20347] set_robust_list(0x55555e144660, 24) = 0 [pid 20347] chdir("./20057" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20347 [pid 20347] <... chdir resumed>) = 0 [pid 20347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20347] setpgid(0, 0) = 0 [pid 20347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20347] write(3, "1000", 4) = 4 [pid 20347] close(3) = 0 [pid 20347] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20347] write(1, "executing program\n", 18) = 18 [pid 20347] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20347] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20347] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20347] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20347] exit_group(0) = ? [pid 20347] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20057", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20057", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20057/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20057/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20057/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20057") = 0 mkdir("./20058", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20348 ./strace-static-x86_64: Process 20348 attached [pid 20348] set_robust_list(0x55555e144660, 24) = 0 [pid 20348] chdir("./20058") = 0 [pid 20348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20348] setpgid(0, 0) = 0 [pid 20348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20348] write(3, "1000", 4) = 4 [pid 20348] close(3) = 0 [pid 20348] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20348] write(1, "executing program\n", 18executing program ) = 18 [pid 20348] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20348] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20348] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20348] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20348] exit_group(0) = ? [pid 20348] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20058", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20058", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20058/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20058/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20058/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20058") = 0 mkdir("./20059", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20349 attached [pid 20349] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20349 [pid 20349] chdir("./20059") = 0 [pid 20349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20349] setpgid(0, 0) = 0 [pid 20349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20349] write(3, "1000", 4) = 4 [pid 20349] close(3) = 0 [pid 20349] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20349] write(1, "executing program\n", 18executing program ) = 18 [pid 20349] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20349] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20349] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20349] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20349] exit_group(0) = ? [pid 20349] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20059", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20059", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20059/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20059/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20059/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20059") = 0 mkdir("./20060", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20350 ./strace-static-x86_64: Process 20350 attached [pid 20350] set_robust_list(0x55555e144660, 24) = 0 [pid 20350] chdir("./20060") = 0 [pid 20350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20350] setpgid(0, 0) = 0 [pid 20350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20350] write(3, "1000", 4) = 4 [pid 20350] close(3) = 0 [pid 20350] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20350] write(1, "executing program\n", 18) = 18 [pid 20350] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20350] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20350] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20350] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20350] exit_group(0) = ? [pid 20350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20060", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20060", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20060/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20060/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20060/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20060") = 0 mkdir("./20061", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20351 attached [pid 20351] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20351 [pid 20351] chdir("./20061") = 0 [pid 20351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20351] setpgid(0, 0) = 0 [pid 20351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20351] write(3, "1000", 4) = 4 [pid 20351] close(3) = 0 [pid 20351] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20351] write(1, "executing program\n", 18executing program ) = 18 [pid 20351] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20351] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20351] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20351] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20351] exit_group(0) = ? [pid 20351] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20061", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20061", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20061/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20061/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20061/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20061") = 0 mkdir("./20062", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20352 attached [pid 20352] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20352 [pid 20352] chdir("./20062") = 0 [pid 20352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20352] setpgid(0, 0) = 0 [pid 20352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20352] write(3, "1000", 4) = 4 [pid 20352] close(3) = 0 [pid 20352] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20352] write(1, "executing program\n", 18executing program ) = 18 [pid 20352] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20352] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20352] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20352] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20352] exit_group(0) = ? [pid 20352] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20062", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20062", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20062/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20062/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20062/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20062") = 0 mkdir("./20063", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20353 ./strace-static-x86_64: Process 20353 attached [pid 20353] set_robust_list(0x55555e144660, 24) = 0 [pid 20353] chdir("./20063") = 0 [pid 20353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20353] setpgid(0, 0) = 0 [pid 20353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20353] write(3, "1000", 4) = 4 [pid 20353] close(3) = 0 [pid 20353] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20353] write(1, "executing program\n", 18executing program ) = 18 [pid 20353] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20353] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20353] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20353] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20353] exit_group(0) = ? [pid 20353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20063", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20063", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20063/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20063/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20063/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20063") = 0 mkdir("./20064", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20354 attached , child_tidptr=0x55555e144650) = 20354 [pid 20354] set_robust_list(0x55555e144660, 24) = 0 [pid 20354] chdir("./20064") = 0 [pid 20354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20354] setpgid(0, 0) = 0 [pid 20354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20354] write(3, "1000", 4) = 4 [pid 20354] close(3) = 0 [pid 20354] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20354] write(1, "executing program\n", 18) = 18 [pid 20354] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20354] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20354] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20354] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20354] exit_group(0) = ? [pid 20354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20064", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20064", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20064/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20064/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20064/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20064") = 0 mkdir("./20065", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20355 ./strace-static-x86_64: Process 20355 attached [pid 20355] set_robust_list(0x55555e144660, 24) = 0 [pid 20355] chdir("./20065") = 0 [pid 20355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20355] setpgid(0, 0) = 0 [pid 20355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20355] write(3, "1000", 4) = 4 [pid 20355] close(3) = 0 [pid 20355] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20355] write(1, "executing program\n", 18) = 18 [pid 20355] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20355] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20355] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20355] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20355] exit_group(0) = ? [pid 20355] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20065", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20065", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20065/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20065/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20065/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20065") = 0 mkdir("./20066", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20356 ./strace-static-x86_64: Process 20356 attached [pid 20356] set_robust_list(0x55555e144660, 24) = 0 [pid 20356] chdir("./20066") = 0 [pid 20356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20356] setpgid(0, 0) = 0 [pid 20356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20356] write(3, "1000", 4) = 4 [pid 20356] close(3) = 0 [pid 20356] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20356] write(1, "executing program\n", 18executing program ) = 18 [pid 20356] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20356] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20356] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20356] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20356] exit_group(0) = ? [pid 20356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20066", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20066", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20066/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20066/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20066/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20066") = 0 mkdir("./20067", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20357 ./strace-static-x86_64: Process 20357 attached [pid 20357] set_robust_list(0x55555e144660, 24) = 0 [pid 20357] chdir("./20067") = 0 [pid 20357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20357] setpgid(0, 0) = 0 [pid 20357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20357] write(3, "1000", 4) = 4 [pid 20357] close(3) = 0 [pid 20357] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20357] write(1, "executing program\n", 18) = 18 [pid 20357] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20357] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20357] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20357] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20357] exit_group(0) = ? [pid 20357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20067", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20067", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20067/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20067/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20067/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20067") = 0 mkdir("./20068", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20358 attached [pid 20358] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20358 [pid 20358] chdir("./20068") = 0 [pid 20358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20358] setpgid(0, 0) = 0 [pid 20358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20358] write(3, "1000", 4) = 4 [pid 20358] close(3) = 0 [pid 20358] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20358] write(1, "executing program\n", 18executing program ) = 18 [pid 20358] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20358] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20358] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20358] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20358] exit_group(0) = ? [pid 20358] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20068", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20068", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20068/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20068/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20068/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20068") = 0 mkdir("./20069", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20359 ./strace-static-x86_64: Process 20359 attached [pid 20359] set_robust_list(0x55555e144660, 24) = 0 [pid 20359] chdir("./20069") = 0 [pid 20359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20359] setpgid(0, 0) = 0 [pid 20359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20359] write(3, "1000", 4) = 4 [pid 20359] close(3) = 0 [pid 20359] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20359] write(1, "executing program\n", 18executing program ) = 18 [pid 20359] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20359] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20359] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20359] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20359] exit_group(0) = ? [pid 20359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20069", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20069", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20069/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20069/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20069/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20069") = 0 mkdir("./20070", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20360 attached [pid 20360] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20360 [pid 20360] chdir("./20070") = 0 [pid 20360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20360] setpgid(0, 0) = 0 [pid 20360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20360] write(3, "1000", 4) = 4 [pid 20360] close(3) = 0 [pid 20360] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20360] write(1, "executing program\n", 18) = 18 [pid 20360] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20360] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20360] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20360] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20360] exit_group(0) = ? [pid 20360] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20070", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20070", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20070/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20070/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20070/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20070") = 0 mkdir("./20071", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20361 ./strace-static-x86_64: Process 20361 attached [pid 20361] set_robust_list(0x55555e144660, 24) = 0 [pid 20361] chdir("./20071") = 0 [pid 20361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20361] setpgid(0, 0) = 0 [pid 20361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20361] write(3, "1000", 4) = 4 [pid 20361] close(3) = 0 [pid 20361] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20361] write(1, "executing program\n", 18) = 18 [pid 20361] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20361] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20361] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20361] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20361] exit_group(0) = ? [pid 20361] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20071", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20071", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20071/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20071/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20071/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20071") = 0 mkdir("./20072", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20362 ./strace-static-x86_64: Process 20362 attached [pid 20362] set_robust_list(0x55555e144660, 24) = 0 [pid 20362] chdir("./20072") = 0 [pid 20362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20362] setpgid(0, 0) = 0 [pid 20362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20362] write(3, "1000", 4) = 4 [pid 20362] close(3) = 0 [pid 20362] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20362] write(1, "executing program\n", 18) = 18 [pid 20362] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20362] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20362] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20362] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20362] exit_group(0) = ? [pid 20362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20072", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20072", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20072/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20072/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20072/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20072") = 0 mkdir("./20073", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20363 ./strace-static-x86_64: Process 20363 attached [pid 20363] set_robust_list(0x55555e144660, 24) = 0 [pid 20363] chdir("./20073") = 0 [pid 20363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20363] setpgid(0, 0) = 0 [pid 20363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20363] write(3, "1000", 4) = 4 [pid 20363] close(3) = 0 [pid 20363] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20363] write(1, "executing program\n", 18executing program ) = 18 [pid 20363] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20363] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20363] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20363] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20363] exit_group(0) = ? [pid 20363] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20073", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20073", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20073/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20073/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20073/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20073") = 0 mkdir("./20074", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20364 ./strace-static-x86_64: Process 20364 attached [pid 20364] set_robust_list(0x55555e144660, 24) = 0 [pid 20364] chdir("./20074") = 0 [pid 20364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20364] setpgid(0, 0) = 0 [pid 20364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20364] write(3, "1000", 4) = 4 [pid 20364] close(3) = 0 [pid 20364] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20364] write(1, "executing program\n", 18) = 18 [pid 20364] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20364] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20364] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20364] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20364] exit_group(0) = ? [pid 20364] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20074", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20074", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20074/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20074/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20074/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20074") = 0 mkdir("./20075", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20365 attached [pid 20365] set_robust_list(0x55555e144660, 24) = 0 [pid 20365] chdir("./20075" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20365 [pid 20365] <... chdir resumed>) = 0 [pid 20365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20365] setpgid(0, 0) = 0 [pid 20365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20365] write(3, "1000", 4) = 4 [pid 20365] close(3) = 0 [pid 20365] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20365] write(1, "executing program\n", 18executing program ) = 18 [pid 20365] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20365] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20365] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20365] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20365] exit_group(0) = ? [pid 20365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20075", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20075", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20075/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20075/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20075/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20075") = 0 mkdir("./20076", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20366 ./strace-static-x86_64: Process 20366 attached [pid 20366] set_robust_list(0x55555e144660, 24) = 0 [pid 20366] chdir("./20076") = 0 [pid 20366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20366] setpgid(0, 0) = 0 [pid 20366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20366] write(3, "1000", 4) = 4 [pid 20366] close(3) = 0 [pid 20366] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20366] write(1, "executing program\n", 18executing program ) = 18 [pid 20366] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20366] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20366] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20366] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20366] exit_group(0) = ? [pid 20366] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20076", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20076", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20076/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20076/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20076/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20076") = 0 mkdir("./20077", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20367 attached [pid 20367] set_robust_list(0x55555e144660, 24) = 0 [pid 20367] chdir("./20077" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20367 [pid 20367] <... chdir resumed>) = 0 [pid 20367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20367] setpgid(0, 0) = 0 [pid 20367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20367] write(3, "1000", 4) = 4 [pid 20367] close(3) = 0 [pid 20367] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20367] write(1, "executing program\n", 18) = 18 [pid 20367] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20367] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20367] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20367] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20367] exit_group(0) = ? [pid 20367] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20077", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20077", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20077/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20077/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20077/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20077") = 0 mkdir("./20078", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20368 ./strace-static-x86_64: Process 20368 attached [pid 20368] set_robust_list(0x55555e144660, 24) = 0 [pid 20368] chdir("./20078") = 0 [pid 20368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20368] setpgid(0, 0) = 0 [pid 20368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20368] write(3, "1000", 4) = 4 [pid 20368] close(3) = 0 [pid 20368] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20368] write(1, "executing program\n", 18executing program ) = 18 [pid 20368] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20368] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20368] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20368] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20368] exit_group(0) = ? [pid 20368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20078", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20078", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20078/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20078/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20078/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20078") = 0 mkdir("./20079", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20369 ./strace-static-x86_64: Process 20369 attached [pid 20369] set_robust_list(0x55555e144660, 24) = 0 [pid 20369] chdir("./20079") = 0 [pid 20369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20369] setpgid(0, 0) = 0 [pid 20369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20369] write(3, "1000", 4) = 4 [pid 20369] close(3) = 0 [pid 20369] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20369] write(1, "executing program\n", 18executing program ) = 18 [pid 20369] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20369] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20369] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20369] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20369] exit_group(0) = ? [pid 20369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20079", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20079", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20079/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20079/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20079/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20079") = 0 mkdir("./20080", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20370 ./strace-static-x86_64: Process 20370 attached [pid 20370] set_robust_list(0x55555e144660, 24) = 0 [pid 20370] chdir("./20080") = 0 [pid 20370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20370] setpgid(0, 0) = 0 [pid 20370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20370] write(3, "1000", 4) = 4 [pid 20370] close(3) = 0 [pid 20370] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20370] write(1, "executing program\n", 18executing program ) = 18 [pid 20370] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20370] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20370] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20370] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20370] exit_group(0) = ? [pid 20370] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20080", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20080", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20080/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20080/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20080/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20080") = 0 mkdir("./20081", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20371 ./strace-static-x86_64: Process 20371 attached [pid 20371] set_robust_list(0x55555e144660, 24) = 0 [pid 20371] chdir("./20081") = 0 [pid 20371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20371] setpgid(0, 0) = 0 [pid 20371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20371] write(3, "1000", 4) = 4 [pid 20371] close(3) = 0 [pid 20371] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20371] write(1, "executing program\n", 18) = 18 [pid 20371] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20371] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20371] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20371] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20371] exit_group(0) = ? [pid 20371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20081", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20081", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20081/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20081/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20081/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20081") = 0 mkdir("./20082", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20372 attached , child_tidptr=0x55555e144650) = 20372 [pid 20372] set_robust_list(0x55555e144660, 24) = 0 [pid 20372] chdir("./20082") = 0 [pid 20372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20372] setpgid(0, 0) = 0 [pid 20372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20372] write(3, "1000", 4) = 4 [pid 20372] close(3) = 0 [pid 20372] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20372] write(1, "executing program\n", 18) = 18 [pid 20372] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20372] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20372] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20372] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20372] exit_group(0) = ? [pid 20372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20082", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20082", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20082/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20082/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20082/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20082") = 0 mkdir("./20083", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20373 attached [pid 20373] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20373 [pid 20373] chdir("./20083") = 0 [pid 20373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20373] setpgid(0, 0) = 0 [pid 20373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20373] write(3, "1000", 4) = 4 [pid 20373] close(3) = 0 [pid 20373] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20373] write(1, "executing program\n", 18) = 18 [pid 20373] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20373] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20373] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20373] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20373] exit_group(0) = ? [pid 20373] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20083", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20083", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20083/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20083/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20083/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20083") = 0 mkdir("./20084", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20374 attached , child_tidptr=0x55555e144650) = 20374 [pid 20374] set_robust_list(0x55555e144660, 24) = 0 [pid 20374] chdir("./20084") = 0 [pid 20374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20374] setpgid(0, 0) = 0 [pid 20374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20374] write(3, "1000", 4) = 4 [pid 20374] close(3) = 0 [pid 20374] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20374] write(1, "executing program\n", 18) = 18 [pid 20374] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20374] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20374] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20374] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20374] exit_group(0) = ? [pid 20374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20084", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20084", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20084/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20084/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20084/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20084") = 0 mkdir("./20085", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20375 attached [pid 20375] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20375 [pid 20375] chdir("./20085") = 0 [pid 20375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20375] setpgid(0, 0) = 0 [pid 20375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20375] write(3, "1000", 4) = 4 [pid 20375] close(3) = 0 [pid 20375] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20375] write(1, "executing program\n", 18) = 18 [pid 20375] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20375] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20375] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20375] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20375] exit_group(0) = ? [pid 20375] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20085", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20085", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20085/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20085/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20085/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20085") = 0 mkdir("./20086", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20376 attached , child_tidptr=0x55555e144650) = 20376 [pid 20376] set_robust_list(0x55555e144660, 24) = 0 [pid 20376] chdir("./20086") = 0 [pid 20376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20376] setpgid(0, 0) = 0 [pid 20376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20376] write(3, "1000", 4) = 4 [pid 20376] close(3) = 0 [pid 20376] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20376] write(1, "executing program\n", 18) = 18 [pid 20376] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20376] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20376] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20376] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20376] exit_group(0) = ? [pid 20376] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20086", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20086", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20086/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20086/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20086/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20086") = 0 mkdir("./20087", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20377 ./strace-static-x86_64: Process 20377 attached [pid 20377] set_robust_list(0x55555e144660, 24) = 0 [pid 20377] chdir("./20087") = 0 [pid 20377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20377] setpgid(0, 0) = 0 [pid 20377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20377] write(3, "1000", 4) = 4 [pid 20377] close(3) = 0 [pid 20377] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20377] write(1, "executing program\n", 18) = 18 [pid 20377] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20377] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20377] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20377] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20377] exit_group(0) = ? [pid 20377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20087", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20087", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20087/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20087/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20087/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20087") = 0 mkdir("./20088", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20378 attached , child_tidptr=0x55555e144650) = 20378 [pid 20378] set_robust_list(0x55555e144660, 24) = 0 [pid 20378] chdir("./20088") = 0 [pid 20378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20378] setpgid(0, 0) = 0 [pid 20378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20378] write(3, "1000", 4) = 4 [pid 20378] close(3) = 0 [pid 20378] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20378] write(1, "executing program\n", 18) = 18 [pid 20378] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20378] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20378] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20378] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20378] exit_group(0) = ? [pid 20378] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20088", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20088", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20088/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20088/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20088/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20088") = 0 mkdir("./20089", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20379 ./strace-static-x86_64: Process 20379 attached [pid 20379] set_robust_list(0x55555e144660, 24) = 0 [pid 20379] chdir("./20089") = 0 [pid 20379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20379] setpgid(0, 0) = 0 [pid 20379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20379] write(3, "1000", 4) = 4 [pid 20379] close(3) = 0 [pid 20379] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20379] write(1, "executing program\n", 18) = 18 [pid 20379] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20379] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20379] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20379] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20379] exit_group(0) = ? [pid 20379] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20089", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20089", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20089/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20089/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20089/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20089") = 0 mkdir("./20090", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20380 attached [pid 20380] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20380 [pid 20380] chdir("./20090") = 0 [pid 20380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20380] setpgid(0, 0) = 0 [pid 20380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20380] write(3, "1000", 4) = 4 [pid 20380] close(3) = 0 [pid 20380] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20380] write(1, "executing program\n", 18) = 18 [pid 20380] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20380] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20380] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20380] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20380] exit_group(0) = ? [pid 20380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20090", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20090", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20090/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20090/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20090/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20090") = 0 mkdir("./20091", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20381 attached [pid 20381] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20381 [pid 20381] chdir("./20091") = 0 [pid 20381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20381] setpgid(0, 0) = 0 [pid 20381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20381] write(3, "1000", 4) = 4 [pid 20381] close(3) = 0 [pid 20381] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20381] write(1, "executing program\n", 18) = 18 [pid 20381] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20381] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20381] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20381] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20381] exit_group(0) = ? [pid 20381] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20091", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20091", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20091/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20091/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20091/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20091") = 0 mkdir("./20092", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20382 attached , child_tidptr=0x55555e144650) = 20382 [pid 20382] set_robust_list(0x55555e144660, 24) = 0 [pid 20382] chdir("./20092") = 0 [pid 20382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20382] setpgid(0, 0) = 0 [pid 20382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20382] write(3, "1000", 4) = 4 [pid 20382] close(3) = 0 [pid 20382] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20382] write(1, "executing program\n", 18executing program ) = 18 [pid 20382] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20382] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20382] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20382] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20382] exit_group(0) = ? [pid 20382] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20092", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20092", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20092/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20092/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20092/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20092") = 0 mkdir("./20093", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20383 attached [pid 20383] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20383 [pid 20383] chdir("./20093") = 0 [pid 20383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20383] setpgid(0, 0) = 0 [pid 20383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20383] write(3, "1000", 4) = 4 [pid 20383] close(3) = 0 [pid 20383] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20383] write(1, "executing program\n", 18executing program ) = 18 [pid 20383] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20383] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20383] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20383] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20383] exit_group(0) = ? [pid 20383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20093", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20093", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20093/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20093/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20093/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20093") = 0 mkdir("./20094", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20384 ./strace-static-x86_64: Process 20384 attached [pid 20384] set_robust_list(0x55555e144660, 24) = 0 [pid 20384] chdir("./20094") = 0 [pid 20384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20384] setpgid(0, 0) = 0 [pid 20384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20384] write(3, "1000", 4) = 4 [pid 20384] close(3) = 0 [pid 20384] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20384] write(1, "executing program\n", 18) = 18 [pid 20384] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20384] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20384] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20384] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20384] exit_group(0) = ? [pid 20384] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20094", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20094", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20094/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20094/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20094/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20094") = 0 mkdir("./20095", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20385 ./strace-static-x86_64: Process 20385 attached [pid 20385] set_robust_list(0x55555e144660, 24) = 0 [pid 20385] chdir("./20095") = 0 [pid 20385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20385] setpgid(0, 0) = 0 [pid 20385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20385] write(3, "1000", 4) = 4 [pid 20385] close(3) = 0 [pid 20385] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20385] write(1, "executing program\n", 18) = 18 [pid 20385] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20385] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20385] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20385] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20385] exit_group(0) = ? [pid 20385] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20095", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20095", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20095/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20095/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20095/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20095") = 0 mkdir("./20096", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20386 ./strace-static-x86_64: Process 20386 attached [pid 20386] set_robust_list(0x55555e144660, 24) = 0 [pid 20386] chdir("./20096") = 0 [pid 20386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20386] setpgid(0, 0) = 0 [pid 20386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20386] write(3, "1000", 4) = 4 [pid 20386] close(3) = 0 [pid 20386] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20386] write(1, "executing program\n", 18executing program ) = 18 [pid 20386] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20386] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20386] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20386] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20386] exit_group(0) = ? [pid 20386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20096", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20096", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20096/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20096/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20096/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20096") = 0 mkdir("./20097", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20387 ./strace-static-x86_64: Process 20387 attached [pid 20387] set_robust_list(0x55555e144660, 24) = 0 [pid 20387] chdir("./20097") = 0 [pid 20387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20387] setpgid(0, 0) = 0 [pid 20387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20387] write(3, "1000", 4) = 4 [pid 20387] close(3) = 0 [pid 20387] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20387] write(1, "executing program\n", 18) = 18 [pid 20387] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20387] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20387] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20387] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20387] exit_group(0) = ? [pid 20387] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20097", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20097", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20097/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20097/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20097/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20097") = 0 mkdir("./20098", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20388 ./strace-static-x86_64: Process 20388 attached [pid 20388] set_robust_list(0x55555e144660, 24) = 0 [pid 20388] chdir("./20098") = 0 [pid 20388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20388] setpgid(0, 0) = 0 [pid 20388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20388] write(3, "1000", 4) = 4 [pid 20388] close(3) = 0 [pid 20388] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20388] write(1, "executing program\n", 18) = 18 [pid 20388] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20388] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20388] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20388] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20388] exit_group(0) = ? [pid 20388] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20098", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20098", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20098/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20098/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20098/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20098") = 0 mkdir("./20099", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20389 ./strace-static-x86_64: Process 20389 attached [pid 20389] set_robust_list(0x55555e144660, 24) = 0 [pid 20389] chdir("./20099") = 0 [pid 20389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20389] setpgid(0, 0) = 0 [pid 20389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20389] write(3, "1000", 4) = 4 [pid 20389] close(3) = 0 [pid 20389] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20389] write(1, "executing program\n", 18executing program ) = 18 [pid 20389] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20389] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20389] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20389] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20389] exit_group(0) = ? [pid 20389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20099", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20099", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20099/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20099/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20099/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20099") = 0 mkdir("./20100", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20390 ./strace-static-x86_64: Process 20390 attached [pid 20390] set_robust_list(0x55555e144660, 24) = 0 [pid 20390] chdir("./20100") = 0 [pid 20390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20390] setpgid(0, 0) = 0 [pid 20390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20390] write(3, "1000", 4) = 4 [pid 20390] close(3) = 0 [pid 20390] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20390] write(1, "executing program\n", 18) = 18 [pid 20390] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20390] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20390] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20390] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20390] exit_group(0) = ? [pid 20390] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20100/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20100") = 0 mkdir("./20101", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20391 ./strace-static-x86_64: Process 20391 attached [pid 20391] set_robust_list(0x55555e144660, 24) = 0 [pid 20391] chdir("./20101") = 0 [pid 20391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20391] setpgid(0, 0) = 0 [pid 20391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20391] write(3, "1000", 4) = 4 [pid 20391] close(3) = 0 [pid 20391] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20391] write(1, "executing program\n", 18) = 18 [pid 20391] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20391] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20391] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20391] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20391] exit_group(0) = ? [pid 20391] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20101/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20101") = 0 mkdir("./20102", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20392 ./strace-static-x86_64: Process 20392 attached [pid 20392] set_robust_list(0x55555e144660, 24) = 0 [pid 20392] chdir("./20102") = 0 [pid 20392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20392] setpgid(0, 0) = 0 [pid 20392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20392] write(3, "1000", 4) = 4 [pid 20392] close(3) = 0 [pid 20392] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20392] write(1, "executing program\n", 18) = 18 [pid 20392] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20392] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20392] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20392] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20392] exit_group(0) = ? [pid 20392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20102/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20102") = 0 mkdir("./20103", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20393 ./strace-static-x86_64: Process 20393 attached [pid 20393] set_robust_list(0x55555e144660, 24) = 0 [pid 20393] chdir("./20103") = 0 [pid 20393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20393] setpgid(0, 0) = 0 [pid 20393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20393] write(3, "1000", 4) = 4 [pid 20393] close(3) = 0 [pid 20393] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20393] write(1, "executing program\n", 18executing program ) = 18 [pid 20393] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20393] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20393] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20393] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20393] exit_group(0) = ? [pid 20393] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20103/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20103") = 0 mkdir("./20104", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20394 ./strace-static-x86_64: Process 20394 attached [pid 20394] set_robust_list(0x55555e144660, 24) = 0 [pid 20394] chdir("./20104") = 0 [pid 20394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20394] setpgid(0, 0) = 0 [pid 20394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20394] write(3, "1000", 4) = 4 [pid 20394] close(3) = 0 [pid 20394] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20394] write(1, "executing program\n", 18executing program ) = 18 [pid 20394] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20394] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20394] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20394] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20394] exit_group(0) = ? [pid 20394] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20104/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20104") = 0 mkdir("./20105", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20395 attached [pid 20395] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20395 [pid 20395] chdir("./20105") = 0 [pid 20395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20395] setpgid(0, 0) = 0 [pid 20395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20395] write(3, "1000", 4) = 4 [pid 20395] close(3) = 0 [pid 20395] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20395] write(1, "executing program\n", 18executing program ) = 18 [pid 20395] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20395] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20395] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20395] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20395] exit_group(0) = ? [pid 20395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20105/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20105") = 0 mkdir("./20106", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20396 ./strace-static-x86_64: Process 20396 attached [pid 20396] set_robust_list(0x55555e144660, 24) = 0 [pid 20396] chdir("./20106") = 0 [pid 20396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20396] setpgid(0, 0) = 0 [pid 20396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20396] write(3, "1000", 4) = 4 [pid 20396] close(3) = 0 [pid 20396] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20396] write(1, "executing program\n", 18executing program ) = 18 [pid 20396] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20396] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20396] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20396] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20396] exit_group(0) = ? [pid 20396] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20106/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20106") = 0 mkdir("./20107", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20397 ./strace-static-x86_64: Process 20397 attached [pid 20397] set_robust_list(0x55555e144660, 24) = 0 [pid 20397] chdir("./20107") = 0 [pid 20397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20397] setpgid(0, 0) = 0 [pid 20397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20397] write(3, "1000", 4) = 4 [pid 20397] close(3) = 0 [pid 20397] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20397] write(1, "executing program\n", 18executing program ) = 18 [pid 20397] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20397] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20397] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20397] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20397] exit_group(0) = ? [pid 20397] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20107/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20107") = 0 mkdir("./20108", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20398 ./strace-static-x86_64: Process 20398 attached [pid 20398] set_robust_list(0x55555e144660, 24) = 0 [pid 20398] chdir("./20108") = 0 [pid 20398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20398] setpgid(0, 0) = 0 [pid 20398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20398] write(3, "1000", 4) = 4 [pid 20398] close(3) = 0 [pid 20398] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20398] write(1, "executing program\n", 18executing program ) = 18 [pid 20398] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20398] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20398] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20398] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20398] exit_group(0) = ? [pid 20398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20108/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20108") = 0 mkdir("./20109", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20399 ./strace-static-x86_64: Process 20399 attached [pid 20399] set_robust_list(0x55555e144660, 24) = 0 [pid 20399] chdir("./20109") = 0 [pid 20399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20399] setpgid(0, 0) = 0 [pid 20399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20399] write(3, "1000", 4) = 4 [pid 20399] close(3) = 0 [pid 20399] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20399] write(1, "executing program\n", 18executing program ) = 18 [pid 20399] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20399] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20399] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20399] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20399] exit_group(0) = ? [pid 20399] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20109/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20109") = 0 mkdir("./20110", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20400 attached [pid 20400] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20400 [pid 20400] chdir("./20110") = 0 [pid 20400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20400] setpgid(0, 0) = 0 [pid 20400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20400] write(3, "1000", 4) = 4 [pid 20400] close(3) = 0 [pid 20400] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20400] write(1, "executing program\n", 18executing program ) = 18 [pid 20400] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20400] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20400] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20400] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20400] exit_group(0) = ? [pid 20400] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20110/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20110") = 0 mkdir("./20111", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20401 attached [pid 20401] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20401 [pid 20401] chdir("./20111") = 0 [pid 20401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20401] setpgid(0, 0) = 0 [pid 20401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20401] write(3, "1000", 4) = 4 [pid 20401] close(3) = 0 executing program [pid 20401] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20401] write(1, "executing program\n", 18) = 18 [pid 20401] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20401] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20401] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20401] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20401] exit_group(0) = ? [pid 20401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20111/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20111") = 0 mkdir("./20112", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20402 ./strace-static-x86_64: Process 20402 attached [pid 20402] set_robust_list(0x55555e144660, 24) = 0 [pid 20402] chdir("./20112") = 0 [pid 20402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20402] setpgid(0, 0) = 0 [pid 20402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20402] write(3, "1000", 4) = 4 [pid 20402] close(3) = 0 [pid 20402] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20402] write(1, "executing program\n", 18) = 18 [pid 20402] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20402] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20402] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20402] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20402] exit_group(0) = ? [pid 20402] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20112/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20112") = 0 mkdir("./20113", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20403 ./strace-static-x86_64: Process 20403 attached [pid 20403] set_robust_list(0x55555e144660, 24) = 0 [pid 20403] chdir("./20113") = 0 [pid 20403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20403] setpgid(0, 0) = 0 [pid 20403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20403] write(3, "1000", 4) = 4 [pid 20403] close(3) = 0 [pid 20403] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20403] write(1, "executing program\n", 18) = 18 [pid 20403] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20403] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20403] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20403] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20403] exit_group(0) = ? [pid 20403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20113/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20113") = 0 mkdir("./20114", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20404 attached [pid 20404] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20404 [pid 20404] chdir("./20114") = 0 [pid 20404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20404] setpgid(0, 0) = 0 [pid 20404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20404] write(3, "1000", 4) = 4 [pid 20404] close(3) = 0 [pid 20404] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20404] write(1, "executing program\n", 18) = 18 [pid 20404] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20404] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20404] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20404] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20404] exit_group(0) = ? [pid 20404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20114/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20114") = 0 mkdir("./20115", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20405 ./strace-static-x86_64: Process 20405 attached [pid 20405] set_robust_list(0x55555e144660, 24) = 0 [pid 20405] chdir("./20115") = 0 [pid 20405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20405] setpgid(0, 0) = 0 [pid 20405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20405] write(3, "1000", 4) = 4 [pid 20405] close(3) = 0 [pid 20405] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20405] write(1, "executing program\n", 18) = 18 [pid 20405] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20405] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20405] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20405] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20405] exit_group(0) = ? [pid 20405] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20115/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20115") = 0 mkdir("./20116", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20406 ./strace-static-x86_64: Process 20406 attached [pid 20406] set_robust_list(0x55555e144660, 24) = 0 [pid 20406] chdir("./20116") = 0 [pid 20406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20406] setpgid(0, 0) = 0 [pid 20406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20406] write(3, "1000", 4) = 4 [pid 20406] close(3) = 0 [pid 20406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20406] write(1, "executing program\n", 18executing program ) = 18 [pid 20406] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20406] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20406] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20406] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20406] exit_group(0) = ? [pid 20406] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20116/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20116") = 0 mkdir("./20117", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20407 ./strace-static-x86_64: Process 20407 attached [pid 20407] set_robust_list(0x55555e144660, 24) = 0 [pid 20407] chdir("./20117") = 0 [pid 20407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20407] setpgid(0, 0) = 0 [pid 20407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20407] write(3, "1000", 4) = 4 [pid 20407] close(3) = 0 [pid 20407] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20407] write(1, "executing program\n", 18executing program ) = 18 [pid 20407] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20407] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20407] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20407] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20407] exit_group(0) = ? [pid 20407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20117/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20117") = 0 mkdir("./20118", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20408 attached , child_tidptr=0x55555e144650) = 20408 [pid 20408] set_robust_list(0x55555e144660, 24) = 0 [pid 20408] chdir("./20118") = 0 [pid 20408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20408] setpgid(0, 0) = 0 [pid 20408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20408] write(3, "1000", 4) = 4 [pid 20408] close(3) = 0 [pid 20408] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20408] write(1, "executing program\n", 18executing program ) = 18 [pid 20408] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20408] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20408] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20408] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20408] exit_group(0) = ? [pid 20408] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20118/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20118") = 0 mkdir("./20119", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20409 attached [pid 20409] set_robust_list(0x55555e144660, 24) = 0 [pid 20409] chdir("./20119" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20409 [pid 20409] <... chdir resumed>) = 0 [pid 20409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20409] setpgid(0, 0) = 0 [pid 20409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20409] write(3, "1000", 4) = 4 [pid 20409] close(3) = 0 [pid 20409] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20409] write(1, "executing program\n", 18executing program ) = 18 [pid 20409] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20409] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20409] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20409] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20409] exit_group(0) = ? [pid 20409] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20119", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20119/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20119") = 0 mkdir("./20120", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20410 ./strace-static-x86_64: Process 20410 attached [pid 20410] set_robust_list(0x55555e144660, 24) = 0 [pid 20410] chdir("./20120") = 0 [pid 20410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20410] setpgid(0, 0) = 0 [pid 20410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20410] write(3, "1000", 4) = 4 [pid 20410] close(3) = 0 [pid 20410] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20410] write(1, "executing program\n", 18) = 18 [pid 20410] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20410] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20410] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20410] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20410] exit_group(0) = ? [pid 20410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20120", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20120/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20120/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20120") = 0 mkdir("./20121", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20411 attached , child_tidptr=0x55555e144650) = 20411 [pid 20411] set_robust_list(0x55555e144660, 24) = 0 [pid 20411] chdir("./20121") = 0 [pid 20411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20411] setpgid(0, 0) = 0 [pid 20411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20411] write(3, "1000", 4) = 4 [pid 20411] close(3) = 0 [pid 20411] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20411] write(1, "executing program\n", 18) = 18 [pid 20411] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20411] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20411] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20411] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20411] exit_group(0) = ? [pid 20411] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20121/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20121") = 0 mkdir("./20122", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20412 ./strace-static-x86_64: Process 20412 attached [pid 20412] set_robust_list(0x55555e144660, 24) = 0 [pid 20412] chdir("./20122") = 0 [pid 20412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20412] setpgid(0, 0) = 0 [pid 20412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20412] write(3, "1000", 4) = 4 [pid 20412] close(3) = 0 [pid 20412] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20412] write(1, "executing program\n", 18executing program ) = 18 [pid 20412] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20412] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20412] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20412] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20412] exit_group(0) = ? [pid 20412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20122", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20122/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20122") = 0 mkdir("./20123", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20413 ./strace-static-x86_64: Process 20413 attached [pid 20413] set_robust_list(0x55555e144660, 24) = 0 [pid 20413] chdir("./20123") = 0 [pid 20413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20413] setpgid(0, 0) = 0 [pid 20413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20413] write(3, "1000", 4) = 4 [pid 20413] close(3) = 0 [pid 20413] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20413] write(1, "executing program\n", 18) = 18 [pid 20413] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20413] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20413] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20413] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20413] exit_group(0) = ? [pid 20413] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20123/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20123") = 0 mkdir("./20124", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20414 ./strace-static-x86_64: Process 20414 attached [pid 20414] set_robust_list(0x55555e144660, 24) = 0 [pid 20414] chdir("./20124") = 0 [pid 20414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20414] setpgid(0, 0) = 0 [pid 20414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20414] write(3, "1000", 4) = 4 [pid 20414] close(3) = 0 [pid 20414] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20414] write(1, "executing program\n", 18) = 18 [pid 20414] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20414] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20414] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20414] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20414] exit_group(0) = ? [pid 20414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20124", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20124/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20124") = 0 mkdir("./20125", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20415 ./strace-static-x86_64: Process 20415 attached [pid 20415] set_robust_list(0x55555e144660, 24) = 0 [pid 20415] chdir("./20125") = 0 [pid 20415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20415] setpgid(0, 0) = 0 [pid 20415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20415] write(3, "1000", 4) = 4 [pid 20415] close(3) = 0 [pid 20415] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20415] write(1, "executing program\n", 18executing program ) = 18 [pid 20415] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20415] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20415] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20415] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20415] exit_group(0) = ? [pid 20415] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20125/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20125") = 0 mkdir("./20126", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20416 ./strace-static-x86_64: Process 20416 attached [pid 20416] set_robust_list(0x55555e144660, 24) = 0 [pid 20416] chdir("./20126") = 0 [pid 20416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20416] setpgid(0, 0) = 0 [pid 20416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20416] write(3, "1000", 4) = 4 [pid 20416] close(3) = 0 [pid 20416] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20416] write(1, "executing program\n", 18executing program ) = 18 [pid 20416] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20416] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20416] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20416] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20416] exit_group(0) = ? [pid 20416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20126/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20126") = 0 mkdir("./20127", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20417 ./strace-static-x86_64: Process 20417 attached [pid 20417] set_robust_list(0x55555e144660, 24) = 0 [pid 20417] chdir("./20127") = 0 [pid 20417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20417] setpgid(0, 0) = 0 [pid 20417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20417] write(3, "1000", 4) = 4 [pid 20417] close(3) = 0 [pid 20417] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20417] write(1, "executing program\n", 18) = 18 [pid 20417] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20417] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20417] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20417] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20417] exit_group(0) = ? [pid 20417] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20127", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20127/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20127") = 0 mkdir("./20128", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20418 attached , child_tidptr=0x55555e144650) = 20418 [pid 20418] set_robust_list(0x55555e144660, 24) = 0 [pid 20418] chdir("./20128") = 0 [pid 20418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20418] setpgid(0, 0) = 0 [pid 20418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20418] write(3, "1000", 4) = 4 [pid 20418] close(3) = 0 [pid 20418] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20418] write(1, "executing program\n", 18executing program ) = 18 [pid 20418] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20418] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20418] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20418] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20418] exit_group(0) = ? [pid 20418] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20128/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20128") = 0 mkdir("./20129", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20419 ./strace-static-x86_64: Process 20419 attached [pid 20419] set_robust_list(0x55555e144660, 24) = 0 [pid 20419] chdir("./20129") = 0 [pid 20419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20419] setpgid(0, 0) = 0 [pid 20419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20419] write(3, "1000", 4) = 4 [pid 20419] close(3) = 0 [pid 20419] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20419] write(1, "executing program\n", 18executing program ) = 18 [pid 20419] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20419] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20419] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20419] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20419] exit_group(0) = ? [pid 20419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20129", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20129/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20129/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20129") = 0 mkdir("./20130", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20420 attached [pid 20420] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20420 [pid 20420] chdir("./20130") = 0 [pid 20420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20420] setpgid(0, 0) = 0 [pid 20420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20420] write(3, "1000", 4) = 4 [pid 20420] close(3) = 0 [pid 20420] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20420] write(1, "executing program\n", 18) = 18 [pid 20420] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20420] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20420] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20420] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20420] exit_group(0) = ? [pid 20420] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20130", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20130/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20130/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20130") = 0 mkdir("./20131", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20421 ./strace-static-x86_64: Process 20421 attached [pid 20421] set_robust_list(0x55555e144660, 24) = 0 [pid 20421] chdir("./20131") = 0 [pid 20421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20421] setpgid(0, 0) = 0 [pid 20421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20421] write(3, "1000", 4) = 4 [pid 20421] close(3) = 0 [pid 20421] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20421] write(1, "executing program\n", 18) = 18 [pid 20421] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20421] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20421] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20421] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20421] exit_group(0) = ? [pid 20421] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20131/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20131/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20131") = 0 mkdir("./20132", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20422 attached [pid 20422] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20422 [pid 20422] chdir("./20132") = 0 [pid 20422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20422] setpgid(0, 0) = 0 [pid 20422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20422] write(3, "1000", 4) = 4 [pid 20422] close(3) = 0 [pid 20422] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20422] write(1, "executing program\n", 18) = 18 [pid 20422] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20422] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20422] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20422] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20422] exit_group(0) = ? [pid 20422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20132", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20132/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20132/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20132") = 0 mkdir("./20133", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20423 ./strace-static-x86_64: Process 20423 attached [pid 20423] set_robust_list(0x55555e144660, 24) = 0 [pid 20423] chdir("./20133") = 0 [pid 20423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20423] setpgid(0, 0) = 0 [pid 20423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20423] write(3, "1000", 4) = 4 [pid 20423] close(3) = 0 [pid 20423] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20423] write(1, "executing program\n", 18) = 18 [pid 20423] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20423] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20423] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20423] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20423] exit_group(0) = ? [pid 20423] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20133", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20133/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20133/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20133") = 0 mkdir("./20134", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20424 attached [pid 20424] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20424 [pid 20424] chdir("./20134") = 0 [pid 20424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20424] setpgid(0, 0) = 0 [pid 20424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20424] write(3, "1000", 4) = 4 [pid 20424] close(3) = 0 [pid 20424] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20424] write(1, "executing program\n", 18) = 18 [pid 20424] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20424] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20424] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20424] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20424] exit_group(0) = ? [pid 20424] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20134", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20134/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20134/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20134") = 0 mkdir("./20135", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20425 ./strace-static-x86_64: Process 20425 attached [pid 20425] set_robust_list(0x55555e144660, 24) = 0 [pid 20425] chdir("./20135") = 0 [pid 20425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20425] setpgid(0, 0) = 0 [pid 20425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20425] write(3, "1000", 4) = 4 [pid 20425] close(3) = 0 [pid 20425] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20425] write(1, "executing program\n", 18) = 18 [pid 20425] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20425] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20425] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20425] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20425] exit_group(0) = ? [pid 20425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20135", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20135/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20135/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20135") = 0 mkdir("./20136", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20426 ./strace-static-x86_64: Process 20426 attached [pid 20426] set_robust_list(0x55555e144660, 24) = 0 [pid 20426] chdir("./20136") = 0 [pid 20426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20426] setpgid(0, 0) = 0 [pid 20426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20426] write(3, "1000", 4) = 4 [pid 20426] close(3) = 0 [pid 20426] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20426] write(1, "executing program\n", 18) = 18 [pid 20426] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20426] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20426] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20426] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20426] exit_group(0) = ? [pid 20426] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20136", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20136/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20136/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20136") = 0 mkdir("./20137", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20427 ./strace-static-x86_64: Process 20427 attached [pid 20427] set_robust_list(0x55555e144660, 24) = 0 [pid 20427] chdir("./20137") = 0 [pid 20427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20427] setpgid(0, 0) = 0 [pid 20427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20427] write(3, "1000", 4) = 4 [pid 20427] close(3) = 0 [pid 20427] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20427] write(1, "executing program\n", 18) = 18 [pid 20427] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20427] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20427] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20427] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20427] exit_group(0) = ? [pid 20427] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20137", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20137/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20137/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20137") = 0 mkdir("./20138", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20428 ./strace-static-x86_64: Process 20428 attached [pid 20428] set_robust_list(0x55555e144660, 24) = 0 [pid 20428] chdir("./20138") = 0 [pid 20428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20428] setpgid(0, 0) = 0 [pid 20428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20428] write(3, "1000", 4) = 4 [pid 20428] close(3) = 0 [pid 20428] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20428] write(1, "executing program\n", 18) = 18 [pid 20428] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20428] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20428] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20428] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20428] exit_group(0) = ? [pid 20428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20138", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20138/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20138/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20138") = 0 mkdir("./20139", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20429 ./strace-static-x86_64: Process 20429 attached [pid 20429] set_robust_list(0x55555e144660, 24) = 0 [pid 20429] chdir("./20139") = 0 [pid 20429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20429] setpgid(0, 0) = 0 [pid 20429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20429] write(3, "1000", 4) = 4 [pid 20429] close(3) = 0 [pid 20429] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20429] write(1, "executing program\n", 18) = 18 [pid 20429] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20429] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20429] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20429] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20429] exit_group(0) = ? [pid 20429] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20139", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20139/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20139/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20139") = 0 mkdir("./20140", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20430 ./strace-static-x86_64: Process 20430 attached [pid 20430] set_robust_list(0x55555e144660, 24) = 0 [pid 20430] chdir("./20140") = 0 [pid 20430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20430] setpgid(0, 0) = 0 [pid 20430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20430] write(3, "1000", 4) = 4 [pid 20430] close(3) = 0 [pid 20430] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20430] write(1, "executing program\n", 18executing program ) = 18 [pid 20430] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20430] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20430] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20430] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20430] exit_group(0) = ? [pid 20430] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20140", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20140/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20140/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20140") = 0 mkdir("./20141", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20431 ./strace-static-x86_64: Process 20431 attached [pid 20431] set_robust_list(0x55555e144660, 24) = 0 [pid 20431] chdir("./20141") = 0 [pid 20431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20431] setpgid(0, 0) = 0 [pid 20431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20431] write(3, "1000", 4) = 4 [pid 20431] close(3) = 0 [pid 20431] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20431] write(1, "executing program\n", 18) = 18 [pid 20431] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20431] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20431] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20431] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20431] exit_group(0) = ? [pid 20431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20141", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20141/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20141/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20141") = 0 mkdir("./20142", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20432 ./strace-static-x86_64: Process 20432 attached [pid 20432] set_robust_list(0x55555e144660, 24) = 0 [pid 20432] chdir("./20142") = 0 [pid 20432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20432] setpgid(0, 0) = 0 [pid 20432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20432] write(3, "1000", 4) = 4 [pid 20432] close(3) = 0 [pid 20432] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20432] write(1, "executing program\n", 18executing program ) = 18 [pid 20432] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20432] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20432] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20432] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20432] exit_group(0) = ? [pid 20432] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20142", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20142/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20142/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20142") = 0 mkdir("./20143", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20433 ./strace-static-x86_64: Process 20433 attached [pid 20433] set_robust_list(0x55555e144660, 24) = 0 [pid 20433] chdir("./20143") = 0 [pid 20433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20433] setpgid(0, 0) = 0 [pid 20433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20433] write(3, "1000", 4) = 4 [pid 20433] close(3) = 0 [pid 20433] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20433] write(1, "executing program\n", 18) = 18 [pid 20433] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20433] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20433] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20433] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20433] exit_group(0) = ? [pid 20433] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20143", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20143/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20143/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20143") = 0 mkdir("./20144", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20434 ./strace-static-x86_64: Process 20434 attached [pid 20434] set_robust_list(0x55555e144660, 24) = 0 [pid 20434] chdir("./20144") = 0 [pid 20434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20434] setpgid(0, 0) = 0 [pid 20434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20434] write(3, "1000", 4) = 4 [pid 20434] close(3) = 0 [pid 20434] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20434] write(1, "executing program\n", 18) = 18 [pid 20434] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20434] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20434] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20434] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20434] exit_group(0) = ? [pid 20434] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20144", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20144/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20144/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20144") = 0 mkdir("./20145", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20435 ./strace-static-x86_64: Process 20435 attached [pid 20435] set_robust_list(0x55555e144660, 24) = 0 [pid 20435] chdir("./20145") = 0 [pid 20435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20435] setpgid(0, 0) = 0 [pid 20435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20435] write(3, "1000", 4) = 4 [pid 20435] close(3) = 0 [pid 20435] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20435] write(1, "executing program\n", 18) = 18 [pid 20435] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20435] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20435] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20435] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20435] exit_group(0) = ? [pid 20435] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20145", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20145/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20145/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20145/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20145") = 0 mkdir("./20146", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20436 ./strace-static-x86_64: Process 20436 attached [pid 20436] set_robust_list(0x55555e144660, 24) = 0 [pid 20436] chdir("./20146") = 0 [pid 20436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20436] setpgid(0, 0) = 0 [pid 20436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20436] write(3, "1000", 4) = 4 [pid 20436] close(3) = 0 [pid 20436] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20436] write(1, "executing program\n", 18) = 18 [pid 20436] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20436] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20436] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20436] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20436] exit_group(0) = ? [pid 20436] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20146", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20146/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20146/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20146/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20146") = 0 mkdir("./20147", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20437 attached [pid 20437] set_robust_list(0x55555e144660, 24) = 0 [pid 20437] chdir("./20147" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20437 [pid 20437] <... chdir resumed>) = 0 [pid 20437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20437] setpgid(0, 0) = 0 [pid 20437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20437] write(3, "1000", 4) = 4 [pid 20437] close(3) = 0 [pid 20437] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20437] write(1, "executing program\n", 18) = 18 [pid 20437] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20437] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20437] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20437] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20437] exit_group(0) = ? [pid 20437] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20147", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20147/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20147/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20147/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20147") = 0 mkdir("./20148", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20438 ./strace-static-x86_64: Process 20438 attached [pid 20438] set_robust_list(0x55555e144660, 24) = 0 [pid 20438] chdir("./20148") = 0 [pid 20438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20438] setpgid(0, 0) = 0 [pid 20438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20438] write(3, "1000", 4) = 4 [pid 20438] close(3) = 0 [pid 20438] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20438] write(1, "executing program\n", 18) = 18 [pid 20438] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20438] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20438] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20438] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20438] exit_group(0) = ? [pid 20438] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20148", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20148/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20148/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20148/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20148") = 0 mkdir("./20149", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20439 attached [pid 20439] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20439 [pid 20439] chdir("./20149") = 0 [pid 20439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20439] setpgid(0, 0) = 0 [pid 20439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20439] write(3, "1000", 4) = 4 [pid 20439] close(3) = 0 [pid 20439] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20439] write(1, "executing program\n", 18) = 18 [pid 20439] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20439] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20439] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20439] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20439] exit_group(0) = ? [pid 20439] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20149", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20149/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20149/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20149/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20149") = 0 mkdir("./20150", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20440 attached [pid 20440] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20440 [pid 20440] <... set_robust_list resumed>) = 0 [pid 20440] chdir("./20150") = 0 [pid 20440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20440] setpgid(0, 0) = 0 [pid 20440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20440] write(3, "1000", 4) = 4 [pid 20440] close(3) = 0 [pid 20440] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20440] write(1, "executing program\n", 18) = 18 [pid 20440] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20440] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20440] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20440] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20440] exit_group(0) = ? [pid 20440] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20150", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20150/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20150/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20150/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20150") = 0 mkdir("./20151", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20441 ./strace-static-x86_64: Process 20441 attached [pid 20441] set_robust_list(0x55555e144660, 24) = 0 [pid 20441] chdir("./20151") = 0 [pid 20441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20441] setpgid(0, 0) = 0 [pid 20441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20441] write(3, "1000", 4) = 4 [pid 20441] close(3) = 0 [pid 20441] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20441] write(1, "executing program\n", 18) = 18 [pid 20441] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20441] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20441] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20441] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20441] exit_group(0) = ? [pid 20441] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20151", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20151/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20151/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20151/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20151") = 0 mkdir("./20152", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20442 attached [pid 20442] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20442 [pid 20442] chdir("./20152") = 0 [pid 20442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20442] setpgid(0, 0) = 0 [pid 20442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20442] write(3, "1000", 4) = 4 [pid 20442] close(3) = 0 [pid 20442] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20442] write(1, "executing program\n", 18) = 18 [pid 20442] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20442] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20442] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20442] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20442] exit_group(0) = ? [pid 20442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20152", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20152/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20152/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20152") = 0 mkdir("./20153", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20443 ./strace-static-x86_64: Process 20443 attached [pid 20443] set_robust_list(0x55555e144660, 24) = 0 [pid 20443] chdir("./20153") = 0 [pid 20443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20443] setpgid(0, 0) = 0 [pid 20443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20443] write(3, "1000", 4) = 4 [pid 20443] close(3) = 0 [pid 20443] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20443] write(1, "executing program\n", 18executing program ) = 18 [pid 20443] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20443] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20443] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20443] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20443] exit_group(0) = ? [pid 20443] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20153", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20153/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20153/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20153/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20153") = 0 mkdir("./20154", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20444 ./strace-static-x86_64: Process 20444 attached [pid 20444] set_robust_list(0x55555e144660, 24) = 0 [pid 20444] chdir("./20154") = 0 [pid 20444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20444] setpgid(0, 0) = 0 [pid 20444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20444] write(3, "1000", 4) = 4 [pid 20444] close(3) = 0 [pid 20444] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20444] write(1, "executing program\n", 18) = 18 [pid 20444] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20444] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20444] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20444] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20444] exit_group(0) = ? [pid 20444] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20154", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20154/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20154/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20154/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20154") = 0 mkdir("./20155", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20445 ./strace-static-x86_64: Process 20445 attached [pid 20445] set_robust_list(0x55555e144660, 24) = 0 [pid 20445] chdir("./20155") = 0 [pid 20445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20445] setpgid(0, 0) = 0 [pid 20445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20445] write(3, "1000", 4) = 4 [pid 20445] close(3) = 0 [pid 20445] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20445] write(1, "executing program\n", 18executing program ) = 18 [pid 20445] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20445] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20445] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20445] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20445] exit_group(0) = ? [pid 20445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20155", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20155/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20155/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20155/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20155") = 0 mkdir("./20156", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20446 ./strace-static-x86_64: Process 20446 attached [pid 20446] set_robust_list(0x55555e144660, 24) = 0 [pid 20446] chdir("./20156") = 0 [pid 20446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20446] setpgid(0, 0) = 0 [pid 20446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20446] write(3, "1000", 4) = 4 [pid 20446] close(3) = 0 [pid 20446] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20446] write(1, "executing program\n", 18) = 18 [pid 20446] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20446] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20446] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20446] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20446] exit_group(0) = ? [pid 20446] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20156", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20156/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20156/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20156/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20156") = 0 mkdir("./20157", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20447 attached [pid 20447] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20447 [pid 20447] chdir("./20157") = 0 [pid 20447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20447] setpgid(0, 0) = 0 [pid 20447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20447] write(3, "1000", 4) = 4 [pid 20447] close(3) = 0 [pid 20447] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20447] write(1, "executing program\n", 18) = 18 [pid 20447] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20447] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20447] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20447] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20447] exit_group(0) = ? [pid 20447] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20157", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20157/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20157/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20157") = 0 mkdir("./20158", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20448 ./strace-static-x86_64: Process 20448 attached [pid 20448] set_robust_list(0x55555e144660, 24) = 0 [pid 20448] chdir("./20158") = 0 [pid 20448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20448] setpgid(0, 0) = 0 [pid 20448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20448] write(3, "1000", 4) = 4 [pid 20448] close(3) = 0 [pid 20448] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20448] write(1, "executing program\n", 18executing program ) = 18 [pid 20448] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20448] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20448] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20448] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20448] exit_group(0) = ? [pid 20448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20158", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20158/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20158/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20158/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20158") = 0 mkdir("./20159", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20449 ./strace-static-x86_64: Process 20449 attached [pid 20449] set_robust_list(0x55555e144660, 24) = 0 [pid 20449] chdir("./20159") = 0 [pid 20449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20449] setpgid(0, 0) = 0 [pid 20449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20449] write(3, "1000", 4) = 4 [pid 20449] close(3) = 0 [pid 20449] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20449] write(1, "executing program\n", 18) = 18 [pid 20449] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20449] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20449] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20449] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20449] exit_group(0) = ? [pid 20449] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20159", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20159/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20159/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20159/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20159") = 0 mkdir("./20160", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20450 ./strace-static-x86_64: Process 20450 attached [pid 20450] set_robust_list(0x55555e144660, 24) = 0 [pid 20450] chdir("./20160") = 0 [pid 20450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20450] setpgid(0, 0) = 0 [pid 20450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20450] write(3, "1000", 4) = 4 [pid 20450] close(3) = 0 [pid 20450] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20450] write(1, "executing program\n", 18) = 18 [pid 20450] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20450] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20450] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20450] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20450] exit_group(0) = ? [pid 20450] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20160", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20160/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20160/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20160/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20160") = 0 mkdir("./20161", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20451 ./strace-static-x86_64: Process 20451 attached [pid 20451] set_robust_list(0x55555e144660, 24) = 0 [pid 20451] chdir("./20161") = 0 [pid 20451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20451] setpgid(0, 0) = 0 [pid 20451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20451] write(3, "1000", 4) = 4 [pid 20451] close(3) = 0 [pid 20451] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20451] write(1, "executing program\n", 18) = 18 [pid 20451] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20451] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20451] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20451] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20451] exit_group(0) = ? [pid 20451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20161", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20161/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20161/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20161") = 0 mkdir("./20162", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20452 attached [pid 20452] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20452 [pid 20452] chdir("./20162") = 0 [pid 20452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20452] setpgid(0, 0) = 0 [pid 20452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20452] write(3, "1000", 4) = 4 [pid 20452] close(3) = 0 [pid 20452] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20452] write(1, "executing program\n", 18executing program ) = 18 [pid 20452] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20452] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20452] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20452] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20452] exit_group(0) = ? [pid 20452] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20162", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20162/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20162/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20162") = 0 mkdir("./20163", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20453 ./strace-static-x86_64: Process 20453 attached [pid 20453] set_robust_list(0x55555e144660, 24) = 0 [pid 20453] chdir("./20163") = 0 [pid 20453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20453] setpgid(0, 0) = 0 [pid 20453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20453] write(3, "1000", 4) = 4 [pid 20453] close(3) = 0 [pid 20453] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20453] write(1, "executing program\n", 18executing program ) = 18 [pid 20453] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20453] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20453] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20453] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20453] exit_group(0) = ? [pid 20453] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20163", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20163/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20163/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20163") = 0 mkdir("./20164", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20454 ./strace-static-x86_64: Process 20454 attached [pid 20454] set_robust_list(0x55555e144660, 24) = 0 [pid 20454] chdir("./20164") = 0 [pid 20454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20454] setpgid(0, 0) = 0 [pid 20454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20454] write(3, "1000", 4) = 4 [pid 20454] close(3) = 0 [pid 20454] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20454] write(1, "executing program\n", 18executing program ) = 18 [pid 20454] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20454] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20454] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20454] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20454] exit_group(0) = ? [pid 20454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20164", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20164/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20164/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20164/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20164") = 0 mkdir("./20165", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20455 ./strace-static-x86_64: Process 20455 attached [pid 20455] set_robust_list(0x55555e144660, 24) = 0 [pid 20455] chdir("./20165") = 0 [pid 20455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20455] setpgid(0, 0) = 0 [pid 20455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20455] write(3, "1000", 4) = 4 [pid 20455] close(3) = 0 [pid 20455] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20455] write(1, "executing program\n", 18executing program ) = 18 [pid 20455] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20455] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20455] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20455] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20455] exit_group(0) = ? [pid 20455] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20165", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20165/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20165/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20165") = 0 mkdir("./20166", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20456 ./strace-static-x86_64: Process 20456 attached [pid 20456] set_robust_list(0x55555e144660, 24) = 0 [pid 20456] chdir("./20166") = 0 [pid 20456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20456] setpgid(0, 0) = 0 [pid 20456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20456] write(3, "1000", 4) = 4 [pid 20456] close(3) = 0 [pid 20456] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20456] write(1, "executing program\n", 18executing program ) = 18 [pid 20456] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20456] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20456] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20456] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20456] exit_group(0) = ? [pid 20456] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20166", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20166/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20166/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20166") = 0 mkdir("./20167", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20457 ./strace-static-x86_64: Process 20457 attached [pid 20457] set_robust_list(0x55555e144660, 24) = 0 [pid 20457] chdir("./20167") = 0 [pid 20457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20457] setpgid(0, 0) = 0 [pid 20457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20457] write(3, "1000", 4) = 4 [pid 20457] close(3) = 0 [pid 20457] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20457] write(1, "executing program\n", 18executing program ) = 18 [pid 20457] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20457] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20457] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20457] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20457] exit_group(0) = ? [pid 20457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20167", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20167/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20167/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20167") = 0 mkdir("./20168", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20458 ./strace-static-x86_64: Process 20458 attached [pid 20458] set_robust_list(0x55555e144660, 24) = 0 [pid 20458] chdir("./20168") = 0 [pid 20458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20458] setpgid(0, 0) = 0 [pid 20458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20458] write(3, "1000", 4) = 4 [pid 20458] close(3) = 0 [pid 20458] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20458] write(1, "executing program\n", 18) = 18 [pid 20458] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20458] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20458] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20458] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20458] exit_group(0) = ? [pid 20458] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20168", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20168/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20168/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20168") = 0 mkdir("./20169", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20459 attached [pid 20459] set_robust_list(0x55555e144660, 24) = 0 [pid 20459] chdir("./20169") = 0 [pid 20459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20459] setpgid(0, 0) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20459 [pid 20459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20459] write(3, "1000", 4) = 4 [pid 20459] close(3) = 0 [pid 20459] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20459] write(1, "executing program\n", 18executing program ) = 18 [pid 20459] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20459] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20459] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20459] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20459] exit_group(0) = ? [pid 20459] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20169", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20169/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20169/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20169") = 0 mkdir("./20170", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20460 ./strace-static-x86_64: Process 20460 attached [pid 20460] set_robust_list(0x55555e144660, 24) = 0 [pid 20460] chdir("./20170") = 0 [pid 20460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20460] setpgid(0, 0) = 0 [pid 20460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20460] write(3, "1000", 4) = 4 [pid 20460] close(3) = 0 [pid 20460] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20460] write(1, "executing program\n", 18) = 18 [pid 20460] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20460] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20460] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20460] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20460] exit_group(0) = ? [pid 20460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20170", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20170/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20170/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20170") = 0 mkdir("./20171", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20461 ./strace-static-x86_64: Process 20461 attached [pid 20461] set_robust_list(0x55555e144660, 24) = 0 [pid 20461] chdir("./20171") = 0 [pid 20461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20461] setpgid(0, 0) = 0 [pid 20461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20461] write(3, "1000", 4) = 4 [pid 20461] close(3) = 0 [pid 20461] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20461] write(1, "executing program\n", 18) = 18 [pid 20461] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20461] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20461] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20461] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20461] exit_group(0) = ? [pid 20461] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20171", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20171/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20171/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20171") = 0 mkdir("./20172", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20462 attached , child_tidptr=0x55555e144650) = 20462 [pid 20462] set_robust_list(0x55555e144660, 24) = 0 [pid 20462] chdir("./20172") = 0 [pid 20462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20462] setpgid(0, 0) = 0 [pid 20462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20462] write(3, "1000", 4) = 4 [pid 20462] close(3) = 0 [pid 20462] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20462] write(1, "executing program\n", 18executing program ) = 18 [pid 20462] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20462] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20462] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20462] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20462] exit_group(0) = ? [pid 20462] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20172", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20172/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20172/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20172") = 0 mkdir("./20173", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20463 ./strace-static-x86_64: Process 20463 attached [pid 20463] set_robust_list(0x55555e144660, 24) = 0 [pid 20463] chdir("./20173") = 0 [pid 20463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20463] setpgid(0, 0) = 0 [pid 20463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20463] write(3, "1000", 4) = 4 [pid 20463] close(3) = 0 [pid 20463] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20463] write(1, "executing program\n", 18executing program ) = 18 [pid 20463] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20463] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20463] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20463] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20463] exit_group(0) = ? [pid 20463] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20173", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20173/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20173/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20173") = 0 mkdir("./20174", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20464 ./strace-static-x86_64: Process 20464 attached [pid 20464] set_robust_list(0x55555e144660, 24) = 0 [pid 20464] chdir("./20174") = 0 [pid 20464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20464] setpgid(0, 0) = 0 [pid 20464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20464] write(3, "1000", 4) = 4 [pid 20464] close(3) = 0 [pid 20464] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20464] write(1, "executing program\n", 18) = 18 [pid 20464] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20464] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20464] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20464] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20464] exit_group(0) = ? [pid 20464] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20174", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20174/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20174/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20174") = 0 mkdir("./20175", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20465 ./strace-static-x86_64: Process 20465 attached [pid 20465] set_robust_list(0x55555e144660, 24) = 0 [pid 20465] chdir("./20175") = 0 [pid 20465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20465] setpgid(0, 0) = 0 [pid 20465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20465] write(3, "1000", 4) = 4 [pid 20465] close(3) = 0 executing program [pid 20465] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20465] write(1, "executing program\n", 18) = 18 [pid 20465] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20465] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20465] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20465] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20465] exit_group(0) = ? [pid 20465] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20175", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20175/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20175/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20175") = 0 mkdir("./20176", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20466 ./strace-static-x86_64: Process 20466 attached [pid 20466] set_robust_list(0x55555e144660, 24) = 0 [pid 20466] chdir("./20176") = 0 [pid 20466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20466] setpgid(0, 0) = 0 [pid 20466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20466] write(3, "1000", 4) = 4 [pid 20466] close(3) = 0 [pid 20466] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20466] write(1, "executing program\n", 18) = 18 [pid 20466] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20466] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20466] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20466] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20466] exit_group(0) = ? [pid 20466] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20176", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20176/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20176/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20176") = 0 mkdir("./20177", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20467 attached [pid 20467] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20467 [pid 20467] chdir("./20177") = 0 [pid 20467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20467] setpgid(0, 0) = 0 [pid 20467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20467] write(3, "1000", 4) = 4 [pid 20467] close(3) = 0 [pid 20467] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20467] write(1, "executing program\n", 18executing program ) = 18 [pid 20467] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20467] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20467] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20467] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20467] exit_group(0) = ? [pid 20467] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20177", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20177/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20177/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20177") = 0 mkdir("./20178", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20468 attached [pid 20468] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20468 [pid 20468] chdir("./20178") = 0 [pid 20468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20468] setpgid(0, 0) = 0 [pid 20468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20468] write(3, "1000", 4) = 4 [pid 20468] close(3) = 0 [pid 20468] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20468] write(1, "executing program\n", 18executing program ) = 18 [pid 20468] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20468] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20468] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20468] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20468] exit_group(0) = ? [pid 20468] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20178", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20178/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20178/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20178") = 0 mkdir("./20179", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20469 attached , child_tidptr=0x55555e144650) = 20469 [pid 20469] set_robust_list(0x55555e144660, 24) = 0 [pid 20469] chdir("./20179") = 0 [pid 20469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20469] setpgid(0, 0) = 0 [pid 20469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20469] write(3, "1000", 4) = 4 [pid 20469] close(3) = 0 [pid 20469] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20469] write(1, "executing program\n", 18executing program ) = 18 [pid 20469] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20469] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20469] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20469] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20469] exit_group(0) = ? [pid 20469] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20179", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20179/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20179/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20179") = 0 mkdir("./20180", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20470 attached [pid 20470] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20470 [pid 20470] chdir("./20180") = 0 [pid 20470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20470] setpgid(0, 0) = 0 [pid 20470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20470] write(3, "1000", 4) = 4 [pid 20470] close(3) = 0 [pid 20470] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20470] write(1, "executing program\n", 18executing program ) = 18 [pid 20470] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20470] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20470] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20470] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20470] exit_group(0) = ? [pid 20470] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20180", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20180/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20180/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20180") = 0 mkdir("./20181", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20471 ./strace-static-x86_64: Process 20471 attached [pid 20471] set_robust_list(0x55555e144660, 24) = 0 [pid 20471] chdir("./20181") = 0 [pid 20471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20471] setpgid(0, 0) = 0 [pid 20471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20471] write(3, "1000", 4) = 4 [pid 20471] close(3) = 0 [pid 20471] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20471] write(1, "executing program\n", 18) = 18 [pid 20471] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20471] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20471] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20471] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20471] exit_group(0) = ? [pid 20471] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20181", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20181/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20181/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20181") = 0 mkdir("./20182", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20472 ./strace-static-x86_64: Process 20472 attached [pid 20472] set_robust_list(0x55555e144660, 24) = 0 [pid 20472] chdir("./20182") = 0 [pid 20472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20472] setpgid(0, 0) = 0 [pid 20472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20472] write(3, "1000", 4) = 4 [pid 20472] close(3) = 0 [pid 20472] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20472] write(1, "executing program\n", 18) = 18 [pid 20472] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20472] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20472] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20472] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20472] exit_group(0) = ? [pid 20472] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20182", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20182/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20182/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20182") = 0 mkdir("./20183", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20473 ./strace-static-x86_64: Process 20473 attached [pid 20473] set_robust_list(0x55555e144660, 24) = 0 [pid 20473] chdir("./20183") = 0 [pid 20473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20473] setpgid(0, 0) = 0 [pid 20473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20473] write(3, "1000", 4) = 4 [pid 20473] close(3) = 0 [pid 20473] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20473] write(1, "executing program\n", 18executing program ) = 18 [pid 20473] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20473] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20473] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20473] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20473] exit_group(0) = ? [pid 20473] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20183", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20183/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20183/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20183") = 0 mkdir("./20184", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20474 ./strace-static-x86_64: Process 20474 attached [pid 20474] set_robust_list(0x55555e144660, 24) = 0 [pid 20474] chdir("./20184") = 0 [pid 20474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20474] setpgid(0, 0) = 0 [pid 20474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20474] write(3, "1000", 4) = 4 [pid 20474] close(3) = 0 [pid 20474] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20474] write(1, "executing program\n", 18executing program ) = 18 [pid 20474] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20474] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20474] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20474] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20474] exit_group(0) = ? [pid 20474] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20184", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20184/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20184/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20184") = 0 mkdir("./20185", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20475 ./strace-static-x86_64: Process 20475 attached [pid 20475] set_robust_list(0x55555e144660, 24) = 0 [pid 20475] chdir("./20185") = 0 [pid 20475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20475] setpgid(0, 0) = 0 [pid 20475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20475] write(3, "1000", 4) = 4 [pid 20475] close(3) = 0 [pid 20475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20475] write(1, "executing program\n", 18executing program ) = 18 [pid 20475] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20475] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20475] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20475] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20475] exit_group(0) = ? [pid 20475] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20185", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20185/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20185/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20185") = 0 mkdir("./20186", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20476 ./strace-static-x86_64: Process 20476 attached [pid 20476] set_robust_list(0x55555e144660, 24) = 0 [pid 20476] chdir("./20186") = 0 [pid 20476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20476] setpgid(0, 0) = 0 [pid 20476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20476] write(3, "1000", 4) = 4 [pid 20476] close(3) = 0 [pid 20476] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20476] write(1, "executing program\n", 18) = 18 [pid 20476] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20476] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20476] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20476] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20476] exit_group(0) = ? [pid 20476] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20186", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20186/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20186/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20186") = 0 mkdir("./20187", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20477 attached , child_tidptr=0x55555e144650) = 20477 [pid 20477] set_robust_list(0x55555e144660, 24) = 0 [pid 20477] chdir("./20187") = 0 [pid 20477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20477] setpgid(0, 0) = 0 [pid 20477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20477] write(3, "1000", 4) = 4 [pid 20477] close(3) = 0 [pid 20477] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20477] write(1, "executing program\n", 18executing program ) = 18 [pid 20477] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20477] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20477] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20477] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20477] exit_group(0) = ? [pid 20477] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20187", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20187/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20187/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20187") = 0 mkdir("./20188", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20478 ./strace-static-x86_64: Process 20478 attached [pid 20478] set_robust_list(0x55555e144660, 24) = 0 [pid 20478] chdir("./20188") = 0 [pid 20478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20478] setpgid(0, 0) = 0 [pid 20478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20478] write(3, "1000", 4) = 4 [pid 20478] close(3) = 0 [pid 20478] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20478] write(1, "executing program\n", 18executing program ) = 18 [pid 20478] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20478] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20478] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20478] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20478] exit_group(0) = ? [pid 20478] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20188", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20188/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20188/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20188") = 0 mkdir("./20189", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20479 ./strace-static-x86_64: Process 20479 attached [pid 20479] set_robust_list(0x55555e144660, 24) = 0 [pid 20479] chdir("./20189") = 0 [pid 20479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20479] setpgid(0, 0) = 0 [pid 20479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20479] write(3, "1000", 4) = 4 [pid 20479] close(3) = 0 [pid 20479] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20479] write(1, "executing program\n", 18executing program ) = 18 [pid 20479] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20479] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20479] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20479] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20479] exit_group(0) = ? [pid 20479] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20189", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20189/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20189/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20189") = 0 mkdir("./20190", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20480 attached [pid 20480] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20480 [pid 20480] <... set_robust_list resumed>) = 0 [pid 20480] chdir("./20190") = 0 [pid 20480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20480] setpgid(0, 0) = 0 [pid 20480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20480] write(3, "1000", 4) = 4 [pid 20480] close(3) = 0 [pid 20480] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20480] write(1, "executing program\n", 18executing program ) = 18 [pid 20480] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20480] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20480] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20480] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20480] exit_group(0) = ? [pid 20480] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20190", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20190/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20190/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20190") = 0 mkdir("./20191", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20481 ./strace-static-x86_64: Process 20481 attached [pid 20481] set_robust_list(0x55555e144660, 24) = 0 [pid 20481] chdir("./20191") = 0 [pid 20481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20481] setpgid(0, 0) = 0 [pid 20481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20481] write(3, "1000", 4) = 4 [pid 20481] close(3) = 0 [pid 20481] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20481] write(1, "executing program\n", 18executing program ) = 18 [pid 20481] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20481] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20481] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20481] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20481] exit_group(0) = ? [pid 20481] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20191", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20191/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20191/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20191") = 0 mkdir("./20192", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20482 attached [pid 20482] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20482 [pid 20482] chdir("./20192") = 0 [pid 20482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20482] setpgid(0, 0) = 0 [pid 20482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20482] write(3, "1000", 4) = 4 [pid 20482] close(3) = 0 [pid 20482] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20482] write(1, "executing program\n", 18) = 18 [pid 20482] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20482] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20482] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20482] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20482] exit_group(0) = ? [pid 20482] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20192", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20192/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20192/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20192") = 0 mkdir("./20193", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20483 attached , child_tidptr=0x55555e144650) = 20483 [pid 20483] set_robust_list(0x55555e144660, 24) = 0 [pid 20483] chdir("./20193") = 0 [pid 20483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20483] setpgid(0, 0) = 0 [pid 20483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20483] write(3, "1000", 4) = 4 [pid 20483] close(3) = 0 [pid 20483] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20483] write(1, "executing program\n", 18executing program ) = 18 [pid 20483] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20483] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20483] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20483] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20483] exit_group(0) = ? [pid 20483] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20193", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20193/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20193/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20193") = 0 mkdir("./20194", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20484 ./strace-static-x86_64: Process 20484 attached [pid 20484] set_robust_list(0x55555e144660, 24) = 0 [pid 20484] chdir("./20194") = 0 [pid 20484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20484] setpgid(0, 0) = 0 [pid 20484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20484] write(3, "1000", 4) = 4 [pid 20484] close(3) = 0 [pid 20484] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20484] write(1, "executing program\n", 18executing program ) = 18 [pid 20484] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20484] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20484] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20484] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20484] exit_group(0) = ? [pid 20484] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20194", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20194/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20194/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20194") = 0 mkdir("./20195", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20485 ./strace-static-x86_64: Process 20485 attached [pid 20485] set_robust_list(0x55555e144660, 24) = 0 [pid 20485] chdir("./20195") = 0 [pid 20485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20485] setpgid(0, 0) = 0 [pid 20485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20485] write(3, "1000", 4) = 4 [pid 20485] close(3) = 0 [pid 20485] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20485] write(1, "executing program\n", 18executing program ) = 18 [pid 20485] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20485] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20485] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20485] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20485] exit_group(0) = ? [pid 20485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20195", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20195/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20195/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20195") = 0 mkdir("./20196", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20486 attached , child_tidptr=0x55555e144650) = 20486 [pid 20486] set_robust_list(0x55555e144660, 24) = 0 [pid 20486] chdir("./20196") = 0 [pid 20486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20486] setpgid(0, 0) = 0 [pid 20486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20486] write(3, "1000", 4) = 4 [pid 20486] close(3) = 0 [pid 20486] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20486] write(1, "executing program\n", 18executing program ) = 18 [pid 20486] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20486] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20486] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20486] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20486] exit_group(0) = ? [pid 20486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20196", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20196/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20196/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20196") = 0 mkdir("./20197", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20487 ./strace-static-x86_64: Process 20487 attached [pid 20487] set_robust_list(0x55555e144660, 24) = 0 [pid 20487] chdir("./20197") = 0 [pid 20487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20487] setpgid(0, 0) = 0 [pid 20487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20487] write(3, "1000", 4) = 4 [pid 20487] close(3) = 0 [pid 20487] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20487] write(1, "executing program\n", 18) = 18 [pid 20487] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20487] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20487] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20487] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20487] exit_group(0) = ? [pid 20487] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20197", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20197/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20197/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20197") = 0 mkdir("./20198", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20488 ./strace-static-x86_64: Process 20488 attached [pid 20488] set_robust_list(0x55555e144660, 24) = 0 [pid 20488] chdir("./20198") = 0 [pid 20488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20488] setpgid(0, 0) = 0 [pid 20488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20488] write(3, "1000", 4) = 4 [pid 20488] close(3) = 0 [pid 20488] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20488] write(1, "executing program\n", 18) = 18 [pid 20488] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20488] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20488] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20488] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20488] exit_group(0) = ? [pid 20488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20198", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20198/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20198/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20198") = 0 mkdir("./20199", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20489 ./strace-static-x86_64: Process 20489 attached [pid 20489] set_robust_list(0x55555e144660, 24) = 0 [pid 20489] chdir("./20199") = 0 [pid 20489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20489] setpgid(0, 0) = 0 [pid 20489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20489] write(3, "1000", 4) = 4 [pid 20489] close(3) = 0 [pid 20489] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20489] write(1, "executing program\n", 18) = 18 [pid 20489] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20489] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20489] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20489] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20489] exit_group(0) = ? [pid 20489] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20199", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20199/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20199/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20199") = 0 mkdir("./20200", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20490 ./strace-static-x86_64: Process 20490 attached [pid 20490] set_robust_list(0x55555e144660, 24) = 0 [pid 20490] chdir("./20200") = 0 [pid 20490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20490] setpgid(0, 0) = 0 [pid 20490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20490] write(3, "1000", 4) = 4 [pid 20490] close(3) = 0 [pid 20490] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20490] write(1, "executing program\n", 18executing program ) = 18 [pid 20490] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20490] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20490] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20490] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20490] exit_group(0) = ? [pid 20490] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20200", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20200/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20200/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20200") = 0 mkdir("./20201", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20491 ./strace-static-x86_64: Process 20491 attached [pid 20491] set_robust_list(0x55555e144660, 24) = 0 [pid 20491] chdir("./20201") = 0 [pid 20491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20491] setpgid(0, 0) = 0 [pid 20491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20491] write(3, "1000", 4) = 4 [pid 20491] close(3) = 0 [pid 20491] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20491] write(1, "executing program\n", 18) = 18 [pid 20491] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20491] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20491] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20491] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20491] exit_group(0) = ? [pid 20491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20201", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20201/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20201/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20201") = 0 mkdir("./20202", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20492 attached [pid 20492] set_robust_list(0x55555e144660, 24) = 0 [pid 20492] chdir("./20202" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20492 [pid 20492] <... chdir resumed>) = 0 [pid 20492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20492] setpgid(0, 0) = 0 [pid 20492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20492] write(3, "1000", 4) = 4 [pid 20492] close(3) = 0 [pid 20492] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20492] write(1, "executing program\n", 18) = 18 [pid 20492] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20492] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20492] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20492] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20492] exit_group(0) = ? [pid 20492] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20202", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20202/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20202/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20202") = 0 mkdir("./20203", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20493 ./strace-static-x86_64: Process 20493 attached [pid 20493] set_robust_list(0x55555e144660, 24) = 0 [pid 20493] chdir("./20203") = 0 [pid 20493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20493] setpgid(0, 0) = 0 [pid 20493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20493] write(3, "1000", 4) = 4 [pid 20493] close(3) = 0 [pid 20493] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20493] write(1, "executing program\n", 18) = 18 [pid 20493] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20493] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20493] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20493] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20493] exit_group(0) = ? [pid 20493] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20203", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20203/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20203/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20203") = 0 mkdir("./20204", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20494 ./strace-static-x86_64: Process 20494 attached [pid 20494] set_robust_list(0x55555e144660, 24) = 0 [pid 20494] chdir("./20204") = 0 [pid 20494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20494] setpgid(0, 0) = 0 [pid 20494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20494] write(3, "1000", 4) = 4 [pid 20494] close(3) = 0 [pid 20494] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20494] write(1, "executing program\n", 18) = 18 [pid 20494] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20494] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20494] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20494] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20494] exit_group(0) = ? [pid 20494] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20204", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20204/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20204/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20204") = 0 mkdir("./20205", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20495 ./strace-static-x86_64: Process 20495 attached [pid 20495] set_robust_list(0x55555e144660, 24) = 0 [pid 20495] chdir("./20205") = 0 [pid 20495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20495] setpgid(0, 0) = 0 [pid 20495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20495] write(3, "1000", 4) = 4 [pid 20495] close(3) = 0 [pid 20495] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20495] write(1, "executing program\n", 18executing program ) = 18 [pid 20495] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20495] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20495] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20495] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20495] exit_group(0) = ? [pid 20495] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20205", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20205/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20205/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20205") = 0 mkdir("./20206", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20496 ./strace-static-x86_64: Process 20496 attached [pid 20496] set_robust_list(0x55555e144660, 24) = 0 [pid 20496] chdir("./20206") = 0 [pid 20496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20496] setpgid(0, 0) = 0 [pid 20496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20496] write(3, "1000", 4) = 4 [pid 20496] close(3) = 0 [pid 20496] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20496] write(1, "executing program\n", 18executing program ) = 18 [pid 20496] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20496] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20496] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20496] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20496] exit_group(0) = ? [pid 20496] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20206", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20206/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20206/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20206") = 0 mkdir("./20207", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20497 ./strace-static-x86_64: Process 20497 attached [pid 20497] set_robust_list(0x55555e144660, 24) = 0 [pid 20497] chdir("./20207") = 0 [pid 20497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20497] setpgid(0, 0) = 0 [pid 20497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20497] write(3, "1000", 4) = 4 [pid 20497] close(3) = 0 [pid 20497] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20497] write(1, "executing program\n", 18) = 18 [pid 20497] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20497] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20497] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20497] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20497] exit_group(0) = ? [pid 20497] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20207", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20207/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20207/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20207") = 0 mkdir("./20208", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20498 ./strace-static-x86_64: Process 20498 attached [pid 20498] set_robust_list(0x55555e144660, 24) = 0 [pid 20498] chdir("./20208") = 0 [pid 20498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20498] setpgid(0, 0) = 0 [pid 20498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20498] write(3, "1000", 4) = 4 [pid 20498] close(3) = 0 [pid 20498] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20498] write(1, "executing program\n", 18) = 18 [pid 20498] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20498] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20498] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20498] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20498] exit_group(0) = ? [pid 20498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20208", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20208/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20208/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20208") = 0 mkdir("./20209", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20499 ./strace-static-x86_64: Process 20499 attached [pid 20499] set_robust_list(0x55555e144660, 24) = 0 [pid 20499] chdir("./20209") = 0 [pid 20499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20499] setpgid(0, 0) = 0 [pid 20499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20499] write(3, "1000", 4) = 4 [pid 20499] close(3) = 0 [pid 20499] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20499] write(1, "executing program\n", 18) = 18 [pid 20499] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20499] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20499] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20499] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20499] exit_group(0) = ? [pid 20499] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20209", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20209/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20209/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20209") = 0 mkdir("./20210", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20500 attached , child_tidptr=0x55555e144650) = 20500 [pid 20500] set_robust_list(0x55555e144660, 24) = 0 [pid 20500] chdir("./20210") = 0 [pid 20500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20500] setpgid(0, 0) = 0 [pid 20500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20500] write(3, "1000", 4) = 4 [pid 20500] close(3) = 0 [pid 20500] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20500] write(1, "executing program\n", 18executing program ) = 18 [pid 20500] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20500] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20500] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20500] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20500] exit_group(0) = ? [pid 20500] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20210", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20210/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20210/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20210") = 0 mkdir("./20211", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20501 ./strace-static-x86_64: Process 20501 attached [pid 20501] set_robust_list(0x55555e144660, 24) = 0 [pid 20501] chdir("./20211") = 0 [pid 20501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20501] setpgid(0, 0) = 0 [pid 20501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20501] write(3, "1000", 4) = 4 [pid 20501] close(3) = 0 [pid 20501] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20501] write(1, "executing program\n", 18) = 18 [pid 20501] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20501] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20501] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20501] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20501] exit_group(0) = ? [pid 20501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20211", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20211/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20211/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20211") = 0 mkdir("./20212", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20502 ./strace-static-x86_64: Process 20502 attached [pid 20502] set_robust_list(0x55555e144660, 24) = 0 [pid 20502] chdir("./20212") = 0 [pid 20502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20502] setpgid(0, 0) = 0 [pid 20502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20502] write(3, "1000", 4) = 4 [pid 20502] close(3) = 0 [pid 20502] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20502] write(1, "executing program\n", 18executing program ) = 18 [pid 20502] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20502] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20502] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20502] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20502] exit_group(0) = ? [pid 20502] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20212", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20212/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20212/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20212") = 0 mkdir("./20213", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20503 ./strace-static-x86_64: Process 20503 attached [pid 20503] set_robust_list(0x55555e144660, 24) = 0 [pid 20503] chdir("./20213") = 0 [pid 20503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20503] setpgid(0, 0) = 0 [pid 20503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20503] write(3, "1000", 4) = 4 [pid 20503] close(3) = 0 [pid 20503] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20503] write(1, "executing program\n", 18executing program ) = 18 [pid 20503] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20503] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20503] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20503] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20503] exit_group(0) = ? [pid 20503] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20213", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20213/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20213/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20213") = 0 mkdir("./20214", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20504 attached , child_tidptr=0x55555e144650) = 20504 [pid 20504] set_robust_list(0x55555e144660, 24) = 0 [pid 20504] chdir("./20214") = 0 [pid 20504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20504] setpgid(0, 0) = 0 [pid 20504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20504] write(3, "1000", 4) = 4 [pid 20504] close(3) = 0 [pid 20504] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20504] write(1, "executing program\n", 18executing program ) = 18 [pid 20504] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20504] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20504] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20504] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20504] exit_group(0) = ? [pid 20504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20214", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20214/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20214/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20214") = 0 mkdir("./20215", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20505 ./strace-static-x86_64: Process 20505 attached [pid 20505] set_robust_list(0x55555e144660, 24) = 0 [pid 20505] chdir("./20215") = 0 [pid 20505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20505] setpgid(0, 0) = 0 [pid 20505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20505] write(3, "1000", 4) = 4 [pid 20505] close(3) = 0 [pid 20505] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20505] write(1, "executing program\n", 18executing program ) = 18 [pid 20505] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20505] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20505] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20505] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20505] exit_group(0) = ? [pid 20505] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20215", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20215/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20215/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20215") = 0 mkdir("./20216", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20506 attached , child_tidptr=0x55555e144650) = 20506 [pid 20506] set_robust_list(0x55555e144660, 24) = 0 [pid 20506] chdir("./20216") = 0 [pid 20506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20506] setpgid(0, 0) = 0 [pid 20506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20506] write(3, "1000", 4) = 4 [pid 20506] close(3) = 0 [pid 20506] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20506] write(1, "executing program\n", 18executing program ) = 18 [pid 20506] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20506] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20506] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20506] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20506] exit_group(0) = ? [pid 20506] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20216", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20216/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20216/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20216") = 0 mkdir("./20217", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20507 ./strace-static-x86_64: Process 20507 attached [pid 20507] set_robust_list(0x55555e144660, 24) = 0 [pid 20507] chdir("./20217") = 0 [pid 20507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20507] setpgid(0, 0) = 0 [pid 20507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20507] write(3, "1000", 4) = 4 [pid 20507] close(3) = 0 [pid 20507] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20507] write(1, "executing program\n", 18executing program ) = 18 [pid 20507] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20507] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20507] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20507] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20507] exit_group(0) = ? [pid 20507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20217", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20217/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20217/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20217") = 0 mkdir("./20218", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20508 attached , child_tidptr=0x55555e144650) = 20508 [pid 20508] set_robust_list(0x55555e144660, 24) = 0 [pid 20508] chdir("./20218") = 0 [pid 20508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20508] setpgid(0, 0) = 0 [pid 20508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20508] write(3, "1000", 4) = 4 [pid 20508] close(3) = 0 [pid 20508] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20508] write(1, "executing program\n", 18) = 18 [pid 20508] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20508] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20508] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20508] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20508] exit_group(0) = ? [pid 20508] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20218", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20218/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20218/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20218") = 0 mkdir("./20219", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20509 attached , child_tidptr=0x55555e144650) = 20509 [pid 20509] set_robust_list(0x55555e144660, 24) = 0 [pid 20509] chdir("./20219") = 0 [pid 20509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20509] setpgid(0, 0) = 0 [pid 20509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20509] write(3, "1000", 4) = 4 [pid 20509] close(3) = 0 [pid 20509] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20509] write(1, "executing program\n", 18executing program ) = 18 [pid 20509] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20509] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20509] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20509] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20509] exit_group(0) = ? [pid 20509] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20219", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20219/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20219/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20219") = 0 mkdir("./20220", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20510 ./strace-static-x86_64: Process 20510 attached [pid 20510] set_robust_list(0x55555e144660, 24) = 0 [pid 20510] chdir("./20220") = 0 [pid 20510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20510] setpgid(0, 0) = 0 [pid 20510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20510] write(3, "1000", 4) = 4 [pid 20510] close(3) = 0 [pid 20510] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20510] write(1, "executing program\n", 18executing program ) = 18 [pid 20510] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20510] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20510] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20510] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20510] exit_group(0) = ? [pid 20510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20220", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20220/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20220/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20220") = 0 mkdir("./20221", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20511 ./strace-static-x86_64: Process 20511 attached [pid 20511] set_robust_list(0x55555e144660, 24) = 0 [pid 20511] chdir("./20221") = 0 [pid 20511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20511] setpgid(0, 0) = 0 [pid 20511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20511] write(3, "1000", 4) = 4 [pid 20511] close(3) = 0 [pid 20511] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20511] write(1, "executing program\n", 18executing program ) = 18 [pid 20511] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20511] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20511] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20511] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20511] exit_group(0) = ? [pid 20511] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20221", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20221/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20221/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20221") = 0 mkdir("./20222", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20512 ./strace-static-x86_64: Process 20512 attached [pid 20512] set_robust_list(0x55555e144660, 24) = 0 [pid 20512] chdir("./20222") = 0 [pid 20512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20512] setpgid(0, 0) = 0 [pid 20512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20512] write(3, "1000", 4) = 4 [pid 20512] close(3) = 0 [pid 20512] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20512] write(1, "executing program\n", 18executing program ) = 18 [pid 20512] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20512] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20512] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20512] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20512] exit_group(0) = ? [pid 20512] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20222", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20222/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20222/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20222") = 0 mkdir("./20223", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20513 attached , child_tidptr=0x55555e144650) = 20513 [pid 20513] set_robust_list(0x55555e144660, 24) = 0 [pid 20513] chdir("./20223") = 0 [pid 20513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20513] setpgid(0, 0) = 0 [pid 20513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20513] write(3, "1000", 4) = 4 [pid 20513] close(3) = 0 [pid 20513] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20513] write(1, "executing program\n", 18executing program ) = 18 [pid 20513] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20513] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20513] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20513] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20513] exit_group(0) = ? [pid 20513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20223", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20223/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20223/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20223") = 0 mkdir("./20224", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20514 ./strace-static-x86_64: Process 20514 attached [pid 20514] set_robust_list(0x55555e144660, 24) = 0 [pid 20514] chdir("./20224") = 0 [pid 20514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20514] setpgid(0, 0) = 0 [pid 20514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20514] write(3, "1000", 4) = 4 [pid 20514] close(3) = 0 [pid 20514] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20514] write(1, "executing program\n", 18executing program ) = 18 [pid 20514] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20514] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20514] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20514] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20514] exit_group(0) = ? [pid 20514] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20224", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20224/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20224/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20224") = 0 mkdir("./20225", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20515 attached , child_tidptr=0x55555e144650) = 20515 [pid 20515] set_robust_list(0x55555e144660, 24) = 0 [pid 20515] chdir("./20225") = 0 [pid 20515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20515] setpgid(0, 0) = 0 [pid 20515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20515] write(3, "1000", 4) = 4 [pid 20515] close(3) = 0 [pid 20515] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20515] write(1, "executing program\n", 18executing program ) = 18 [pid 20515] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20515] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20515] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20515] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20515] exit_group(0) = ? [pid 20515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20225", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20225/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20225/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20225") = 0 mkdir("./20226", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20516 ./strace-static-x86_64: Process 20516 attached [pid 20516] set_robust_list(0x55555e144660, 24) = 0 [pid 20516] chdir("./20226") = 0 [pid 20516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20516] setpgid(0, 0) = 0 [pid 20516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20516] write(3, "1000", 4) = 4 [pid 20516] close(3) = 0 [pid 20516] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20516] write(1, "executing program\n", 18executing program ) = 18 [pid 20516] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20516] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20516] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20516] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20516] exit_group(0) = ? [pid 20516] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20226", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20226/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20226/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20226") = 0 mkdir("./20227", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20517 attached , child_tidptr=0x55555e144650) = 20517 [pid 20517] set_robust_list(0x55555e144660, 24) = 0 [pid 20517] chdir("./20227") = 0 [pid 20517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20517] setpgid(0, 0) = 0 [pid 20517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20517] write(3, "1000", 4) = 4 [pid 20517] close(3) = 0 [pid 20517] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20517] write(1, "executing program\n", 18executing program ) = 18 [pid 20517] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20517] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20517] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20517] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20517] exit_group(0) = ? [pid 20517] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20227", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20227/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20227/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20227") = 0 mkdir("./20228", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20518 attached , child_tidptr=0x55555e144650) = 20518 [pid 20518] set_robust_list(0x55555e144660, 24) = 0 [pid 20518] chdir("./20228") = 0 [pid 20518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20518] setpgid(0, 0) = 0 [pid 20518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20518] write(3, "1000", 4) = 4 [pid 20518] close(3) = 0 [pid 20518] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20518] write(1, "executing program\n", 18executing program ) = 18 [pid 20518] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20518] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20518] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20518] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20518] exit_group(0) = ? [pid 20518] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20228", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20228/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20228/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20228") = 0 mkdir("./20229", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20519 ./strace-static-x86_64: Process 20519 attached [pid 20519] set_robust_list(0x55555e144660, 24) = 0 [pid 20519] chdir("./20229") = 0 [pid 20519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20519] setpgid(0, 0) = 0 [pid 20519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20519] write(3, "1000", 4) = 4 [pid 20519] close(3) = 0 [pid 20519] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20519] write(1, "executing program\n", 18executing program ) = 18 [pid 20519] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20519] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20519] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20519] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20519] exit_group(0) = ? [pid 20519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20229", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20229/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20229/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20229") = 0 mkdir("./20230", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20520 ./strace-static-x86_64: Process 20520 attached [pid 20520] set_robust_list(0x55555e144660, 24) = 0 [pid 20520] chdir("./20230") = 0 [pid 20520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20520] setpgid(0, 0) = 0 [pid 20520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20520] write(3, "1000", 4) = 4 [pid 20520] close(3) = 0 [pid 20520] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20520] write(1, "executing program\n", 18executing program ) = 18 [pid 20520] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20520] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20520] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20520] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20520] exit_group(0) = ? [pid 20520] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20230", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20230/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20230/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20230") = 0 mkdir("./20231", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20521 attached , child_tidptr=0x55555e144650) = 20521 [pid 20521] set_robust_list(0x55555e144660, 24) = 0 [pid 20521] chdir("./20231") = 0 [pid 20521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20521] setpgid(0, 0) = 0 [pid 20521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20521] write(3, "1000", 4) = 4 [pid 20521] close(3) = 0 [pid 20521] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20521] write(1, "executing program\n", 18executing program ) = 18 [pid 20521] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20521] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20521] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20521] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20521] exit_group(0) = ? [pid 20521] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20231", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20231/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20231/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20231") = 0 mkdir("./20232", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20522 ./strace-static-x86_64: Process 20522 attached [pid 20522] set_robust_list(0x55555e144660, 24) = 0 [pid 20522] chdir("./20232") = 0 [pid 20522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20522] setpgid(0, 0) = 0 [pid 20522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20522] write(3, "1000", 4) = 4 [pid 20522] close(3) = 0 [pid 20522] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20522] write(1, "executing program\n", 18executing program ) = 18 [pid 20522] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20522] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20522] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20522] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20522] exit_group(0) = ? [pid 20522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20232", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20232/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20232/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20232") = 0 mkdir("./20233", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20523 attached , child_tidptr=0x55555e144650) = 20523 [pid 20523] set_robust_list(0x55555e144660, 24) = 0 [pid 20523] chdir("./20233") = 0 [pid 20523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20523] setpgid(0, 0) = 0 [pid 20523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20523] write(3, "1000", 4) = 4 [pid 20523] close(3) = 0 [pid 20523] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20523] write(1, "executing program\n", 18) = 18 [pid 20523] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20523] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20523] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20523] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20523] exit_group(0) = ? [pid 20523] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20233", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20233/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20233") = 0 mkdir("./20234", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20524 ./strace-static-x86_64: Process 20524 attached [pid 20524] set_robust_list(0x55555e144660, 24) = 0 [pid 20524] chdir("./20234") = 0 [pid 20524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20524] setpgid(0, 0) = 0 [pid 20524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20524] write(3, "1000", 4) = 4 [pid 20524] close(3) = 0 [pid 20524] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20524] write(1, "executing program\n", 18executing program ) = 18 [pid 20524] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20524] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20524] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20524] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20524] exit_group(0) = ? [pid 20524] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20234", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20234/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20234/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20234") = 0 mkdir("./20235", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20525 ./strace-static-x86_64: Process 20525 attached [pid 20525] set_robust_list(0x55555e144660, 24) = 0 [pid 20525] chdir("./20235") = 0 [pid 20525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20525] setpgid(0, 0) = 0 [pid 20525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20525] write(3, "1000", 4) = 4 [pid 20525] close(3) = 0 [pid 20525] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20525] write(1, "executing program\n", 18executing program ) = 18 [pid 20525] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20525] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20525] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20525] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20525] exit_group(0) = ? [pid 20525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20235", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20235/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20235/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20235") = 0 mkdir("./20236", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20526 attached , child_tidptr=0x55555e144650) = 20526 [pid 20526] set_robust_list(0x55555e144660, 24) = 0 [pid 20526] chdir("./20236") = 0 [pid 20526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20526] setpgid(0, 0) = 0 [pid 20526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20526] write(3, "1000", 4) = 4 [pid 20526] close(3) = 0 [pid 20526] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20526] write(1, "executing program\n", 18executing program ) = 18 [pid 20526] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20526] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20526] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20526] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20526] exit_group(0) = ? [pid 20526] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20236", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20236/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20236/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20236") = 0 mkdir("./20237", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20527 ./strace-static-x86_64: Process 20527 attached [pid 20527] set_robust_list(0x55555e144660, 24) = 0 [pid 20527] chdir("./20237") = 0 [pid 20527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20527] setpgid(0, 0) = 0 [pid 20527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20527] write(3, "1000", 4) = 4 [pid 20527] close(3) = 0 [pid 20527] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20527] write(1, "executing program\n", 18executing program ) = 18 [pid 20527] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20527] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20527] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20527] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20527] exit_group(0) = ? [pid 20527] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20237", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20237/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20237/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20237") = 0 mkdir("./20238", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20528 ./strace-static-x86_64: Process 20528 attached [pid 20528] set_robust_list(0x55555e144660, 24) = 0 [pid 20528] chdir("./20238") = 0 [pid 20528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20528] setpgid(0, 0) = 0 [pid 20528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20528] write(3, "1000", 4) = 4 [pid 20528] close(3) = 0 [pid 20528] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20528] write(1, "executing program\n", 18executing program ) = 18 [pid 20528] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20528] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20528] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20528] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20528] exit_group(0) = ? [pid 20528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20238", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20238/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20238/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20238") = 0 mkdir("./20239", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20529 attached , child_tidptr=0x55555e144650) = 20529 [pid 20529] set_robust_list(0x55555e144660, 24) = 0 [pid 20529] chdir("./20239") = 0 [pid 20529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20529] setpgid(0, 0) = 0 [pid 20529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20529] write(3, "1000", 4) = 4 [pid 20529] close(3) = 0 [pid 20529] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20529] write(1, "executing program\n", 18executing program ) = 18 [pid 20529] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20529] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20529] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20529] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20529] exit_group(0) = ? [pid 20529] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20239", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20239/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20239/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20239") = 0 mkdir("./20240", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20530 ./strace-static-x86_64: Process 20530 attached [pid 20530] set_robust_list(0x55555e144660, 24) = 0 [pid 20530] chdir("./20240") = 0 [pid 20530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20530] setpgid(0, 0) = 0 [pid 20530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20530] write(3, "1000", 4) = 4 [pid 20530] close(3) = 0 [pid 20530] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20530] write(1, "executing program\n", 18) = 18 [pid 20530] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20530] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20530] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20530] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20530] exit_group(0) = ? [pid 20530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20240", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20240/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20240/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20240") = 0 mkdir("./20241", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20531 ./strace-static-x86_64: Process 20531 attached [pid 20531] set_robust_list(0x55555e144660, 24) = 0 [pid 20531] chdir("./20241") = 0 [pid 20531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20531] setpgid(0, 0) = 0 [pid 20531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20531] write(3, "1000", 4) = 4 [pid 20531] close(3) = 0 [pid 20531] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20531] write(1, "executing program\n", 18executing program ) = 18 [pid 20531] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20531] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20531] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20531] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20531] exit_group(0) = ? [pid 20531] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20241", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20241/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20241/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20241/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20241") = 0 mkdir("./20242", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20532 attached , child_tidptr=0x55555e144650) = 20532 [pid 20532] set_robust_list(0x55555e144660, 24) = 0 [pid 20532] chdir("./20242") = 0 [pid 20532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20532] setpgid(0, 0) = 0 [pid 20532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20532] write(3, "1000", 4) = 4 [pid 20532] close(3) = 0 [pid 20532] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20532] write(1, "executing program\n", 18executing program ) = 18 [pid 20532] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20532] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20532] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20532] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20532] exit_group(0) = ? [pid 20532] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20242", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20242/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20242/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20242") = 0 mkdir("./20243", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20533 ./strace-static-x86_64: Process 20533 attached [pid 20533] set_robust_list(0x55555e144660, 24) = 0 [pid 20533] chdir("./20243") = 0 [pid 20533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20533] setpgid(0, 0) = 0 [pid 20533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20533] write(3, "1000", 4) = 4 [pid 20533] close(3) = 0 [pid 20533] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20533] write(1, "executing program\n", 18) = 18 [pid 20533] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20533] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20533] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20533] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20533] exit_group(0) = ? [pid 20533] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20243", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20243/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20243/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20243") = 0 mkdir("./20244", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20534 attached , child_tidptr=0x55555e144650) = 20534 [pid 20534] set_robust_list(0x55555e144660, 24) = 0 [pid 20534] chdir("./20244") = 0 [pid 20534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20534] setpgid(0, 0) = 0 [pid 20534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20534] write(3, "1000", 4) = 4 [pid 20534] close(3) = 0 [pid 20534] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20534] write(1, "executing program\n", 18) = 18 [pid 20534] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20534] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20534] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20534] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20534] exit_group(0) = ? [pid 20534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20244", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20244/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20244/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20244") = 0 mkdir("./20245", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20535 attached , child_tidptr=0x55555e144650) = 20535 [pid 20535] set_robust_list(0x55555e144660, 24) = 0 [pid 20535] chdir("./20245") = 0 [pid 20535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20535] setpgid(0, 0) = 0 [pid 20535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20535] write(3, "1000", 4) = 4 [pid 20535] close(3) = 0 [pid 20535] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20535] write(1, "executing program\n", 18) = 18 [pid 20535] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20535] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20535] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20535] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20535] exit_group(0) = ? [pid 20535] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20245", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20245/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20245") = 0 mkdir("./20246", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20536 ./strace-static-x86_64: Process 20536 attached [pid 20536] set_robust_list(0x55555e144660, 24) = 0 [pid 20536] chdir("./20246") = 0 [pid 20536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20536] setpgid(0, 0) = 0 [pid 20536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20536] write(3, "1000", 4) = 4 [pid 20536] close(3) = 0 [pid 20536] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20536] write(1, "executing program\n", 18executing program ) = 18 [pid 20536] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20536] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20536] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20536] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20536] exit_group(0) = ? [pid 20536] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20246", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20246/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20246/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20246") = 0 mkdir("./20247", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20537 ./strace-static-x86_64: Process 20537 attached [pid 20537] set_robust_list(0x55555e144660, 24) = 0 [pid 20537] chdir("./20247") = 0 [pid 20537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20537] setpgid(0, 0) = 0 [pid 20537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20537] write(3, "1000", 4) = 4 [pid 20537] close(3) = 0 [pid 20537] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20537] write(1, "executing program\n", 18executing program ) = 18 [pid 20537] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20537] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20537] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20537] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20537] exit_group(0) = ? [pid 20537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20247", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20247/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20247/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20247") = 0 mkdir("./20248", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20538 ./strace-static-x86_64: Process 20538 attached [pid 20538] set_robust_list(0x55555e144660, 24) = 0 [pid 20538] chdir("./20248") = 0 [pid 20538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20538] setpgid(0, 0) = 0 [pid 20538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20538] write(3, "1000", 4) = 4 [pid 20538] close(3) = 0 [pid 20538] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20538] write(1, "executing program\n", 18executing program ) = 18 [pid 20538] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20538] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20538] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20538] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20538] exit_group(0) = ? [pid 20538] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20248", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20248/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20248/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20248") = 0 mkdir("./20249", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20539 ./strace-static-x86_64: Process 20539 attached [pid 20539] set_robust_list(0x55555e144660, 24) = 0 [pid 20539] chdir("./20249") = 0 [pid 20539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20539] setpgid(0, 0) = 0 [pid 20539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20539] write(3, "1000", 4) = 4 [pid 20539] close(3) = 0 [pid 20539] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20539] write(1, "executing program\n", 18executing program ) = 18 [pid 20539] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20539] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20539] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20539] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20539] exit_group(0) = ? [pid 20539] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20249", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20249/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20249/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20249") = 0 mkdir("./20250", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20540 ./strace-static-x86_64: Process 20540 attached [pid 20540] set_robust_list(0x55555e144660, 24) = 0 [pid 20540] chdir("./20250") = 0 [pid 20540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20540] setpgid(0, 0) = 0 [pid 20540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20540] write(3, "1000", 4) = 4 [pid 20540] close(3) = 0 [pid 20540] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20540] write(1, "executing program\n", 18executing program ) = 18 [pid 20540] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20540] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20540] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20540] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20540] exit_group(0) = ? [pid 20540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20250", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20250/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20250/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20250") = 0 mkdir("./20251", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20541 ./strace-static-x86_64: Process 20541 attached [pid 20541] set_robust_list(0x55555e144660, 24) = 0 [pid 20541] chdir("./20251") = 0 [pid 20541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20541] setpgid(0, 0) = 0 [pid 20541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20541] write(3, "1000", 4) = 4 [pid 20541] close(3) = 0 [pid 20541] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20541] write(1, "executing program\n", 18executing program ) = 18 [pid 20541] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20541] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20541] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20541] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20541] exit_group(0) = ? [pid 20541] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20251", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20251/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20251/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20251/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20251") = 0 mkdir("./20252", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20542 attached , child_tidptr=0x55555e144650) = 20542 [pid 20542] set_robust_list(0x55555e144660, 24) = 0 [pid 20542] chdir("./20252") = 0 [pid 20542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20542] setpgid(0, 0) = 0 [pid 20542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20542] write(3, "1000", 4) = 4 [pid 20542] close(3) = 0 [pid 20542] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20542] write(1, "executing program\n", 18executing program ) = 18 [pid 20542] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20542] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20542] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20542] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20542] exit_group(0) = ? [pid 20542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20252", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20252/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20252/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20252") = 0 mkdir("./20253", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20543 ./strace-static-x86_64: Process 20543 attached [pid 20543] set_robust_list(0x55555e144660, 24) = 0 [pid 20543] chdir("./20253") = 0 [pid 20543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20543] setpgid(0, 0) = 0 [pid 20543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20543] write(3, "1000", 4) = 4 [pid 20543] close(3) = 0 [pid 20543] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20543] write(1, "executing program\n", 18executing program ) = 18 [pid 20543] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20543] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20543] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20543] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20543] exit_group(0) = ? [pid 20543] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20253", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20253/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20253/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20253") = 0 mkdir("./20254", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20544 attached , child_tidptr=0x55555e144650) = 20544 [pid 20544] set_robust_list(0x55555e144660, 24) = 0 [pid 20544] chdir("./20254") = 0 [pid 20544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20544] setpgid(0, 0) = 0 [pid 20544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20544] write(3, "1000", 4) = 4 [pid 20544] close(3) = 0 [pid 20544] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20544] write(1, "executing program\n", 18executing program ) = 18 [pid 20544] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20544] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20544] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20544] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20544] exit_group(0) = ? [pid 20544] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20254", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20254/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20254/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20254") = 0 mkdir("./20255", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20545 ./strace-static-x86_64: Process 20545 attached [pid 20545] set_robust_list(0x55555e144660, 24) = 0 [pid 20545] chdir("./20255") = 0 [pid 20545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20545] setpgid(0, 0) = 0 [pid 20545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20545] write(3, "1000", 4) = 4 [pid 20545] close(3) = 0 [pid 20545] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20545] write(1, "executing program\n", 18executing program ) = 18 [pid 20545] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20545] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20545] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20545] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20545] exit_group(0) = ? [pid 20545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20255", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20255/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20255/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20255") = 0 mkdir("./20256", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20546 ./strace-static-x86_64: Process 20546 attached [pid 20546] set_robust_list(0x55555e144660, 24) = 0 [pid 20546] chdir("./20256") = 0 [pid 20546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20546] setpgid(0, 0) = 0 [pid 20546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20546] write(3, "1000", 4) = 4 [pid 20546] close(3) = 0 [pid 20546] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20546] write(1, "executing program\n", 18executing program ) = 18 [pid 20546] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20546] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20546] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20546] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20546] exit_group(0) = ? [pid 20546] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20256", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20256/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20256/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20256") = 0 mkdir("./20257", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20547 attached , child_tidptr=0x55555e144650) = 20547 [pid 20547] set_robust_list(0x55555e144660, 24) = 0 [pid 20547] chdir("./20257") = 0 [pid 20547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20547] setpgid(0, 0) = 0 [pid 20547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20547] write(3, "1000", 4) = 4 [pid 20547] close(3) = 0 [pid 20547] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20547] write(1, "executing program\n", 18executing program ) = 18 [pid 20547] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20547] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20547] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20547] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20547] exit_group(0) = ? [pid 20547] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20257", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20257/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20257/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20257") = 0 mkdir("./20258", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20548 ./strace-static-x86_64: Process 20548 attached [pid 20548] set_robust_list(0x55555e144660, 24) = 0 [pid 20548] chdir("./20258") = 0 [pid 20548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20548] setpgid(0, 0) = 0 [pid 20548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20548] write(3, "1000", 4) = 4 [pid 20548] close(3) = 0 [pid 20548] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20548] write(1, "executing program\n", 18executing program ) = 18 [pid 20548] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20548] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20548] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20548] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20548] exit_group(0) = ? [pid 20548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20258", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20258/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20258/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20258") = 0 mkdir("./20259", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20549 attached , child_tidptr=0x55555e144650) = 20549 [pid 20549] set_robust_list(0x55555e144660, 24) = 0 [pid 20549] chdir("./20259") = 0 [pid 20549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20549] setpgid(0, 0) = 0 [pid 20549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20549] write(3, "1000", 4) = 4 [pid 20549] close(3) = 0 [pid 20549] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20549] write(1, "executing program\n", 18executing program ) = 18 [pid 20549] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20549] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20549] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20549] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20549] exit_group(0) = ? [pid 20549] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20259", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20259/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20259/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20259") = 0 mkdir("./20260", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20550 ./strace-static-x86_64: Process 20550 attached [pid 20550] set_robust_list(0x55555e144660, 24) = 0 [pid 20550] chdir("./20260") = 0 [pid 20550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20550] setpgid(0, 0) = 0 [pid 20550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20550] write(3, "1000", 4) = 4 [pid 20550] close(3) = 0 [pid 20550] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20550] write(1, "executing program\n", 18executing program ) = 18 [pid 20550] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20550] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20550] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20550] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20550] exit_group(0) = ? [pid 20550] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20260", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20260/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20260/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20260") = 0 mkdir("./20261", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20551 ./strace-static-x86_64: Process 20551 attached [pid 20551] set_robust_list(0x55555e144660, 24) = 0 [pid 20551] chdir("./20261") = 0 [pid 20551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20551] setpgid(0, 0) = 0 [pid 20551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20551] write(3, "1000", 4) = 4 [pid 20551] close(3) = 0 [pid 20551] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20551] write(1, "executing program\n", 18executing program ) = 18 [pid 20551] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20551] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20551] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20551] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20551] exit_group(0) = ? [pid 20551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20261", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20261/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20261/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20261") = 0 mkdir("./20262", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20552 attached , child_tidptr=0x55555e144650) = 20552 [pid 20552] set_robust_list(0x55555e144660, 24) = 0 [pid 20552] chdir("./20262") = 0 [pid 20552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20552] setpgid(0, 0) = 0 [pid 20552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20552] write(3, "1000", 4) = 4 [pid 20552] close(3) = 0 [pid 20552] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20552] write(1, "executing program\n", 18) = 18 [pid 20552] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20552] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20552] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20552] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20552] exit_group(0) = ? [pid 20552] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20262", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20262/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20262/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20262") = 0 mkdir("./20263", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20553 attached , child_tidptr=0x55555e144650) = 20553 [pid 20553] set_robust_list(0x55555e144660, 24) = 0 [pid 20553] chdir("./20263") = 0 [pid 20553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20553] setpgid(0, 0) = 0 [pid 20553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20553] write(3, "1000", 4) = 4 [pid 20553] close(3) = 0 [pid 20553] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20553] write(1, "executing program\n", 18executing program ) = 18 [pid 20553] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20553] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20553] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20553] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20553] exit_group(0) = ? [pid 20553] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20263", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20263/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20263/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20263") = 0 mkdir("./20264", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20554 attached , child_tidptr=0x55555e144650) = 20554 [pid 20554] set_robust_list(0x55555e144660, 24) = 0 [pid 20554] chdir("./20264") = 0 [pid 20554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20554] setpgid(0, 0) = 0 [pid 20554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20554] write(3, "1000", 4) = 4 [pid 20554] close(3) = 0 [pid 20554] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20554] write(1, "executing program\n", 18) = 18 executing program [pid 20554] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20554] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20554] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20554] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20554] exit_group(0) = ? [pid 20554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20264", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20264/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20264/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20264") = 0 mkdir("./20265", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20555 ./strace-static-x86_64: Process 20555 attached [pid 20555] set_robust_list(0x55555e144660, 24) = 0 [pid 20555] chdir("./20265") = 0 [pid 20555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20555] setpgid(0, 0) = 0 [pid 20555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20555] write(3, "1000", 4) = 4 [pid 20555] close(3) = 0 [pid 20555] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20555] write(1, "executing program\n", 18executing program ) = 18 [pid 20555] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20555] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20555] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20555] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20555] exit_group(0) = ? [pid 20555] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20265", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20265/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20265/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20265") = 0 mkdir("./20266", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20556 ./strace-static-x86_64: Process 20556 attached [pid 20556] set_robust_list(0x55555e144660, 24) = 0 [pid 20556] chdir("./20266") = 0 [pid 20556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20556] setpgid(0, 0) = 0 [pid 20556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20556] write(3, "1000", 4) = 4 [pid 20556] close(3) = 0 [pid 20556] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20556] write(1, "executing program\n", 18executing program ) = 18 [pid 20556] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20556] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20556] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20556] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20556] exit_group(0) = ? [pid 20556] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20266", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20266/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20266/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20266") = 0 mkdir("./20267", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20557 ./strace-static-x86_64: Process 20557 attached [pid 20557] set_robust_list(0x55555e144660, 24) = 0 [pid 20557] chdir("./20267") = 0 [pid 20557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20557] setpgid(0, 0) = 0 [pid 20557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20557] write(3, "1000", 4) = 4 [pid 20557] close(3) = 0 [pid 20557] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20557] write(1, "executing program\n", 18) = 18 [pid 20557] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20557] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20557] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20557] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20557] exit_group(0) = ? [pid 20557] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20267", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20267/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20267/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20267") = 0 mkdir("./20268", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20558 attached , child_tidptr=0x55555e144650) = 20558 [pid 20558] set_robust_list(0x55555e144660, 24) = 0 [pid 20558] chdir("./20268") = 0 [pid 20558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20558] setpgid(0, 0) = 0 [pid 20558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20558] write(3, "1000", 4) = 4 [pid 20558] close(3) = 0 [pid 20558] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20558] write(1, "executing program\n", 18) = 18 [pid 20558] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20558] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20558] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20558] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20558] exit_group(0) = ? [pid 20558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20268", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20268/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20268/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20268") = 0 mkdir("./20269", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20559 ./strace-static-x86_64: Process 20559 attached [pid 20559] set_robust_list(0x55555e144660, 24) = 0 [pid 20559] chdir("./20269") = 0 [pid 20559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20559] setpgid(0, 0) = 0 [pid 20559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20559] write(3, "1000", 4) = 4 [pid 20559] close(3) = 0 [pid 20559] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20559] write(1, "executing program\n", 18executing program ) = 18 [pid 20559] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20559] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20559] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20559] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20559] exit_group(0) = ? [pid 20559] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20269", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20269/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20269/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20269") = 0 mkdir("./20270", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20560 attached , child_tidptr=0x55555e144650) = 20560 [pid 20560] set_robust_list(0x55555e144660, 24) = 0 [pid 20560] chdir("./20270") = 0 [pid 20560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20560] setpgid(0, 0) = 0 [pid 20560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20560] write(3, "1000", 4) = 4 [pid 20560] close(3) = 0 [pid 20560] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20560] write(1, "executing program\n", 18executing program ) = 18 [pid 20560] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20560] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20560] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20560] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20560] exit_group(0) = ? [pid 20560] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20270", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20270/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20270/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20270") = 0 mkdir("./20271", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20561 ./strace-static-x86_64: Process 20561 attached [pid 20561] set_robust_list(0x55555e144660, 24) = 0 [pid 20561] chdir("./20271") = 0 [pid 20561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20561] setpgid(0, 0) = 0 [pid 20561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20561] write(3, "1000", 4) = 4 [pid 20561] close(3) = 0 [pid 20561] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20561] write(1, "executing program\n", 18executing program ) = 18 [pid 20561] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20561] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20561] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20561] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20561] exit_group(0) = ? [pid 20561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20271", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20271/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20271/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20271") = 0 mkdir("./20272", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20562 ./strace-static-x86_64: Process 20562 attached [pid 20562] set_robust_list(0x55555e144660, 24) = 0 [pid 20562] chdir("./20272") = 0 [pid 20562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20562] setpgid(0, 0) = 0 [pid 20562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20562] write(3, "1000", 4) = 4 [pid 20562] close(3) = 0 [pid 20562] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20562] write(1, "executing program\n", 18) = 18 [pid 20562] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20562] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20562] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20562] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20562] exit_group(0) = ? [pid 20562] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20272", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20272/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20272/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20272") = 0 mkdir("./20273", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20563 attached , child_tidptr=0x55555e144650) = 20563 [pid 20563] set_robust_list(0x55555e144660, 24) = 0 [pid 20563] chdir("./20273") = 0 [pid 20563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20563] setpgid(0, 0) = 0 [pid 20563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20563] write(3, "1000", 4) = 4 [pid 20563] close(3) = 0 [pid 20563] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20563] write(1, "executing program\n", 18) = 18 [pid 20563] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20563] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20563] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20563] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20563] exit_group(0) = ? [pid 20563] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20273", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20273/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20273/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20273") = 0 mkdir("./20274", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20564 attached [pid 20564] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20564 [pid 20564] chdir("./20274") = 0 [pid 20564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20564] setpgid(0, 0) = 0 [pid 20564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20564] write(3, "1000", 4) = 4 [pid 20564] close(3) = 0 [pid 20564] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20564] write(1, "executing program\n", 18) = 18 [pid 20564] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20564] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20564] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20564] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20564] exit_group(0) = ? [pid 20564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20274", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20274/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20274/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20274") = 0 mkdir("./20275", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20565 ./strace-static-x86_64: Process 20565 attached [pid 20565] set_robust_list(0x55555e144660, 24) = 0 [pid 20565] chdir("./20275") = 0 [pid 20565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20565] setpgid(0, 0) = 0 [pid 20565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20565] write(3, "1000", 4) = 4 [pid 20565] close(3) = 0 [pid 20565] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20565] write(1, "executing program\n", 18executing program ) = 18 [pid 20565] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20565] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20565] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20565] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20565] exit_group(0) = ? [pid 20565] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20275", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20275/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20275/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20275") = 0 mkdir("./20276", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20566 ./strace-static-x86_64: Process 20566 attached [pid 20566] set_robust_list(0x55555e144660, 24) = 0 [pid 20566] chdir("./20276") = 0 [pid 20566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20566] setpgid(0, 0) = 0 [pid 20566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20566] write(3, "1000", 4) = 4 [pid 20566] close(3) = 0 [pid 20566] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20566] write(1, "executing program\n", 18executing program ) = 18 [pid 20566] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20566] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20566] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20566] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20566] exit_group(0) = ? [pid 20566] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20276", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20276/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20276/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20276") = 0 mkdir("./20277", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20567 ./strace-static-x86_64: Process 20567 attached [pid 20567] set_robust_list(0x55555e144660, 24) = 0 [pid 20567] chdir("./20277") = 0 [pid 20567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20567] setpgid(0, 0) = 0 [pid 20567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20567] write(3, "1000", 4) = 4 [pid 20567] close(3) = 0 [pid 20567] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20567] write(1, "executing program\n", 18executing program ) = 18 [pid 20567] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20567] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20567] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20567] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20567] exit_group(0) = ? [pid 20567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20277", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20277/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20277/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20277") = 0 mkdir("./20278", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20568 ./strace-static-x86_64: Process 20568 attached [pid 20568] set_robust_list(0x55555e144660, 24) = 0 [pid 20568] chdir("./20278") = 0 [pid 20568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20568] setpgid(0, 0) = 0 [pid 20568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20568] write(3, "1000", 4) = 4 [pid 20568] close(3) = 0 [pid 20568] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20568] write(1, "executing program\n", 18executing program ) = 18 [pid 20568] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20568] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20568] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20568] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20568] exit_group(0) = ? [pid 20568] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20278", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20278/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20278/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20278") = 0 mkdir("./20279", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20569 attached , child_tidptr=0x55555e144650) = 20569 [pid 20569] set_robust_list(0x55555e144660, 24) = 0 [pid 20569] chdir("./20279") = 0 [pid 20569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20569] setpgid(0, 0) = 0 [pid 20569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20569] write(3, "1000", 4) = 4 [pid 20569] close(3) = 0 [pid 20569] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20569] write(1, "executing program\n", 18executing program ) = 18 [pid 20569] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20569] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20569] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20569] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20569] exit_group(0) = ? [pid 20569] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20279", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20279/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20279/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20279") = 0 mkdir("./20280", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20570 ./strace-static-x86_64: Process 20570 attached [pid 20570] set_robust_list(0x55555e144660, 24) = 0 [pid 20570] chdir("./20280") = 0 [pid 20570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20570] setpgid(0, 0) = 0 [pid 20570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20570] write(3, "1000", 4) = 4 [pid 20570] close(3) = 0 [pid 20570] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20570] write(1, "executing program\n", 18executing program ) = 18 [pid 20570] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20570] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20570] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20570] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20570] exit_group(0) = ? [pid 20570] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20280", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20280/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20280/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20280") = 0 mkdir("./20281", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20571 ./strace-static-x86_64: Process 20571 attached [pid 20571] set_robust_list(0x55555e144660, 24) = 0 [pid 20571] chdir("./20281") = 0 [pid 20571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20571] setpgid(0, 0) = 0 [pid 20571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20571] write(3, "1000", 4) = 4 [pid 20571] close(3) = 0 [pid 20571] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20571] write(1, "executing program\n", 18executing program ) = 18 [pid 20571] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20571] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20571] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20571] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20571] exit_group(0) = ? [pid 20571] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20281", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20281/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20281/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20281") = 0 mkdir("./20282", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20572 ./strace-static-x86_64: Process 20572 attached [pid 20572] set_robust_list(0x55555e144660, 24) = 0 [pid 20572] chdir("./20282") = 0 [pid 20572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20572] setpgid(0, 0) = 0 [pid 20572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20572] write(3, "1000", 4) = 4 [pid 20572] close(3) = 0 [pid 20572] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20572] write(1, "executing program\n", 18executing program ) = 18 [pid 20572] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20572] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20572] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20572] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20572] exit_group(0) = ? [pid 20572] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20282", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20282/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20282/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20282") = 0 mkdir("./20283", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20573 attached , child_tidptr=0x55555e144650) = 20573 [pid 20573] set_robust_list(0x55555e144660, 24) = 0 [pid 20573] chdir("./20283") = 0 [pid 20573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20573] setpgid(0, 0) = 0 [pid 20573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20573] write(3, "1000", 4) = 4 [pid 20573] close(3) = 0 [pid 20573] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20573] write(1, "executing program\n", 18) = 18 [pid 20573] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20573] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20573] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20573] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20573] exit_group(0) = ? [pid 20573] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20283", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20283/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20283/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20283") = 0 mkdir("./20284", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20574 ./strace-static-x86_64: Process 20574 attached [pid 20574] set_robust_list(0x55555e144660, 24) = 0 [pid 20574] chdir("./20284") = 0 [pid 20574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20574] setpgid(0, 0) = 0 [pid 20574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20574] write(3, "1000", 4) = 4 [pid 20574] close(3) = 0 [pid 20574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20574] write(1, "executing program\n", 18executing program ) = 18 [pid 20574] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20574] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20574] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20574] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20574] exit_group(0) = ? [pid 20574] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20284", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20284/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20284/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20284") = 0 mkdir("./20285", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20575 attached , child_tidptr=0x55555e144650) = 20575 [pid 20575] set_robust_list(0x55555e144660, 24) = 0 [pid 20575] chdir("./20285") = 0 [pid 20575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20575] setpgid(0, 0) = 0 [pid 20575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20575] write(3, "1000", 4) = 4 [pid 20575] close(3) = 0 [pid 20575] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20575] write(1, "executing program\n", 18) = 18 [pid 20575] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20575] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20575] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20575] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20575] exit_group(0) = ? [pid 20575] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20285", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20285/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20285/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20285") = 0 mkdir("./20286", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20576 ./strace-static-x86_64: Process 20576 attached [pid 20576] set_robust_list(0x55555e144660, 24) = 0 [pid 20576] chdir("./20286") = 0 [pid 20576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20576] setpgid(0, 0) = 0 [pid 20576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20576] write(3, "1000", 4) = 4 [pid 20576] close(3) = 0 [pid 20576] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20576] write(1, "executing program\n", 18executing program ) = 18 [pid 20576] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20576] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20576] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20576] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20576] exit_group(0) = ? [pid 20576] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20286", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20286/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20286/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20286") = 0 mkdir("./20287", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20577 ./strace-static-x86_64: Process 20577 attached [pid 20577] set_robust_list(0x55555e144660, 24) = 0 [pid 20577] chdir("./20287") = 0 [pid 20577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20577] setpgid(0, 0) = 0 [pid 20577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20577] write(3, "1000", 4) = 4 [pid 20577] close(3) = 0 [pid 20577] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20577] write(1, "executing program\n", 18executing program ) = 18 [pid 20577] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20577] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20577] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20577] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20577] exit_group(0) = ? [pid 20577] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20287", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20287/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20287/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20287") = 0 mkdir("./20288", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20578 attached , child_tidptr=0x55555e144650) = 20578 [pid 20578] set_robust_list(0x55555e144660, 24) = 0 [pid 20578] chdir("./20288") = 0 [pid 20578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20578] setpgid(0, 0) = 0 [pid 20578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20578] write(3, "1000", 4) = 4 [pid 20578] close(3) = 0 [pid 20578] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20578] write(1, "executing program\n", 18) = 18 [pid 20578] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20578] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20578] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20578] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20578] exit_group(0) = ? [pid 20578] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20288", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20288/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20288/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20288/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20288") = 0 mkdir("./20289", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20579 ./strace-static-x86_64: Process 20579 attached [pid 20579] set_robust_list(0x55555e144660, 24) = 0 [pid 20579] chdir("./20289") = 0 [pid 20579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20579] setpgid(0, 0) = 0 [pid 20579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20579] write(3, "1000", 4) = 4 [pid 20579] close(3) = 0 [pid 20579] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20579] write(1, "executing program\n", 18) = 18 [pid 20579] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20579] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20579] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20579] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20579] exit_group(0) = ? [pid 20579] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20289", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20289/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20289/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20289/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20289") = 0 mkdir("./20290", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20580 ./strace-static-x86_64: Process 20580 attached [pid 20580] set_robust_list(0x55555e144660, 24) = 0 [pid 20580] chdir("./20290") = 0 [pid 20580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20580] setpgid(0, 0) = 0 [pid 20580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20580] write(3, "1000", 4) = 4 [pid 20580] close(3) = 0 [pid 20580] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20580] write(1, "executing program\n", 18executing program ) = 18 [pid 20580] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20580] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20580] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20580] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20580] exit_group(0) = ? [pid 20580] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20290", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20290/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20290/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20290/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20290") = 0 mkdir("./20291", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20581 ./strace-static-x86_64: Process 20581 attached [pid 20581] set_robust_list(0x55555e144660, 24) = 0 [pid 20581] chdir("./20291") = 0 [pid 20581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20581] setpgid(0, 0) = 0 [pid 20581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20581] write(3, "1000", 4) = 4 [pid 20581] close(3) = 0 [pid 20581] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20581] write(1, "executing program\n", 18executing program ) = 18 [pid 20581] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20581] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20581] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20581] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20581] exit_group(0) = ? [pid 20581] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20291", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20291/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20291/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20291/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20291") = 0 mkdir("./20292", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20582 attached , child_tidptr=0x55555e144650) = 20582 [pid 20582] set_robust_list(0x55555e144660, 24) = 0 [pid 20582] chdir("./20292") = 0 [pid 20582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20582] setpgid(0, 0) = 0 [pid 20582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20582] write(3, "1000", 4) = 4 [pid 20582] close(3) = 0 [pid 20582] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20582] write(1, "executing program\n", 18executing program ) = 18 [pid 20582] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20582] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20582] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20582] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20582] exit_group(0) = ? [pid 20582] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20292", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20292/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20292/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20292/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20292") = 0 mkdir("./20293", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20583 ./strace-static-x86_64: Process 20583 attached [pid 20583] set_robust_list(0x55555e144660, 24) = 0 [pid 20583] chdir("./20293") = 0 [pid 20583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20583] setpgid(0, 0) = 0 [pid 20583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20583] write(3, "1000", 4) = 4 [pid 20583] close(3) = 0 [pid 20583] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20583] write(1, "executing program\n", 18) = 18 [pid 20583] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20583] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20583] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20583] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20583] exit_group(0) = ? [pid 20583] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20293", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20293/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20293/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20293/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20293") = 0 mkdir("./20294", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20584 ./strace-static-x86_64: Process 20584 attached [pid 20584] set_robust_list(0x55555e144660, 24) = 0 [pid 20584] chdir("./20294") = 0 [pid 20584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20584] setpgid(0, 0) = 0 [pid 20584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20584] write(3, "1000", 4) = 4 [pid 20584] close(3) = 0 [pid 20584] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20584] write(1, "executing program\n", 18executing program ) = 18 [pid 20584] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20584] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20584] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20584] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20584] exit_group(0) = ? [pid 20584] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20294", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20294/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20294/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20294/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20294") = 0 mkdir("./20295", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20585 ./strace-static-x86_64: Process 20585 attached [pid 20585] set_robust_list(0x55555e144660, 24) = 0 [pid 20585] chdir("./20295") = 0 [pid 20585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20585] setpgid(0, 0) = 0 [pid 20585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20585] write(3, "1000", 4) = 4 [pid 20585] close(3) = 0 [pid 20585] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20585] write(1, "executing program\n", 18executing program ) = 18 [pid 20585] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20585] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20585] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20585] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20585] exit_group(0) = ? [pid 20585] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20295", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20295/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20295/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20295/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20295") = 0 mkdir("./20296", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20586 ./strace-static-x86_64: Process 20586 attached [pid 20586] set_robust_list(0x55555e144660, 24) = 0 [pid 20586] chdir("./20296") = 0 [pid 20586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20586] setpgid(0, 0) = 0 [pid 20586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20586] write(3, "1000", 4) = 4 [pid 20586] close(3) = 0 [pid 20586] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20586] write(1, "executing program\n", 18executing program ) = 18 [pid 20586] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20586] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20586] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20586] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20586] exit_group(0) = ? [pid 20586] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20296", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20296", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20296/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20296/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20296/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20296") = 0 mkdir("./20297", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20587 ./strace-static-x86_64: Process 20587 attached [pid 20587] set_robust_list(0x55555e144660, 24) = 0 [pid 20587] chdir("./20297") = 0 [pid 20587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20587] setpgid(0, 0) = 0 [pid 20587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20587] write(3, "1000", 4) = 4 [pid 20587] close(3) = 0 [pid 20587] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20587] write(1, "executing program\n", 18) = 18 [pid 20587] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20587] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20587] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20587] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20587] exit_group(0) = ? [pid 20587] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20297", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20297/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20297/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20297/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20297") = 0 mkdir("./20298", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20588 attached , child_tidptr=0x55555e144650) = 20588 [pid 20588] set_robust_list(0x55555e144660, 24) = 0 [pid 20588] chdir("./20298") = 0 [pid 20588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20588] setpgid(0, 0) = 0 [pid 20588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20588] write(3, "1000", 4) = 4 [pid 20588] close(3) = 0 [pid 20588] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20588] write(1, "executing program\n", 18) = 18 [pid 20588] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20588] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20588] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20588] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20588] exit_group(0) = ? [pid 20588] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20298", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20298/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20298/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20298/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20298") = 0 mkdir("./20299", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20589 ./strace-static-x86_64: Process 20589 attached [pid 20589] set_robust_list(0x55555e144660, 24) = 0 [pid 20589] chdir("./20299") = 0 [pid 20589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20589] setpgid(0, 0) = 0 [pid 20589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20589] write(3, "1000", 4) = 4 [pid 20589] close(3) = 0 [pid 20589] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20589] write(1, "executing program\n", 18executing program ) = 18 [pid 20589] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20589] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20589] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20589] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20589] exit_group(0) = ? [pid 20589] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20299", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20299/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20299/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20299/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20299") = 0 mkdir("./20300", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20590 attached , child_tidptr=0x55555e144650) = 20590 [pid 20590] set_robust_list(0x55555e144660, 24) = 0 [pid 20590] chdir("./20300") = 0 [pid 20590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20590] setpgid(0, 0) = 0 [pid 20590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20590] write(3, "1000", 4) = 4 [pid 20590] close(3) = 0 [pid 20590] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20590] write(1, "executing program\n", 18executing program ) = 18 [pid 20590] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20590] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20590] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20590] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20590] exit_group(0) = ? [pid 20590] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20300", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20300/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20300/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20300/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20300") = 0 mkdir("./20301", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20591 attached , child_tidptr=0x55555e144650) = 20591 [pid 20591] set_robust_list(0x55555e144660, 24) = 0 [pid 20591] chdir("./20301") = 0 [pid 20591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20591] setpgid(0, 0) = 0 [pid 20591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20591] write(3, "1000", 4) = 4 [pid 20591] close(3) = 0 [pid 20591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20591] write(1, "executing program\n", 18executing program ) = 18 [pid 20591] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20591] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20591] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20591] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20591] exit_group(0) = ? [pid 20591] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20301", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20301/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20301/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20301/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20301") = 0 mkdir("./20302", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20592 ./strace-static-x86_64: Process 20592 attached [pid 20592] set_robust_list(0x55555e144660, 24) = 0 [pid 20592] chdir("./20302") = 0 [pid 20592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20592] setpgid(0, 0) = 0 [pid 20592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20592] write(3, "1000", 4) = 4 [pid 20592] close(3) = 0 [pid 20592] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20592] write(1, "executing program\n", 18) = 18 [pid 20592] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20592] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20592] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20592] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20592] exit_group(0) = ? [pid 20592] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20302", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20302", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20302/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20302/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20302/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20302") = 0 mkdir("./20303", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20593 ./strace-static-x86_64: Process 20593 attached [pid 20593] set_robust_list(0x55555e144660, 24) = 0 [pid 20593] chdir("./20303") = 0 [pid 20593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20593] setpgid(0, 0) = 0 [pid 20593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20593] write(3, "1000", 4) = 4 [pid 20593] close(3) = 0 [pid 20593] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20593] write(1, "executing program\n", 18executing program ) = 18 [pid 20593] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20593] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20593] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20593] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20593] exit_group(0) = ? [pid 20593] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20303", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20303", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20303/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20303/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20303/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20303") = 0 mkdir("./20304", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20594 ./strace-static-x86_64: Process 20594 attached [pid 20594] set_robust_list(0x55555e144660, 24) = 0 [pid 20594] chdir("./20304") = 0 [pid 20594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20594] setpgid(0, 0) = 0 [pid 20594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20594] write(3, "1000", 4) = 4 [pid 20594] close(3) = 0 [pid 20594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20594] write(1, "executing program\n", 18executing program ) = 18 [pid 20594] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20594] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20594] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20594] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20594] exit_group(0) = ? [pid 20594] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20304", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20304", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20304/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20304/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20304/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20304") = 0 mkdir("./20305", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20595 ./strace-static-x86_64: Process 20595 attached [pid 20595] set_robust_list(0x55555e144660, 24) = 0 [pid 20595] chdir("./20305") = 0 [pid 20595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20595] setpgid(0, 0) = 0 [pid 20595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20595] write(3, "1000", 4) = 4 [pid 20595] close(3) = 0 [pid 20595] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20595] write(1, "executing program\n", 18executing program ) = 18 [pid 20595] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20595] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20595] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20595] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20595] exit_group(0) = ? [pid 20595] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20305", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20305", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20305/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20305/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20305/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20305") = 0 mkdir("./20306", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20596 ./strace-static-x86_64: Process 20596 attached [pid 20596] set_robust_list(0x55555e144660, 24) = 0 [pid 20596] chdir("./20306") = 0 [pid 20596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20596] setpgid(0, 0) = 0 [pid 20596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20596] write(3, "1000", 4) = 4 [pid 20596] close(3) = 0 [pid 20596] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20596] write(1, "executing program\n", 18executing program ) = 18 [pid 20596] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20596] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20596] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20596] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20596] exit_group(0) = ? [pid 20596] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20306", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20306", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20306/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20306/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20306/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20306") = 0 mkdir("./20307", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20597 attached , child_tidptr=0x55555e144650) = 20597 [pid 20597] set_robust_list(0x55555e144660, 24) = 0 [pid 20597] chdir("./20307") = 0 [pid 20597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20597] setpgid(0, 0) = 0 [pid 20597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20597] write(3, "1000", 4) = 4 [pid 20597] close(3) = 0 [pid 20597] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20597] write(1, "executing program\n", 18executing program ) = 18 [pid 20597] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20597] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20597] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20597] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20597] exit_group(0) = ? [pid 20597] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20307", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20307", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20307/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20307/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20307/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20307") = 0 mkdir("./20308", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20598 attached , child_tidptr=0x55555e144650) = 20598 [pid 20598] set_robust_list(0x55555e144660, 24) = 0 [pid 20598] chdir("./20308") = 0 [pid 20598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20598] setpgid(0, 0) = 0 [pid 20598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20598] write(3, "1000", 4) = 4 [pid 20598] close(3) = 0 [pid 20598] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20598] write(1, "executing program\n", 18executing program ) = 18 [pid 20598] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20598] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20598] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20598] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20598] exit_group(0) = ? [pid 20598] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20308", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20308", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20308/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20308/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20308/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20308") = 0 mkdir("./20309", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20599 attached , child_tidptr=0x55555e144650) = 20599 [pid 20599] set_robust_list(0x55555e144660, 24) = 0 [pid 20599] chdir("./20309") = 0 [pid 20599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20599] setpgid(0, 0) = 0 [pid 20599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20599] write(3, "1000", 4) = 4 [pid 20599] close(3) = 0 [pid 20599] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20599] write(1, "executing program\n", 18executing program ) = 18 [pid 20599] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20599] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20599] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20599] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20599] exit_group(0) = ? [pid 20599] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20309", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20309", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20309/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20309/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20309/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20309") = 0 mkdir("./20310", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20600 ./strace-static-x86_64: Process 20600 attached [pid 20600] set_robust_list(0x55555e144660, 24) = 0 [pid 20600] chdir("./20310") = 0 [pid 20600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20600] setpgid(0, 0) = 0 [pid 20600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20600] write(3, "1000", 4) = 4 [pid 20600] close(3) = 0 [pid 20600] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20600] write(1, "executing program\n", 18executing program ) = 18 [pid 20600] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20600] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20600] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20600] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20600] exit_group(0) = ? [pid 20600] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20310", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20310", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20310/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20310/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20310/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20310") = 0 mkdir("./20311", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20601 ./strace-static-x86_64: Process 20601 attached [pid 20601] set_robust_list(0x55555e144660, 24) = 0 [pid 20601] chdir("./20311") = 0 [pid 20601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20601] setpgid(0, 0) = 0 [pid 20601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20601] write(3, "1000", 4) = 4 [pid 20601] close(3) = 0 [pid 20601] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20601] write(1, "executing program\n", 18) = 18 [pid 20601] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20601] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20601] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20601] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20601] exit_group(0) = ? [pid 20601] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20311", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20311", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20311/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20311/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20311/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20311") = 0 mkdir("./20312", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20602 ./strace-static-x86_64: Process 20602 attached [pid 20602] set_robust_list(0x55555e144660, 24) = 0 [pid 20602] chdir("./20312") = 0 [pid 20602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20602] setpgid(0, 0) = 0 [pid 20602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20602] write(3, "1000", 4) = 4 [pid 20602] close(3) = 0 [pid 20602] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20602] write(1, "executing program\n", 18executing program ) = 18 [pid 20602] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20602] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20602] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20602] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20602] exit_group(0) = ? [pid 20602] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20312", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20312", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20312/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20312/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20312/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20312") = 0 mkdir("./20313", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20603 ./strace-static-x86_64: Process 20603 attached [pid 20603] set_robust_list(0x55555e144660, 24) = 0 [pid 20603] chdir("./20313") = 0 [pid 20603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20603] setpgid(0, 0) = 0 [pid 20603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20603] write(3, "1000", 4) = 4 [pid 20603] close(3) = 0 [pid 20603] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20603] write(1, "executing program\n", 18executing program ) = 18 [pid 20603] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20603] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20603] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20603] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20603] exit_group(0) = ? [pid 20603] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20313", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20313", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20313/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20313/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20313/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20313") = 0 mkdir("./20314", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20604 ./strace-static-x86_64: Process 20604 attached [pid 20604] set_robust_list(0x55555e144660, 24) = 0 [pid 20604] chdir("./20314") = 0 [pid 20604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20604] setpgid(0, 0) = 0 [pid 20604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20604] write(3, "1000", 4) = 4 [pid 20604] close(3) = 0 [pid 20604] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20604] write(1, "executing program\n", 18executing program ) = 18 [pid 20604] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20604] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20604] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20604] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20604] exit_group(0) = ? [pid 20604] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20314", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20314", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20314/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20314/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20314/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20314") = 0 mkdir("./20315", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20605 ./strace-static-x86_64: Process 20605 attached [pid 20605] set_robust_list(0x55555e144660, 24) = 0 [pid 20605] chdir("./20315") = 0 [pid 20605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20605] setpgid(0, 0) = 0 [pid 20605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20605] write(3, "1000", 4) = 4 [pid 20605] close(3) = 0 [pid 20605] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20605] write(1, "executing program\n", 18) = 18 [pid 20605] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20605] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20605] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20605] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20605] exit_group(0) = ? [pid 20605] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20315", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20315", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20315/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20315/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20315/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20315") = 0 mkdir("./20316", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20606 ./strace-static-x86_64: Process 20606 attached [pid 20606] set_robust_list(0x55555e144660, 24) = 0 [pid 20606] chdir("./20316") = 0 [pid 20606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20606] setpgid(0, 0) = 0 [pid 20606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20606] write(3, "1000", 4) = 4 [pid 20606] close(3) = 0 [pid 20606] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20606] write(1, "executing program\n", 18executing program ) = 18 [pid 20606] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20606] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20606] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20606] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20606] exit_group(0) = ? [pid 20606] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20316", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20316", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20316/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20316/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20316/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20316") = 0 mkdir("./20317", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20607 attached , child_tidptr=0x55555e144650) = 20607 [pid 20607] set_robust_list(0x55555e144660, 24) = 0 [pid 20607] chdir("./20317") = 0 [pid 20607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20607] setpgid(0, 0) = 0 [pid 20607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20607] write(3, "1000", 4) = 4 [pid 20607] close(3) = 0 [pid 20607] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20607] write(1, "executing program\n", 18executing program ) = 18 [pid 20607] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20607] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20607] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20607] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20607] exit_group(0) = ? [pid 20607] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20317", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20317", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20317/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20317/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20317/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20317") = 0 mkdir("./20318", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20608 ./strace-static-x86_64: Process 20608 attached [pid 20608] set_robust_list(0x55555e144660, 24) = 0 [pid 20608] chdir("./20318") = 0 [pid 20608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20608] setpgid(0, 0) = 0 [pid 20608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20608] write(3, "1000", 4) = 4 [pid 20608] close(3) = 0 [pid 20608] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20608] write(1, "executing program\n", 18executing program ) = 18 [pid 20608] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20608] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20608] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20608] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20608] exit_group(0) = ? [pid 20608] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20318", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20318", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20318/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20318/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20318/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20318") = 0 mkdir("./20319", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20609 ./strace-static-x86_64: Process 20609 attached [pid 20609] set_robust_list(0x55555e144660, 24) = 0 [pid 20609] chdir("./20319") = 0 [pid 20609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20609] setpgid(0, 0) = 0 [pid 20609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20609] write(3, "1000", 4) = 4 [pid 20609] close(3) = 0 [pid 20609] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20609] write(1, "executing program\n", 18executing program ) = 18 [pid 20609] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20609] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20609] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20609] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20609] exit_group(0) = ? [pid 20609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20319", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20319", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20319/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20319/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20319/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20319") = 0 mkdir("./20320", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20610 ./strace-static-x86_64: Process 20610 attached [pid 20610] set_robust_list(0x55555e144660, 24) = 0 [pid 20610] chdir("./20320") = 0 [pid 20610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20610] setpgid(0, 0) = 0 [pid 20610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20610] write(3, "1000", 4) = 4 [pid 20610] close(3) = 0 [pid 20610] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20610] write(1, "executing program\n", 18) = 18 [pid 20610] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20610] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20610] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20610] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20610] exit_group(0) = ? [pid 20610] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20320", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20320", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20320/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20320/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20320/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20320") = 0 mkdir("./20321", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20611 attached , child_tidptr=0x55555e144650) = 20611 [pid 20611] set_robust_list(0x55555e144660, 24) = 0 [pid 20611] chdir("./20321") = 0 [pid 20611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20611] setpgid(0, 0) = 0 [pid 20611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20611] write(3, "1000", 4) = 4 [pid 20611] close(3) = 0 [pid 20611] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20611] write(1, "executing program\n", 18executing program ) = 18 [pid 20611] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20611] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20611] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20611] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20611] exit_group(0) = ? [pid 20611] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20321", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20321", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20321/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20321/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20321/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20321") = 0 mkdir("./20322", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20612 ./strace-static-x86_64: Process 20612 attached [pid 20612] set_robust_list(0x55555e144660, 24) = 0 [pid 20612] chdir("./20322") = 0 [pid 20612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20612] setpgid(0, 0) = 0 [pid 20612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20612] write(3, "1000", 4) = 4 [pid 20612] close(3) = 0 [pid 20612] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20612] write(1, "executing program\n", 18executing program ) = 18 [pid 20612] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20612] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20612] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20612] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20612] exit_group(0) = ? [pid 20612] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20322", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20322", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20322/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20322/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20322/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20322") = 0 mkdir("./20323", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20613 ./strace-static-x86_64: Process 20613 attached [pid 20613] set_robust_list(0x55555e144660, 24) = 0 [pid 20613] chdir("./20323") = 0 [pid 20613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20613] setpgid(0, 0) = 0 [pid 20613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20613] write(3, "1000", 4) = 4 [pid 20613] close(3) = 0 [pid 20613] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20613] write(1, "executing program\n", 18) = 18 [pid 20613] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20613] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20613] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20613] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20613] exit_group(0) = ? [pid 20613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20323", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20323", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20323/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20323/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20323/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20323") = 0 mkdir("./20324", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20614 attached , child_tidptr=0x55555e144650) = 20614 [pid 20614] set_robust_list(0x55555e144660, 24) = 0 [pid 20614] chdir("./20324") = 0 [pid 20614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20614] setpgid(0, 0) = 0 [pid 20614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20614] write(3, "1000", 4) = 4 [pid 20614] close(3) = 0 [pid 20614] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20614] write(1, "executing program\n", 18executing program ) = 18 [pid 20614] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20614] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20614] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20614] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20614] exit_group(0) = ? [pid 20614] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20324", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20324", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20324/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20324/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20324/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20324") = 0 mkdir("./20325", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20615 ./strace-static-x86_64: Process 20615 attached [pid 20615] set_robust_list(0x55555e144660, 24) = 0 [pid 20615] chdir("./20325") = 0 [pid 20615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20615] setpgid(0, 0) = 0 [pid 20615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20615] write(3, "1000", 4) = 4 [pid 20615] close(3) = 0 [pid 20615] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20615] write(1, "executing program\n", 18executing program ) = 18 [pid 20615] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20615] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20615] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20615] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20615] exit_group(0) = ? [pid 20615] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20325", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20325", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20325/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20325/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20325/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20325") = 0 mkdir("./20326", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20616 ./strace-static-x86_64: Process 20616 attached [pid 20616] set_robust_list(0x55555e144660, 24) = 0 [pid 20616] chdir("./20326") = 0 [pid 20616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20616] setpgid(0, 0) = 0 [pid 20616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20616] write(3, "1000", 4) = 4 [pid 20616] close(3) = 0 [pid 20616] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20616] write(1, "executing program\n", 18executing program ) = 18 [pid 20616] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20616] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20616] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20616] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20616] exit_group(0) = ? [pid 20616] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20326", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20326", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20326/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20326/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20326/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20326") = 0 mkdir("./20327", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20617 ./strace-static-x86_64: Process 20617 attached [pid 20617] set_robust_list(0x55555e144660, 24) = 0 [pid 20617] chdir("./20327") = 0 [pid 20617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20617] setpgid(0, 0) = 0 [pid 20617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20617] write(3, "1000", 4) = 4 [pid 20617] close(3) = 0 [pid 20617] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20617] write(1, "executing program\n", 18executing program ) = 18 [pid 20617] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20617] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20617] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20617] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20617] exit_group(0) = ? [pid 20617] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20327", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20327", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20327/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20327/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20327/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20327") = 0 mkdir("./20328", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20618 ./strace-static-x86_64: Process 20618 attached [pid 20618] set_robust_list(0x55555e144660, 24) = 0 [pid 20618] chdir("./20328") = 0 [pid 20618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20618] setpgid(0, 0) = 0 [pid 20618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20618] write(3, "1000", 4) = 4 [pid 20618] close(3) = 0 [pid 20618] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20618] write(1, "executing program\n", 18executing program ) = 18 [pid 20618] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20618] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20618] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20618] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20618] exit_group(0) = ? [pid 20618] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20328", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20328", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20328/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20328/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20328/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20328") = 0 mkdir("./20329", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20619 ./strace-static-x86_64: Process 20619 attached [pid 20619] set_robust_list(0x55555e144660, 24) = 0 [pid 20619] chdir("./20329") = 0 [pid 20619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20619] setpgid(0, 0) = 0 [pid 20619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20619] write(3, "1000", 4) = 4 [pid 20619] close(3) = 0 [pid 20619] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20619] write(1, "executing program\n", 18executing program ) = 18 [pid 20619] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20619] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20619] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20619] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20619] exit_group(0) = ? [pid 20619] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20329", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20329", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20329/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20329/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20329/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20329") = 0 mkdir("./20330", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20620 ./strace-static-x86_64: Process 20620 attached [pid 20620] set_robust_list(0x55555e144660, 24) = 0 [pid 20620] chdir("./20330") = 0 [pid 20620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20620] setpgid(0, 0) = 0 [pid 20620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20620] write(3, "1000", 4) = 4 [pid 20620] close(3) = 0 [pid 20620] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20620] write(1, "executing program\n", 18) = 18 [pid 20620] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20620] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20620] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20620] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20620] exit_group(0) = ? [pid 20620] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20330", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20330", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20330/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20330/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20330/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20330") = 0 mkdir("./20331", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20621 ./strace-static-x86_64: Process 20621 attached [pid 20621] set_robust_list(0x55555e144660, 24) = 0 [pid 20621] chdir("./20331") = 0 [pid 20621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20621] setpgid(0, 0) = 0 [pid 20621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20621] write(3, "1000", 4) = 4 [pid 20621] close(3) = 0 [pid 20621] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20621] write(1, "executing program\n", 18executing program ) = 18 [pid 20621] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20621] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20621] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20621] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20621] exit_group(0) = ? [pid 20621] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20331", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20331", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20331/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20331/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20331/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20331") = 0 mkdir("./20332", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20622 ./strace-static-x86_64: Process 20622 attached [pid 20622] set_robust_list(0x55555e144660, 24) = 0 [pid 20622] chdir("./20332") = 0 [pid 20622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20622] setpgid(0, 0) = 0 [pid 20622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20622] write(3, "1000", 4) = 4 [pid 20622] close(3) = 0 [pid 20622] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20622] write(1, "executing program\n", 18executing program ) = 18 [pid 20622] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20622] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20622] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20622] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20622] exit_group(0) = ? [pid 20622] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20332", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20332", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20332/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20332/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20332/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20332") = 0 mkdir("./20333", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20623 attached , child_tidptr=0x55555e144650) = 20623 [pid 20623] set_robust_list(0x55555e144660, 24) = 0 [pid 20623] chdir("./20333") = 0 [pid 20623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20623] setpgid(0, 0) = 0 [pid 20623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20623] write(3, "1000", 4) = 4 [pid 20623] close(3) = 0 [pid 20623] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20623] write(1, "executing program\n", 18) = 18 [pid 20623] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20623] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20623] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20623] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20623] exit_group(0) = ? [pid 20623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20333", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20333", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20333/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20333/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20333/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20333") = 0 mkdir("./20334", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20624 ./strace-static-x86_64: Process 20624 attached [pid 20624] set_robust_list(0x55555e144660, 24) = 0 [pid 20624] chdir("./20334") = 0 [pid 20624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20624] setpgid(0, 0) = 0 [pid 20624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20624] write(3, "1000", 4) = 4 [pid 20624] close(3) = 0 [pid 20624] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20624] write(1, "executing program\n", 18executing program ) = 18 [pid 20624] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20624] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20624] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20624] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20624] exit_group(0) = ? [pid 20624] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20334", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20334", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20334/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20334/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20334/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20334") = 0 mkdir("./20335", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20625 ./strace-static-x86_64: Process 20625 attached [pid 20625] set_robust_list(0x55555e144660, 24) = 0 [pid 20625] chdir("./20335") = 0 [pid 20625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20625] setpgid(0, 0) = 0 [pid 20625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20625] write(3, "1000", 4) = 4 [pid 20625] close(3) = 0 [pid 20625] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20625] write(1, "executing program\n", 18executing program ) = 18 [pid 20625] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20625] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20625] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20625] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20625] exit_group(0) = ? [pid 20625] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20335", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20335", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20335/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20335/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20335/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20335") = 0 mkdir("./20336", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20626 ./strace-static-x86_64: Process 20626 attached [pid 20626] set_robust_list(0x55555e144660, 24) = 0 [pid 20626] chdir("./20336") = 0 [pid 20626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20626] setpgid(0, 0) = 0 [pid 20626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20626] write(3, "1000", 4) = 4 [pid 20626] close(3) = 0 [pid 20626] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20626] write(1, "executing program\n", 18executing program ) = 18 [pid 20626] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20626] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20626] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20626] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20626] exit_group(0) = ? [pid 20626] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20336", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20336", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20336/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20336/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20336/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20336") = 0 mkdir("./20337", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20627 attached , child_tidptr=0x55555e144650) = 20627 [pid 20627] set_robust_list(0x55555e144660, 24) = 0 [pid 20627] chdir("./20337") = 0 [pid 20627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20627] setpgid(0, 0) = 0 [pid 20627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20627] write(3, "1000", 4) = 4 [pid 20627] close(3) = 0 [pid 20627] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20627] write(1, "executing program\n", 18executing program ) = 18 [pid 20627] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20627] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20627] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20627] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20627] exit_group(0) = ? [pid 20627] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20337", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20337", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20337/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20337/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20337/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20337") = 0 mkdir("./20338", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20628 attached , child_tidptr=0x55555e144650) = 20628 [pid 20628] set_robust_list(0x55555e144660, 24) = 0 [pid 20628] chdir("./20338") = 0 [pid 20628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20628] setpgid(0, 0) = 0 [pid 20628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20628] write(3, "1000", 4) = 4 [pid 20628] close(3) = 0 [pid 20628] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20628] write(1, "executing program\n", 18) = 18 [pid 20628] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20628] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20628] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20628] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20628] exit_group(0) = ? [pid 20628] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20338", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20338", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20338/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20338/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20338/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20338") = 0 mkdir("./20339", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20629 attached , child_tidptr=0x55555e144650) = 20629 [pid 20629] set_robust_list(0x55555e144660, 24) = 0 [pid 20629] chdir("./20339") = 0 [pid 20629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20629] setpgid(0, 0) = 0 [pid 20629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20629] write(3, "1000", 4) = 4 [pid 20629] close(3) = 0 [pid 20629] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20629] write(1, "executing program\n", 18executing program ) = 18 [pid 20629] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20629] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20629] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20629] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20629] exit_group(0) = ? [pid 20629] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20339", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20339", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20339/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20339/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20339/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20339") = 0 mkdir("./20340", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20630 attached , child_tidptr=0x55555e144650) = 20630 [pid 20630] set_robust_list(0x55555e144660, 24) = 0 [pid 20630] chdir("./20340") = 0 [pid 20630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20630] setpgid(0, 0) = 0 [pid 20630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20630] write(3, "1000", 4) = 4 [pid 20630] close(3) = 0 [pid 20630] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20630] write(1, "executing program\n", 18executing program ) = 18 [pid 20630] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20630] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20630] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20630] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20630] exit_group(0) = ? [pid 20630] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20340", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20340", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20340/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20340/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20340/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20340") = 0 mkdir("./20341", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20631 attached , child_tidptr=0x55555e144650) = 20631 [pid 20631] set_robust_list(0x55555e144660, 24) = 0 [pid 20631] chdir("./20341") = 0 [pid 20631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20631] setpgid(0, 0) = 0 [pid 20631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20631] write(3, "1000", 4) = 4 [pid 20631] close(3) = 0 [pid 20631] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20631] write(1, "executing program\n", 18executing program ) = 18 [pid 20631] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20631] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20631] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20631] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20631] exit_group(0) = ? [pid 20631] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20341", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20341", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20341/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20341/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20341/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20341") = 0 mkdir("./20342", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20632 attached , child_tidptr=0x55555e144650) = 20632 [pid 20632] set_robust_list(0x55555e144660, 24) = 0 [pid 20632] chdir("./20342") = 0 [pid 20632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20632] setpgid(0, 0) = 0 [pid 20632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20632] write(3, "1000", 4) = 4 [pid 20632] close(3) = 0 [pid 20632] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20632] write(1, "executing program\n", 18executing program ) = 18 [pid 20632] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20632] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20632] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20632] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20632] exit_group(0) = ? [pid 20632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20342", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20342", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20342/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20342/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20342/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20342") = 0 mkdir("./20343", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20633 attached , child_tidptr=0x55555e144650) = 20633 [pid 20633] set_robust_list(0x55555e144660, 24) = 0 [pid 20633] chdir("./20343") = 0 [pid 20633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20633] setpgid(0, 0) = 0 [pid 20633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20633] write(3, "1000", 4) = 4 [pid 20633] close(3) = 0 [pid 20633] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20633] write(1, "executing program\n", 18executing program ) = 18 [pid 20633] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20633] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20633] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20633] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20633] exit_group(0) = ? [pid 20633] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20343", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20343", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20343/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20343/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20343/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20343") = 0 mkdir("./20344", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20634 ./strace-static-x86_64: Process 20634 attached [pid 20634] set_robust_list(0x55555e144660, 24) = 0 [pid 20634] chdir("./20344") = 0 [pid 20634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20634] setpgid(0, 0) = 0 [pid 20634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20634] write(3, "1000", 4) = 4 [pid 20634] close(3) = 0 [pid 20634] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20634] write(1, "executing program\n", 18executing program ) = 18 [pid 20634] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20634] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20634] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20634] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20634] exit_group(0) = ? [pid 20634] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20344", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20344", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20344/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20344/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20344/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20344") = 0 mkdir("./20345", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20635 ./strace-static-x86_64: Process 20635 attached [pid 20635] set_robust_list(0x55555e144660, 24) = 0 [pid 20635] chdir("./20345") = 0 [pid 20635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20635] setpgid(0, 0) = 0 [pid 20635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20635] write(3, "1000", 4) = 4 [pid 20635] close(3) = 0 [pid 20635] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20635] write(1, "executing program\n", 18executing program ) = 18 [pid 20635] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20635] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20635] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20635] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20635] exit_group(0) = ? [pid 20635] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20345", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20345", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20345/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20345/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20345/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20345") = 0 mkdir("./20346", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20636 ./strace-static-x86_64: Process 20636 attached [pid 20636] set_robust_list(0x55555e144660, 24) = 0 [pid 20636] chdir("./20346") = 0 [pid 20636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20636] setpgid(0, 0) = 0 [pid 20636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20636] write(3, "1000", 4) = 4 [pid 20636] close(3) = 0 [pid 20636] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20636] write(1, "executing program\n", 18executing program ) = 18 [pid 20636] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20636] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20636] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20636] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20636] exit_group(0) = ? [pid 20636] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20346", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20346", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20346/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20346/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20346/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20346") = 0 mkdir("./20347", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20637 ./strace-static-x86_64: Process 20637 attached [pid 20637] set_robust_list(0x55555e144660, 24) = 0 [pid 20637] chdir("./20347") = 0 [pid 20637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20637] setpgid(0, 0) = 0 [pid 20637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20637] write(3, "1000", 4) = 4 [pid 20637] close(3) = 0 [pid 20637] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20637] write(1, "executing program\n", 18) = 18 [pid 20637] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20637] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20637] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20637] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20637] exit_group(0) = ? [pid 20637] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20347", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20347", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20347/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20347/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20347/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20347") = 0 mkdir("./20348", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20638 ./strace-static-x86_64: Process 20638 attached [pid 20638] set_robust_list(0x55555e144660, 24) = 0 [pid 20638] chdir("./20348") = 0 [pid 20638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20638] setpgid(0, 0) = 0 [pid 20638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20638] write(3, "1000", 4) = 4 [pid 20638] close(3) = 0 [pid 20638] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20638] write(1, "executing program\n", 18executing program ) = 18 [pid 20638] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20638] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20638] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20638] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20638] exit_group(0) = ? [pid 20638] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20348", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20348", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20348/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20348/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20348/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20348") = 0 mkdir("./20349", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20639 ./strace-static-x86_64: Process 20639 attached [pid 20639] set_robust_list(0x55555e144660, 24) = 0 [pid 20639] chdir("./20349") = 0 [pid 20639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20639] setpgid(0, 0) = 0 [pid 20639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20639] write(3, "1000", 4) = 4 [pid 20639] close(3) = 0 [pid 20639] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20639] write(1, "executing program\n", 18) = 18 [pid 20639] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20639] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20639] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20639] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20639] exit_group(0) = ? [pid 20639] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20349", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20349", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20349/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20349/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20349/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20349") = 0 mkdir("./20350", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20640 ./strace-static-x86_64: Process 20640 attached [pid 20640] set_robust_list(0x55555e144660, 24) = 0 [pid 20640] chdir("./20350") = 0 [pid 20640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20640] setpgid(0, 0) = 0 [pid 20640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20640] write(3, "1000", 4) = 4 [pid 20640] close(3) = 0 [pid 20640] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20640] write(1, "executing program\n", 18executing program ) = 18 [pid 20640] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20640] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20640] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20640] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20640] exit_group(0) = ? [pid 20640] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20350", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20350", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20350/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20350/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20350/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20350") = 0 mkdir("./20351", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20641 ./strace-static-x86_64: Process 20641 attached [pid 20641] set_robust_list(0x55555e144660, 24) = 0 [pid 20641] chdir("./20351") = 0 [pid 20641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20641] setpgid(0, 0) = 0 [pid 20641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20641] write(3, "1000", 4) = 4 [pid 20641] close(3) = 0 [pid 20641] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20641] write(1, "executing program\n", 18executing program ) = 18 [pid 20641] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20641] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20641] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20641] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20641] exit_group(0) = ? [pid 20641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20351", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20351", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20351/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20351/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20351/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20351") = 0 mkdir("./20352", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20642 ./strace-static-x86_64: Process 20642 attached [pid 20642] set_robust_list(0x55555e144660, 24) = 0 [pid 20642] chdir("./20352") = 0 [pid 20642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20642] setpgid(0, 0) = 0 [pid 20642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20642] write(3, "1000", 4) = 4 [pid 20642] close(3) = 0 [pid 20642] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20642] write(1, "executing program\n", 18) = 18 [pid 20642] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20642] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20642] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20642] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20642] exit_group(0) = ? [pid 20642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20352", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20352", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20352/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20352/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20352/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20352") = 0 mkdir("./20353", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20643 ./strace-static-x86_64: Process 20643 attached [pid 20643] set_robust_list(0x55555e144660, 24) = 0 [pid 20643] chdir("./20353") = 0 [pid 20643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20643] setpgid(0, 0) = 0 [pid 20643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20643] write(3, "1000", 4) = 4 [pid 20643] close(3) = 0 [pid 20643] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20643] write(1, "executing program\n", 18executing program ) = 18 [pid 20643] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20643] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20643] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20643] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20643] exit_group(0) = ? [pid 20643] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20353", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20353", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20353/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20353/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20353/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20353") = 0 mkdir("./20354", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20644 attached , child_tidptr=0x55555e144650) = 20644 [pid 20644] set_robust_list(0x55555e144660, 24) = 0 [pid 20644] chdir("./20354") = 0 [pid 20644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20644] setpgid(0, 0) = 0 [pid 20644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20644] write(3, "1000", 4) = 4 [pid 20644] close(3) = 0 [pid 20644] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20644] write(1, "executing program\n", 18executing program ) = 18 [pid 20644] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20644] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20644] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20644] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20644] exit_group(0) = ? [pid 20644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20354", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20354", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20354/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20354/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20354/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20354") = 0 mkdir("./20355", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20645 ./strace-static-x86_64: Process 20645 attached [pid 20645] set_robust_list(0x55555e144660, 24) = 0 [pid 20645] chdir("./20355") = 0 [pid 20645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20645] setpgid(0, 0) = 0 [pid 20645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20645] write(3, "1000", 4) = 4 [pid 20645] close(3) = 0 [pid 20645] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20645] write(1, "executing program\n", 18) = 18 [pid 20645] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20645] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20645] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20645] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20645] exit_group(0) = ? [pid 20645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20355", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20355", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20355/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20355/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20355/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20355") = 0 mkdir("./20356", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20646 ./strace-static-x86_64: Process 20646 attached [pid 20646] set_robust_list(0x55555e144660, 24) = 0 [pid 20646] chdir("./20356") = 0 [pid 20646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20646] setpgid(0, 0) = 0 [pid 20646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20646] write(3, "1000", 4) = 4 [pid 20646] close(3) = 0 [pid 20646] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20646] write(1, "executing program\n", 18) = 18 [pid 20646] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20646] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20646] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20646] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20646] exit_group(0) = ? [pid 20646] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20356", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20356", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20356/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20356/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20356/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20356") = 0 mkdir("./20357", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20647 ./strace-static-x86_64: Process 20647 attached [pid 20647] set_robust_list(0x55555e144660, 24) = 0 [pid 20647] chdir("./20357") = 0 [pid 20647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20647] setpgid(0, 0) = 0 [pid 20647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20647] write(3, "1000", 4) = 4 [pid 20647] close(3) = 0 [pid 20647] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20647] write(1, "executing program\n", 18executing program ) = 18 [pid 20647] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20647] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20647] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20647] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20647] exit_group(0) = ? [pid 20647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20357", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20357", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20357/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20357/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20357/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20357") = 0 mkdir("./20358", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20648 ./strace-static-x86_64: Process 20648 attached [pid 20648] set_robust_list(0x55555e144660, 24) = 0 [pid 20648] chdir("./20358") = 0 [pid 20648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20648] setpgid(0, 0) = 0 [pid 20648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20648] write(3, "1000", 4) = 4 [pid 20648] close(3) = 0 [pid 20648] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20648] write(1, "executing program\n", 18executing program ) = 18 [pid 20648] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20648] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20648] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20648] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20648] exit_group(0) = ? [pid 20648] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20358", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20358", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20358/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20358/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20358/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20358") = 0 mkdir("./20359", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20649 attached , child_tidptr=0x55555e144650) = 20649 [pid 20649] set_robust_list(0x55555e144660, 24) = 0 [pid 20649] chdir("./20359") = 0 [pid 20649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20649] setpgid(0, 0) = 0 [pid 20649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20649] write(3, "1000", 4) = 4 [pid 20649] close(3) = 0 [pid 20649] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20649] write(1, "executing program\n", 18executing program ) = 18 [pid 20649] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20649] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20649] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20649] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20649] exit_group(0) = ? [pid 20649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20359", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20359", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20359/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20359/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20359/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20359") = 0 mkdir("./20360", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20650 ./strace-static-x86_64: Process 20650 attached [pid 20650] set_robust_list(0x55555e144660, 24) = 0 [pid 20650] chdir("./20360") = 0 [pid 20650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20650] setpgid(0, 0) = 0 [pid 20650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20650] write(3, "1000", 4) = 4 [pid 20650] close(3) = 0 [pid 20650] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20650] write(1, "executing program\n", 18) = 18 [pid 20650] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20650] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20650] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20650] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20650] exit_group(0) = ? [pid 20650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20360", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20360", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20360/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20360/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20360/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20360") = 0 mkdir("./20361", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20651 ./strace-static-x86_64: Process 20651 attached [pid 20651] set_robust_list(0x55555e144660, 24) = 0 [pid 20651] chdir("./20361") = 0 [pid 20651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20651] setpgid(0, 0) = 0 [pid 20651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20651] write(3, "1000", 4) = 4 [pid 20651] close(3) = 0 [pid 20651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20651] write(1, "executing program\n", 18executing program ) = 18 [pid 20651] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20651] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20651] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20651] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20651] exit_group(0) = ? [pid 20651] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20361", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20361", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20361/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20361/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20361/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20361") = 0 mkdir("./20362", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20652 ./strace-static-x86_64: Process 20652 attached [pid 20652] set_robust_list(0x55555e144660, 24) = 0 [pid 20652] chdir("./20362") = 0 [pid 20652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20652] setpgid(0, 0) = 0 [pid 20652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20652] write(3, "1000", 4) = 4 [pid 20652] close(3) = 0 [pid 20652] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20652] write(1, "executing program\n", 18executing program ) = 18 [pid 20652] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20652] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20652] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20652] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20652] exit_group(0) = ? [pid 20652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20362", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20362", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20362/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20362/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20362/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20362") = 0 mkdir("./20363", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20653 ./strace-static-x86_64: Process 20653 attached [pid 20653] set_robust_list(0x55555e144660, 24) = 0 [pid 20653] chdir("./20363") = 0 [pid 20653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20653] setpgid(0, 0) = 0 [pid 20653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20653] write(3, "1000", 4) = 4 [pid 20653] close(3) = 0 [pid 20653] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20653] write(1, "executing program\n", 18executing program ) = 18 [pid 20653] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20653] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20653] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20653] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20653] exit_group(0) = ? [pid 20653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20363", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20363", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20363/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20363/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20363/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20363") = 0 mkdir("./20364", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20654 attached , child_tidptr=0x55555e144650) = 20654 [pid 20654] set_robust_list(0x55555e144660, 24) = 0 [pid 20654] chdir("./20364") = 0 [pid 20654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20654] setpgid(0, 0) = 0 [pid 20654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20654] write(3, "1000", 4) = 4 [pid 20654] close(3) = 0 [pid 20654] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20654] write(1, "executing program\n", 18executing program ) = 18 [pid 20654] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20654] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20654] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20654] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20654] exit_group(0) = ? [pid 20654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20364", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20364", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20364/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20364/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20364/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20364") = 0 mkdir("./20365", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20655 ./strace-static-x86_64: Process 20655 attached [pid 20655] set_robust_list(0x55555e144660, 24) = 0 [pid 20655] chdir("./20365") = 0 [pid 20655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20655] setpgid(0, 0) = 0 [pid 20655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20655] write(3, "1000", 4) = 4 [pid 20655] close(3) = 0 [pid 20655] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20655] write(1, "executing program\n", 18executing program ) = 18 [pid 20655] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20655] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20655] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20655] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20655] exit_group(0) = ? [pid 20655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20365", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20365", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20365/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20365/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20365/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20365") = 0 mkdir("./20366", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20656 attached , child_tidptr=0x55555e144650) = 20656 [pid 20656] set_robust_list(0x55555e144660, 24) = 0 [pid 20656] chdir("./20366") = 0 [pid 20656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20656] setpgid(0, 0) = 0 [pid 20656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20656] write(3, "1000", 4) = 4 [pid 20656] close(3) = 0 [pid 20656] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20656] write(1, "executing program\n", 18) = 18 [pid 20656] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20656] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20656] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20656] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20656] exit_group(0) = ? [pid 20656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20366", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20366", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20366/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20366/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20366/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20366") = 0 mkdir("./20367", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20657 ./strace-static-x86_64: Process 20657 attached [pid 20657] set_robust_list(0x55555e144660, 24) = 0 [pid 20657] chdir("./20367") = 0 [pid 20657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20657] setpgid(0, 0) = 0 [pid 20657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20657] write(3, "1000", 4) = 4 [pid 20657] close(3) = 0 [pid 20657] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20657] write(1, "executing program\n", 18) = 18 [pid 20657] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20657] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20657] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20657] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20657] exit_group(0) = ? [pid 20657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20367", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20367", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20367/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20367/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20367/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20367") = 0 mkdir("./20368", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20658 ./strace-static-x86_64: Process 20658 attached [pid 20658] set_robust_list(0x55555e144660, 24) = 0 [pid 20658] chdir("./20368") = 0 [pid 20658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20658] setpgid(0, 0) = 0 [pid 20658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20658] write(3, "1000", 4) = 4 [pid 20658] close(3) = 0 [pid 20658] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20658] write(1, "executing program\n", 18) = 18 [pid 20658] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20658] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20658] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20658] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20658] exit_group(0) = ? [pid 20658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20368", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20368", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20368/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20368/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20368/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20368") = 0 mkdir("./20369", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20659 ./strace-static-x86_64: Process 20659 attached [pid 20659] set_robust_list(0x55555e144660, 24) = 0 [pid 20659] chdir("./20369") = 0 [pid 20659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20659] setpgid(0, 0) = 0 [pid 20659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20659] write(3, "1000", 4) = 4 [pid 20659] close(3) = 0 [pid 20659] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20659] write(1, "executing program\n", 18) = 18 [pid 20659] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20659] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20659] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20659] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20659] exit_group(0) = ? [pid 20659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20369", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20369", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20369/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20369/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20369/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20369") = 0 mkdir("./20370", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20660 ./strace-static-x86_64: Process 20660 attached [pid 20660] set_robust_list(0x55555e144660, 24) = 0 [pid 20660] chdir("./20370") = 0 [pid 20660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20660] setpgid(0, 0) = 0 [pid 20660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20660] write(3, "1000", 4) = 4 [pid 20660] close(3) = 0 [pid 20660] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20660] write(1, "executing program\n", 18executing program ) = 18 [pid 20660] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20660] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20660] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20660] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20660] exit_group(0) = ? [pid 20660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20370", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20370", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20370/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20370/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20370/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20370") = 0 mkdir("./20371", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20661 ./strace-static-x86_64: Process 20661 attached [pid 20661] set_robust_list(0x55555e144660, 24) = 0 [pid 20661] chdir("./20371") = 0 [pid 20661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20661] setpgid(0, 0) = 0 [pid 20661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20661] write(3, "1000", 4) = 4 [pid 20661] close(3) = 0 [pid 20661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20661] write(1, "executing program\n", 18executing program ) = 18 [pid 20661] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20661] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20661] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20661] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20661] exit_group(0) = ? [pid 20661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20661, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20371", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20371", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20371/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20371/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20371/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20371") = 0 mkdir("./20372", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20662 ./strace-static-x86_64: Process 20662 attached [pid 20662] set_robust_list(0x55555e144660, 24) = 0 [pid 20662] chdir("./20372") = 0 [pid 20662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20662] setpgid(0, 0) = 0 [pid 20662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20662] write(3, "1000", 4) = 4 [pid 20662] close(3) = 0 [pid 20662] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20662] write(1, "executing program\n", 18) = 18 [pid 20662] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20662] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20662] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20662] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20662] exit_group(0) = ? [pid 20662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20662, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20372", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20372", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20372/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20372/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20372/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20372") = 0 mkdir("./20373", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20663 ./strace-static-x86_64: Process 20663 attached [pid 20663] set_robust_list(0x55555e144660, 24) = 0 [pid 20663] chdir("./20373") = 0 [pid 20663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20663] setpgid(0, 0) = 0 [pid 20663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20663] write(3, "1000", 4) = 4 [pid 20663] close(3) = 0 [pid 20663] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20663] write(1, "executing program\n", 18) = 18 [pid 20663] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20663] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20663] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20663] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20663] exit_group(0) = ? [pid 20663] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20373", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20373", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20373/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20373/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20373/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20373") = 0 mkdir("./20374", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20664 ./strace-static-x86_64: Process 20664 attached [pid 20664] set_robust_list(0x55555e144660, 24) = 0 [pid 20664] chdir("./20374") = 0 [pid 20664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20664] setpgid(0, 0) = 0 [pid 20664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20664] write(3, "1000", 4) = 4 [pid 20664] close(3) = 0 [pid 20664] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20664] write(1, "executing program\n", 18) = 18 [pid 20664] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20664] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20664] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20664] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20664] exit_group(0) = ? [pid 20664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20374", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20374", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20374/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20374/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20374/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20374") = 0 mkdir("./20375", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20665 ./strace-static-x86_64: Process 20665 attached [pid 20665] set_robust_list(0x55555e144660, 24) = 0 [pid 20665] chdir("./20375") = 0 [pid 20665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20665] setpgid(0, 0) = 0 [pid 20665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20665] write(3, "1000", 4) = 4 [pid 20665] close(3) = 0 [pid 20665] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20665] write(1, "executing program\n", 18executing program ) = 18 [pid 20665] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20665] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20665] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20665] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20665] exit_group(0) = ? [pid 20665] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20375", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20375", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20375/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20375/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20375/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20375") = 0 mkdir("./20376", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20666 ./strace-static-x86_64: Process 20666 attached [pid 20666] set_robust_list(0x55555e144660, 24) = 0 [pid 20666] chdir("./20376") = 0 [pid 20666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20666] setpgid(0, 0) = 0 [pid 20666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20666] write(3, "1000", 4) = 4 [pid 20666] close(3) = 0 [pid 20666] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20666] write(1, "executing program\n", 18executing program ) = 18 [pid 20666] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20666] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20666] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20666] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20666] exit_group(0) = ? [pid 20666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20666, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20376", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20376", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20376/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20376/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20376/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20376") = 0 mkdir("./20377", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20667 ./strace-static-x86_64: Process 20667 attached [pid 20667] set_robust_list(0x55555e144660, 24) = 0 [pid 20667] chdir("./20377") = 0 [pid 20667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20667] setpgid(0, 0) = 0 [pid 20667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20667] write(3, "1000", 4) = 4 [pid 20667] close(3) = 0 [pid 20667] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20667] write(1, "executing program\n", 18executing program ) = 18 [pid 20667] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20667] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20667] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20667] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20667] exit_group(0) = ? [pid 20667] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20377", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20377", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20377/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20377/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20377/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20377") = 0 mkdir("./20378", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20668 attached , child_tidptr=0x55555e144650) = 20668 [pid 20668] set_robust_list(0x55555e144660, 24) = 0 [pid 20668] chdir("./20378") = 0 [pid 20668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20668] setpgid(0, 0) = 0 [pid 20668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20668] write(3, "1000", 4) = 4 [pid 20668] close(3) = 0 [pid 20668] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20668] write(1, "executing program\n", 18) = 18 [pid 20668] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20668] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20668] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20668] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20668] exit_group(0) = ? [pid 20668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20378", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20378", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20378/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20378/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20378/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20378") = 0 mkdir("./20379", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20669 ./strace-static-x86_64: Process 20669 attached [pid 20669] set_robust_list(0x55555e144660, 24) = 0 [pid 20669] chdir("./20379") = 0 [pid 20669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20669] setpgid(0, 0) = 0 [pid 20669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20669] write(3, "1000", 4) = 4 [pid 20669] close(3) = 0 [pid 20669] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20669] write(1, "executing program\n", 18) = 18 [pid 20669] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20669] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20669] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20669] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20669] exit_group(0) = ? [pid 20669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20669, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20379", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20379", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20379/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20379/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20379/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20379") = 0 mkdir("./20380", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20670 attached , child_tidptr=0x55555e144650) = 20670 [pid 20670] set_robust_list(0x55555e144660, 24) = 0 [pid 20670] chdir("./20380") = 0 [pid 20670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20670] setpgid(0, 0) = 0 [pid 20670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20670] write(3, "1000", 4) = 4 [pid 20670] close(3) = 0 [pid 20670] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20670] write(1, "executing program\n", 18) = 18 [pid 20670] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20670] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20670] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20670] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20670] exit_group(0) = ? [pid 20670] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20380", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20380", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20380/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20380/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20380/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20380") = 0 mkdir("./20381", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20671 ./strace-static-x86_64: Process 20671 attached [pid 20671] set_robust_list(0x55555e144660, 24) = 0 [pid 20671] chdir("./20381") = 0 [pid 20671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20671] setpgid(0, 0) = 0 [pid 20671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20671] write(3, "1000", 4) = 4 [pid 20671] close(3) = 0 [pid 20671] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20671] write(1, "executing program\n", 18executing program ) = 18 [pid 20671] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20671] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20671] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20671] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20671] exit_group(0) = ? [pid 20671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20381", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20381", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20381/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20381/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20381/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20381") = 0 mkdir("./20382", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20672 ./strace-static-x86_64: Process 20672 attached [pid 20672] set_robust_list(0x55555e144660, 24) = 0 [pid 20672] chdir("./20382") = 0 [pid 20672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20672] setpgid(0, 0) = 0 [pid 20672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20672] write(3, "1000", 4) = 4 [pid 20672] close(3) = 0 [pid 20672] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20672] write(1, "executing program\n", 18) = 18 [pid 20672] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20672] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20672] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20672] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20672] exit_group(0) = ? [pid 20672] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20382", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20382", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20382/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20382/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20382/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20382") = 0 mkdir("./20383", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20673 ./strace-static-x86_64: Process 20673 attached [pid 20673] set_robust_list(0x55555e144660, 24) = 0 [pid 20673] chdir("./20383") = 0 [pid 20673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20673] setpgid(0, 0) = 0 [pid 20673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20673] write(3, "1000", 4) = 4 [pid 20673] close(3) = 0 [pid 20673] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20673] write(1, "executing program\n", 18) = 18 [pid 20673] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20673] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20673] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20673] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20673] exit_group(0) = ? [pid 20673] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20383", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20383", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20383/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20383/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20383/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20383") = 0 mkdir("./20384", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20674 ./strace-static-x86_64: Process 20674 attached [pid 20674] set_robust_list(0x55555e144660, 24) = 0 [pid 20674] chdir("./20384") = 0 [pid 20674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20674] setpgid(0, 0) = 0 [pid 20674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20674] write(3, "1000", 4) = 4 [pid 20674] close(3) = 0 [pid 20674] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20674] write(1, "executing program\n", 18executing program ) = 18 [pid 20674] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20674] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20674] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20674] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20674] exit_group(0) = ? [pid 20674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20384", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20384", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20384/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20384/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20384/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20384") = 0 mkdir("./20385", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20675 ./strace-static-x86_64: Process 20675 attached [pid 20675] set_robust_list(0x55555e144660, 24) = 0 [pid 20675] chdir("./20385") = 0 [pid 20675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20675] setpgid(0, 0) = 0 [pid 20675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20675] write(3, "1000", 4) = 4 [pid 20675] close(3) = 0 [pid 20675] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20675] write(1, "executing program\n", 18) = 18 [pid 20675] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20675] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20675] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20675] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20675] exit_group(0) = ? [pid 20675] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20385", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20385", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20385/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20385/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20385/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20385") = 0 mkdir("./20386", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20676 attached [pid 20676] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20676 [pid 20676] chdir("./20386") = 0 [pid 20676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20676] setpgid(0, 0) = 0 [pid 20676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20676] write(3, "1000", 4) = 4 [pid 20676] close(3) = 0 [pid 20676] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20676] write(1, "executing program\n", 18executing program ) = 18 [pid 20676] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20676] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20676] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20676] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20676] exit_group(0) = ? [pid 20676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20386", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20386", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20386/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20386/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20386/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20386") = 0 mkdir("./20387", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20677 ./strace-static-x86_64: Process 20677 attached [pid 20677] set_robust_list(0x55555e144660, 24) = 0 [pid 20677] chdir("./20387") = 0 [pid 20677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20677] setpgid(0, 0) = 0 [pid 20677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20677] write(3, "1000", 4) = 4 [pid 20677] close(3) = 0 [pid 20677] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20677] write(1, "executing program\n", 18executing program ) = 18 [pid 20677] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20677] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20677] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20677] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20677] exit_group(0) = ? [pid 20677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20387", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20387", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20387/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20387/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20387/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20387") = 0 mkdir("./20388", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20678 ./strace-static-x86_64: Process 20678 attached [pid 20678] set_robust_list(0x55555e144660, 24) = 0 [pid 20678] chdir("./20388") = 0 [pid 20678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20678] setpgid(0, 0) = 0 [pid 20678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20678] write(3, "1000", 4) = 4 [pid 20678] close(3) = 0 [pid 20678] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20678] write(1, "executing program\n", 18executing program ) = 18 [pid 20678] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20678] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20678] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20678] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20678] exit_group(0) = ? [pid 20678] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20388", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20388", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20388/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20388/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20388/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20388") = 0 mkdir("./20389", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20679 attached , child_tidptr=0x55555e144650) = 20679 [pid 20679] set_robust_list(0x55555e144660, 24) = 0 [pid 20679] chdir("./20389") = 0 [pid 20679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20679] setpgid(0, 0) = 0 [pid 20679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20679] write(3, "1000", 4) = 4 [pid 20679] close(3) = 0 [pid 20679] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20679] write(1, "executing program\n", 18executing program ) = 18 [pid 20679] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20679] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20679] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20679] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20679] exit_group(0) = ? [pid 20679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20389", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20389", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20389/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20389/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20389/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20389") = 0 mkdir("./20390", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20680 attached [pid 20680] set_robust_list(0x55555e144660, 24) = 0 [pid 20680] chdir("./20390" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20680 [pid 20680] <... chdir resumed>) = 0 [pid 20680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20680] setpgid(0, 0) = 0 [pid 20680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20680] write(3, "1000", 4) = 4 [pid 20680] close(3) = 0 [pid 20680] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20680] write(1, "executing program\n", 18executing program ) = 18 [pid 20680] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20680] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20680] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20680] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20680] exit_group(0) = ? [pid 20680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20390", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20390", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20390/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20390/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20390/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20390") = 0 mkdir("./20391", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20681 ./strace-static-x86_64: Process 20681 attached [pid 20681] set_robust_list(0x55555e144660, 24) = 0 [pid 20681] chdir("./20391") = 0 [pid 20681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20681] setpgid(0, 0) = 0 [pid 20681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20681] write(3, "1000", 4) = 4 [pid 20681] close(3) = 0 [pid 20681] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20681] write(1, "executing program\n", 18executing program ) = 18 [pid 20681] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20681] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20681] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20681] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20681] exit_group(0) = ? [pid 20681] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20391", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20391", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20391/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20391/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20391/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20391") = 0 mkdir("./20392", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20682 ./strace-static-x86_64: Process 20682 attached [pid 20682] set_robust_list(0x55555e144660, 24) = 0 [pid 20682] chdir("./20392") = 0 [pid 20682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20682] setpgid(0, 0) = 0 [pid 20682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20682] write(3, "1000", 4) = 4 [pid 20682] close(3) = 0 [pid 20682] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20682] write(1, "executing program\n", 18) = 18 [pid 20682] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20682] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20682] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20682] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20682] exit_group(0) = ? [pid 20682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20682, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20392", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20392", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20392/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20392/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20392/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20392") = 0 mkdir("./20393", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20683 attached [pid 20683] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20683 [pid 20683] chdir("./20393") = 0 [pid 20683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20683] setpgid(0, 0) = 0 [pid 20683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20683] write(3, "1000", 4) = 4 [pid 20683] close(3) = 0 [pid 20683] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20683] write(1, "executing program\n", 18) = 18 [pid 20683] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20683] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20683] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20683] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20683] exit_group(0) = ? [pid 20683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20393", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20393", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20393/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20393/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20393/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20393") = 0 mkdir("./20394", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20684 attached , child_tidptr=0x55555e144650) = 20684 [pid 20684] set_robust_list(0x55555e144660, 24) = 0 [pid 20684] chdir("./20394") = 0 [pid 20684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20684] setpgid(0, 0) = 0 [pid 20684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20684] write(3, "1000", 4) = 4 [pid 20684] close(3) = 0 [pid 20684] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20684] write(1, "executing program\n", 18) = 18 [pid 20684] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20684] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20684] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20684] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20684] exit_group(0) = ? [pid 20684] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20394", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20394", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20394/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20394/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20394/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20394") = 0 mkdir("./20395", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20685 attached [pid 20685] set_robust_list(0x55555e144660, 24) = 0 [pid 20685] chdir("./20395" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20685 [pid 20685] <... chdir resumed>) = 0 [pid 20685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20685] setpgid(0, 0) = 0 [pid 20685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20685] write(3, "1000", 4) = 4 [pid 20685] close(3) = 0 [pid 20685] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20685] write(1, "executing program\n", 18) = 18 [pid 20685] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20685] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20685] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20685] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20685] exit_group(0) = ? [pid 20685] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20395", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20395", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20395/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20395/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20395/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20395") = 0 mkdir("./20396", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20686 ./strace-static-x86_64: Process 20686 attached [pid 20686] set_robust_list(0x55555e144660, 24) = 0 [pid 20686] chdir("./20396") = 0 [pid 20686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20686] setpgid(0, 0) = 0 [pid 20686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20686] write(3, "1000", 4) = 4 [pid 20686] close(3) = 0 [pid 20686] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20686] write(1, "executing program\n", 18executing program ) = 18 [pid 20686] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20686] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20686] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20686] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20686] exit_group(0) = ? [pid 20686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20396", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20396", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20396/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20396/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20396/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20396") = 0 mkdir("./20397", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20687 ./strace-static-x86_64: Process 20687 attached [pid 20687] set_robust_list(0x55555e144660, 24) = 0 [pid 20687] chdir("./20397") = 0 [pid 20687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20687] setpgid(0, 0) = 0 [pid 20687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20687] write(3, "1000", 4) = 4 [pid 20687] close(3) = 0 [pid 20687] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20687] write(1, "executing program\n", 18) = 18 [pid 20687] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20687] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20687] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20687] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20687] exit_group(0) = ? [pid 20687] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20397", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20397", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20397/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20397/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20397/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20397") = 0 mkdir("./20398", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20688 ./strace-static-x86_64: Process 20688 attached [pid 20688] set_robust_list(0x55555e144660, 24) = 0 [pid 20688] chdir("./20398") = 0 [pid 20688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20688] setpgid(0, 0) = 0 [pid 20688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20688] write(3, "1000", 4) = 4 [pid 20688] close(3) = 0 [pid 20688] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20688] write(1, "executing program\n", 18executing program ) = 18 [pid 20688] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20688] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20688] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20688] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20688] exit_group(0) = ? [pid 20688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20398", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20398", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20398/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20398/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20398/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20398") = 0 mkdir("./20399", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20689 ./strace-static-x86_64: Process 20689 attached [pid 20689] set_robust_list(0x55555e144660, 24) = 0 [pid 20689] chdir("./20399") = 0 [pid 20689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20689] setpgid(0, 0) = 0 [pid 20689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20689] write(3, "1000", 4) = 4 [pid 20689] close(3) = 0 [pid 20689] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20689] write(1, "executing program\n", 18executing program ) = 18 [pid 20689] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20689] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20689] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20689] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20689] exit_group(0) = ? [pid 20689] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20399", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20399", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20399/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20399/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20399/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20399") = 0 mkdir("./20400", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20690 attached [pid 20690] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20690 [pid 20690] chdir("./20400") = 0 [pid 20690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20690] setpgid(0, 0) = 0 [pid 20690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20690] write(3, "1000", 4) = 4 [pid 20690] close(3) = 0 [pid 20690] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20690] write(1, "executing program\n", 18) = 18 [pid 20690] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20690] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20690] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20690] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20690] exit_group(0) = ? [pid 20690] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20400", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20400", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20400/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20400/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20400/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20400") = 0 mkdir("./20401", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20691 attached , child_tidptr=0x55555e144650) = 20691 [pid 20691] set_robust_list(0x55555e144660, 24) = 0 [pid 20691] chdir("./20401") = 0 [pid 20691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20691] setpgid(0, 0) = 0 [pid 20691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20691] write(3, "1000", 4) = 4 [pid 20691] close(3) = 0 [pid 20691] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20691] write(1, "executing program\n", 18executing program ) = 18 [pid 20691] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20691] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20691] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20691] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20691] exit_group(0) = ? [pid 20691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20401", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20401", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20401/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20401/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20401/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20401") = 0 mkdir("./20402", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20692 ./strace-static-x86_64: Process 20692 attached [pid 20692] set_robust_list(0x55555e144660, 24) = 0 [pid 20692] chdir("./20402") = 0 [pid 20692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20692] setpgid(0, 0) = 0 [pid 20692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20692] write(3, "1000", 4) = 4 [pid 20692] close(3) = 0 [pid 20692] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20692] write(1, "executing program\n", 18executing program ) = 18 [pid 20692] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20692] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20692] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20692] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20692] exit_group(0) = ? [pid 20692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20402", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20402", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20402/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20402/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20402/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20402") = 0 mkdir("./20403", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20693 attached [pid 20693] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20693 [pid 20693] chdir("./20403") = 0 [pid 20693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20693] setpgid(0, 0) = 0 [pid 20693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20693] write(3, "1000", 4) = 4 [pid 20693] close(3) = 0 [pid 20693] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20693] write(1, "executing program\n", 18executing program ) = 18 [pid 20693] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20693] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20693] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20693] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20693] exit_group(0) = ? [pid 20693] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20403", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20403", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20403/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20403/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20403/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20403") = 0 mkdir("./20404", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20694 attached [pid 20694] set_robust_list(0x55555e144660, 24) = 0 [pid 20694] chdir("./20404" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20694 [pid 20694] <... chdir resumed>) = 0 [pid 20694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20694] setpgid(0, 0) = 0 [pid 20694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20694] write(3, "1000", 4) = 4 [pid 20694] close(3) = 0 [pid 20694] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20694] write(1, "executing program\n", 18executing program ) = 18 [pid 20694] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20694] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20694] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20694] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20694] exit_group(0) = ? [pid 20694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20404", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20404", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20404/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20404/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20404/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20404") = 0 mkdir("./20405", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20695 ./strace-static-x86_64: Process 20695 attached [pid 20695] set_robust_list(0x55555e144660, 24) = 0 [pid 20695] chdir("./20405") = 0 [pid 20695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20695] setpgid(0, 0) = 0 [pid 20695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20695] write(3, "1000", 4) = 4 [pid 20695] close(3) = 0 [pid 20695] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20695] write(1, "executing program\n", 18) = 18 [pid 20695] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20695] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20695] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20695] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20695] exit_group(0) = ? [pid 20695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20405", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20405", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20405/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20405/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20405/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20405") = 0 mkdir("./20406", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20696 attached [pid 20696] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20696 [pid 20696] chdir("./20406") = 0 [pid 20696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20696] setpgid(0, 0) = 0 [pid 20696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20696] write(3, "1000", 4) = 4 [pid 20696] close(3) = 0 [pid 20696] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20696] write(1, "executing program\n", 18executing program ) = 18 [pid 20696] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20696] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20696] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20696] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20696] exit_group(0) = ? [pid 20696] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20406", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20406", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20406/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20406/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20406/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20406") = 0 mkdir("./20407", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20697 ./strace-static-x86_64: Process 20697 attached [pid 20697] set_robust_list(0x55555e144660, 24) = 0 [pid 20697] chdir("./20407") = 0 [pid 20697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20697] setpgid(0, 0) = 0 [pid 20697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20697] write(3, "1000", 4) = 4 [pid 20697] close(3) = 0 [pid 20697] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20697] write(1, "executing program\n", 18executing program ) = 18 [pid 20697] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20697] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20697] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20697] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20697] exit_group(0) = ? [pid 20697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20407", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20407", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20407/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20407/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20407/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20407") = 0 mkdir("./20408", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20698 ./strace-static-x86_64: Process 20698 attached [pid 20698] set_robust_list(0x55555e144660, 24) = 0 [pid 20698] chdir("./20408") = 0 [pid 20698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20698] setpgid(0, 0) = 0 [pid 20698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20698] write(3, "1000", 4) = 4 [pid 20698] close(3) = 0 [pid 20698] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20698] write(1, "executing program\n", 18) = 18 [pid 20698] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20698] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20698] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20698] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20698] exit_group(0) = ? [pid 20698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20408", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20408", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20408/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20408/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20408/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20408") = 0 mkdir("./20409", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20699 ./strace-static-x86_64: Process 20699 attached [pid 20699] set_robust_list(0x55555e144660, 24) = 0 [pid 20699] chdir("./20409") = 0 [pid 20699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20699] setpgid(0, 0) = 0 [pid 20699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20699] write(3, "1000", 4) = 4 [pid 20699] close(3) = 0 [pid 20699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20699] write(1, "executing program\n", 18executing program ) = 18 [pid 20699] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20699] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20699] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20699] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20699] exit_group(0) = ? [pid 20699] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20409", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20409", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20409/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20409/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20409/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20409") = 0 mkdir("./20410", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20700 ./strace-static-x86_64: Process 20700 attached [pid 20700] set_robust_list(0x55555e144660, 24) = 0 [pid 20700] chdir("./20410") = 0 [pid 20700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20700] setpgid(0, 0) = 0 [pid 20700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20700] write(3, "1000", 4) = 4 [pid 20700] close(3) = 0 [pid 20700] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20700] write(1, "executing program\n", 18) = 18 [pid 20700] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20700] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20700] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20700] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20700] exit_group(0) = ? [pid 20700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20410", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20410", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20410/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20410/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20410/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20410") = 0 mkdir("./20411", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20701 ./strace-static-x86_64: Process 20701 attached [pid 20701] set_robust_list(0x55555e144660, 24) = 0 [pid 20701] chdir("./20411") = 0 [pid 20701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20701] setpgid(0, 0) = 0 [pid 20701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20701] write(3, "1000", 4) = 4 [pid 20701] close(3) = 0 [pid 20701] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20701] write(1, "executing program\n", 18executing program ) = 18 [pid 20701] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20701] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20701] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20701] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20701] exit_group(0) = ? [pid 20701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20411", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20411", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20411/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20411/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20411/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20411") = 0 mkdir("./20412", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20702 ./strace-static-x86_64: Process 20702 attached [pid 20702] set_robust_list(0x55555e144660, 24) = 0 [pid 20702] chdir("./20412") = 0 [pid 20702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20702] setpgid(0, 0) = 0 [pid 20702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20702] write(3, "1000", 4) = 4 [pid 20702] close(3) = 0 [pid 20702] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20702] write(1, "executing program\n", 18executing program ) = 18 [pid 20702] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20702] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20702] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20702] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20702] exit_group(0) = ? [pid 20702] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20412", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20412", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20412/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20412/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20412/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20412") = 0 mkdir("./20413", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20703 attached [pid 20703] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20703 [pid 20703] chdir("./20413") = 0 [pid 20703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20703] setpgid(0, 0) = 0 [pid 20703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20703] write(3, "1000", 4) = 4 [pid 20703] close(3) = 0 [pid 20703] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20703] write(1, "executing program\n", 18executing program ) = 18 [pid 20703] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20703] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20703] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20703] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20703] exit_group(0) = ? [pid 20703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20413", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20413", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20413/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20413/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20413/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20413") = 0 mkdir("./20414", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20704 ./strace-static-x86_64: Process 20704 attached [pid 20704] set_robust_list(0x55555e144660, 24) = 0 [pid 20704] chdir("./20414") = 0 [pid 20704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20704] setpgid(0, 0) = 0 [pid 20704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20704] write(3, "1000", 4) = 4 [pid 20704] close(3) = 0 [pid 20704] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20704] write(1, "executing program\n", 18) = 18 [pid 20704] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20704] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20704] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20704] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20704] exit_group(0) = ? [pid 20704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20414", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20414", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20414/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20414/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20414/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20414") = 0 mkdir("./20415", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20705 attached [pid 20705] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20705 [pid 20705] chdir("./20415") = 0 [pid 20705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20705] setpgid(0, 0) = 0 [pid 20705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20705] write(3, "1000", 4) = 4 [pid 20705] close(3) = 0 [pid 20705] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20705] write(1, "executing program\n", 18executing program ) = 18 [pid 20705] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20705] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20705] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20705] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20705] exit_group(0) = ? [pid 20705] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20415", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20415", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20415/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20415/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20415/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20415") = 0 mkdir("./20416", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20706 ./strace-static-x86_64: Process 20706 attached [pid 20706] set_robust_list(0x55555e144660, 24) = 0 [pid 20706] chdir("./20416") = 0 [pid 20706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20706] setpgid(0, 0) = 0 [pid 20706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20706] write(3, "1000", 4) = 4 [pid 20706] close(3) = 0 [pid 20706] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20706] write(1, "executing program\n", 18executing program ) = 18 [pid 20706] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20706] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20706] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20706] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20706] exit_group(0) = ? [pid 20706] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20416", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20416", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20416/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20416/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20416/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20416") = 0 mkdir("./20417", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20707 attached [pid 20707] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20707 [pid 20707] chdir("./20417") = 0 [pid 20707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20707] setpgid(0, 0) = 0 [pid 20707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20707] write(3, "1000", 4) = 4 [pid 20707] close(3) = 0 [pid 20707] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20707] write(1, "executing program\n", 18executing program ) = 18 [pid 20707] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20707] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20707] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20707] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20707] exit_group(0) = ? [pid 20707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20417", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20417", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20417/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20417/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20417/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20417") = 0 mkdir("./20418", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20708 ./strace-static-x86_64: Process 20708 attached [pid 20708] set_robust_list(0x55555e144660, 24) = 0 [pid 20708] chdir("./20418") = 0 [pid 20708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20708] setpgid(0, 0) = 0 [pid 20708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20708] write(3, "1000", 4) = 4 [pid 20708] close(3) = 0 [pid 20708] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20708] write(1, "executing program\n", 18) = 18 [pid 20708] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20708] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20708] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20708] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20708] exit_group(0) = ? [pid 20708] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20418", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20418", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20418/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20418/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20418/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20418") = 0 mkdir("./20419", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20709 attached [pid 20709] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20709 [pid 20709] <... set_robust_list resumed>) = 0 [pid 20709] chdir("./20419") = 0 [pid 20709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20709] setpgid(0, 0) = 0 [pid 20709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20709] write(3, "1000", 4) = 4 [pid 20709] close(3) = 0 [pid 20709] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20709] write(1, "executing program\n", 18) = 18 [pid 20709] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20709] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20709] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20709] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20709] exit_group(0) = ? [pid 20709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20419", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20419", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20419/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20419/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20419/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20419") = 0 mkdir("./20420", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20710 attached , child_tidptr=0x55555e144650) = 20710 [pid 20710] set_robust_list(0x55555e144660, 24) = 0 [pid 20710] chdir("./20420") = 0 [pid 20710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20710] setpgid(0, 0) = 0 [pid 20710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20710] write(3, "1000", 4) = 4 [pid 20710] close(3) = 0 [pid 20710] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20710] write(1, "executing program\n", 18executing program ) = 18 [pid 20710] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20710] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20710] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20710] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20710] exit_group(0) = ? [pid 20710] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20710, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20420", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20420", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20420/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20420/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20420/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20420") = 0 mkdir("./20421", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20711 ./strace-static-x86_64: Process 20711 attached [pid 20711] set_robust_list(0x55555e144660, 24) = 0 [pid 20711] chdir("./20421") = 0 [pid 20711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20711] setpgid(0, 0) = 0 [pid 20711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20711] write(3, "1000", 4) = 4 [pid 20711] close(3) = 0 [pid 20711] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20711] write(1, "executing program\n", 18executing program ) = 18 [pid 20711] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20711] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20711] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20711] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20711] exit_group(0) = ? [pid 20711] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20421", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20421", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20421/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20421/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20421/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20421") = 0 mkdir("./20422", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20712 ./strace-static-x86_64: Process 20712 attached [pid 20712] set_robust_list(0x55555e144660, 24) = 0 [pid 20712] chdir("./20422") = 0 [pid 20712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20712] setpgid(0, 0) = 0 [pid 20712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20712] write(3, "1000", 4) = 4 [pid 20712] close(3) = 0 [pid 20712] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20712] write(1, "executing program\n", 18) = 18 [pid 20712] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20712] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20712] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20712] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20712] exit_group(0) = ? [pid 20712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20422", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20422", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20422/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20422/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20422/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20422") = 0 mkdir("./20423", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20713 ./strace-static-x86_64: Process 20713 attached [pid 20713] set_robust_list(0x55555e144660, 24) = 0 [pid 20713] chdir("./20423") = 0 [pid 20713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20713] setpgid(0, 0) = 0 [pid 20713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20713] write(3, "1000", 4) = 4 [pid 20713] close(3) = 0 [pid 20713] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20713] write(1, "executing program\n", 18) = 18 [pid 20713] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20713] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20713] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20713] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20713] exit_group(0) = ? [pid 20713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20423", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20423", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20423/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20423/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20423/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20423") = 0 mkdir("./20424", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20714 attached [pid 20714] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20714 [pid 20714] chdir("./20424") = 0 [pid 20714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20714] setpgid(0, 0) = 0 [pid 20714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20714] write(3, "1000", 4) = 4 [pid 20714] close(3) = 0 [pid 20714] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20714] write(1, "executing program\n", 18) = 18 [pid 20714] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20714] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20714] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20714] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20714] exit_group(0) = ? [pid 20714] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20424", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20424", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20424/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20424/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20424/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20424") = 0 mkdir("./20425", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20715 attached , child_tidptr=0x55555e144650) = 20715 [pid 20715] set_robust_list(0x55555e144660, 24) = 0 [pid 20715] chdir("./20425") = 0 [pid 20715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20715] setpgid(0, 0) = 0 [pid 20715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20715] write(3, "1000", 4) = 4 [pid 20715] close(3) = 0 [pid 20715] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20715] write(1, "executing program\n", 18executing program ) = 18 [pid 20715] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20715] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20715] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20715] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20715] exit_group(0) = ? [pid 20715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20425", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20425", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20425/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20425/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20425/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20425") = 0 mkdir("./20426", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20716 attached , child_tidptr=0x55555e144650) = 20716 [pid 20716] set_robust_list(0x55555e144660, 24) = 0 [pid 20716] chdir("./20426") = 0 [pid 20716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20716] setpgid(0, 0) = 0 [pid 20716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20716] write(3, "1000", 4) = 4 [pid 20716] close(3) = 0 [pid 20716] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20716] write(1, "executing program\n", 18executing program ) = 18 [pid 20716] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20716] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20716] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20716] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20716] exit_group(0) = ? [pid 20716] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20426", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20426", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20426/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20426/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20426/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20426") = 0 mkdir("./20427", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20717 ./strace-static-x86_64: Process 20717 attached [pid 20717] set_robust_list(0x55555e144660, 24) = 0 [pid 20717] chdir("./20427") = 0 [pid 20717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20717] setpgid(0, 0) = 0 [pid 20717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20717] write(3, "1000", 4) = 4 [pid 20717] close(3) = 0 [pid 20717] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20717] write(1, "executing program\n", 18) = 18 [pid 20717] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20717] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20717] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20717] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20717] exit_group(0) = ? [pid 20717] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20427", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20427", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20427/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20427/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20427/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20427") = 0 mkdir("./20428", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20718 attached , child_tidptr=0x55555e144650) = 20718 [pid 20718] set_robust_list(0x55555e144660, 24) = 0 [pid 20718] chdir("./20428") = 0 [pid 20718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20718] setpgid(0, 0) = 0 [pid 20718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20718] write(3, "1000", 4) = 4 [pid 20718] close(3) = 0 [pid 20718] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20718] write(1, "executing program\n", 18executing program ) = 18 [pid 20718] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20718] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20718] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20718] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20718] exit_group(0) = ? [pid 20718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20428", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20428", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20428/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20428/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20428/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20428") = 0 mkdir("./20429", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20719 attached , child_tidptr=0x55555e144650) = 20719 [pid 20719] set_robust_list(0x55555e144660, 24) = 0 [pid 20719] chdir("./20429") = 0 [pid 20719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20719] setpgid(0, 0) = 0 [pid 20719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20719] write(3, "1000", 4) = 4 [pid 20719] close(3) = 0 [pid 20719] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20719] write(1, "executing program\n", 18) = 18 [pid 20719] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20719] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20719] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20719] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20719] exit_group(0) = ? [pid 20719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20719, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20429", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20429", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20429/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20429/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20429/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20429") = 0 mkdir("./20430", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20720 ./strace-static-x86_64: Process 20720 attached [pid 20720] set_robust_list(0x55555e144660, 24) = 0 [pid 20720] chdir("./20430") = 0 [pid 20720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20720] setpgid(0, 0) = 0 [pid 20720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20720] write(3, "1000", 4) = 4 [pid 20720] close(3) = 0 [pid 20720] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20720] write(1, "executing program\n", 18executing program ) = 18 [pid 20720] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20720] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20720] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20720] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20720] exit_group(0) = ? [pid 20720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20430", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20430", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20430/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20430/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20430/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20430") = 0 mkdir("./20431", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20721 attached [pid 20721] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20721 [pid 20721] chdir("./20431") = 0 [pid 20721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20721] setpgid(0, 0) = 0 [pid 20721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20721] write(3, "1000", 4) = 4 [pid 20721] close(3) = 0 [pid 20721] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20721] write(1, "executing program\n", 18executing program ) = 18 [pid 20721] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20721] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20721] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20721] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20721] exit_group(0) = ? [pid 20721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20721, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20431", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20431", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20431/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20431/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20431/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20431") = 0 mkdir("./20432", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20722 ./strace-static-x86_64: Process 20722 attached [pid 20722] set_robust_list(0x55555e144660, 24) = 0 [pid 20722] chdir("./20432") = 0 [pid 20722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20722] setpgid(0, 0) = 0 [pid 20722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20722] write(3, "1000", 4) = 4 [pid 20722] close(3) = 0 [pid 20722] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20722] write(1, "executing program\n", 18) = 18 [pid 20722] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20722] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20722] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20722] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20722] exit_group(0) = ? [pid 20722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20432", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20432", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20432/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20432/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20432/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20432") = 0 mkdir("./20433", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20723 ./strace-static-x86_64: Process 20723 attached [pid 20723] set_robust_list(0x55555e144660, 24) = 0 [pid 20723] chdir("./20433") = 0 [pid 20723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20723] setpgid(0, 0) = 0 [pid 20723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20723] write(3, "1000", 4) = 4 [pid 20723] close(3) = 0 [pid 20723] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20723] write(1, "executing program\n", 18) = 18 [pid 20723] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20723] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20723] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20723] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20723] exit_group(0) = ? [pid 20723] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20433", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20433", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20433/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20433/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20433/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20433") = 0 mkdir("./20434", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20724 attached [pid 20724] set_robust_list(0x55555e144660, 24) = 0 [pid 20724] chdir("./20434") = 0 [pid 20724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20724] setpgid(0, 0) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20724 [pid 20724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20724] write(3, "1000", 4) = 4 [pid 20724] close(3) = 0 [pid 20724] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20724] write(1, "executing program\n", 18) = 18 [pid 20724] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20724] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20724] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20724] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20724] exit_group(0) = ? [pid 20724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20724, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20434", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20434", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20434/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20434/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20434/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20434") = 0 mkdir("./20435", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20725 attached , child_tidptr=0x55555e144650) = 20725 [pid 20725] set_robust_list(0x55555e144660, 24) = 0 [pid 20725] chdir("./20435") = 0 [pid 20725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20725] setpgid(0, 0) = 0 [pid 20725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20725] write(3, "1000", 4) = 4 [pid 20725] close(3) = 0 [pid 20725] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20725] write(1, "executing program\n", 18) = 18 [pid 20725] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20725] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20725] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20725] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20725] exit_group(0) = ? [pid 20725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20435", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20435", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20435/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20435/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20435/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20435") = 0 mkdir("./20436", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20726 ./strace-static-x86_64: Process 20726 attached [pid 20726] set_robust_list(0x55555e144660, 24) = 0 [pid 20726] chdir("./20436") = 0 [pid 20726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20726] setpgid(0, 0) = 0 [pid 20726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20726] write(3, "1000", 4) = 4 [pid 20726] close(3) = 0 [pid 20726] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20726] write(1, "executing program\n", 18executing program ) = 18 [pid 20726] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20726] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20726] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20726] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20726] exit_group(0) = ? [pid 20726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20436", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20436", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20436/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20436/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20436/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20436") = 0 mkdir("./20437", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20727 ./strace-static-x86_64: Process 20727 attached [pid 20727] set_robust_list(0x55555e144660, 24) = 0 [pid 20727] chdir("./20437") = 0 [pid 20727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20727] setpgid(0, 0) = 0 [pid 20727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20727] write(3, "1000", 4) = 4 [pid 20727] close(3) = 0 [pid 20727] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20727] write(1, "executing program\n", 18executing program ) = 18 [pid 20727] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20727] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20727] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20727] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20727] exit_group(0) = ? [pid 20727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20437", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20437", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20437/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20437/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20437/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20437") = 0 mkdir("./20438", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20728 attached , child_tidptr=0x55555e144650) = 20728 [pid 20728] set_robust_list(0x55555e144660, 24) = 0 [pid 20728] chdir("./20438") = 0 [pid 20728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20728] setpgid(0, 0) = 0 [pid 20728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20728] write(3, "1000", 4) = 4 [pid 20728] close(3) = 0 [pid 20728] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20728] write(1, "executing program\n", 18) = 18 [pid 20728] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20728] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20728] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20728] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20728] exit_group(0) = ? [pid 20728] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20438", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20438", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20438/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20438/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20438/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20438") = 0 mkdir("./20439", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20729 ./strace-static-x86_64: Process 20729 attached [pid 20729] set_robust_list(0x55555e144660, 24) = 0 [pid 20729] chdir("./20439") = 0 [pid 20729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20729] setpgid(0, 0) = 0 [pid 20729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20729] write(3, "1000", 4) = 4 [pid 20729] close(3) = 0 [pid 20729] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20729] write(1, "executing program\n", 18executing program ) = 18 [pid 20729] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20729] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20729] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20729] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20729] exit_group(0) = ? [pid 20729] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20439", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20439", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20439/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20439/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20439/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20439") = 0 mkdir("./20440", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20730 ./strace-static-x86_64: Process 20730 attached [pid 20730] set_robust_list(0x55555e144660, 24) = 0 [pid 20730] chdir("./20440") = 0 [pid 20730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20730] setpgid(0, 0) = 0 [pid 20730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20730] write(3, "1000", 4) = 4 [pid 20730] close(3) = 0 [pid 20730] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20730] write(1, "executing program\n", 18) = 18 [pid 20730] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20730] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20730] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20730] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20730] exit_group(0) = ? [pid 20730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20440", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20440", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20440/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20440/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20440/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20440") = 0 mkdir("./20441", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20731 ./strace-static-x86_64: Process 20731 attached [pid 20731] set_robust_list(0x55555e144660, 24) = 0 [pid 20731] chdir("./20441") = 0 [pid 20731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20731] setpgid(0, 0) = 0 [pid 20731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20731] write(3, "1000", 4) = 4 [pid 20731] close(3) = 0 [pid 20731] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20731] write(1, "executing program\n", 18) = 18 [pid 20731] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20731] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20731] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20731] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20731] exit_group(0) = ? [pid 20731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20731, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20441", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20441", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20441/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20441/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20441/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20441") = 0 mkdir("./20442", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20732 ./strace-static-x86_64: Process 20732 attached [pid 20732] set_robust_list(0x55555e144660, 24) = 0 [pid 20732] chdir("./20442") = 0 [pid 20732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20732] setpgid(0, 0) = 0 [pid 20732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20732] write(3, "1000", 4) = 4 [pid 20732] close(3) = 0 [pid 20732] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20732] write(1, "executing program\n", 18) = 18 [pid 20732] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20732] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20732] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20732] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20732] exit_group(0) = ? [pid 20732] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20442", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20442", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20442/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20442/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20442/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20442") = 0 mkdir("./20443", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20733 ./strace-static-x86_64: Process 20733 attached [pid 20733] set_robust_list(0x55555e144660, 24) = 0 [pid 20733] chdir("./20443") = 0 [pid 20733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20733] setpgid(0, 0) = 0 [pid 20733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20733] write(3, "1000", 4) = 4 [pid 20733] close(3) = 0 [pid 20733] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20733] write(1, "executing program\n", 18) = 18 [pid 20733] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20733] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20733] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20733] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20733] exit_group(0) = ? [pid 20733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20443", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20443", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20443/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20443/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20443/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20443") = 0 mkdir("./20444", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20734 ./strace-static-x86_64: Process 20734 attached [pid 20734] set_robust_list(0x55555e144660, 24) = 0 [pid 20734] chdir("./20444") = 0 [pid 20734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20734] setpgid(0, 0) = 0 [pid 20734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20734] write(3, "1000", 4) = 4 [pid 20734] close(3) = 0 [pid 20734] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20734] write(1, "executing program\n", 18executing program ) = 18 [pid 20734] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20734] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20734] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20734] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20734] exit_group(0) = ? [pid 20734] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20444", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20444", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20444/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20444/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20444/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20444") = 0 mkdir("./20445", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20735 ./strace-static-x86_64: Process 20735 attached [pid 20735] set_robust_list(0x55555e144660, 24) = 0 [pid 20735] chdir("./20445") = 0 [pid 20735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20735] setpgid(0, 0) = 0 [pid 20735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20735] write(3, "1000", 4) = 4 [pid 20735] close(3) = 0 [pid 20735] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20735] write(1, "executing program\n", 18executing program ) = 18 [pid 20735] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20735] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20735] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20735] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20735] exit_group(0) = ? [pid 20735] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20735, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20445", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20445", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20445/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20445/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20445/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20445") = 0 mkdir("./20446", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20736 ./strace-static-x86_64: Process 20736 attached [pid 20736] set_robust_list(0x55555e144660, 24) = 0 [pid 20736] chdir("./20446") = 0 [pid 20736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20736] setpgid(0, 0) = 0 [pid 20736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20736] write(3, "1000", 4) = 4 [pid 20736] close(3) = 0 [pid 20736] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20736] write(1, "executing program\n", 18) = 18 [pid 20736] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20736] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20736] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20736] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20736] exit_group(0) = ? [pid 20736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20446", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20446", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20446/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20446/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20446/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20446") = 0 mkdir("./20447", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20737 ./strace-static-x86_64: Process 20737 attached [pid 20737] set_robust_list(0x55555e144660, 24) = 0 [pid 20737] chdir("./20447") = 0 [pid 20737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20737] setpgid(0, 0) = 0 [pid 20737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20737] write(3, "1000", 4) = 4 [pid 20737] close(3) = 0 [pid 20737] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20737] write(1, "executing program\n", 18executing program ) = 18 [pid 20737] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20737] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20737] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20737] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20737] exit_group(0) = ? [pid 20737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20447", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20447", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20447/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20447/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20447/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20447") = 0 mkdir("./20448", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20738 attached , child_tidptr=0x55555e144650) = 20738 [pid 20738] set_robust_list(0x55555e144660, 24) = 0 [pid 20738] chdir("./20448") = 0 [pid 20738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20738] setpgid(0, 0) = 0 [pid 20738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20738] write(3, "1000", 4) = 4 [pid 20738] close(3) = 0 [pid 20738] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20738] write(1, "executing program\n", 18executing program ) = 18 [pid 20738] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20738] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20738] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20738] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20738] exit_group(0) = ? [pid 20738] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20448", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20448", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20448/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20448/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20448/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20448") = 0 mkdir("./20449", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20739 ./strace-static-x86_64: Process 20739 attached [pid 20739] set_robust_list(0x55555e144660, 24) = 0 [pid 20739] chdir("./20449") = 0 [pid 20739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20739] setpgid(0, 0) = 0 [pid 20739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20739] write(3, "1000", 4) = 4 [pid 20739] close(3) = 0 [pid 20739] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20739] write(1, "executing program\n", 18executing program ) = 18 [pid 20739] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20739] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20739] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20739] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20739] exit_group(0) = ? [pid 20739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20449", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20449", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20449/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20449/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20449/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20449") = 0 mkdir("./20450", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20740 attached [pid 20740] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20740 [pid 20740] chdir("./20450") = 0 [pid 20740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20740] setpgid(0, 0) = 0 [pid 20740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20740] write(3, "1000", 4) = 4 [pid 20740] close(3) = 0 [pid 20740] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20740] write(1, "executing program\n", 18) = 18 [pid 20740] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20740] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20740] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20740] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20740] exit_group(0) = ? [pid 20740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20450", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20450", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20450/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20450/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20450/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20450") = 0 mkdir("./20451", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20741 attached [pid 20741] set_robust_list(0x55555e144660, 24) = 0 [pid 20741] chdir("./20451" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20741 [pid 20741] <... chdir resumed>) = 0 [pid 20741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20741] setpgid(0, 0) = 0 [pid 20741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20741] write(3, "1000", 4) = 4 [pid 20741] close(3) = 0 [pid 20741] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20741] write(1, "executing program\n", 18executing program ) = 18 [pid 20741] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20741] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20741] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20741] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20741] exit_group(0) = ? [pid 20741] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20451", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20451", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20451/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20451/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20451/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20451") = 0 mkdir("./20452", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20742 attached [pid 20742] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20742 [pid 20742] chdir("./20452") = 0 [pid 20742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20742] setpgid(0, 0) = 0 [pid 20742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20742] write(3, "1000", 4) = 4 [pid 20742] close(3) = 0 executing program [pid 20742] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20742] write(1, "executing program\n", 18) = 18 [pid 20742] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20742] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20742] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20742] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20742] exit_group(0) = ? [pid 20742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20452", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20452", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20452/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20452/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20452/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20452") = 0 mkdir("./20453", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20743 attached [pid 20743] set_robust_list(0x55555e144660, 24) = 0 [pid 20743] chdir("./20453" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20743 [pid 20743] <... chdir resumed>) = 0 [pid 20743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20743] setpgid(0, 0) = 0 [pid 20743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20743] write(3, "1000", 4) = 4 [pid 20743] close(3) = 0 [pid 20743] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20743] write(1, "executing program\n", 18executing program ) = 18 [pid 20743] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20743] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20743] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20743] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20743] exit_group(0) = ? [pid 20743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20453", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20453", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20453/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20453/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20453/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20453") = 0 mkdir("./20454", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20744 ./strace-static-x86_64: Process 20744 attached [pid 20744] set_robust_list(0x55555e144660, 24) = 0 [pid 20744] chdir("./20454") = 0 [pid 20744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20744] setpgid(0, 0) = 0 [pid 20744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20744] write(3, "1000", 4) = 4 [pid 20744] close(3) = 0 [pid 20744] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20744] write(1, "executing program\n", 18) = 18 [pid 20744] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20744] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20744] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20744] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20744] exit_group(0) = ? [pid 20744] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20454", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20454", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20454/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20454/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20454/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20454") = 0 mkdir("./20455", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20745 ./strace-static-x86_64: Process 20745 attached [pid 20745] set_robust_list(0x55555e144660, 24) = 0 [pid 20745] chdir("./20455") = 0 [pid 20745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20745] setpgid(0, 0) = 0 [pid 20745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20745] write(3, "1000", 4) = 4 [pid 20745] close(3) = 0 [pid 20745] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20745] write(1, "executing program\n", 18) = 18 [pid 20745] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20745] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20745] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20745] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20745] exit_group(0) = ? [pid 20745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20455", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20455", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20455/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20455/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20455/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20455") = 0 mkdir("./20456", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20746 attached [pid 20746] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20746 [pid 20746] chdir("./20456") = 0 [pid 20746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20746] setpgid(0, 0) = 0 [pid 20746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20746] write(3, "1000", 4) = 4 [pid 20746] close(3) = 0 [pid 20746] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20746] write(1, "executing program\n", 18executing program ) = 18 [pid 20746] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20746] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20746] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20746] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20746] exit_group(0) = ? [pid 20746] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20456", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20456", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20456/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20456/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20456/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20456") = 0 mkdir("./20457", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20747 ./strace-static-x86_64: Process 20747 attached [pid 20747] set_robust_list(0x55555e144660, 24) = 0 [pid 20747] chdir("./20457") = 0 [pid 20747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20747] setpgid(0, 0) = 0 [pid 20747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20747] write(3, "1000", 4) = 4 [pid 20747] close(3) = 0 [pid 20747] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20747] write(1, "executing program\n", 18) = 18 [pid 20747] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20747] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20747] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20747] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20747] exit_group(0) = ? [pid 20747] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20457", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20457", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20457/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20457/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20457/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20457") = 0 mkdir("./20458", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20748 ./strace-static-x86_64: Process 20748 attached [pid 20748] set_robust_list(0x55555e144660, 24) = 0 [pid 20748] chdir("./20458") = 0 [pid 20748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20748] setpgid(0, 0) = 0 [pid 20748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20748] write(3, "1000", 4) = 4 [pid 20748] close(3) = 0 [pid 20748] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20748] write(1, "executing program\n", 18) = 18 [pid 20748] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20748] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20748] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20748] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20748] exit_group(0) = ? [pid 20748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20458", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20458", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20458/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20458/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20458/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20458") = 0 mkdir("./20459", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20749 attached [pid 20749] set_robust_list(0x55555e144660, 24) = 0 [pid 20749] chdir("./20459" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20749 [pid 20749] <... chdir resumed>) = 0 [pid 20749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20749] setpgid(0, 0) = 0 [pid 20749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20749] write(3, "1000", 4) = 4 [pid 20749] close(3) = 0 [pid 20749] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20749] write(1, "executing program\n", 18executing program ) = 18 [pid 20749] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20749] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20749] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20749] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20749] exit_group(0) = ? [pid 20749] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20749, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20459", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20459", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20459/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20459/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20459/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20459") = 0 mkdir("./20460", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20750 attached , child_tidptr=0x55555e144650) = 20750 [pid 20750] set_robust_list(0x55555e144660, 24) = 0 [pid 20750] chdir("./20460") = 0 [pid 20750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20750] setpgid(0, 0) = 0 [pid 20750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20750] write(3, "1000", 4) = 4 [pid 20750] close(3) = 0 [pid 20750] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20750] write(1, "executing program\n", 18executing program ) = 18 [pid 20750] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20750] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20750] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20750] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20750] exit_group(0) = ? [pid 20750] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20460", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20460", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20460/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20460/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20460/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20460") = 0 mkdir("./20461", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20751 attached [pid 20751] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20751 [pid 20751] chdir("./20461") = 0 [pid 20751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20751] setpgid(0, 0) = 0 [pid 20751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20751] write(3, "1000", 4) = 4 [pid 20751] close(3) = 0 [pid 20751] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20751] write(1, "executing program\n", 18executing program ) = 18 [pid 20751] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20751] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20751] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20751] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20751] exit_group(0) = ? [pid 20751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20461", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20461", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20461/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20461/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20461/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20461") = 0 mkdir("./20462", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20752 attached [pid 20752] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20752 [pid 20752] chdir("./20462") = 0 [pid 20752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20752] setpgid(0, 0) = 0 [pid 20752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20752] write(3, "1000", 4) = 4 [pid 20752] close(3) = 0 [pid 20752] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20752] write(1, "executing program\n", 18) = 18 [pid 20752] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20752] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20752] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20752] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20752] exit_group(0) = ? [pid 20752] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20462", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20462", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20462/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20462/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20462/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20462") = 0 mkdir("./20463", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20753 attached [pid 20753] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20753 [pid 20753] chdir("./20463") = 0 [pid 20753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20753] setpgid(0, 0) = 0 [pid 20753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20753] write(3, "1000", 4) = 4 [pid 20753] close(3) = 0 [pid 20753] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20753] write(1, "executing program\n", 18) = 18 [pid 20753] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20753] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20753] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20753] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20753] exit_group(0) = ? [pid 20753] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20753, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20463", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20463", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20463/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20463/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20463/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20463") = 0 mkdir("./20464", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20754 attached , child_tidptr=0x55555e144650) = 20754 [pid 20754] set_robust_list(0x55555e144660, 24) = 0 [pid 20754] chdir("./20464") = 0 [pid 20754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20754] setpgid(0, 0) = 0 [pid 20754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20754] write(3, "1000", 4) = 4 [pid 20754] close(3) = 0 [pid 20754] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20754] write(1, "executing program\n", 18executing program ) = 18 [pid 20754] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20754] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20754] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20754] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20754] exit_group(0) = ? [pid 20754] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20464", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20464", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20464/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20464/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20464/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20464") = 0 mkdir("./20465", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20755 attached [pid 20755] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20755 [pid 20755] chdir("./20465") = 0 [pid 20755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20755] setpgid(0, 0) = 0 [pid 20755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20755] write(3, "1000", 4) = 4 [pid 20755] close(3) = 0 [pid 20755] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20755] write(1, "executing program\n", 18executing program ) = 18 [pid 20755] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20755] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20755] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20755] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20755] exit_group(0) = ? [pid 20755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20465", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20465", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20465/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20465/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20465/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20465") = 0 mkdir("./20466", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20756 ./strace-static-x86_64: Process 20756 attached [pid 20756] set_robust_list(0x55555e144660, 24) = 0 [pid 20756] chdir("./20466") = 0 [pid 20756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20756] setpgid(0, 0) = 0 [pid 20756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20756] write(3, "1000", 4) = 4 [pid 20756] close(3) = 0 [pid 20756] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20756] write(1, "executing program\n", 18executing program ) = 18 [pid 20756] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20756] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20756] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20756] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20756] exit_group(0) = ? [pid 20756] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20466", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20466", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20466/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20466/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20466/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20466") = 0 mkdir("./20467", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20757 ./strace-static-x86_64: Process 20757 attached [pid 20757] set_robust_list(0x55555e144660, 24) = 0 [pid 20757] chdir("./20467") = 0 [pid 20757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20757] setpgid(0, 0) = 0 [pid 20757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20757] write(3, "1000", 4) = 4 [pid 20757] close(3) = 0 [pid 20757] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20757] write(1, "executing program\n", 18executing program ) = 18 [pid 20757] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20757] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20757] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20757] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20757] exit_group(0) = ? [pid 20757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20467", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20467", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20467/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20467/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20467/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20467") = 0 mkdir("./20468", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20758 ./strace-static-x86_64: Process 20758 attached [pid 20758] set_robust_list(0x55555e144660, 24) = 0 [pid 20758] chdir("./20468") = 0 [pid 20758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20758] setpgid(0, 0) = 0 [pid 20758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20758] write(3, "1000", 4) = 4 [pid 20758] close(3) = 0 [pid 20758] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20758] write(1, "executing program\n", 18executing program ) = 18 [pid 20758] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20758] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20758] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20758] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20758] exit_group(0) = ? [pid 20758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20468", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20468", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20468/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20468/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20468/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20468") = 0 mkdir("./20469", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20759 ./strace-static-x86_64: Process 20759 attached [pid 20759] set_robust_list(0x55555e144660, 24) = 0 [pid 20759] chdir("./20469") = 0 [pid 20759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20759] setpgid(0, 0) = 0 [pid 20759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20759] write(3, "1000", 4) = 4 [pid 20759] close(3) = 0 [pid 20759] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20759] write(1, "executing program\n", 18) = 18 [pid 20759] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20759] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20759] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20759] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20759] exit_group(0) = ? [pid 20759] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20469", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20469", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20469/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20469/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20469/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20469") = 0 mkdir("./20470", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20760 ./strace-static-x86_64: Process 20760 attached [pid 20760] set_robust_list(0x55555e144660, 24) = 0 [pid 20760] chdir("./20470") = 0 [pid 20760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20760] setpgid(0, 0) = 0 [pid 20760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20760] write(3, "1000", 4) = 4 [pid 20760] close(3) = 0 [pid 20760] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20760] write(1, "executing program\n", 18) = 18 [pid 20760] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20760] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20760] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20760] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20760] exit_group(0) = ? [pid 20760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20470", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20470", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20470/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20470/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20470/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20470") = 0 mkdir("./20471", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20761 attached [pid 20761] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20761 [pid 20761] chdir("./20471") = 0 [pid 20761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20761] setpgid(0, 0) = 0 [pid 20761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20761] write(3, "1000", 4) = 4 [pid 20761] close(3) = 0 [pid 20761] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20761] write(1, "executing program\n", 18executing program ) = 18 [pid 20761] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20761] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20761] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20761] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20761] exit_group(0) = ? [pid 20761] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20471", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20471", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20471/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20471/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20471/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20471") = 0 mkdir("./20472", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20762 ./strace-static-x86_64: Process 20762 attached [pid 20762] set_robust_list(0x55555e144660, 24) = 0 [pid 20762] chdir("./20472") = 0 [pid 20762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20762] setpgid(0, 0) = 0 [pid 20762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20762] write(3, "1000", 4) = 4 [pid 20762] close(3) = 0 [pid 20762] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20762] write(1, "executing program\n", 18) = 18 [pid 20762] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20762] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20762] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20762] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20762] exit_group(0) = ? [pid 20762] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20472", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20472", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20472/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20472/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20472/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20472") = 0 mkdir("./20473", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20763 ./strace-static-x86_64: Process 20763 attached [pid 20763] set_robust_list(0x55555e144660, 24) = 0 [pid 20763] chdir("./20473") = 0 [pid 20763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20763] setpgid(0, 0) = 0 [pid 20763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20763] write(3, "1000", 4) = 4 [pid 20763] close(3) = 0 [pid 20763] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20763] write(1, "executing program\n", 18) = 18 [pid 20763] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20763] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20763] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20763] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20763] exit_group(0) = ? [pid 20763] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20473", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20473", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20473/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20473/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20473/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20473") = 0 mkdir("./20474", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20764 ./strace-static-x86_64: Process 20764 attached [pid 20764] set_robust_list(0x55555e144660, 24) = 0 [pid 20764] chdir("./20474") = 0 [pid 20764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20764] setpgid(0, 0) = 0 [pid 20764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20764] write(3, "1000", 4) = 4 [pid 20764] close(3) = 0 [pid 20764] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20764] write(1, "executing program\n", 18executing program ) = 18 [pid 20764] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20764] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20764] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20764] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20764] exit_group(0) = ? [pid 20764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20474", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20474", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20474/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20474/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20474/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20474") = 0 mkdir("./20475", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20765 attached , child_tidptr=0x55555e144650) = 20765 [pid 20765] set_robust_list(0x55555e144660, 24) = 0 [pid 20765] chdir("./20475") = 0 [pid 20765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20765] setpgid(0, 0) = 0 [pid 20765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20765] write(3, "1000", 4) = 4 [pid 20765] close(3) = 0 [pid 20765] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20765] write(1, "executing program\n", 18) = 18 [pid 20765] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20765] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20765] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20765] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20765] exit_group(0) = ? [pid 20765] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20765, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20475", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20475", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20475/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20475/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20475/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20475") = 0 mkdir("./20476", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20766 attached [pid 20766] set_robust_list(0x55555e144660, 24) = 0 [pid 20766] chdir("./20476" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20766 [pid 20766] <... chdir resumed>) = 0 [pid 20766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20766] setpgid(0, 0) = 0 [pid 20766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20766] write(3, "1000", 4) = 4 [pid 20766] close(3) = 0 [pid 20766] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20766] write(1, "executing program\n", 18executing program ) = 18 [pid 20766] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20766] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20766] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20766] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20766] exit_group(0) = ? [pid 20766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20476", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20476", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20476/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20476/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20476/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20476") = 0 mkdir("./20477", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20767 ./strace-static-x86_64: Process 20767 attached [pid 20767] set_robust_list(0x55555e144660, 24) = 0 [pid 20767] chdir("./20477") = 0 [pid 20767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20767] setpgid(0, 0) = 0 [pid 20767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20767] write(3, "1000", 4) = 4 [pid 20767] close(3) = 0 [pid 20767] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20767] write(1, "executing program\n", 18) = 18 [pid 20767] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20767] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20767] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20767] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20767] exit_group(0) = ? [pid 20767] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20767, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20477", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20477", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20477/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20477/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20477/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20477") = 0 mkdir("./20478", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20768 ./strace-static-x86_64: Process 20768 attached [pid 20768] set_robust_list(0x55555e144660, 24) = 0 [pid 20768] chdir("./20478") = 0 [pid 20768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20768] setpgid(0, 0) = 0 [pid 20768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20768] write(3, "1000", 4) = 4 [pid 20768] close(3) = 0 [pid 20768] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20768] write(1, "executing program\n", 18executing program ) = 18 [pid 20768] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20768] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20768] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20768] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20768] exit_group(0) = ? [pid 20768] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20478", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20478", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20478/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20478/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20478/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20478") = 0 mkdir("./20479", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20769 ./strace-static-x86_64: Process 20769 attached [pid 20769] set_robust_list(0x55555e144660, 24) = 0 [pid 20769] chdir("./20479") = 0 [pid 20769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20769] setpgid(0, 0) = 0 [pid 20769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20769] write(3, "1000", 4) = 4 [pid 20769] close(3) = 0 [pid 20769] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20769] write(1, "executing program\n", 18) = 18 [pid 20769] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20769] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20769] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20769] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20769] exit_group(0) = ? [pid 20769] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20479", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20479", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20479/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20479/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20479/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20479") = 0 mkdir("./20480", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20770 ./strace-static-x86_64: Process 20770 attached [pid 20770] set_robust_list(0x55555e144660, 24) = 0 [pid 20770] chdir("./20480") = 0 [pid 20770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20770] setpgid(0, 0) = 0 [pid 20770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20770] write(3, "1000", 4) = 4 [pid 20770] close(3) = 0 [pid 20770] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20770] write(1, "executing program\n", 18) = 18 [pid 20770] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20770] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20770] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20770] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20770] exit_group(0) = ? [pid 20770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20480", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20480", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20480/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20480/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20480/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20480") = 0 mkdir("./20481", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20771 attached , child_tidptr=0x55555e144650) = 20771 [pid 20771] set_robust_list(0x55555e144660, 24) = 0 [pid 20771] chdir("./20481") = 0 [pid 20771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20771] setpgid(0, 0) = 0 [pid 20771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20771] write(3, "1000", 4) = 4 [pid 20771] close(3) = 0 [pid 20771] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20771] write(1, "executing program\n", 18executing program ) = 18 [pid 20771] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20771] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20771] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20771] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20771] exit_group(0) = ? [pid 20771] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20481", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20481", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20481/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20481/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20481/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20481") = 0 mkdir("./20482", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20772 ./strace-static-x86_64: Process 20772 attached [pid 20772] set_robust_list(0x55555e144660, 24) = 0 [pid 20772] chdir("./20482") = 0 [pid 20772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20772] setpgid(0, 0) = 0 [pid 20772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20772] write(3, "1000", 4) = 4 [pid 20772] close(3) = 0 [pid 20772] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20772] write(1, "executing program\n", 18) = 18 [pid 20772] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20772] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20772] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20772] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20772] exit_group(0) = ? [pid 20772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20482", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20482", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20482/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20482/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20482/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20482") = 0 mkdir("./20483", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20773 ./strace-static-x86_64: Process 20773 attached [pid 20773] set_robust_list(0x55555e144660, 24) = 0 [pid 20773] chdir("./20483") = 0 [pid 20773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20773] setpgid(0, 0) = 0 [pid 20773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20773] write(3, "1000", 4) = 4 [pid 20773] close(3) = 0 [pid 20773] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20773] write(1, "executing program\n", 18executing program ) = 18 [pid 20773] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20773] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20773] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20773] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20773] exit_group(0) = ? [pid 20773] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20483", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20483", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20483/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20483/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20483/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20483") = 0 mkdir("./20484", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20774 ./strace-static-x86_64: Process 20774 attached [pid 20774] set_robust_list(0x55555e144660, 24) = 0 [pid 20774] chdir("./20484") = 0 [pid 20774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20774] setpgid(0, 0) = 0 [pid 20774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20774] write(3, "1000", 4) = 4 [pid 20774] close(3) = 0 [pid 20774] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20774] write(1, "executing program\n", 18) = 18 [pid 20774] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20774] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20774] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20774] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20774] exit_group(0) = ? [pid 20774] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20484", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20484", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20484/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20484/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20484/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20484") = 0 mkdir("./20485", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20775 ./strace-static-x86_64: Process 20775 attached [pid 20775] set_robust_list(0x55555e144660, 24) = 0 [pid 20775] chdir("./20485") = 0 [pid 20775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20775] setpgid(0, 0) = 0 [pid 20775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20775] write(3, "1000", 4) = 4 [pid 20775] close(3) = 0 [pid 20775] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20775] write(1, "executing program\n", 18) = 18 [pid 20775] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20775] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20775] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20775] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20775] exit_group(0) = ? [pid 20775] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20485", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20485", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20485/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20485/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20485/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20485") = 0 mkdir("./20486", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20776 ./strace-static-x86_64: Process 20776 attached [pid 20776] set_robust_list(0x55555e144660, 24) = 0 [pid 20776] chdir("./20486") = 0 [pid 20776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20776] setpgid(0, 0) = 0 [pid 20776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20776] write(3, "1000", 4) = 4 [pid 20776] close(3) = 0 [pid 20776] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20776] write(1, "executing program\n", 18) = 18 [pid 20776] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20776] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20776] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20776] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20776] exit_group(0) = ? [pid 20776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20486", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20486", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20486/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20486/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20486/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20486") = 0 mkdir("./20487", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20777 ./strace-static-x86_64: Process 20777 attached [pid 20777] set_robust_list(0x55555e144660, 24) = 0 [pid 20777] chdir("./20487") = 0 [pid 20777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20777] setpgid(0, 0) = 0 [pid 20777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20777] write(3, "1000", 4) = 4 [pid 20777] close(3) = 0 [pid 20777] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20777] write(1, "executing program\n", 18executing program ) = 18 [pid 20777] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20777] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20777] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20777] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20777] exit_group(0) = ? [pid 20777] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20777, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20487", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20487", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20487/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20487/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20487/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20487") = 0 mkdir("./20488", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20778 attached , child_tidptr=0x55555e144650) = 20778 [pid 20778] set_robust_list(0x55555e144660, 24) = 0 [pid 20778] chdir("./20488") = 0 [pid 20778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20778] setpgid(0, 0) = 0 [pid 20778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20778] write(3, "1000", 4) = 4 [pid 20778] close(3) = 0 [pid 20778] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20778] write(1, "executing program\n", 18executing program ) = 18 [pid 20778] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20778] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20778] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20778] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20778] exit_group(0) = ? [pid 20778] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20488", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20488", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20488/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20488/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20488/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20488") = 0 mkdir("./20489", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20779 attached , child_tidptr=0x55555e144650) = 20779 [pid 20779] set_robust_list(0x55555e144660, 24) = 0 [pid 20779] chdir("./20489") = 0 [pid 20779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20779] setpgid(0, 0) = 0 [pid 20779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20779] write(3, "1000", 4) = 4 [pid 20779] close(3) = 0 [pid 20779] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20779] write(1, "executing program\n", 18executing program ) = 18 [pid 20779] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20779] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20779] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20779] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20779] exit_group(0) = ? [pid 20779] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20489", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20489", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20489/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20489/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20489/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20489") = 0 mkdir("./20490", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20780 attached , child_tidptr=0x55555e144650) = 20780 [pid 20780] set_robust_list(0x55555e144660, 24) = 0 [pid 20780] chdir("./20490") = 0 [pid 20780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20780] setpgid(0, 0) = 0 [pid 20780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20780] write(3, "1000", 4) = 4 [pid 20780] close(3) = 0 [pid 20780] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20780] write(1, "executing program\n", 18executing program ) = 18 [pid 20780] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20780] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20780] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20780] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20780] exit_group(0) = ? [pid 20780] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20490", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20490", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20490/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20490/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20490/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20490") = 0 mkdir("./20491", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20781 ./strace-static-x86_64: Process 20781 attached [pid 20781] set_robust_list(0x55555e144660, 24) = 0 [pid 20781] chdir("./20491") = 0 [pid 20781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20781] setpgid(0, 0) = 0 [pid 20781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20781] write(3, "1000", 4) = 4 [pid 20781] close(3) = 0 [pid 20781] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20781] write(1, "executing program\n", 18) = 18 [pid 20781] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20781] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20781] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20781] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20781] exit_group(0) = ? [pid 20781] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20491", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20491", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20491/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20491/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20491/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20491") = 0 mkdir("./20492", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20782 attached , child_tidptr=0x55555e144650) = 20782 [pid 20782] set_robust_list(0x55555e144660, 24) = 0 [pid 20782] chdir("./20492") = 0 [pid 20782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20782] setpgid(0, 0) = 0 [pid 20782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20782] write(3, "1000", 4) = 4 [pid 20782] close(3) = 0 [pid 20782] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20782] write(1, "executing program\n", 18executing program ) = 18 [pid 20782] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20782] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20782] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20782] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20782] exit_group(0) = ? [pid 20782] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20492", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20492", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20492/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20492/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20492/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20492") = 0 mkdir("./20493", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20783 ./strace-static-x86_64: Process 20783 attached [pid 20783] set_robust_list(0x55555e144660, 24) = 0 [pid 20783] chdir("./20493") = 0 [pid 20783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20783] setpgid(0, 0) = 0 [pid 20783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20783] write(3, "1000", 4) = 4 [pid 20783] close(3) = 0 [pid 20783] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20783] write(1, "executing program\n", 18executing program ) = 18 [pid 20783] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20783] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20783] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20783] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20783] exit_group(0) = ? [pid 20783] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20493", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20493", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20493/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20493/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20493/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20493") = 0 mkdir("./20494", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20784 attached , child_tidptr=0x55555e144650) = 20784 [pid 20784] set_robust_list(0x55555e144660, 24) = 0 [pid 20784] chdir("./20494") = 0 [pid 20784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20784] setpgid(0, 0) = 0 [pid 20784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20784] write(3, "1000", 4) = 4 [pid 20784] close(3) = 0 [pid 20784] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20784] write(1, "executing program\n", 18) = 18 [pid 20784] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20784] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20784] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20784] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20784] exit_group(0) = ? [pid 20784] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20494", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20494", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20494/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20494/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20494/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20494") = 0 mkdir("./20495", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20785 ./strace-static-x86_64: Process 20785 attached [pid 20785] set_robust_list(0x55555e144660, 24) = 0 [pid 20785] chdir("./20495") = 0 [pid 20785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20785] setpgid(0, 0) = 0 [pid 20785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20785] write(3, "1000", 4) = 4 [pid 20785] close(3) = 0 [pid 20785] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20785] write(1, "executing program\n", 18) = 18 [pid 20785] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20785] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20785] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20785] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20785] exit_group(0) = ? [pid 20785] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20495", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20495", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20495/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20495/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20495/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20495") = 0 mkdir("./20496", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20786 attached , child_tidptr=0x55555e144650) = 20786 [pid 20786] set_robust_list(0x55555e144660, 24) = 0 [pid 20786] chdir("./20496") = 0 [pid 20786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20786] setpgid(0, 0) = 0 [pid 20786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20786] write(3, "1000", 4) = 4 [pid 20786] close(3) = 0 [pid 20786] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20786] write(1, "executing program\n", 18) = 18 [pid 20786] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20786] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20786] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20786] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20786] exit_group(0) = ? [pid 20786] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20496", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20496", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20496/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20496/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20496/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20496") = 0 mkdir("./20497", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20787 ./strace-static-x86_64: Process 20787 attached [pid 20787] set_robust_list(0x55555e144660, 24) = 0 [pid 20787] chdir("./20497") = 0 [pid 20787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20787] setpgid(0, 0) = 0 [pid 20787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20787] write(3, "1000", 4) = 4 [pid 20787] close(3) = 0 [pid 20787] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20787] write(1, "executing program\n", 18) = 18 [pid 20787] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20787] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20787] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20787] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20787] exit_group(0) = ? [pid 20787] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20497", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20497", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20497/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20497/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20497/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20497") = 0 mkdir("./20498", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20788 ./strace-static-x86_64: Process 20788 attached [pid 20788] set_robust_list(0x55555e144660, 24) = 0 [pid 20788] chdir("./20498") = 0 [pid 20788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20788] setpgid(0, 0) = 0 [pid 20788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20788] write(3, "1000", 4) = 4 [pid 20788] close(3) = 0 [pid 20788] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20788] write(1, "executing program\n", 18executing program ) = 18 [pid 20788] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20788] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20788] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20788] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20788] exit_group(0) = ? [pid 20788] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20788, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20498", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20498", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20498/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20498/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20498/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20498") = 0 mkdir("./20499", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20789 ./strace-static-x86_64: Process 20789 attached [pid 20789] set_robust_list(0x55555e144660, 24) = 0 [pid 20789] chdir("./20499") = 0 [pid 20789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20789] setpgid(0, 0) = 0 [pid 20789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20789] write(3, "1000", 4) = 4 [pid 20789] close(3) = 0 [pid 20789] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20789] write(1, "executing program\n", 18) = 18 [pid 20789] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20789] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20789] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20789] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20789] exit_group(0) = ? [pid 20789] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20499", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20499", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20499/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20499/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20499/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20499") = 0 mkdir("./20500", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20790 ./strace-static-x86_64: Process 20790 attached [pid 20790] set_robust_list(0x55555e144660, 24) = 0 [pid 20790] chdir("./20500") = 0 [pid 20790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20790] setpgid(0, 0) = 0 [pid 20790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20790] write(3, "1000", 4) = 4 [pid 20790] close(3) = 0 [pid 20790] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20790] write(1, "executing program\n", 18executing program ) = 18 [pid 20790] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20790] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20790] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20790] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20790] exit_group(0) = ? [pid 20790] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20500", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20500", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20500/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20500/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20500/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20500") = 0 mkdir("./20501", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20791 ./strace-static-x86_64: Process 20791 attached [pid 20791] set_robust_list(0x55555e144660, 24) = 0 [pid 20791] chdir("./20501") = 0 [pid 20791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20791] setpgid(0, 0) = 0 [pid 20791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20791] write(3, "1000", 4) = 4 [pid 20791] close(3) = 0 [pid 20791] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20791] write(1, "executing program\n", 18executing program ) = 18 [pid 20791] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20791] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20791] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20791] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20791] exit_group(0) = ? [pid 20791] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20501", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20501", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20501/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20501/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20501/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20501") = 0 mkdir("./20502", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20792 ./strace-static-x86_64: Process 20792 attached [pid 20792] set_robust_list(0x55555e144660, 24) = 0 [pid 20792] chdir("./20502") = 0 [pid 20792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20792] setpgid(0, 0) = 0 [pid 20792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20792] write(3, "1000", 4) = 4 [pid 20792] close(3) = 0 [pid 20792] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20792] write(1, "executing program\n", 18executing program ) = 18 [pid 20792] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20792] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20792] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20792] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20792] exit_group(0) = ? [pid 20792] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20502", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20502", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20502/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20502/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20502/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20502") = 0 mkdir("./20503", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20793 ./strace-static-x86_64: Process 20793 attached [pid 20793] set_robust_list(0x55555e144660, 24) = 0 [pid 20793] chdir("./20503") = 0 [pid 20793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20793] setpgid(0, 0) = 0 [pid 20793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20793] write(3, "1000", 4) = 4 [pid 20793] close(3) = 0 [pid 20793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20793] write(1, "executing program\n", 18executing program ) = 18 [pid 20793] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20793] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20793] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20793] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20793] exit_group(0) = ? [pid 20793] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20503", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20503", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20503/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20503/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20503/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20503") = 0 mkdir("./20504", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20794 ./strace-static-x86_64: Process 20794 attached [pid 20794] set_robust_list(0x55555e144660, 24) = 0 [pid 20794] chdir("./20504") = 0 [pid 20794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20794] setpgid(0, 0) = 0 [pid 20794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20794] write(3, "1000", 4) = 4 [pid 20794] close(3) = 0 [pid 20794] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20794] write(1, "executing program\n", 18) = 18 [pid 20794] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20794] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20794] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20794] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20794] exit_group(0) = ? [pid 20794] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20794, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20504", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20504", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20504/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20504/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20504/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20504") = 0 mkdir("./20505", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20795 ./strace-static-x86_64: Process 20795 attached [pid 20795] set_robust_list(0x55555e144660, 24) = 0 [pid 20795] chdir("./20505") = 0 [pid 20795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20795] setpgid(0, 0) = 0 [pid 20795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20795] write(3, "1000", 4) = 4 [pid 20795] close(3) = 0 [pid 20795] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20795] write(1, "executing program\n", 18executing program ) = 18 [pid 20795] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20795] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20795] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20795] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20795] exit_group(0) = ? [pid 20795] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20505", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20505", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20505/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20505/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20505/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20505") = 0 mkdir("./20506", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20796 ./strace-static-x86_64: Process 20796 attached [pid 20796] set_robust_list(0x55555e144660, 24) = 0 [pid 20796] chdir("./20506") = 0 [pid 20796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20796] setpgid(0, 0) = 0 [pid 20796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20796] write(3, "1000", 4) = 4 [pid 20796] close(3) = 0 [pid 20796] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20796] write(1, "executing program\n", 18executing program ) = 18 [pid 20796] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20796] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20796] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20796] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20796] exit_group(0) = ? [pid 20796] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20506", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20506", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20506/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20506/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20506/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20506") = 0 mkdir("./20507", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20797 ./strace-static-x86_64: Process 20797 attached [pid 20797] set_robust_list(0x55555e144660, 24) = 0 [pid 20797] chdir("./20507") = 0 [pid 20797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20797] setpgid(0, 0) = 0 [pid 20797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20797] write(3, "1000", 4) = 4 [pid 20797] close(3) = 0 [pid 20797] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20797] write(1, "executing program\n", 18executing program ) = 18 [pid 20797] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20797] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20797] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20797] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20797] exit_group(0) = ? [pid 20797] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20507", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20507", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20507/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20507/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20507/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20507") = 0 mkdir("./20508", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20798 ./strace-static-x86_64: Process 20798 attached [pid 20798] set_robust_list(0x55555e144660, 24) = 0 [pid 20798] chdir("./20508") = 0 [pid 20798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20798] setpgid(0, 0) = 0 [pid 20798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20798] write(3, "1000", 4) = 4 [pid 20798] close(3) = 0 [pid 20798] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20798] write(1, "executing program\n", 18executing program ) = 18 [pid 20798] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20798] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20798] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20798] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20798] exit_group(0) = ? [pid 20798] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20508", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20508", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20508/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20508/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20508/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20508") = 0 mkdir("./20509", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20799 ./strace-static-x86_64: Process 20799 attached [pid 20799] set_robust_list(0x55555e144660, 24) = 0 [pid 20799] chdir("./20509") = 0 [pid 20799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20799] setpgid(0, 0) = 0 [pid 20799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20799] write(3, "1000", 4) = 4 [pid 20799] close(3) = 0 [pid 20799] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20799] write(1, "executing program\n", 18executing program ) = 18 [pid 20799] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20799] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20799] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20799] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20799] exit_group(0) = ? [pid 20799] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20509", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20509", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20509/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20509/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20509/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20509") = 0 mkdir("./20510", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20800 attached , child_tidptr=0x55555e144650) = 20800 [pid 20800] set_robust_list(0x55555e144660, 24) = 0 [pid 20800] chdir("./20510") = 0 [pid 20800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20800] setpgid(0, 0) = 0 [pid 20800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20800] write(3, "1000", 4) = 4 [pid 20800] close(3) = 0 [pid 20800] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20800] write(1, "executing program\n", 18executing program ) = 18 [pid 20800] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20800] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20800] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20800] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20800] exit_group(0) = ? [pid 20800] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20510", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20510", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20510/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20510/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20510/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20510") = 0 mkdir("./20511", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20801 ./strace-static-x86_64: Process 20801 attached [pid 20801] set_robust_list(0x55555e144660, 24) = 0 [pid 20801] chdir("./20511") = 0 [pid 20801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20801] setpgid(0, 0) = 0 [pid 20801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20801] write(3, "1000", 4) = 4 [pid 20801] close(3) = 0 [pid 20801] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20801] write(1, "executing program\n", 18executing program ) = 18 [pid 20801] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20801] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20801] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20801] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20801] exit_group(0) = ? [pid 20801] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20511", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20511", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20511/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20511/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20511/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20511") = 0 mkdir("./20512", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20802 attached , child_tidptr=0x55555e144650) = 20802 [pid 20802] set_robust_list(0x55555e144660, 24) = 0 [pid 20802] chdir("./20512") = 0 [pid 20802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20802] setpgid(0, 0) = 0 [pid 20802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20802] write(3, "1000", 4) = 4 [pid 20802] close(3) = 0 [pid 20802] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20802] write(1, "executing program\n", 18) = 18 [pid 20802] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20802] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20802] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20802] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20802] exit_group(0) = ? [pid 20802] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20802, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20512", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20512", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20512/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20512/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20512/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20512") = 0 mkdir("./20513", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20803 attached , child_tidptr=0x55555e144650) = 20803 [pid 20803] set_robust_list(0x55555e144660, 24) = 0 [pid 20803] chdir("./20513") = 0 [pid 20803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20803] setpgid(0, 0) = 0 [pid 20803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20803] write(3, "1000", 4) = 4 [pid 20803] close(3) = 0 [pid 20803] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20803] write(1, "executing program\n", 18) = 18 [pid 20803] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20803] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20803] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20803] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20803] exit_group(0) = ? [pid 20803] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20513", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20513", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20513/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20513/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20513/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20513") = 0 mkdir("./20514", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20804 ./strace-static-x86_64: Process 20804 attached [pid 20804] set_robust_list(0x55555e144660, 24) = 0 [pid 20804] chdir("./20514") = 0 [pid 20804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20804] setpgid(0, 0) = 0 [pid 20804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20804] write(3, "1000", 4) = 4 [pid 20804] close(3) = 0 [pid 20804] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20804] write(1, "executing program\n", 18executing program ) = 18 [pid 20804] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20804] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20804] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20804] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20804] exit_group(0) = ? [pid 20804] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20514", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20514", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20514/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20514/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20514/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20514") = 0 mkdir("./20515", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20805 attached , child_tidptr=0x55555e144650) = 20805 [pid 20805] set_robust_list(0x55555e144660, 24) = 0 [pid 20805] chdir("./20515") = 0 [pid 20805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20805] setpgid(0, 0) = 0 [pid 20805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20805] write(3, "1000", 4) = 4 [pid 20805] close(3) = 0 [pid 20805] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20805] write(1, "executing program\n", 18) = 18 [pid 20805] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20805] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20805] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20805] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20805] exit_group(0) = ? [pid 20805] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20515", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20515", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20515/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20515/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20515/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20515") = 0 mkdir("./20516", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20806 attached , child_tidptr=0x55555e144650) = 20806 [pid 20806] set_robust_list(0x55555e144660, 24) = 0 [pid 20806] chdir("./20516") = 0 [pid 20806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20806] setpgid(0, 0) = 0 [pid 20806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20806] write(3, "1000", 4) = 4 [pid 20806] close(3) = 0 [pid 20806] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20806] write(1, "executing program\n", 18executing program ) = 18 [pid 20806] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20806] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20806] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20806] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20806] exit_group(0) = ? [pid 20806] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20516", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20516", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20516/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20516/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20516/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20516") = 0 mkdir("./20517", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20807 ./strace-static-x86_64: Process 20807 attached [pid 20807] set_robust_list(0x55555e144660, 24) = 0 [pid 20807] chdir("./20517") = 0 [pid 20807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20807] setpgid(0, 0) = 0 [pid 20807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20807] write(3, "1000", 4) = 4 [pid 20807] close(3) = 0 [pid 20807] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20807] write(1, "executing program\n", 18) = 18 [pid 20807] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20807] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20807] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20807] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20807] exit_group(0) = ? [pid 20807] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20517", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20517", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20517/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20517/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20517/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20517") = 0 mkdir("./20518", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20808 attached , child_tidptr=0x55555e144650) = 20808 [pid 20808] set_robust_list(0x55555e144660, 24) = 0 [pid 20808] chdir("./20518") = 0 [pid 20808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20808] setpgid(0, 0) = 0 [pid 20808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20808] write(3, "1000", 4) = 4 [pid 20808] close(3) = 0 [pid 20808] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20808] write(1, "executing program\n", 18executing program ) = 18 [pid 20808] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20808] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20808] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20808] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20808] exit_group(0) = ? [pid 20808] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20518", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20518", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20518/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20518/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20518/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20518") = 0 mkdir("./20519", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20809 ./strace-static-x86_64: Process 20809 attached [pid 20809] set_robust_list(0x55555e144660, 24) = 0 [pid 20809] chdir("./20519") = 0 [pid 20809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20809] setpgid(0, 0) = 0 [pid 20809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20809] write(3, "1000", 4) = 4 [pid 20809] close(3) = 0 [pid 20809] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20809] write(1, "executing program\n", 18) = 18 [pid 20809] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20809] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20809] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20809] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20809] exit_group(0) = ? [pid 20809] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20519", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20519", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20519/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20519/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20519/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20519") = 0 mkdir("./20520", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20810 ./strace-static-x86_64: Process 20810 attached [pid 20810] set_robust_list(0x55555e144660, 24) = 0 [pid 20810] chdir("./20520") = 0 [pid 20810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20810] setpgid(0, 0) = 0 [pid 20810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20810] write(3, "1000", 4) = 4 [pid 20810] close(3) = 0 [pid 20810] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20810] write(1, "executing program\n", 18) = 18 [pid 20810] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20810] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20810] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20810] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20810] exit_group(0) = ? [pid 20810] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20520", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20520", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20520/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20520/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20520/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20520") = 0 mkdir("./20521", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20811 attached , child_tidptr=0x55555e144650) = 20811 [pid 20811] set_robust_list(0x55555e144660, 24) = 0 [pid 20811] chdir("./20521") = 0 [pid 20811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20811] setpgid(0, 0) = 0 [pid 20811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20811] write(3, "1000", 4) = 4 [pid 20811] close(3) = 0 [pid 20811] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20811] write(1, "executing program\n", 18) = 18 [pid 20811] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20811] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20811] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20811] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20811] exit_group(0) = ? [pid 20811] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20811, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20521", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20521", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20521/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20521/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20521/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20521") = 0 mkdir("./20522", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20812 ./strace-static-x86_64: Process 20812 attached [pid 20812] set_robust_list(0x55555e144660, 24) = 0 [pid 20812] chdir("./20522") = 0 [pid 20812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20812] setpgid(0, 0) = 0 [pid 20812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20812] write(3, "1000", 4) = 4 [pid 20812] close(3) = 0 [pid 20812] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20812] write(1, "executing program\n", 18executing program ) = 18 [pid 20812] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20812] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20812] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20812] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20812] exit_group(0) = ? [pid 20812] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20522", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20522", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20522/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20522/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20522/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20522") = 0 mkdir("./20523", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20813 ./strace-static-x86_64: Process 20813 attached [pid 20813] set_robust_list(0x55555e144660, 24) = 0 [pid 20813] chdir("./20523") = 0 [pid 20813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20813] setpgid(0, 0) = 0 [pid 20813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20813] write(3, "1000", 4) = 4 [pid 20813] close(3) = 0 [pid 20813] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20813] write(1, "executing program\n", 18executing program ) = 18 [pid 20813] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20813] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20813] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20813] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20813] exit_group(0) = ? [pid 20813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20523", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20523", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20523/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20523/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20523/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20523") = 0 mkdir("./20524", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20814 attached , child_tidptr=0x55555e144650) = 20814 [pid 20814] set_robust_list(0x55555e144660, 24) = 0 [pid 20814] chdir("./20524") = 0 [pid 20814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20814] setpgid(0, 0) = 0 [pid 20814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20814] write(3, "1000", 4) = 4 [pid 20814] close(3) = 0 [pid 20814] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20814] write(1, "executing program\n", 18executing program ) = 18 [pid 20814] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20814] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20814] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20814] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20814] exit_group(0) = ? [pid 20814] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20524", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20524", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20524/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20524/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20524/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20524") = 0 mkdir("./20525", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20815 ./strace-static-x86_64: Process 20815 attached [pid 20815] set_robust_list(0x55555e144660, 24) = 0 [pid 20815] chdir("./20525") = 0 [pid 20815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20815] setpgid(0, 0) = 0 [pid 20815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20815] write(3, "1000", 4) = 4 [pid 20815] close(3) = 0 [pid 20815] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20815] write(1, "executing program\n", 18executing program ) = 18 [pid 20815] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20815] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20815] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20815] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20815] exit_group(0) = ? [pid 20815] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20525", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20525", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20525/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20525/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20525/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20525") = 0 mkdir("./20526", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20816 attached , child_tidptr=0x55555e144650) = 20816 [pid 20816] set_robust_list(0x55555e144660, 24) = 0 [pid 20816] chdir("./20526") = 0 [pid 20816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20816] setpgid(0, 0) = 0 [pid 20816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20816] write(3, "1000", 4) = 4 [pid 20816] close(3) = 0 [pid 20816] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20816] write(1, "executing program\n", 18) = 18 [pid 20816] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20816] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20816] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20816] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20816] exit_group(0) = ? [pid 20816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20526", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20526", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20526/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20526/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20526/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20526") = 0 mkdir("./20527", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20817 ./strace-static-x86_64: Process 20817 attached [pid 20817] set_robust_list(0x55555e144660, 24) = 0 [pid 20817] chdir("./20527") = 0 [pid 20817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20817] setpgid(0, 0) = 0 [pid 20817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20817] write(3, "1000", 4) = 4 [pid 20817] close(3) = 0 [pid 20817] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20817] write(1, "executing program\n", 18) = 18 [pid 20817] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20817] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20817] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20817] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20817] exit_group(0) = ? [pid 20817] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20527", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20527", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20527/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20527/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20527/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20527") = 0 mkdir("./20528", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20818 attached , child_tidptr=0x55555e144650) = 20818 [pid 20818] set_robust_list(0x55555e144660, 24) = 0 [pid 20818] chdir("./20528") = 0 [pid 20818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20818] setpgid(0, 0) = 0 [pid 20818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20818] write(3, "1000", 4) = 4 [pid 20818] close(3) = 0 [pid 20818] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20818] write(1, "executing program\n", 18executing program ) = 18 [pid 20818] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20818] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20818] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20818] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20818] exit_group(0) = ? [pid 20818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20528", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20528", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20528/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20528/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20528/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20528") = 0 mkdir("./20529", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20819 ./strace-static-x86_64: Process 20819 attached [pid 20819] set_robust_list(0x55555e144660, 24) = 0 [pid 20819] chdir("./20529") = 0 [pid 20819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20819] setpgid(0, 0) = 0 [pid 20819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20819] write(3, "1000", 4) = 4 [pid 20819] close(3) = 0 [pid 20819] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20819] write(1, "executing program\n", 18executing program ) = 18 [pid 20819] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20819] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20819] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20819] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20819] exit_group(0) = ? [pid 20819] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20529", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20529", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20529/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20529/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20529/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20529") = 0 mkdir("./20530", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20820 ./strace-static-x86_64: Process 20820 attached [pid 20820] set_robust_list(0x55555e144660, 24) = 0 [pid 20820] chdir("./20530") = 0 [pid 20820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20820] setpgid(0, 0) = 0 [pid 20820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20820] write(3, "1000", 4) = 4 [pid 20820] close(3) = 0 [pid 20820] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20820] write(1, "executing program\n", 18) = 18 [pid 20820] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20820] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20820] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20820] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20820] exit_group(0) = ? [pid 20820] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20530", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20530", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20530/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20530/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20530/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20530") = 0 mkdir("./20531", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20821 ./strace-static-x86_64: Process 20821 attached [pid 20821] set_robust_list(0x55555e144660, 24) = 0 [pid 20821] chdir("./20531") = 0 [pid 20821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20821] setpgid(0, 0) = 0 [pid 20821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20821] write(3, "1000", 4) = 4 [pid 20821] close(3) = 0 [pid 20821] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20821] write(1, "executing program\n", 18executing program ) = 18 [pid 20821] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20821] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20821] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20821] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20821] exit_group(0) = ? [pid 20821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20531", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20531", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20531/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20531/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20531/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20531") = 0 mkdir("./20532", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20822 ./strace-static-x86_64: Process 20822 attached [pid 20822] set_robust_list(0x55555e144660, 24) = 0 [pid 20822] chdir("./20532") = 0 [pid 20822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20822] setpgid(0, 0) = 0 [pid 20822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20822] write(3, "1000", 4) = 4 [pid 20822] close(3) = 0 [pid 20822] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20822] write(1, "executing program\n", 18executing program ) = 18 [pid 20822] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20822] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20822] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20822] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20822] exit_group(0) = ? [pid 20822] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20532", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20532", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20532/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20532/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20532/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20532") = 0 mkdir("./20533", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20823 attached , child_tidptr=0x55555e144650) = 20823 [pid 20823] set_robust_list(0x55555e144660, 24) = 0 [pid 20823] chdir("./20533") = 0 [pid 20823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20823] setpgid(0, 0) = 0 [pid 20823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20823] write(3, "1000", 4) = 4 [pid 20823] close(3) = 0 [pid 20823] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20823] write(1, "executing program\n", 18) = 18 [pid 20823] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20823] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20823] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20823] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20823] exit_group(0) = ? [pid 20823] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20533", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20533", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20533/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20533/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20533/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20533") = 0 mkdir("./20534", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20824 ./strace-static-x86_64: Process 20824 attached [pid 20824] set_robust_list(0x55555e144660, 24) = 0 [pid 20824] chdir("./20534") = 0 [pid 20824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20824] setpgid(0, 0) = 0 [pid 20824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20824] write(3, "1000", 4) = 4 [pid 20824] close(3) = 0 [pid 20824] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20824] write(1, "executing program\n", 18executing program ) = 18 [pid 20824] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20824] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20824] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20824] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20824] exit_group(0) = ? [pid 20824] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20824, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20534", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20534", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20534/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20534/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20534/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20534") = 0 mkdir("./20535", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20825 ./strace-static-x86_64: Process 20825 attached [pid 20825] set_robust_list(0x55555e144660, 24) = 0 [pid 20825] chdir("./20535") = 0 [pid 20825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20825] setpgid(0, 0) = 0 [pid 20825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20825] write(3, "1000", 4) = 4 [pid 20825] close(3) = 0 [pid 20825] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20825] write(1, "executing program\n", 18) = 18 [pid 20825] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20825] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20825] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20825] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20825] exit_group(0) = ? [pid 20825] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20535", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20535", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20535/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20535/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20535/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20535") = 0 mkdir("./20536", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20826 attached , child_tidptr=0x55555e144650) = 20826 [pid 20826] set_robust_list(0x55555e144660, 24) = 0 [pid 20826] chdir("./20536") = 0 [pid 20826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20826] setpgid(0, 0) = 0 [pid 20826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20826] write(3, "1000", 4) = 4 [pid 20826] close(3) = 0 [pid 20826] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20826] write(1, "executing program\n", 18executing program ) = 18 [pid 20826] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20826] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20826] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20826] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20826] exit_group(0) = ? [pid 20826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20536", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20536", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20536/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20536/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20536/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20536") = 0 mkdir("./20537", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20827 attached , child_tidptr=0x55555e144650) = 20827 [pid 20827] set_robust_list(0x55555e144660, 24) = 0 [pid 20827] chdir("./20537") = 0 [pid 20827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20827] setpgid(0, 0) = 0 [pid 20827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20827] write(3, "1000", 4) = 4 [pid 20827] close(3) = 0 [pid 20827] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20827] write(1, "executing program\n", 18executing program ) = 18 [pid 20827] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20827] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20827] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20827] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20827] exit_group(0) = ? [pid 20827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20537", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20537", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20537/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20537/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20537/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20537") = 0 mkdir("./20538", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20828 ./strace-static-x86_64: Process 20828 attached [pid 20828] set_robust_list(0x55555e144660, 24) = 0 [pid 20828] chdir("./20538") = 0 [pid 20828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20828] setpgid(0, 0) = 0 [pid 20828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20828] write(3, "1000", 4) = 4 [pid 20828] close(3) = 0 [pid 20828] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20828] write(1, "executing program\n", 18executing program ) = 18 [pid 20828] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20828] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20828] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20828] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20828] exit_group(0) = ? [pid 20828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20538", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20538", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20538/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20538/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20538/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20538") = 0 mkdir("./20539", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20829 ./strace-static-x86_64: Process 20829 attached [pid 20829] set_robust_list(0x55555e144660, 24) = 0 [pid 20829] chdir("./20539") = 0 [pid 20829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20829] setpgid(0, 0) = 0 [pid 20829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20829] write(3, "1000", 4) = 4 [pid 20829] close(3) = 0 [pid 20829] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20829] write(1, "executing program\n", 18) = 18 [pid 20829] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20829] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20829] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20829] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20829] exit_group(0) = ? [pid 20829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20539", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20539", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20539/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20539/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20539/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20539") = 0 mkdir("./20540", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20830 attached , child_tidptr=0x55555e144650) = 20830 [pid 20830] set_robust_list(0x55555e144660, 24) = 0 [pid 20830] chdir("./20540") = 0 [pid 20830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20830] setpgid(0, 0) = 0 [pid 20830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20830] write(3, "1000", 4) = 4 [pid 20830] close(3) = 0 [pid 20830] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20830] write(1, "executing program\n", 18executing program ) = 18 [pid 20830] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20830] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20830] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20830] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20830] exit_group(0) = ? [pid 20830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20540", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20540", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20540/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20540/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20540/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20540") = 0 mkdir("./20541", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20831 ./strace-static-x86_64: Process 20831 attached [pid 20831] set_robust_list(0x55555e144660, 24) = 0 [pid 20831] chdir("./20541") = 0 [pid 20831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20831] setpgid(0, 0) = 0 [pid 20831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20831] write(3, "1000", 4) = 4 [pid 20831] close(3) = 0 [pid 20831] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20831] write(1, "executing program\n", 18) = 18 [pid 20831] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20831] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20831] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20831] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20831] exit_group(0) = ? [pid 20831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20541", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20541", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20541/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20541/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20541/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20541") = 0 mkdir("./20542", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20832 attached , child_tidptr=0x55555e144650) = 20832 [pid 20832] set_robust_list(0x55555e144660, 24) = 0 [pid 20832] chdir("./20542") = 0 [pid 20832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20832] setpgid(0, 0) = 0 [pid 20832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20832] write(3, "1000", 4) = 4 [pid 20832] close(3) = 0 [pid 20832] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20832] write(1, "executing program\n", 18executing program ) = 18 [pid 20832] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20832] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20832] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20832] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20832] exit_group(0) = ? [pid 20832] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20542", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20542", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20542/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20542/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20542/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20542") = 0 mkdir("./20543", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20833 ./strace-static-x86_64: Process 20833 attached [pid 20833] set_robust_list(0x55555e144660, 24) = 0 [pid 20833] chdir("./20543") = 0 [pid 20833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20833] setpgid(0, 0) = 0 [pid 20833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20833] write(3, "1000", 4) = 4 [pid 20833] close(3) = 0 [pid 20833] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20833] write(1, "executing program\n", 18executing program ) = 18 [pid 20833] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20833] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20833] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20833] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20833] exit_group(0) = ? [pid 20833] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20543", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20543", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20543/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20543/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20543/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20543") = 0 mkdir("./20544", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20834 ./strace-static-x86_64: Process 20834 attached [pid 20834] set_robust_list(0x55555e144660, 24) = 0 [pid 20834] chdir("./20544") = 0 [pid 20834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20834] setpgid(0, 0) = 0 [pid 20834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20834] write(3, "1000", 4) = 4 [pid 20834] close(3) = 0 [pid 20834] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20834] write(1, "executing program\n", 18executing program ) = 18 [pid 20834] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20834] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20834] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20834] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20834] exit_group(0) = ? [pid 20834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20544", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20544", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20544/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20544/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20544/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20544") = 0 mkdir("./20545", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20835 ./strace-static-x86_64: Process 20835 attached [pid 20835] set_robust_list(0x55555e144660, 24) = 0 [pid 20835] chdir("./20545") = 0 [pid 20835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20835] setpgid(0, 0) = 0 [pid 20835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20835] write(3, "1000", 4) = 4 [pid 20835] close(3) = 0 [pid 20835] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20835] write(1, "executing program\n", 18) = 18 [pid 20835] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20835] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20835] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20835] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20835] exit_group(0) = ? [pid 20835] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20545", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20545", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20545/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20545/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20545/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20545") = 0 mkdir("./20546", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20836 ./strace-static-x86_64: Process 20836 attached [pid 20836] set_robust_list(0x55555e144660, 24) = 0 [pid 20836] chdir("./20546") = 0 [pid 20836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20836] setpgid(0, 0) = 0 [pid 20836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20836] write(3, "1000", 4) = 4 [pid 20836] close(3) = 0 [pid 20836] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20836] write(1, "executing program\n", 18executing program ) = 18 [pid 20836] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20836] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20836] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20836] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20836] exit_group(0) = ? [pid 20836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20546", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20546", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20546/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20546/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20546/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20546") = 0 mkdir("./20547", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20837 ./strace-static-x86_64: Process 20837 attached [pid 20837] set_robust_list(0x55555e144660, 24) = 0 [pid 20837] chdir("./20547") = 0 [pid 20837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20837] setpgid(0, 0) = 0 [pid 20837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20837] write(3, "1000", 4) = 4 [pid 20837] close(3) = 0 [pid 20837] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20837] write(1, "executing program\n", 18executing program ) = 18 [pid 20837] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20837] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20837] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20837] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20837] exit_group(0) = ? [pid 20837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20547", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20547", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20547/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20547/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20547/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20547") = 0 mkdir("./20548", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20838 ./strace-static-x86_64: Process 20838 attached [pid 20838] set_robust_list(0x55555e144660, 24) = 0 [pid 20838] chdir("./20548") = 0 [pid 20838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20838] setpgid(0, 0) = 0 [pid 20838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20838] write(3, "1000", 4) = 4 [pid 20838] close(3) = 0 [pid 20838] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20838] write(1, "executing program\n", 18) = 18 [pid 20838] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20838] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20838] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20838] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20838] exit_group(0) = ? [pid 20838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20548", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20548", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20548/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20548/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20548/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20548") = 0 mkdir("./20549", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20839 attached , child_tidptr=0x55555e144650) = 20839 [pid 20839] set_robust_list(0x55555e144660, 24) = 0 [pid 20839] chdir("./20549") = 0 [pid 20839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20839] setpgid(0, 0) = 0 [pid 20839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20839] write(3, "1000", 4) = 4 [pid 20839] close(3) = 0 [pid 20839] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20839] write(1, "executing program\n", 18) = 18 [pid 20839] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20839] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20839] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20839] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20839] exit_group(0) = ? [pid 20839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20549", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20549", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20549/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20549/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20549/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20549") = 0 mkdir("./20550", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20840 ./strace-static-x86_64: Process 20840 attached [pid 20840] set_robust_list(0x55555e144660, 24) = 0 [pid 20840] chdir("./20550") = 0 [pid 20840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20840] setpgid(0, 0) = 0 [pid 20840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20840] write(3, "1000", 4) = 4 [pid 20840] close(3) = 0 [pid 20840] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20840] write(1, "executing program\n", 18executing program ) = 18 [pid 20840] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20840] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20840] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20840] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20840] exit_group(0) = ? [pid 20840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20550", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20550", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20550/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20550/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20550/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20550") = 0 mkdir("./20551", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20841 attached , child_tidptr=0x55555e144650) = 20841 [pid 20841] set_robust_list(0x55555e144660, 24) = 0 [pid 20841] chdir("./20551") = 0 [pid 20841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20841] setpgid(0, 0) = 0 [pid 20841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20841] write(3, "1000", 4) = 4 [pid 20841] close(3) = 0 [pid 20841] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20841] write(1, "executing program\n", 18) = 18 [pid 20841] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20841] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20841] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20841] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20841] exit_group(0) = ? [pid 20841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20551", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20551", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20551/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20551/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20551/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20551") = 0 mkdir("./20552", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20842 ./strace-static-x86_64: Process 20842 attached [pid 20842] set_robust_list(0x55555e144660, 24) = 0 [pid 20842] chdir("./20552") = 0 [pid 20842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20842] setpgid(0, 0) = 0 [pid 20842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20842] write(3, "1000", 4) = 4 [pid 20842] close(3) = 0 [pid 20842] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20842] write(1, "executing program\n", 18executing program ) = 18 [pid 20842] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20842] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20842] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20842] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20842] exit_group(0) = ? [pid 20842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20552", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20552", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20552/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20552/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20552/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20552") = 0 mkdir("./20553", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20843 ./strace-static-x86_64: Process 20843 attached [pid 20843] set_robust_list(0x55555e144660, 24) = 0 [pid 20843] chdir("./20553") = 0 [pid 20843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20843] setpgid(0, 0) = 0 [pid 20843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20843] write(3, "1000", 4) = 4 [pid 20843] close(3) = 0 [pid 20843] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20843] write(1, "executing program\n", 18) = 18 [pid 20843] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20843] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20843] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20843] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20843] exit_group(0) = ? [pid 20843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20553", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20553", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20553/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20553/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20553/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20553") = 0 mkdir("./20554", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20844 ./strace-static-x86_64: Process 20844 attached [pid 20844] set_robust_list(0x55555e144660, 24) = 0 [pid 20844] chdir("./20554") = 0 [pid 20844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20844] setpgid(0, 0) = 0 [pid 20844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20844] write(3, "1000", 4) = 4 [pid 20844] close(3) = 0 [pid 20844] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20844] write(1, "executing program\n", 18executing program ) = 18 [pid 20844] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20844] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20844] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20844] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20844] exit_group(0) = ? [pid 20844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20554", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20554", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20554/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20554/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20554/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20554") = 0 mkdir("./20555", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20845 ./strace-static-x86_64: Process 20845 attached [pid 20845] set_robust_list(0x55555e144660, 24) = 0 [pid 20845] chdir("./20555") = 0 [pid 20845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20845] setpgid(0, 0) = 0 [pid 20845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20845] write(3, "1000", 4) = 4 [pid 20845] close(3) = 0 [pid 20845] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20845] write(1, "executing program\n", 18executing program ) = 18 [pid 20845] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20845] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20845] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20845] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20845] exit_group(0) = ? [pid 20845] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20555", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20555", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20555/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20555/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20555/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20555") = 0 mkdir("./20556", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20846 attached , child_tidptr=0x55555e144650) = 20846 [pid 20846] set_robust_list(0x55555e144660, 24) = 0 [pid 20846] chdir("./20556") = 0 [pid 20846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20846] setpgid(0, 0) = 0 [pid 20846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20846] write(3, "1000", 4) = 4 [pid 20846] close(3) = 0 [pid 20846] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20846] write(1, "executing program\n", 18) = 18 [pid 20846] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20846] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20846] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20846] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20846] exit_group(0) = ? [pid 20846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20556", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20556", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20556/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20556/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20556/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20556") = 0 mkdir("./20557", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20847 attached , child_tidptr=0x55555e144650) = 20847 [pid 20847] set_robust_list(0x55555e144660, 24) = 0 [pid 20847] chdir("./20557") = 0 [pid 20847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20847] setpgid(0, 0) = 0 [pid 20847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20847] write(3, "1000", 4) = 4 [pid 20847] close(3) = 0 [pid 20847] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20847] write(1, "executing program\n", 18) = 18 [pid 20847] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20847] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20847] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20847] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20847] exit_group(0) = ? [pid 20847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20557", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20557", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20557/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20557/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20557/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20557") = 0 mkdir("./20558", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20848 ./strace-static-x86_64: Process 20848 attached [pid 20848] set_robust_list(0x55555e144660, 24) = 0 [pid 20848] chdir("./20558") = 0 [pid 20848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20848] setpgid(0, 0) = 0 [pid 20848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20848] write(3, "1000", 4) = 4 [pid 20848] close(3) = 0 [pid 20848] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20848] write(1, "executing program\n", 18executing program ) = 18 [pid 20848] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20848] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20848] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20848] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20848] exit_group(0) = ? [pid 20848] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20558", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20558", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20558/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20558/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20558/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20558") = 0 mkdir("./20559", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20849 attached , child_tidptr=0x55555e144650) = 20849 [pid 20849] set_robust_list(0x55555e144660, 24) = 0 [pid 20849] chdir("./20559") = 0 [pid 20849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20849] setpgid(0, 0) = 0 [pid 20849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20849] write(3, "1000", 4) = 4 [pid 20849] close(3) = 0 [pid 20849] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20849] write(1, "executing program\n", 18) = 18 [pid 20849] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20849] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20849] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20849] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20849] exit_group(0) = ? [pid 20849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20559", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20559", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20559/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20559/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20559/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20559") = 0 mkdir("./20560", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20850 attached , child_tidptr=0x55555e144650) = 20850 [pid 20850] set_robust_list(0x55555e144660, 24) = 0 [pid 20850] chdir("./20560") = 0 [pid 20850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20850] setpgid(0, 0) = 0 [pid 20850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20850] write(3, "1000", 4) = 4 [pid 20850] close(3) = 0 [pid 20850] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20850] write(1, "executing program\n", 18) = 18 [pid 20850] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20850] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20850] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20850] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20850] exit_group(0) = ? [pid 20850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20560", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20560", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20560/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20560/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20560/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20560") = 0 mkdir("./20561", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20851 ./strace-static-x86_64: Process 20851 attached [pid 20851] set_robust_list(0x55555e144660, 24) = 0 [pid 20851] chdir("./20561") = 0 [pid 20851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20851] setpgid(0, 0) = 0 [pid 20851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20851] write(3, "1000", 4) = 4 [pid 20851] close(3) = 0 [pid 20851] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20851] write(1, "executing program\n", 18executing program ) = 18 [pid 20851] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20851] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20851] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20851] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20851] exit_group(0) = ? [pid 20851] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20561", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20561", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20561/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20561/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20561/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20561") = 0 mkdir("./20562", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20852 ./strace-static-x86_64: Process 20852 attached [pid 20852] set_robust_list(0x55555e144660, 24) = 0 [pid 20852] chdir("./20562") = 0 [pid 20852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20852] setpgid(0, 0) = 0 [pid 20852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20852] write(3, "1000", 4) = 4 [pid 20852] close(3) = 0 [pid 20852] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20852] write(1, "executing program\n", 18executing program ) = 18 [pid 20852] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20852] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20852] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20852] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20852] exit_group(0) = ? [pid 20852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20562", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20562", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20562/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20562/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20562/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20562") = 0 mkdir("./20563", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20853 attached , child_tidptr=0x55555e144650) = 20853 [pid 20853] set_robust_list(0x55555e144660, 24) = 0 [pid 20853] chdir("./20563") = 0 [pid 20853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20853] setpgid(0, 0) = 0 [pid 20853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20853] write(3, "1000", 4) = 4 [pid 20853] close(3) = 0 [pid 20853] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20853] write(1, "executing program\n", 18executing program ) = 18 [pid 20853] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20853] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20853] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20853] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20853] exit_group(0) = ? [pid 20853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20563", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20563", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20563/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20563/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20563/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20563") = 0 mkdir("./20564", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20854 ./strace-static-x86_64: Process 20854 attached [pid 20854] set_robust_list(0x55555e144660, 24) = 0 [pid 20854] chdir("./20564") = 0 [pid 20854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20854] setpgid(0, 0) = 0 [pid 20854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20854] write(3, "1000", 4) = 4 [pid 20854] close(3) = 0 [pid 20854] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20854] write(1, "executing program\n", 18executing program ) = 18 [pid 20854] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20854] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20854] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20854] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20854] exit_group(0) = ? [pid 20854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20564", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20564", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20564/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20564/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20564/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20564") = 0 mkdir("./20565", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20855 ./strace-static-x86_64: Process 20855 attached [pid 20855] set_robust_list(0x55555e144660, 24) = 0 [pid 20855] chdir("./20565") = 0 [pid 20855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20855] setpgid(0, 0) = 0 [pid 20855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20855] write(3, "1000", 4) = 4 [pid 20855] close(3) = 0 [pid 20855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20855] write(1, "executing program\n", 18executing program ) = 18 [pid 20855] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20855] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20855] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20855] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20855] exit_group(0) = ? [pid 20855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20565", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20565", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20565/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20565/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20565/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20565") = 0 mkdir("./20566", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20856 ./strace-static-x86_64: Process 20856 attached [pid 20856] set_robust_list(0x55555e144660, 24) = 0 [pid 20856] chdir("./20566") = 0 [pid 20856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20856] setpgid(0, 0) = 0 [pid 20856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20856] write(3, "1000", 4) = 4 [pid 20856] close(3) = 0 [pid 20856] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20856] write(1, "executing program\n", 18executing program ) = 18 [pid 20856] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20856] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20856] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20856] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20856] exit_group(0) = ? [pid 20856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20566", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20566", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20566/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20566/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20566/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20566") = 0 mkdir("./20567", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20857 ./strace-static-x86_64: Process 20857 attached [pid 20857] set_robust_list(0x55555e144660, 24) = 0 [pid 20857] chdir("./20567") = 0 [pid 20857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20857] setpgid(0, 0) = 0 [pid 20857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20857] write(3, "1000", 4) = 4 [pid 20857] close(3) = 0 [pid 20857] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20857] write(1, "executing program\n", 18executing program ) = 18 [pid 20857] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20857] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20857] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20857] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20857] exit_group(0) = ? [pid 20857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20567", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20567", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20567/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20567/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20567/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20567") = 0 mkdir("./20568", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20858 ./strace-static-x86_64: Process 20858 attached [pid 20858] set_robust_list(0x55555e144660, 24) = 0 [pid 20858] chdir("./20568") = 0 [pid 20858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20858] setpgid(0, 0) = 0 [pid 20858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20858] write(3, "1000", 4) = 4 [pid 20858] close(3) = 0 [pid 20858] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20858] write(1, "executing program\n", 18) = 18 [pid 20858] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20858] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20858] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20858] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20858] exit_group(0) = ? [pid 20858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20568", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20568", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20568/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20568/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20568/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20568") = 0 mkdir("./20569", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20859 ./strace-static-x86_64: Process 20859 attached [pid 20859] set_robust_list(0x55555e144660, 24) = 0 [pid 20859] chdir("./20569") = 0 [pid 20859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20859] setpgid(0, 0) = 0 [pid 20859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20859] write(3, "1000", 4) = 4 [pid 20859] close(3) = 0 [pid 20859] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20859] write(1, "executing program\n", 18executing program ) = 18 [pid 20859] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20859] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20859] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20859] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20859] exit_group(0) = ? [pid 20859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20569", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20569", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20569/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20569/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20569/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20569") = 0 mkdir("./20570", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20860 attached , child_tidptr=0x55555e144650) = 20860 [pid 20860] set_robust_list(0x55555e144660, 24) = 0 [pid 20860] chdir("./20570") = 0 [pid 20860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20860] setpgid(0, 0) = 0 [pid 20860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20860] write(3, "1000", 4) = 4 [pid 20860] close(3) = 0 [pid 20860] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20860] write(1, "executing program\n", 18) = 18 [pid 20860] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20860] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20860] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20860] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20860] exit_group(0) = ? [pid 20860] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20570", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20570", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20570/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20570/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20570/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20570") = 0 mkdir("./20571", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20861 attached , child_tidptr=0x55555e144650) = 20861 [pid 20861] set_robust_list(0x55555e144660, 24) = 0 [pid 20861] chdir("./20571") = 0 [pid 20861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20861] setpgid(0, 0) = 0 [pid 20861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20861] write(3, "1000", 4) = 4 [pid 20861] close(3) = 0 executing program [pid 20861] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20861] write(1, "executing program\n", 18) = 18 [pid 20861] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20861] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20861] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20861] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20861] exit_group(0) = ? [pid 20861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20571", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20571", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20571/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20571/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20571/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20571") = 0 mkdir("./20572", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20862 ./strace-static-x86_64: Process 20862 attached [pid 20862] set_robust_list(0x55555e144660, 24) = 0 [pid 20862] chdir("./20572") = 0 [pid 20862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20862] setpgid(0, 0) = 0 [pid 20862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20862] write(3, "1000", 4) = 4 [pid 20862] close(3) = 0 [pid 20862] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20862] write(1, "executing program\n", 18) = 18 [pid 20862] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20862] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20862] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20862] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20862] exit_group(0) = ? [pid 20862] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20572", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20572", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20572/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20572/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20572/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20572") = 0 mkdir("./20573", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20863 ./strace-static-x86_64: Process 20863 attached [pid 20863] set_robust_list(0x55555e144660, 24) = 0 [pid 20863] chdir("./20573") = 0 [pid 20863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20863] setpgid(0, 0) = 0 [pid 20863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20863] write(3, "1000", 4) = 4 [pid 20863] close(3) = 0 [pid 20863] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20863] write(1, "executing program\n", 18) = 18 [pid 20863] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20863] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20863] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20863] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20863] exit_group(0) = ? [pid 20863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20573", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20573", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20573/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20573/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20573/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20573") = 0 mkdir("./20574", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20864 ./strace-static-x86_64: Process 20864 attached [pid 20864] set_robust_list(0x55555e144660, 24) = 0 [pid 20864] chdir("./20574") = 0 [pid 20864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20864] setpgid(0, 0) = 0 [pid 20864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20864] write(3, "1000", 4) = 4 [pid 20864] close(3) = 0 [pid 20864] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20864] write(1, "executing program\n", 18) = 18 [pid 20864] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20864] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20864] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20864] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20864] exit_group(0) = ? [pid 20864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20574", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20574", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20574/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20574/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20574/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20574") = 0 mkdir("./20575", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20865 ./strace-static-x86_64: Process 20865 attached [pid 20865] set_robust_list(0x55555e144660, 24) = 0 [pid 20865] chdir("./20575") = 0 [pid 20865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20865] setpgid(0, 0) = 0 [pid 20865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20865] write(3, "1000", 4) = 4 [pid 20865] close(3) = 0 [pid 20865] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20865] write(1, "executing program\n", 18executing program ) = 18 [pid 20865] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20865] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20865] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20865] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20865] exit_group(0) = ? [pid 20865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20865, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20575", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20575", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20575/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20575/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20575/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20575") = 0 mkdir("./20576", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20866 attached , child_tidptr=0x55555e144650) = 20866 [pid 20866] set_robust_list(0x55555e144660, 24) = 0 [pid 20866] chdir("./20576") = 0 [pid 20866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20866] setpgid(0, 0) = 0 [pid 20866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20866] write(3, "1000", 4) = 4 [pid 20866] close(3) = 0 [pid 20866] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20866] write(1, "executing program\n", 18executing program ) = 18 [pid 20866] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20866] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20866] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20866] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20866] exit_group(0) = ? [pid 20866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20576", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20576", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20576/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20576/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20576/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20576") = 0 mkdir("./20577", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20867 ./strace-static-x86_64: Process 20867 attached [pid 20867] set_robust_list(0x55555e144660, 24) = 0 [pid 20867] chdir("./20577") = 0 [pid 20867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20867] setpgid(0, 0) = 0 [pid 20867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20867] write(3, "1000", 4) = 4 [pid 20867] close(3) = 0 [pid 20867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20867] write(1, "executing program\n", 18executing program ) = 18 [pid 20867] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20867] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20867] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20867] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20867] exit_group(0) = ? [pid 20867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20577", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20577", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20577/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20577/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20577/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20577") = 0 mkdir("./20578", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20868 attached , child_tidptr=0x55555e144650) = 20868 [pid 20868] set_robust_list(0x55555e144660, 24) = 0 [pid 20868] chdir("./20578") = 0 [pid 20868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20868] setpgid(0, 0) = 0 [pid 20868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20868] write(3, "1000", 4) = 4 [pid 20868] close(3) = 0 [pid 20868] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20868] write(1, "executing program\n", 18executing program ) = 18 [pid 20868] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20868] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20868] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20868] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20868] exit_group(0) = ? [pid 20868] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20578", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20578", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20578/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20578/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20578/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20578") = 0 mkdir("./20579", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20869 attached , child_tidptr=0x55555e144650) = 20869 [pid 20869] set_robust_list(0x55555e144660, 24) = 0 [pid 20869] chdir("./20579") = 0 [pid 20869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20869] setpgid(0, 0) = 0 [pid 20869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20869] write(3, "1000", 4) = 4 [pid 20869] close(3) = 0 [pid 20869] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20869] write(1, "executing program\n", 18) = 18 [pid 20869] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20869] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20869] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20869] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20869] exit_group(0) = ? [pid 20869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20579", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20579", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20579/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20579/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20579/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20579") = 0 mkdir("./20580", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20870 ./strace-static-x86_64: Process 20870 attached [pid 20870] set_robust_list(0x55555e144660, 24) = 0 [pid 20870] chdir("./20580") = 0 [pid 20870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20870] setpgid(0, 0) = 0 [pid 20870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20870] write(3, "1000", 4) = 4 [pid 20870] close(3) = 0 [pid 20870] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20870] write(1, "executing program\n", 18executing program ) = 18 [pid 20870] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20870] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20870] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20870] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20870] exit_group(0) = ? [pid 20870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20580", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20580", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20580/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20580/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20580/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20580") = 0 mkdir("./20581", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20871 attached , child_tidptr=0x55555e144650) = 20871 [pid 20871] set_robust_list(0x55555e144660, 24) = 0 [pid 20871] chdir("./20581") = 0 [pid 20871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20871] setpgid(0, 0) = 0 [pid 20871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20871] write(3, "1000", 4) = 4 [pid 20871] close(3) = 0 [pid 20871] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20871] write(1, "executing program\n", 18executing program ) = 18 [pid 20871] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20871] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20871] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20871] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20871] exit_group(0) = ? [pid 20871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20581", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20581", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20581/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20581/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20581/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20581") = 0 mkdir("./20582", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20872 attached , child_tidptr=0x55555e144650) = 20872 [pid 20872] set_robust_list(0x55555e144660, 24) = 0 [pid 20872] chdir("./20582") = 0 [pid 20872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20872] setpgid(0, 0) = 0 [pid 20872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20872] write(3, "1000", 4) = 4 [pid 20872] close(3) = 0 [pid 20872] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20872] write(1, "executing program\n", 18executing program ) = 18 [pid 20872] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20872] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20872] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20872] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20872] exit_group(0) = ? [pid 20872] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20582", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20582", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20582/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20582/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20582/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20582") = 0 mkdir("./20583", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20873 ./strace-static-x86_64: Process 20873 attached [pid 20873] set_robust_list(0x55555e144660, 24) = 0 [pid 20873] chdir("./20583") = 0 [pid 20873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20873] setpgid(0, 0) = 0 [pid 20873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20873] write(3, "1000", 4) = 4 [pid 20873] close(3) = 0 [pid 20873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20873] write(1, "executing program\n", 18executing program ) = 18 [pid 20873] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20873] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20873] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20873] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20873] exit_group(0) = ? [pid 20873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20583", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20583", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20583/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20583/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20583/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20583") = 0 mkdir("./20584", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20874 ./strace-static-x86_64: Process 20874 attached [pid 20874] set_robust_list(0x55555e144660, 24) = 0 [pid 20874] chdir("./20584") = 0 [pid 20874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20874] setpgid(0, 0) = 0 [pid 20874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20874] write(3, "1000", 4) = 4 [pid 20874] close(3) = 0 [pid 20874] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20874] write(1, "executing program\n", 18executing program ) = 18 [pid 20874] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20874] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20874] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20874] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20874] exit_group(0) = ? [pid 20874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20584", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20584", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20584/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20584/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20584/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20584") = 0 mkdir("./20585", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20875 ./strace-static-x86_64: Process 20875 attached [pid 20875] set_robust_list(0x55555e144660, 24) = 0 [pid 20875] chdir("./20585") = 0 [pid 20875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20875] setpgid(0, 0) = 0 [pid 20875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20875] write(3, "1000", 4) = 4 [pid 20875] close(3) = 0 [pid 20875] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20875] write(1, "executing program\n", 18executing program ) = 18 [pid 20875] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20875] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20875] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20875] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20875] exit_group(0) = ? [pid 20875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20585", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20585", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20585/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20585/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20585/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20585") = 0 mkdir("./20586", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20876 attached , child_tidptr=0x55555e144650) = 20876 [pid 20876] set_robust_list(0x55555e144660, 24) = 0 [pid 20876] chdir("./20586") = 0 [pid 20876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20876] setpgid(0, 0) = 0 [pid 20876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20876] write(3, "1000", 4) = 4 [pid 20876] close(3) = 0 [pid 20876] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20876] write(1, "executing program\n", 18executing program ) = 18 [pid 20876] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20876] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20876] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20876] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20876] exit_group(0) = ? [pid 20876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20586", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20586", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20586/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20586/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20586/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20586") = 0 mkdir("./20587", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20877 ./strace-static-x86_64: Process 20877 attached [pid 20877] set_robust_list(0x55555e144660, 24) = 0 [pid 20877] chdir("./20587") = 0 [pid 20877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20877] setpgid(0, 0) = 0 [pid 20877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20877] write(3, "1000", 4) = 4 [pid 20877] close(3) = 0 [pid 20877] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20877] write(1, "executing program\n", 18) = 18 [pid 20877] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20877] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20877] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20877] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20877] exit_group(0) = ? [pid 20877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20587", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20587", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20587/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20587/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20587/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20587") = 0 mkdir("./20588", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20878 attached , child_tidptr=0x55555e144650) = 20878 [pid 20878] set_robust_list(0x55555e144660, 24) = 0 [pid 20878] chdir("./20588") = 0 [pid 20878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20878] setpgid(0, 0) = 0 [pid 20878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20878] write(3, "1000", 4) = 4 [pid 20878] close(3) = 0 [pid 20878] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20878] write(1, "executing program\n", 18) = 18 [pid 20878] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20878] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20878] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20878] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20878] exit_group(0) = ? [pid 20878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20588", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20588", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20588/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20588/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20588/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20588") = 0 mkdir("./20589", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20879 ./strace-static-x86_64: Process 20879 attached [pid 20879] set_robust_list(0x55555e144660, 24) = 0 [pid 20879] chdir("./20589") = 0 [pid 20879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20879] setpgid(0, 0) = 0 [pid 20879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20879] write(3, "1000", 4) = 4 [pid 20879] close(3) = 0 [pid 20879] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20879] write(1, "executing program\n", 18executing program ) = 18 [pid 20879] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20879] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20879] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20879] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20879] exit_group(0) = ? [pid 20879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20589", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20589", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20589/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20589/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20589/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20589") = 0 mkdir("./20590", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20880 ./strace-static-x86_64: Process 20880 attached [pid 20880] set_robust_list(0x55555e144660, 24) = 0 [pid 20880] chdir("./20590") = 0 [pid 20880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20880] setpgid(0, 0) = 0 [pid 20880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20880] write(3, "1000", 4) = 4 [pid 20880] close(3) = 0 [pid 20880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20880] write(1, "executing program\n", 18executing program ) = 18 [pid 20880] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20880] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20880] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20880] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20880] exit_group(0) = ? [pid 20880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20590", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20590", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20590/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20590/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20590/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20590") = 0 mkdir("./20591", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20881 ./strace-static-x86_64: Process 20881 attached [pid 20881] set_robust_list(0x55555e144660, 24) = 0 [pid 20881] chdir("./20591") = 0 [pid 20881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20881] setpgid(0, 0) = 0 [pid 20881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20881] write(3, "1000", 4) = 4 [pid 20881] close(3) = 0 [pid 20881] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20881] write(1, "executing program\n", 18) = 18 [pid 20881] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20881] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20881] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20881] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20881] exit_group(0) = ? [pid 20881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20591", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20591", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20591/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20591/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20591/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20591") = 0 mkdir("./20592", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20882 ./strace-static-x86_64: Process 20882 attached [pid 20882] set_robust_list(0x55555e144660, 24) = 0 [pid 20882] chdir("./20592") = 0 [pid 20882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20882] setpgid(0, 0) = 0 [pid 20882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20882] write(3, "1000", 4) = 4 [pid 20882] close(3) = 0 [pid 20882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20882] write(1, "executing program\n", 18executing program ) = 18 [pid 20882] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20882] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20882] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20882] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20882] exit_group(0) = ? [pid 20882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20592", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20592", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20592/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20592/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20592/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20592") = 0 mkdir("./20593", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20883 attached , child_tidptr=0x55555e144650) = 20883 [pid 20883] set_robust_list(0x55555e144660, 24) = 0 [pid 20883] chdir("./20593") = 0 [pid 20883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20883] setpgid(0, 0) = 0 [pid 20883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20883] write(3, "1000", 4) = 4 [pid 20883] close(3) = 0 [pid 20883] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20883] write(1, "executing program\n", 18executing program ) = 18 [pid 20883] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20883] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20883] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20883] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20883] exit_group(0) = ? [pid 20883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20593", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20593", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20593/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20593/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20593/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20593") = 0 mkdir("./20594", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20884 ./strace-static-x86_64: Process 20884 attached [pid 20884] set_robust_list(0x55555e144660, 24) = 0 [pid 20884] chdir("./20594") = 0 [pid 20884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20884] setpgid(0, 0) = 0 [pid 20884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20884] write(3, "1000", 4) = 4 [pid 20884] close(3) = 0 [pid 20884] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20884] write(1, "executing program\n", 18) = 18 [pid 20884] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20884] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20884] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20884] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20884] exit_group(0) = ? [pid 20884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20594", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20594", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20594/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20594/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20594/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20594") = 0 mkdir("./20595", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20885 ./strace-static-x86_64: Process 20885 attached [pid 20885] set_robust_list(0x55555e144660, 24) = 0 [pid 20885] chdir("./20595") = 0 [pid 20885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20885] setpgid(0, 0) = 0 [pid 20885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20885] write(3, "1000", 4) = 4 [pid 20885] close(3) = 0 [pid 20885] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20885] write(1, "executing program\n", 18executing program ) = 18 [pid 20885] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20885] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20885] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20885] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20885] exit_group(0) = ? [pid 20885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20595", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20595", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20595/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20595/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20595/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20595") = 0 mkdir("./20596", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20886 ./strace-static-x86_64: Process 20886 attached [pid 20886] set_robust_list(0x55555e144660, 24) = 0 [pid 20886] chdir("./20596") = 0 [pid 20886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20886] setpgid(0, 0) = 0 [pid 20886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20886] write(3, "1000", 4) = 4 [pid 20886] close(3) = 0 [pid 20886] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20886] write(1, "executing program\n", 18executing program ) = 18 [pid 20886] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20886] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20886] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20886] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20886] exit_group(0) = ? [pid 20886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20596", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20596", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20596/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20596/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20596/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20596") = 0 mkdir("./20597", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20887 ./strace-static-x86_64: Process 20887 attached [pid 20887] set_robust_list(0x55555e144660, 24) = 0 [pid 20887] chdir("./20597") = 0 [pid 20887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20887] setpgid(0, 0) = 0 [pid 20887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20887] write(3, "1000", 4) = 4 [pid 20887] close(3) = 0 [pid 20887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20887] write(1, "executing program\n", 18executing program ) = 18 [pid 20887] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20887] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20887] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20887] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20887] exit_group(0) = ? [pid 20887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20597", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20597", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20597/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20597/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20597/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20597") = 0 mkdir("./20598", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20888 attached , child_tidptr=0x55555e144650) = 20888 [pid 20888] set_robust_list(0x55555e144660, 24) = 0 [pid 20888] chdir("./20598") = 0 [pid 20888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20888] setpgid(0, 0) = 0 [pid 20888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20888] write(3, "1000", 4) = 4 [pid 20888] close(3) = 0 [pid 20888] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20888] write(1, "executing program\n", 18executing program ) = 18 [pid 20888] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20888] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20888] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20888] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20888] exit_group(0) = ? [pid 20888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20598", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20598", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20598/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20598/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20598/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20598") = 0 mkdir("./20599", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20889 ./strace-static-x86_64: Process 20889 attached [pid 20889] set_robust_list(0x55555e144660, 24) = 0 [pid 20889] chdir("./20599") = 0 [pid 20889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20889] setpgid(0, 0) = 0 [pid 20889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20889] write(3, "1000", 4) = 4 [pid 20889] close(3) = 0 [pid 20889] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20889] write(1, "executing program\n", 18executing program ) = 18 [pid 20889] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20889] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20889] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20889] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20889] exit_group(0) = ? [pid 20889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20599", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20599", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20599/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20599/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20599/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20599") = 0 mkdir("./20600", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20890 ./strace-static-x86_64: Process 20890 attached [pid 20890] set_robust_list(0x55555e144660, 24) = 0 [pid 20890] chdir("./20600") = 0 [pid 20890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20890] setpgid(0, 0) = 0 [pid 20890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20890] write(3, "1000", 4) = 4 [pid 20890] close(3) = 0 [pid 20890] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20890] write(1, "executing program\n", 18) = 18 [pid 20890] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20890] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20890] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20890] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20890] exit_group(0) = ? [pid 20890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20600", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20600/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20600/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20600/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20600") = 0 mkdir("./20601", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20891 attached , child_tidptr=0x55555e144650) = 20891 [pid 20891] set_robust_list(0x55555e144660, 24) = 0 [pid 20891] chdir("./20601") = 0 [pid 20891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20891] setpgid(0, 0) = 0 [pid 20891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20891] write(3, "1000", 4) = 4 [pid 20891] close(3) = 0 [pid 20891] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20891] write(1, "executing program\n", 18executing program ) = 18 [pid 20891] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20891] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20891] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20891] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20891] exit_group(0) = ? [pid 20891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20601", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20601/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20601/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20601/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20601") = 0 mkdir("./20602", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20892 attached , child_tidptr=0x55555e144650) = 20892 [pid 20892] set_robust_list(0x55555e144660, 24) = 0 [pid 20892] chdir("./20602") = 0 [pid 20892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20892] setpgid(0, 0) = 0 [pid 20892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20892] write(3, "1000", 4) = 4 [pid 20892] close(3) = 0 [pid 20892] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20892] write(1, "executing program\n", 18) = 18 [pid 20892] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20892] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20892] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20892] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20892] exit_group(0) = ? [pid 20892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20602", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20602/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20602/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20602/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20602") = 0 mkdir("./20603", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20893 attached , child_tidptr=0x55555e144650) = 20893 [pid 20893] set_robust_list(0x55555e144660, 24) = 0 [pid 20893] chdir("./20603") = 0 [pid 20893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20893] setpgid(0, 0) = 0 [pid 20893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20893] write(3, "1000", 4) = 4 [pid 20893] close(3) = 0 [pid 20893] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20893] write(1, "executing program\n", 18) = 18 [pid 20893] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20893] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20893] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20893] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20893] exit_group(0) = ? [pid 20893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20603", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20603/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20603/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20603/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20603") = 0 mkdir("./20604", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20894 attached , child_tidptr=0x55555e144650) = 20894 [pid 20894] set_robust_list(0x55555e144660, 24) = 0 [pid 20894] chdir("./20604") = 0 [pid 20894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20894] setpgid(0, 0) = 0 [pid 20894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20894] write(3, "1000", 4) = 4 [pid 20894] close(3) = 0 [pid 20894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20894] write(1, "executing program\n", 18executing program ) = 18 [pid 20894] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20894] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20894] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20894] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20894] exit_group(0) = ? [pid 20894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20604", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20604/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20604/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20604/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20604") = 0 mkdir("./20605", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20895 attached , child_tidptr=0x55555e144650) = 20895 [pid 20895] set_robust_list(0x55555e144660, 24) = 0 [pid 20895] chdir("./20605") = 0 [pid 20895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20895] setpgid(0, 0) = 0 [pid 20895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20895] write(3, "1000", 4) = 4 [pid 20895] close(3) = 0 [pid 20895] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20895] write(1, "executing program\n", 18) = 18 [pid 20895] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20895] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20895] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20895] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20895] exit_group(0) = ? [pid 20895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20605", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20605/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20605/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20605/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20605") = 0 mkdir("./20606", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20896 attached , child_tidptr=0x55555e144650) = 20896 [pid 20896] set_robust_list(0x55555e144660, 24) = 0 [pid 20896] chdir("./20606") = 0 [pid 20896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20896] setpgid(0, 0) = 0 [pid 20896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20896] write(3, "1000", 4) = 4 [pid 20896] close(3) = 0 executing program [pid 20896] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20896] write(1, "executing program\n", 18) = 18 [pid 20896] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20896] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20896] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20896] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20896] exit_group(0) = ? [pid 20896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20606", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20606/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20606/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20606/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20606") = 0 mkdir("./20607", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20897 attached , child_tidptr=0x55555e144650) = 20897 [pid 20897] set_robust_list(0x55555e144660, 24) = 0 [pid 20897] chdir("./20607") = 0 [pid 20897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20897] setpgid(0, 0) = 0 [pid 20897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20897] write(3, "1000", 4) = 4 [pid 20897] close(3) = 0 [pid 20897] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20897] write(1, "executing program\n", 18executing program ) = 18 [pid 20897] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20897] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20897] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20897] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20897] exit_group(0) = ? [pid 20897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20607", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20607/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20607/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20607/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20607") = 0 mkdir("./20608", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20898 attached , child_tidptr=0x55555e144650) = 20898 [pid 20898] set_robust_list(0x55555e144660, 24) = 0 [pid 20898] chdir("./20608") = 0 [pid 20898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20898] setpgid(0, 0) = 0 [pid 20898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20898] write(3, "1000", 4) = 4 [pid 20898] close(3) = 0 [pid 20898] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20898] write(1, "executing program\n", 18executing program ) = 18 [pid 20898] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20898] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20898] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20898] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20898] exit_group(0) = ? [pid 20898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20608", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20608/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20608/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20608/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20608") = 0 mkdir("./20609", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20899 attached , child_tidptr=0x55555e144650) = 20899 [pid 20899] set_robust_list(0x55555e144660, 24) = 0 [pid 20899] chdir("./20609") = 0 [pid 20899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20899] setpgid(0, 0) = 0 [pid 20899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20899] write(3, "1000", 4) = 4 [pid 20899] close(3) = 0 [pid 20899] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20899] write(1, "executing program\n", 18executing program ) = 18 [pid 20899] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20899] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20899] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20899] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20899] exit_group(0) = ? [pid 20899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20609", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20609/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20609/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20609/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20609") = 0 mkdir("./20610", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20900 attached , child_tidptr=0x55555e144650) = 20900 [pid 20900] set_robust_list(0x55555e144660, 24) = 0 [pid 20900] chdir("./20610") = 0 [pid 20900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20900] setpgid(0, 0) = 0 [pid 20900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20900] write(3, "1000", 4) = 4 [pid 20900] close(3) = 0 [pid 20900] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20900] write(1, "executing program\n", 18executing program ) = 18 [pid 20900] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20900] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20900] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20900] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20900] exit_group(0) = ? [pid 20900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20610", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20610/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20610/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20610/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20610") = 0 mkdir("./20611", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20901 ./strace-static-x86_64: Process 20901 attached [pid 20901] set_robust_list(0x55555e144660, 24) = 0 [pid 20901] chdir("./20611") = 0 [pid 20901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20901] setpgid(0, 0) = 0 [pid 20901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20901] write(3, "1000", 4) = 4 [pid 20901] close(3) = 0 [pid 20901] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20901] write(1, "executing program\n", 18executing program ) = 18 [pid 20901] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20901] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20901] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20901] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20901] exit_group(0) = ? [pid 20901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20611", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20611/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20611/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20611/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20611") = 0 mkdir("./20612", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20902 ./strace-static-x86_64: Process 20902 attached [pid 20902] set_robust_list(0x55555e144660, 24) = 0 [pid 20902] chdir("./20612") = 0 [pid 20902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20902] setpgid(0, 0) = 0 [pid 20902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20902] write(3, "1000", 4) = 4 [pid 20902] close(3) = 0 [pid 20902] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20902] write(1, "executing program\n", 18) = 18 [pid 20902] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20902] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20902] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20902] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20902] exit_group(0) = ? [pid 20902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20612", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20612/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20612/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20612/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20612") = 0 mkdir("./20613", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20903 ./strace-static-x86_64: Process 20903 attached [pid 20903] set_robust_list(0x55555e144660, 24) = 0 [pid 20903] chdir("./20613") = 0 [pid 20903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20903] setpgid(0, 0) = 0 [pid 20903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20903] write(3, "1000", 4) = 4 [pid 20903] close(3) = 0 [pid 20903] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20903] write(1, "executing program\n", 18executing program ) = 18 [pid 20903] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20903] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20903] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20903] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20903] exit_group(0) = ? [pid 20903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20613", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20613/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20613/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20613/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20613") = 0 mkdir("./20614", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20904 attached , child_tidptr=0x55555e144650) = 20904 [pid 20904] set_robust_list(0x55555e144660, 24) = 0 [pid 20904] chdir("./20614") = 0 [pid 20904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20904] setpgid(0, 0) = 0 [pid 20904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20904] write(3, "1000", 4) = 4 [pid 20904] close(3) = 0 [pid 20904] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20904] write(1, "executing program\n", 18executing program ) = 18 [pid 20904] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20904] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20904] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20904] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20904] exit_group(0) = ? [pid 20904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20614", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20614/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20614/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20614/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20614") = 0 mkdir("./20615", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20905 ./strace-static-x86_64: Process 20905 attached [pid 20905] set_robust_list(0x55555e144660, 24) = 0 [pid 20905] chdir("./20615") = 0 [pid 20905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20905] setpgid(0, 0) = 0 [pid 20905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20905] write(3, "1000", 4) = 4 [pid 20905] close(3) = 0 [pid 20905] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20905] write(1, "executing program\n", 18) = 18 [pid 20905] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20905] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20905] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20905] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20905] exit_group(0) = ? [pid 20905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20615", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20615/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20615/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20615/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20615") = 0 mkdir("./20616", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20906 ./strace-static-x86_64: Process 20906 attached [pid 20906] set_robust_list(0x55555e144660, 24) = 0 [pid 20906] chdir("./20616") = 0 [pid 20906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20906] setpgid(0, 0) = 0 [pid 20906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20906] write(3, "1000", 4) = 4 [pid 20906] close(3executing program ) = 0 [pid 20906] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20906] write(1, "executing program\n", 18) = 18 [pid 20906] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20906] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20906] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20906] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20906] exit_group(0) = ? [pid 20906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20906, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20616", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20616/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20616/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20616/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20616") = 0 mkdir("./20617", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20907 ./strace-static-x86_64: Process 20907 attached [pid 20907] set_robust_list(0x55555e144660, 24) = 0 [pid 20907] chdir("./20617") = 0 [pid 20907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20907] setpgid(0, 0) = 0 [pid 20907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20907] write(3, "1000", 4) = 4 [pid 20907] close(3) = 0 [pid 20907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20907] write(1, "executing program\n", 18executing program ) = 18 [pid 20907] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20907] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20907] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20907] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20907] exit_group(0) = ? [pid 20907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20617", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20617/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20617/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20617/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20617") = 0 mkdir("./20618", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20908 ./strace-static-x86_64: Process 20908 attached [pid 20908] set_robust_list(0x55555e144660, 24) = 0 [pid 20908] chdir("./20618") = 0 [pid 20908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20908] setpgid(0, 0) = 0 [pid 20908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20908] write(3, "1000", 4) = 4 [pid 20908] close(3) = 0 [pid 20908] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20908] write(1, "executing program\n", 18) = 18 [pid 20908] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20908] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20908] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20908] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20908] exit_group(0) = ? [pid 20908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20618", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20618/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20618/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20618/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20618") = 0 mkdir("./20619", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20909 ./strace-static-x86_64: Process 20909 attached [pid 20909] set_robust_list(0x55555e144660, 24) = 0 [pid 20909] chdir("./20619") = 0 [pid 20909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20909] setpgid(0, 0) = 0 [pid 20909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20909] write(3, "1000", 4) = 4 [pid 20909] close(3) = 0 [pid 20909] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20909] write(1, "executing program\n", 18executing program ) = 18 [pid 20909] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20909] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20909] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20909] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20909] exit_group(0) = ? [pid 20909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20619", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20619/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20619/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20619/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20619") = 0 mkdir("./20620", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20910 ./strace-static-x86_64: Process 20910 attached [pid 20910] set_robust_list(0x55555e144660, 24) = 0 [pid 20910] chdir("./20620") = 0 [pid 20910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20910] setpgid(0, 0) = 0 [pid 20910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20910] write(3, "1000", 4) = 4 [pid 20910] close(3) = 0 [pid 20910] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20910] write(1, "executing program\n", 18executing program ) = 18 [pid 20910] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20910] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20910] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20910] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20910] exit_group(0) = ? [pid 20910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20620", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20620/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20620/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20620/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20620") = 0 mkdir("./20621", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20911 ./strace-static-x86_64: Process 20911 attached [pid 20911] set_robust_list(0x55555e144660, 24) = 0 [pid 20911] chdir("./20621") = 0 [pid 20911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20911] setpgid(0, 0) = 0 [pid 20911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20911] write(3, "1000", 4) = 4 [pid 20911] close(3) = 0 [pid 20911] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20911] write(1, "executing program\n", 18executing program ) = 18 [pid 20911] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20911] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20911] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20911] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20911] exit_group(0) = ? [pid 20911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20621", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20621/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20621/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20621/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20621") = 0 mkdir("./20622", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20912 ./strace-static-x86_64: Process 20912 attached [pid 20912] set_robust_list(0x55555e144660, 24) = 0 [pid 20912] chdir("./20622") = 0 [pid 20912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20912] setpgid(0, 0) = 0 [pid 20912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20912] write(3, "1000", 4) = 4 [pid 20912] close(3) = 0 [pid 20912] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20912] write(1, "executing program\n", 18) = 18 [pid 20912] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20912] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20912] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20912] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20912] exit_group(0) = ? [pid 20912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20622", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20622/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20622/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20622/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20622") = 0 mkdir("./20623", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20913 attached , child_tidptr=0x55555e144650) = 20913 [pid 20913] set_robust_list(0x55555e144660, 24) = 0 [pid 20913] chdir("./20623") = 0 [pid 20913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20913] setpgid(0, 0) = 0 [pid 20913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20913] write(3, "1000", 4) = 4 [pid 20913] close(3) = 0 [pid 20913] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20913] write(1, "executing program\n", 18) = 18 [pid 20913] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20913] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20913] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20913] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20913] exit_group(0) = ? [pid 20913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20623", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20623/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20623/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20623/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20623") = 0 mkdir("./20624", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20914 ./strace-static-x86_64: Process 20914 attached [pid 20914] set_robust_list(0x55555e144660, 24) = 0 [pid 20914] chdir("./20624") = 0 [pid 20914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20914] setpgid(0, 0) = 0 [pid 20914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20914] write(3, "1000", 4) = 4 [pid 20914] close(3) = 0 [pid 20914] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20914] write(1, "executing program\n", 18executing program ) = 18 [pid 20914] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20914] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20914] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20914] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20914] exit_group(0) = ? [pid 20914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20624", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20624/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20624/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20624/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20624") = 0 mkdir("./20625", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20915 ./strace-static-x86_64: Process 20915 attached [pid 20915] set_robust_list(0x55555e144660, 24) = 0 [pid 20915] chdir("./20625") = 0 [pid 20915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20915] setpgid(0, 0) = 0 [pid 20915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20915] write(3, "1000", 4) = 4 [pid 20915] close(3) = 0 [pid 20915] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20915] write(1, "executing program\n", 18) = 18 [pid 20915] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20915] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20915] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20915] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20915] exit_group(0) = ? [pid 20915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20625", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20625/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20625/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20625/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20625") = 0 mkdir("./20626", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20916 ./strace-static-x86_64: Process 20916 attached [pid 20916] set_robust_list(0x55555e144660, 24) = 0 [pid 20916] chdir("./20626") = 0 [pid 20916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20916] setpgid(0, 0) = 0 [pid 20916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20916] write(3, "1000", 4) = 4 [pid 20916] close(3) = 0 [pid 20916] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20916] write(1, "executing program\n", 18executing program ) = 18 [pid 20916] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20916] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20916] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20916] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20916] exit_group(0) = ? [pid 20916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20626", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20626/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20626/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20626/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20626") = 0 mkdir("./20627", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20917 ./strace-static-x86_64: Process 20917 attached [pid 20917] set_robust_list(0x55555e144660, 24) = 0 [pid 20917] chdir("./20627") = 0 [pid 20917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20917] setpgid(0, 0) = 0 [pid 20917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20917] write(3, "1000", 4) = 4 [pid 20917] close(3) = 0 [pid 20917] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20917] write(1, "executing program\n", 18executing program ) = 18 [pid 20917] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20917] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20917] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20917] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20917] exit_group(0) = ? [pid 20917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20627", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20627/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20627/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20627/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20627") = 0 mkdir("./20628", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20918 ./strace-static-x86_64: Process 20918 attached [pid 20918] set_robust_list(0x55555e144660, 24) = 0 [pid 20918] chdir("./20628") = 0 [pid 20918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20918] setpgid(0, 0) = 0 [pid 20918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20918] write(3, "1000", 4) = 4 [pid 20918] close(3) = 0 [pid 20918] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20918] write(1, "executing program\n", 18executing program ) = 18 [pid 20918] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20918] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20918] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20918] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20918] exit_group(0) = ? [pid 20918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20628", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20628/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20628/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20628/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20628") = 0 mkdir("./20629", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20919 attached , child_tidptr=0x55555e144650) = 20919 [pid 20919] set_robust_list(0x55555e144660, 24) = 0 [pid 20919] chdir("./20629") = 0 [pid 20919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20919] setpgid(0, 0) = 0 [pid 20919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20919] write(3, "1000", 4) = 4 [pid 20919] close(3) = 0 [pid 20919] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20919] write(1, "executing program\n", 18executing program ) = 18 [pid 20919] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20919] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20919] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20919] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20919] exit_group(0) = ? [pid 20919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20629", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20629/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20629/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20629/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20629") = 0 mkdir("./20630", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20920 ./strace-static-x86_64: Process 20920 attached [pid 20920] set_robust_list(0x55555e144660, 24) = 0 [pid 20920] chdir("./20630") = 0 [pid 20920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20920] setpgid(0, 0) = 0 [pid 20920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20920] write(3, "1000", 4) = 4 [pid 20920] close(3) = 0 [pid 20920] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20920] write(1, "executing program\n", 18) = 18 [pid 20920] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20920] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20920] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20920] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20920] exit_group(0) = ? [pid 20920] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20630", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20630/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20630/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20630/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20630") = 0 mkdir("./20631", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20921 attached , child_tidptr=0x55555e144650) = 20921 [pid 20921] set_robust_list(0x55555e144660, 24) = 0 [pid 20921] chdir("./20631") = 0 [pid 20921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20921] setpgid(0, 0) = 0 [pid 20921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20921] write(3, "1000", 4) = 4 [pid 20921] close(3) = 0 [pid 20921] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20921] write(1, "executing program\n", 18) = 18 [pid 20921] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20921] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20921] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20921] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20921] exit_group(0) = ? [pid 20921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20631", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20631/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20631/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20631/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20631") = 0 mkdir("./20632", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20922 ./strace-static-x86_64: Process 20922 attached [pid 20922] set_robust_list(0x55555e144660, 24) = 0 [pid 20922] chdir("./20632") = 0 [pid 20922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20922] setpgid(0, 0) = 0 [pid 20922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20922] write(3, "1000", 4) = 4 [pid 20922] close(3) = 0 [pid 20922] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20922] write(1, "executing program\n", 18executing program ) = 18 [pid 20922] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20922] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20922] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20922] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20922] exit_group(0) = ? [pid 20922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20632", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20632/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20632/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20632/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20632") = 0 mkdir("./20633", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20923 ./strace-static-x86_64: Process 20923 attached [pid 20923] set_robust_list(0x55555e144660, 24) = 0 [pid 20923] chdir("./20633") = 0 [pid 20923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20923] setpgid(0, 0) = 0 [pid 20923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20923] write(3, "1000", 4) = 4 [pid 20923] close(3) = 0 [pid 20923] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20923] write(1, "executing program\n", 18executing program ) = 18 [pid 20923] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20923] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20923] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20923] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20923] exit_group(0) = ? [pid 20923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20633", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20633/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20633/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20633/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20633") = 0 mkdir("./20634", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20924 attached , child_tidptr=0x55555e144650) = 20924 [pid 20924] set_robust_list(0x55555e144660, 24) = 0 [pid 20924] chdir("./20634") = 0 [pid 20924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20924] setpgid(0, 0) = 0 [pid 20924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20924] write(3, "1000", 4) = 4 [pid 20924] close(3) = 0 [pid 20924] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20924] write(1, "executing program\n", 18executing program ) = 18 [pid 20924] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20924] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20924] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20924] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20924] exit_group(0) = ? [pid 20924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20634", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20634/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20634/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20634/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20634") = 0 mkdir("./20635", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20925 attached , child_tidptr=0x55555e144650) = 20925 [pid 20925] set_robust_list(0x55555e144660, 24) = 0 [pid 20925] chdir("./20635") = 0 [pid 20925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20925] setpgid(0, 0) = 0 [pid 20925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20925] write(3, "1000", 4) = 4 [pid 20925] close(3) = 0 [pid 20925] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20925] write(1, "executing program\n", 18) = 18 [pid 20925] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20925] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20925] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20925] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20925] exit_group(0) = ? [pid 20925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20635", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20635/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20635/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20635/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20635") = 0 mkdir("./20636", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20926 ./strace-static-x86_64: Process 20926 attached [pid 20926] set_robust_list(0x55555e144660, 24) = 0 [pid 20926] chdir("./20636") = 0 [pid 20926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20926] setpgid(0, 0) = 0 [pid 20926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20926] write(3, "1000", 4) = 4 [pid 20926] close(3) = 0 [pid 20926] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20926] write(1, "executing program\n", 18executing program ) = 18 [pid 20926] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20926] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20926] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20926] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20926] exit_group(0) = ? [pid 20926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20636", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20636/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20636/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20636/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20636") = 0 mkdir("./20637", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20927 ./strace-static-x86_64: Process 20927 attached [pid 20927] set_robust_list(0x55555e144660, 24) = 0 [pid 20927] chdir("./20637") = 0 [pid 20927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20927] setpgid(0, 0) = 0 [pid 20927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20927] write(3, "1000", 4) = 4 [pid 20927] close(3) = 0 [pid 20927] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20927] write(1, "executing program\n", 18) = 18 [pid 20927] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20927] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20927] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20927] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20927] exit_group(0) = ? [pid 20927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20637", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20637/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20637/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20637/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20637") = 0 mkdir("./20638", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20928 attached , child_tidptr=0x55555e144650) = 20928 [pid 20928] set_robust_list(0x55555e144660, 24) = 0 [pid 20928] chdir("./20638") = 0 [pid 20928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20928] setpgid(0, 0) = 0 [pid 20928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20928] write(3, "1000", 4) = 4 [pid 20928] close(3) = 0 [pid 20928] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20928] write(1, "executing program\n", 18executing program ) = 18 [pid 20928] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20928] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20928] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20928] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20928] exit_group(0) = ? [pid 20928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20638", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20638/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20638/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20638/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20638") = 0 mkdir("./20639", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20929 ./strace-static-x86_64: Process 20929 attached [pid 20929] set_robust_list(0x55555e144660, 24) = 0 [pid 20929] chdir("./20639") = 0 [pid 20929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20929] setpgid(0, 0) = 0 [pid 20929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20929] write(3, "1000", 4) = 4 [pid 20929] close(3) = 0 [pid 20929] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20929] write(1, "executing program\n", 18executing program ) = 18 [pid 20929] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20929] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20929] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20929] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20929] exit_group(0) = ? [pid 20929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20639", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20639/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20639/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20639/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20639") = 0 mkdir("./20640", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20930 attached , child_tidptr=0x55555e144650) = 20930 [pid 20930] set_robust_list(0x55555e144660, 24) = 0 [pid 20930] chdir("./20640") = 0 [pid 20930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20930] setpgid(0, 0) = 0 [pid 20930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20930] write(3, "1000", 4) = 4 [pid 20930] close(3) = 0 [pid 20930] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20930] write(1, "executing program\n", 18executing program ) = 18 [pid 20930] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20930] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20930] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20930] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20930] exit_group(0) = ? [pid 20930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20640", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20640/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20640/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20640/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20640") = 0 mkdir("./20641", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20931 attached , child_tidptr=0x55555e144650) = 20931 [pid 20931] set_robust_list(0x55555e144660, 24) = 0 [pid 20931] chdir("./20641") = 0 [pid 20931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20931] setpgid(0, 0) = 0 [pid 20931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20931] write(3, "1000", 4) = 4 [pid 20931] close(3) = 0 [pid 20931] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20931] write(1, "executing program\n", 18) = 18 [pid 20931] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20931] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20931] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20931] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20931] exit_group(0) = ? [pid 20931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20641", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20641/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20641/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20641/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20641") = 0 mkdir("./20642", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20932 ./strace-static-x86_64: Process 20932 attached [pid 20932] set_robust_list(0x55555e144660, 24) = 0 [pid 20932] chdir("./20642") = 0 [pid 20932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20932] setpgid(0, 0) = 0 [pid 20932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20932] write(3, "1000", 4) = 4 [pid 20932] close(3) = 0 [pid 20932] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20932] write(1, "executing program\n", 18) = 18 [pid 20932] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20932] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20932] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20932] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20932] exit_group(0) = ? [pid 20932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20642", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20642/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20642/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20642/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20642") = 0 mkdir("./20643", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20933 ./strace-static-x86_64: Process 20933 attached [pid 20933] set_robust_list(0x55555e144660, 24) = 0 [pid 20933] chdir("./20643") = 0 [pid 20933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20933] setpgid(0, 0) = 0 [pid 20933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20933] write(3, "1000", 4) = 4 [pid 20933] close(3) = 0 [pid 20933] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20933] write(1, "executing program\n", 18) = 18 [pid 20933] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20933] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20933] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20933] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20933] exit_group(0) = ? [pid 20933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20643", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20643/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20643/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20643/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20643") = 0 mkdir("./20644", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20934 ./strace-static-x86_64: Process 20934 attached [pid 20934] set_robust_list(0x55555e144660, 24) = 0 [pid 20934] chdir("./20644") = 0 [pid 20934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20934] setpgid(0, 0) = 0 [pid 20934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20934] write(3, "1000", 4) = 4 [pid 20934] close(3) = 0 [pid 20934] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20934] write(1, "executing program\n", 18executing program ) = 18 [pid 20934] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20934] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20934] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20934] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20934] exit_group(0) = ? [pid 20934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20644", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20644/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20644/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20644/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20644") = 0 mkdir("./20645", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20935 ./strace-static-x86_64: Process 20935 attached [pid 20935] set_robust_list(0x55555e144660, 24) = 0 [pid 20935] chdir("./20645") = 0 [pid 20935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20935] setpgid(0, 0) = 0 [pid 20935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20935] write(3, "1000", 4) = 4 [pid 20935] close(3) = 0 [pid 20935] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20935] write(1, "executing program\n", 18executing program ) = 18 [pid 20935] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20935] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20935] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20935] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20935] exit_group(0) = ? [pid 20935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20645", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20645/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20645/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20645/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20645") = 0 mkdir("./20646", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20936 attached , child_tidptr=0x55555e144650) = 20936 [pid 20936] set_robust_list(0x55555e144660, 24) = 0 [pid 20936] chdir("./20646") = 0 [pid 20936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20936] setpgid(0, 0) = 0 [pid 20936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20936] write(3, "1000", 4) = 4 [pid 20936] close(3) = 0 [pid 20936] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20936] write(1, "executing program\n", 18executing program ) = 18 [pid 20936] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20936] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20936] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20936] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20936] exit_group(0) = ? [pid 20936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20646", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20646/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20646/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20646/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20646") = 0 mkdir("./20647", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20937 attached , child_tidptr=0x55555e144650) = 20937 [pid 20937] set_robust_list(0x55555e144660, 24) = 0 [pid 20937] chdir("./20647") = 0 [pid 20937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20937] setpgid(0, 0) = 0 [pid 20937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20937] write(3, "1000", 4) = 4 [pid 20937] close(3) = 0 [pid 20937] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20937] write(1, "executing program\n", 18) = 18 [pid 20937] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20937] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20937] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20937] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20937] exit_group(0) = ? [pid 20937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20647", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20647/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20647/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20647/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20647") = 0 mkdir("./20648", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20938 attached , child_tidptr=0x55555e144650) = 20938 [pid 20938] set_robust_list(0x55555e144660, 24) = 0 [pid 20938] chdir("./20648") = 0 [pid 20938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20938] setpgid(0, 0) = 0 [pid 20938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20938] write(3, "1000", 4) = 4 [pid 20938] close(3executing program ) = 0 [pid 20938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20938] write(1, "executing program\n", 18) = 18 [pid 20938] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20938] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20938] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20938] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20938] exit_group(0) = ? [pid 20938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20648", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20648/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20648/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20648/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20648") = 0 mkdir("./20649", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20939 ./strace-static-x86_64: Process 20939 attached [pid 20939] set_robust_list(0x55555e144660, 24) = 0 [pid 20939] chdir("./20649") = 0 [pid 20939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20939] setpgid(0, 0) = 0 [pid 20939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20939] write(3, "1000", 4) = 4 [pid 20939] close(3) = 0 executing program [pid 20939] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20939] write(1, "executing program\n", 18) = 18 [pid 20939] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20939] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20939] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20939] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20939] exit_group(0) = ? [pid 20939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20649", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20649/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20649/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20649/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20649") = 0 mkdir("./20650", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20940 ./strace-static-x86_64: Process 20940 attached [pid 20940] set_robust_list(0x55555e144660, 24) = 0 [pid 20940] chdir("./20650") = 0 [pid 20940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20940] setpgid(0, 0) = 0 [pid 20940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20940] write(3, "1000", 4) = 4 [pid 20940] close(3) = 0 [pid 20940] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20940] write(1, "executing program\n", 18) = 18 [pid 20940] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20940] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20940] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20940] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20940] exit_group(0) = ? [pid 20940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20650", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20650/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20650/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20650/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20650") = 0 mkdir("./20651", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20941 ./strace-static-x86_64: Process 20941 attached [pid 20941] set_robust_list(0x55555e144660, 24) = 0 [pid 20941] chdir("./20651") = 0 [pid 20941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20941] setpgid(0, 0) = 0 [pid 20941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20941] write(3, "1000", 4) = 4 [pid 20941] close(3) = 0 [pid 20941] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20941] write(1, "executing program\n", 18executing program ) = 18 [pid 20941] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20941] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20941] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20941] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20941] exit_group(0) = ? [pid 20941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20651", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20651/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20651/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20651/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20651") = 0 mkdir("./20652", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20942 ./strace-static-x86_64: Process 20942 attached [pid 20942] set_robust_list(0x55555e144660, 24) = 0 [pid 20942] chdir("./20652") = 0 [pid 20942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20942] setpgid(0, 0) = 0 [pid 20942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20942] write(3, "1000", 4) = 4 [pid 20942] close(3) = 0 [pid 20942] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20942] write(1, "executing program\n", 18) = 18 [pid 20942] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20942] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20942] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20942] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20942] exit_group(0) = ? [pid 20942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20652", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20652/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20652/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20652/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20652") = 0 mkdir("./20653", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20943 ./strace-static-x86_64: Process 20943 attached [pid 20943] set_robust_list(0x55555e144660, 24) = 0 [pid 20943] chdir("./20653") = 0 [pid 20943] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20943] setpgid(0, 0) = 0 [pid 20943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20943] write(3, "1000", 4) = 4 [pid 20943] close(3) = 0 [pid 20943] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20943] write(1, "executing program\n", 18) = 18 [pid 20943] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20943] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20943] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20943] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20943] exit_group(0) = ? [pid 20943] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20653", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20653/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20653/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20653/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20653") = 0 mkdir("./20654", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20944 ./strace-static-x86_64: Process 20944 attached [pid 20944] set_robust_list(0x55555e144660, 24) = 0 [pid 20944] chdir("./20654") = 0 [pid 20944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20944] setpgid(0, 0) = 0 [pid 20944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20944] write(3, "1000", 4) = 4 [pid 20944] close(3) = 0 [pid 20944] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20944] write(1, "executing program\n", 18) = 18 [pid 20944] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20944] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20944] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20944] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20944] exit_group(0) = ? [pid 20944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20654", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20654/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20654/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20654/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20654") = 0 mkdir("./20655", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20945 ./strace-static-x86_64: Process 20945 attached [pid 20945] set_robust_list(0x55555e144660, 24) = 0 [pid 20945] chdir("./20655") = 0 [pid 20945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20945] setpgid(0, 0) = 0 [pid 20945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20945] write(3, "1000", 4) = 4 [pid 20945] close(3) = 0 [pid 20945] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20945] write(1, "executing program\n", 18executing program ) = 18 [pid 20945] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20945] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20945] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20945] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20945] exit_group(0) = ? [pid 20945] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20655", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20655/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20655/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20655/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20655") = 0 mkdir("./20656", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20946 ./strace-static-x86_64: Process 20946 attached [pid 20946] set_robust_list(0x55555e144660, 24) = 0 [pid 20946] chdir("./20656") = 0 [pid 20946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20946] setpgid(0, 0) = 0 [pid 20946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20946] write(3, "1000", 4) = 4 [pid 20946] close(3) = 0 [pid 20946] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20946] write(1, "executing program\n", 18executing program ) = 18 [pid 20946] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20946] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20946] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20946] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20946] exit_group(0) = ? [pid 20946] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20656", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20656/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20656/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20656/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20656") = 0 mkdir("./20657", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20947 ./strace-static-x86_64: Process 20947 attached [pid 20947] set_robust_list(0x55555e144660, 24) = 0 [pid 20947] chdir("./20657") = 0 [pid 20947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20947] setpgid(0, 0) = 0 [pid 20947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20947] write(3, "1000", 4) = 4 [pid 20947] close(3) = 0 [pid 20947] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20947] write(1, "executing program\n", 18executing program ) = 18 [pid 20947] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20947] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20947] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20947] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20947] exit_group(0) = ? [pid 20947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20657", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20657/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20657/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20657/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20657") = 0 mkdir("./20658", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20948 ./strace-static-x86_64: Process 20948 attached [pid 20948] set_robust_list(0x55555e144660, 24) = 0 [pid 20948] chdir("./20658") = 0 [pid 20948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20948] setpgid(0, 0) = 0 [pid 20948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20948] write(3, "1000", 4) = 4 [pid 20948] close(3) = 0 [pid 20948] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20948] write(1, "executing program\n", 18executing program ) = 18 [pid 20948] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20948] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20948] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20948] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20948] exit_group(0) = ? [pid 20948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20948, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20658", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20658/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20658/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20658/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20658") = 0 mkdir("./20659", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20949 ./strace-static-x86_64: Process 20949 attached [pid 20949] set_robust_list(0x55555e144660, 24) = 0 [pid 20949] chdir("./20659") = 0 [pid 20949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20949] setpgid(0, 0) = 0 [pid 20949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20949] write(3, "1000", 4) = 4 [pid 20949] close(3) = 0 [pid 20949] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20949] write(1, "executing program\n", 18) = 18 [pid 20949] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20949] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20949] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20949] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20949] exit_group(0) = ? [pid 20949] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20659", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20659/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20659/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20659/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20659") = 0 mkdir("./20660", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20950 ./strace-static-x86_64: Process 20950 attached [pid 20950] set_robust_list(0x55555e144660, 24) = 0 [pid 20950] chdir("./20660") = 0 [pid 20950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20950] setpgid(0, 0) = 0 [pid 20950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20950] write(3, "1000", 4) = 4 [pid 20950] close(3) = 0 [pid 20950] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20950] write(1, "executing program\n", 18) = 18 [pid 20950] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20950] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20950] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20950] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20950] exit_group(0) = ? [pid 20950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20660", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20660/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20660/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20660/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20660") = 0 mkdir("./20661", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20951 ./strace-static-x86_64: Process 20951 attached [pid 20951] set_robust_list(0x55555e144660, 24) = 0 [pid 20951] chdir("./20661") = 0 [pid 20951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20951] setpgid(0, 0) = 0 [pid 20951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20951] write(3, "1000", 4) = 4 [pid 20951] close(3) = 0 [pid 20951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20951] write(1, "executing program\n", 18executing program ) = 18 [pid 20951] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20951] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20951] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20951] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20951] exit_group(0) = ? [pid 20951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20661", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20661/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20661/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20661/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20661") = 0 mkdir("./20662", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20952 ./strace-static-x86_64: Process 20952 attached [pid 20952] set_robust_list(0x55555e144660, 24) = 0 [pid 20952] chdir("./20662") = 0 [pid 20952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20952] setpgid(0, 0) = 0 [pid 20952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20952] write(3, "1000", 4) = 4 [pid 20952] close(3) = 0 [pid 20952] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20952] write(1, "executing program\n", 18executing program ) = 18 [pid 20952] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20952] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20952] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20952] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20952] exit_group(0) = ? [pid 20952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20662", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20662/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20662/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20662/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20662") = 0 mkdir("./20663", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20953 attached , child_tidptr=0x55555e144650) = 20953 [pid 20953] set_robust_list(0x55555e144660, 24) = 0 [pid 20953] chdir("./20663") = 0 [pid 20953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20953] setpgid(0, 0) = 0 [pid 20953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20953] write(3, "1000", 4) = 4 [pid 20953] close(3) = 0 [pid 20953] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20953] write(1, "executing program\n", 18executing program ) = 18 [pid 20953] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20953] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20953] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20953] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20953] exit_group(0) = ? [pid 20953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20663", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20663/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20663/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20663/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20663") = 0 mkdir("./20664", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20954 ./strace-static-x86_64: Process 20954 attached [pid 20954] set_robust_list(0x55555e144660, 24) = 0 [pid 20954] chdir("./20664") = 0 [pid 20954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20954] setpgid(0, 0) = 0 [pid 20954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20954] write(3, "1000", 4) = 4 [pid 20954] close(3) = 0 [pid 20954] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20954] write(1, "executing program\n", 18executing program ) = 18 [pid 20954] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20954] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20954] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20954] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20954] exit_group(0) = ? [pid 20954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20664", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20664/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20664/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20664/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20664") = 0 mkdir("./20665", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20955 ./strace-static-x86_64: Process 20955 attached [pid 20955] set_robust_list(0x55555e144660, 24) = 0 [pid 20955] chdir("./20665") = 0 [pid 20955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20955] setpgid(0, 0) = 0 [pid 20955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20955] write(3, "1000", 4) = 4 [pid 20955] close(3) = 0 [pid 20955] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20955] write(1, "executing program\n", 18executing program ) = 18 [pid 20955] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20955] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20955] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20955] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20955] exit_group(0) = ? [pid 20955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20665", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20665/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20665/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20665/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20665") = 0 mkdir("./20666", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20956 ./strace-static-x86_64: Process 20956 attached [pid 20956] set_robust_list(0x55555e144660, 24) = 0 [pid 20956] chdir("./20666") = 0 [pid 20956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20956] setpgid(0, 0) = 0 [pid 20956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20956] write(3, "1000", 4) = 4 [pid 20956] close(3) = 0 [pid 20956] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20956] write(1, "executing program\n", 18executing program ) = 18 [pid 20956] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20956] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20956] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20956] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20956] exit_group(0) = ? [pid 20956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20666", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20666/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20666/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20666/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20666") = 0 mkdir("./20667", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20957 ./strace-static-x86_64: Process 20957 attached [pid 20957] set_robust_list(0x55555e144660, 24) = 0 [pid 20957] chdir("./20667") = 0 [pid 20957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20957] setpgid(0, 0) = 0 [pid 20957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20957] write(3, "1000", 4) = 4 [pid 20957] close(3) = 0 [pid 20957] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20957] write(1, "executing program\n", 18executing program ) = 18 [pid 20957] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20957] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20957] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20957] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20957] exit_group(0) = ? [pid 20957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20667", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20667/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20667/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20667/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20667") = 0 mkdir("./20668", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20958 attached , child_tidptr=0x55555e144650) = 20958 [pid 20958] set_robust_list(0x55555e144660, 24) = 0 [pid 20958] chdir("./20668") = 0 [pid 20958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20958] setpgid(0, 0) = 0 [pid 20958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20958] write(3, "1000", 4) = 4 [pid 20958] close(3) = 0 [pid 20958] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20958] write(1, "executing program\n", 18executing program ) = 18 [pid 20958] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20958] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20958] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20958] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20958] exit_group(0) = ? [pid 20958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20668", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20668/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20668/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20668/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20668") = 0 mkdir("./20669", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20959 attached , child_tidptr=0x55555e144650) = 20959 [pid 20959] set_robust_list(0x55555e144660, 24) = 0 [pid 20959] chdir("./20669") = 0 [pid 20959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20959] setpgid(0, 0) = 0 [pid 20959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20959] write(3, "1000", 4) = 4 [pid 20959] close(3) = 0 [pid 20959] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20959] write(1, "executing program\n", 18executing program ) = 18 [pid 20959] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20959] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20959] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20959] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20959] exit_group(0) = ? [pid 20959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20669", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20669/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20669/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20669/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20669") = 0 mkdir("./20670", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20960 ./strace-static-x86_64: Process 20960 attached [pid 20960] set_robust_list(0x55555e144660, 24) = 0 [pid 20960] chdir("./20670") = 0 [pid 20960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20960] setpgid(0, 0) = 0 [pid 20960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20960] write(3, "1000", 4) = 4 [pid 20960] close(3) = 0 [pid 20960] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20960] write(1, "executing program\n", 18executing program ) = 18 [pid 20960] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20960] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20960] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20960] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20960] exit_group(0) = ? [pid 20960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20670", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20670/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20670/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20670/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20670") = 0 mkdir("./20671", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20961 attached , child_tidptr=0x55555e144650) = 20961 [pid 20961] set_robust_list(0x55555e144660, 24) = 0 [pid 20961] chdir("./20671") = 0 [pid 20961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20961] setpgid(0, 0) = 0 [pid 20961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20961] write(3, "1000", 4) = 4 [pid 20961] close(3) = 0 [pid 20961] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20961] write(1, "executing program\n", 18executing program ) = 18 [pid 20961] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20961] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20961] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20961] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20961] exit_group(0) = ? [pid 20961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20671", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20671/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20671/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20671/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20671") = 0 mkdir("./20672", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20962 attached , child_tidptr=0x55555e144650) = 20962 [pid 20962] set_robust_list(0x55555e144660, 24) = 0 [pid 20962] chdir("./20672") = 0 [pid 20962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20962] setpgid(0, 0) = 0 [pid 20962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20962] write(3, "1000", 4) = 4 [pid 20962] close(3) = 0 [pid 20962] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20962] write(1, "executing program\n", 18) = 18 [pid 20962] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20962] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20962] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20962] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20962] exit_group(0) = ? [pid 20962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20672", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20672/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20672/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20672/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20672") = 0 mkdir("./20673", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20963 attached , child_tidptr=0x55555e144650) = 20963 [pid 20963] set_robust_list(0x55555e144660, 24) = 0 [pid 20963] chdir("./20673") = 0 [pid 20963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20963] setpgid(0, 0) = 0 [pid 20963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20963] write(3, "1000", 4) = 4 [pid 20963] close(3) = 0 [pid 20963] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20963] write(1, "executing program\n", 18executing program ) = 18 [pid 20963] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20963] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20963] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20963] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20963] exit_group(0) = ? [pid 20963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20673", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20673/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20673/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20673/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20673") = 0 mkdir("./20674", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20964 attached , child_tidptr=0x55555e144650) = 20964 [pid 20964] set_robust_list(0x55555e144660, 24) = 0 [pid 20964] chdir("./20674") = 0 [pid 20964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20964] setpgid(0, 0) = 0 [pid 20964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20964] write(3, "1000", 4) = 4 [pid 20964] close(3) = 0 [pid 20964] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20964] write(1, "executing program\n", 18) = 18 [pid 20964] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20964] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20964] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20964] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20964] exit_group(0) = ? [pid 20964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20674", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20674/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20674/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20674/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20674") = 0 mkdir("./20675", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20965 ./strace-static-x86_64: Process 20965 attached [pid 20965] set_robust_list(0x55555e144660, 24) = 0 [pid 20965] chdir("./20675") = 0 [pid 20965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20965] setpgid(0, 0) = 0 [pid 20965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20965] write(3, "1000", 4) = 4 [pid 20965] close(3) = 0 [pid 20965] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20965] write(1, "executing program\n", 18) = 18 [pid 20965] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20965] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20965] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20965] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20965] exit_group(0) = ? [pid 20965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20675", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20675/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20675/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20675/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20675") = 0 mkdir("./20676", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20966 ./strace-static-x86_64: Process 20966 attached [pid 20966] set_robust_list(0x55555e144660, 24) = 0 [pid 20966] chdir("./20676") = 0 [pid 20966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20966] setpgid(0, 0) = 0 [pid 20966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20966] write(3, "1000", 4) = 4 [pid 20966] close(3) = 0 [pid 20966] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20966] write(1, "executing program\n", 18executing program ) = 18 [pid 20966] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20966] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20966] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20966] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20966] exit_group(0) = ? [pid 20966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20676", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20676/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20676/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20676/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20676") = 0 mkdir("./20677", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20967 ./strace-static-x86_64: Process 20967 attached [pid 20967] set_robust_list(0x55555e144660, 24) = 0 [pid 20967] chdir("./20677") = 0 [pid 20967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20967] setpgid(0, 0) = 0 [pid 20967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20967] write(3, "1000", 4) = 4 [pid 20967] close(3) = 0 [pid 20967] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20967] write(1, "executing program\n", 18executing program ) = 18 [pid 20967] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20967] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20967] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20967] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20967] exit_group(0) = ? [pid 20967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20677", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20677/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20677/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20677/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20677") = 0 mkdir("./20678", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20968 ./strace-static-x86_64: Process 20968 attached [pid 20968] set_robust_list(0x55555e144660, 24) = 0 [pid 20968] chdir("./20678") = 0 [pid 20968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20968] setpgid(0, 0) = 0 [pid 20968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20968] write(3, "1000", 4) = 4 [pid 20968] close(3) = 0 [pid 20968] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20968] write(1, "executing program\n", 18) = 18 [pid 20968] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20968] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20968] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20968] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20968] exit_group(0) = ? [pid 20968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20678", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20678/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20678/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20678/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20678") = 0 mkdir("./20679", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20969 attached , child_tidptr=0x55555e144650) = 20969 [pid 20969] set_robust_list(0x55555e144660, 24) = 0 [pid 20969] chdir("./20679") = 0 [pid 20969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20969] setpgid(0, 0) = 0 [pid 20969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20969] write(3, "1000", 4) = 4 [pid 20969] close(3) = 0 [pid 20969] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20969] write(1, "executing program\n", 18) = 18 executing program [pid 20969] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20969] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20969] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20969] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20969] exit_group(0) = ? [pid 20969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20679", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20679/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20679/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20679/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20679") = 0 mkdir("./20680", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20970 ./strace-static-x86_64: Process 20970 attached [pid 20970] set_robust_list(0x55555e144660, 24) = 0 [pid 20970] chdir("./20680") = 0 [pid 20970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20970] setpgid(0, 0) = 0 [pid 20970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20970] write(3, "1000", 4) = 4 [pid 20970] close(3) = 0 [pid 20970] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20970] write(1, "executing program\n", 18executing program ) = 18 [pid 20970] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20970] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20970] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20970] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20970] exit_group(0) = ? [pid 20970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20680", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20680/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20680/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20680/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20680") = 0 mkdir("./20681", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20971 attached [pid 20971] set_robust_list(0x55555e144660, 24) = 0 [pid 20971] chdir("./20681" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 20971 [pid 20971] <... chdir resumed>) = 0 [pid 20971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20971] setpgid(0, 0) = 0 [pid 20971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20971] write(3, "1000", 4) = 4 [pid 20971] close(3) = 0 [pid 20971] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20971] write(1, "executing program\n", 18) = 18 [pid 20971] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20971] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20971] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20971] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20971] exit_group(0) = ? [pid 20971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20681", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20681/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20681/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20681/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20681") = 0 mkdir("./20682", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20972 ./strace-static-x86_64: Process 20972 attached [pid 20972] set_robust_list(0x55555e144660, 24) = 0 [pid 20972] chdir("./20682") = 0 [pid 20972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20972] setpgid(0, 0) = 0 [pid 20972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20972] write(3, "1000", 4) = 4 [pid 20972] close(3) = 0 [pid 20972] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20972] write(1, "executing program\n", 18executing program ) = 18 [pid 20972] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20972] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20972] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20972] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20972] exit_group(0) = ? [pid 20972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20682", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20682/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20682/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20682/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20682") = 0 mkdir("./20683", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20973 ./strace-static-x86_64: Process 20973 attached [pid 20973] set_robust_list(0x55555e144660, 24) = 0 [pid 20973] chdir("./20683") = 0 [pid 20973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20973] setpgid(0, 0) = 0 [pid 20973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20973] write(3, "1000", 4) = 4 [pid 20973] close(3) = 0 [pid 20973] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20973] write(1, "executing program\n", 18executing program ) = 18 [pid 20973] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20973] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20973] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20973] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20973] exit_group(0) = ? [pid 20973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20683", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20683/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20683/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20683/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20683") = 0 mkdir("./20684", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20974 ./strace-static-x86_64: Process 20974 attached [pid 20974] set_robust_list(0x55555e144660, 24) = 0 [pid 20974] chdir("./20684") = 0 [pid 20974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20974] setpgid(0, 0) = 0 [pid 20974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20974] write(3, "1000", 4) = 4 [pid 20974] close(3) = 0 [pid 20974] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20974] write(1, "executing program\n", 18) = 18 [pid 20974] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20974] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20974] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20974] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20974] exit_group(0) = ? [pid 20974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20684", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20684/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20684/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20684/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20684") = 0 mkdir("./20685", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20975 ./strace-static-x86_64: Process 20975 attached [pid 20975] set_robust_list(0x55555e144660, 24) = 0 [pid 20975] chdir("./20685") = 0 [pid 20975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20975] setpgid(0, 0) = 0 [pid 20975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20975] write(3, "1000", 4) = 4 [pid 20975] close(3) = 0 [pid 20975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20975] write(1, "executing program\n", 18executing program ) = 18 [pid 20975] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20975] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20975] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20975] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20975] exit_group(0) = ? [pid 20975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20685", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20685/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20685/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20685/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20685") = 0 mkdir("./20686", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20976 ./strace-static-x86_64: Process 20976 attached [pid 20976] set_robust_list(0x55555e144660, 24) = 0 [pid 20976] chdir("./20686") = 0 [pid 20976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20976] setpgid(0, 0) = 0 [pid 20976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20976] write(3, "1000", 4) = 4 [pid 20976] close(3) = 0 [pid 20976] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20976] write(1, "executing program\n", 18executing program ) = 18 [pid 20976] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20976] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20976] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20976] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20976] exit_group(0) = ? [pid 20976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20686", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20686/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20686/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20686/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20686") = 0 mkdir("./20687", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20977 ./strace-static-x86_64: Process 20977 attached [pid 20977] set_robust_list(0x55555e144660, 24) = 0 [pid 20977] chdir("./20687") = 0 [pid 20977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20977] setpgid(0, 0) = 0 [pid 20977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20977] write(3, "1000", 4) = 4 [pid 20977] close(3) = 0 [pid 20977] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20977] write(1, "executing program\n", 18executing program ) = 18 [pid 20977] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20977] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20977] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20977] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20977] exit_group(0) = ? [pid 20977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20687", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20687/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20687/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20687/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20687") = 0 mkdir("./20688", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20978 ./strace-static-x86_64: Process 20978 attached [pid 20978] set_robust_list(0x55555e144660, 24) = 0 [pid 20978] chdir("./20688") = 0 [pid 20978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20978] setpgid(0, 0) = 0 [pid 20978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20978] write(3, "1000", 4) = 4 [pid 20978] close(3) = 0 [pid 20978] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20978] write(1, "executing program\n", 18executing program ) = 18 [pid 20978] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20978] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20978] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20978] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20978] exit_group(0) = ? [pid 20978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20688", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20688/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20688/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20688/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20688") = 0 mkdir("./20689", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20979 ./strace-static-x86_64: Process 20979 attached [pid 20979] set_robust_list(0x55555e144660, 24) = 0 [pid 20979] chdir("./20689") = 0 [pid 20979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20979] setpgid(0, 0) = 0 [pid 20979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20979] write(3, "1000", 4) = 4 [pid 20979] close(3) = 0 [pid 20979] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20979] write(1, "executing program\n", 18) = 18 [pid 20979] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20979] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20979] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20979] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20979] exit_group(0) = ? [pid 20979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20689", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20689/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20689/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20689/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20689") = 0 mkdir("./20690", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20980 ./strace-static-x86_64: Process 20980 attached [pid 20980] set_robust_list(0x55555e144660, 24) = 0 [pid 20980] chdir("./20690") = 0 [pid 20980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20980] setpgid(0, 0) = 0 [pid 20980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20980] write(3, "1000", 4) = 4 [pid 20980] close(3) = 0 [pid 20980] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20980] write(1, "executing program\n", 18) = 18 [pid 20980] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20980] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20980] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20980] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20980] exit_group(0) = ? [pid 20980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20690", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20690/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20690/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20690/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20690") = 0 mkdir("./20691", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20981 ./strace-static-x86_64: Process 20981 attached [pid 20981] set_robust_list(0x55555e144660, 24) = 0 [pid 20981] chdir("./20691") = 0 [pid 20981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20981] setpgid(0, 0) = 0 [pid 20981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20981] write(3, "1000", 4) = 4 [pid 20981] close(3) = 0 [pid 20981] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20981] write(1, "executing program\n", 18executing program ) = 18 [pid 20981] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20981] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20981] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20981] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20981] exit_group(0) = ? [pid 20981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20981, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20691", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20691/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20691/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20691/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20691") = 0 mkdir("./20692", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20982 ./strace-static-x86_64: Process 20982 attached [pid 20982] set_robust_list(0x55555e144660, 24) = 0 [pid 20982] chdir("./20692") = 0 [pid 20982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20982] setpgid(0, 0) = 0 [pid 20982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20982] write(3, "1000", 4) = 4 [pid 20982] close(3) = 0 [pid 20982] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20982] write(1, "executing program\n", 18executing program ) = 18 [pid 20982] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20982] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20982] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20982] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20982] exit_group(0) = ? [pid 20982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20692", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20692/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20692/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20692/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20692") = 0 mkdir("./20693", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20983 attached , child_tidptr=0x55555e144650) = 20983 [pid 20983] set_robust_list(0x55555e144660, 24) = 0 [pid 20983] chdir("./20693") = 0 [pid 20983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20983] setpgid(0, 0) = 0 [pid 20983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20983] write(3, "1000", 4) = 4 [pid 20983] close(3) = 0 [pid 20983] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20983] write(1, "executing program\n", 18) = 18 [pid 20983] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20983] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20983] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20983] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20983] exit_group(0) = ? [pid 20983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20693", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20693/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20693/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20693/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20693") = 0 mkdir("./20694", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20984 ./strace-static-x86_64: Process 20984 attached [pid 20984] set_robust_list(0x55555e144660, 24) = 0 [pid 20984] chdir("./20694") = 0 [pid 20984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20984] setpgid(0, 0) = 0 [pid 20984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20984] write(3, "1000", 4) = 4 [pid 20984] close(3) = 0 [pid 20984] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20984] write(1, "executing program\n", 18) = 18 [pid 20984] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20984] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20984] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20984] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20984] exit_group(0) = ? [pid 20984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20694", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20694/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20694/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20694/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20694") = 0 mkdir("./20695", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20985 ./strace-static-x86_64: Process 20985 attached [pid 20985] set_robust_list(0x55555e144660, 24) = 0 [pid 20985] chdir("./20695") = 0 [pid 20985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20985] setpgid(0, 0) = 0 [pid 20985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20985] write(3, "1000", 4) = 4 [pid 20985] close(3) = 0 [pid 20985] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20985] write(1, "executing program\n", 18) = 18 [pid 20985] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20985] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20985] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20985] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20985] exit_group(0) = ? [pid 20985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20695", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20695/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20695/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20695/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20695") = 0 mkdir("./20696", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20986 attached , child_tidptr=0x55555e144650) = 20986 [pid 20986] set_robust_list(0x55555e144660, 24) = 0 [pid 20986] chdir("./20696") = 0 [pid 20986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20986] setpgid(0, 0) = 0 [pid 20986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20986] write(3, "1000", 4) = 4 [pid 20986] close(3) = 0 [pid 20986] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20986] write(1, "executing program\n", 18) = 18 [pid 20986] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20986] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20986] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20986] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20986] exit_group(0) = ? [pid 20986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20696", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20696/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20696/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20696/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20696") = 0 mkdir("./20697", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20987 ./strace-static-x86_64: Process 20987 attached [pid 20987] set_robust_list(0x55555e144660, 24) = 0 [pid 20987] chdir("./20697") = 0 [pid 20987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20987] setpgid(0, 0) = 0 [pid 20987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20987] write(3, "1000", 4) = 4 [pid 20987] close(3) = 0 [pid 20987] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20987] write(1, "executing program\n", 18executing program ) = 18 [pid 20987] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20987] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20987] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20987] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20987] exit_group(0) = ? [pid 20987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20697", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20697/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20697/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20697/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20697") = 0 mkdir("./20698", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20988 ./strace-static-x86_64: Process 20988 attached [pid 20988] set_robust_list(0x55555e144660, 24) = 0 [pid 20988] chdir("./20698") = 0 [pid 20988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20988] setpgid(0, 0) = 0 [pid 20988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20988] write(3, "1000", 4) = 4 [pid 20988] close(3) = 0 [pid 20988] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20988] write(1, "executing program\n", 18executing program ) = 18 [pid 20988] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20988] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20988] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20988] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20988] exit_group(0) = ? [pid 20988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20698", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20698/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20698/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20698/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20698") = 0 mkdir("./20699", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20989 ./strace-static-x86_64: Process 20989 attached [pid 20989] set_robust_list(0x55555e144660, 24) = 0 [pid 20989] chdir("./20699") = 0 [pid 20989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20989] setpgid(0, 0) = 0 [pid 20989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20989] write(3, "1000", 4) = 4 [pid 20989] close(3) = 0 [pid 20989] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20989] write(1, "executing program\n", 18executing program ) = 18 [pid 20989] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20989] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20989] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20989] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20989] exit_group(0) = ? [pid 20989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20699", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20699/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20699/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20699/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20699") = 0 mkdir("./20700", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20990 attached , child_tidptr=0x55555e144650) = 20990 [pid 20990] set_robust_list(0x55555e144660, 24) = 0 [pid 20990] chdir("./20700") = 0 [pid 20990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20990] setpgid(0, 0) = 0 [pid 20990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20990] write(3, "1000", 4) = 4 [pid 20990] close(3) = 0 [pid 20990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20990] write(1, "executing program\n", 18executing program ) = 18 [pid 20990] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20990] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20990] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20990] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20990] exit_group(0) = ? [pid 20990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20700", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20700/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20700/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20700/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20700") = 0 mkdir("./20701", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20991 attached , child_tidptr=0x55555e144650) = 20991 [pid 20991] set_robust_list(0x55555e144660, 24) = 0 [pid 20991] chdir("./20701") = 0 [pid 20991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20991] setpgid(0, 0) = 0 [pid 20991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20991] write(3, "1000", 4) = 4 [pid 20991] close(3) = 0 [pid 20991] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20991] write(1, "executing program\n", 18) = 18 [pid 20991] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20991] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20991] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20991] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20991] exit_group(0) = ? [pid 20991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20701", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20701/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20701/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20701/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20701") = 0 mkdir("./20702", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20992 attached , child_tidptr=0x55555e144650) = 20992 [pid 20992] set_robust_list(0x55555e144660, 24) = 0 [pid 20992] chdir("./20702") = 0 [pid 20992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20992] setpgid(0, 0) = 0 [pid 20992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20992] write(3, "1000", 4) = 4 [pid 20992] close(3) = 0 [pid 20992] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20992] write(1, "executing program\n", 18executing program ) = 18 [pid 20992] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20992] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20992] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20992] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20992] exit_group(0) = ? [pid 20992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20702", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20702/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20702/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20702/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20702") = 0 mkdir("./20703", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20993 ./strace-static-x86_64: Process 20993 attached [pid 20993] set_robust_list(0x55555e144660, 24) = 0 [pid 20993] chdir("./20703") = 0 [pid 20993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20993] setpgid(0, 0) = 0 [pid 20993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20993] write(3, "1000", 4) = 4 [pid 20993] close(3) = 0 [pid 20993] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20993] write(1, "executing program\n", 18executing program ) = 18 [pid 20993] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20993] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20993] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20993] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20993] exit_group(0) = ? [pid 20993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20703", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20703/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20703/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20703/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20703") = 0 mkdir("./20704", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20994 ./strace-static-x86_64: Process 20994 attached [pid 20994] set_robust_list(0x55555e144660, 24) = 0 [pid 20994] chdir("./20704") = 0 [pid 20994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20994] setpgid(0, 0) = 0 [pid 20994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20994] write(3, "1000", 4) = 4 [pid 20994] close(3) = 0 [pid 20994] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20994] write(1, "executing program\n", 18executing program ) = 18 [pid 20994] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20994] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20994] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20994] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20994] exit_group(0) = ? [pid 20994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20704", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20704/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20704/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20704/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20704") = 0 mkdir("./20705", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20995 ./strace-static-x86_64: Process 20995 attached [pid 20995] set_robust_list(0x55555e144660, 24) = 0 [pid 20995] chdir("./20705") = 0 [pid 20995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20995] setpgid(0, 0) = 0 [pid 20995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20995] write(3, "1000", 4) = 4 [pid 20995] close(3) = 0 [pid 20995] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20995] write(1, "executing program\n", 18) = 18 [pid 20995] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20995] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20995] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20995] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20995] exit_group(0) = ? [pid 20995] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20995, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20705", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20705/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20705/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20705/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20705") = 0 mkdir("./20706", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20996 attached , child_tidptr=0x55555e144650) = 20996 [pid 20996] set_robust_list(0x55555e144660, 24) = 0 [pid 20996] chdir("./20706") = 0 [pid 20996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20996] setpgid(0, 0) = 0 [pid 20996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20996] write(3, "1000", 4) = 4 [pid 20996] close(3) = 0 [pid 20996] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20996] write(1, "executing program\n", 18executing program ) = 18 [pid 20996] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20996] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20996] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20996] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20996] exit_group(0) = ? [pid 20996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20706", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20706/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20706/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20706/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20706") = 0 mkdir("./20707", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20997 attached , child_tidptr=0x55555e144650) = 20997 [pid 20997] set_robust_list(0x55555e144660, 24) = 0 [pid 20997] chdir("./20707") = 0 [pid 20997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20997] setpgid(0, 0) = 0 [pid 20997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20997] write(3, "1000", 4) = 4 [pid 20997] close(3) = 0 [pid 20997] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 20997] write(1, "executing program\n", 18) = 18 [pid 20997] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20997] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20997] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20997] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20997] exit_group(0) = ? [pid 20997] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20707", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20707/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20707/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20707/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20707") = 0 mkdir("./20708", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 20998 attached , child_tidptr=0x55555e144650) = 20998 [pid 20998] set_robust_list(0x55555e144660, 24) = 0 [pid 20998] chdir("./20708") = 0 [pid 20998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20998] setpgid(0, 0) = 0 [pid 20998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20998] write(3, "1000", 4) = 4 [pid 20998] close(3) = 0 [pid 20998] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 20998] write(1, "executing program\n", 18) = 18 [pid 20998] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20998] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20998] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20998] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20998] exit_group(0) = ? [pid 20998] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20708", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20708/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20708/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20708/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20708") = 0 mkdir("./20709", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 20999 ./strace-static-x86_64: Process 20999 attached [pid 20999] set_robust_list(0x55555e144660, 24) = 0 [pid 20999] chdir("./20709") = 0 [pid 20999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 20999] setpgid(0, 0) = 0 [pid 20999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 20999] write(3, "1000", 4) = 4 [pid 20999] close(3) = 0 [pid 20999] symlink("/dev/binderfs", "./binderfs") = 0 [pid 20999] write(1, "executing program\n", 18executing program ) = 18 [pid 20999] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 20999] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 20999] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 20999] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 20999] exit_group(0) = ? [pid 20999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20709", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20709/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20709/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20709/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20709") = 0 mkdir("./20710", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21000 ./strace-static-x86_64: Process 21000 attached [pid 21000] set_robust_list(0x55555e144660, 24) = 0 [pid 21000] chdir("./20710") = 0 [pid 21000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21000] setpgid(0, 0) = 0 [pid 21000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21000] write(3, "1000", 4) = 4 [pid 21000] close(3) = 0 [pid 21000] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21000] write(1, "executing program\n", 18executing program ) = 18 [pid 21000] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21000] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21000] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21000] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21000] exit_group(0) = ? [pid 21000] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20710", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20710/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20710/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20710/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20710") = 0 mkdir("./20711", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21001 attached , child_tidptr=0x55555e144650) = 21001 [pid 21001] set_robust_list(0x55555e144660, 24) = 0 [pid 21001] chdir("./20711") = 0 [pid 21001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21001] setpgid(0, 0) = 0 [pid 21001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21001] write(3, "1000", 4) = 4 [pid 21001] close(3) = 0 [pid 21001] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21001] write(1, "executing program\n", 18executing program ) = 18 [pid 21001] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21001] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21001] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21001] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21001] exit_group(0) = ? [pid 21001] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20711", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20711/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20711/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20711/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20711") = 0 mkdir("./20712", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21002 ./strace-static-x86_64: Process 21002 attached [pid 21002] set_robust_list(0x55555e144660, 24) = 0 [pid 21002] chdir("./20712") = 0 [pid 21002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21002] setpgid(0, 0) = 0 [pid 21002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21002] write(3, "1000", 4) = 4 [pid 21002] close(3) = 0 [pid 21002] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21002] write(1, "executing program\n", 18executing program ) = 18 [pid 21002] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21002] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21002] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21002] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21002] exit_group(0) = ? [pid 21002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20712", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20712/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20712/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20712/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20712") = 0 mkdir("./20713", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21003 attached , child_tidptr=0x55555e144650) = 21003 [pid 21003] set_robust_list(0x55555e144660, 24) = 0 [pid 21003] chdir("./20713") = 0 [pid 21003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21003] setpgid(0, 0) = 0 [pid 21003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21003] write(3, "1000", 4) = 4 [pid 21003] close(3) = 0 [pid 21003] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21003] write(1, "executing program\n", 18executing program ) = 18 [pid 21003] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21003] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21003] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21003] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21003] exit_group(0) = ? [pid 21003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20713", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20713/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20713/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20713/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20713") = 0 mkdir("./20714", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21004 ./strace-static-x86_64: Process 21004 attached [pid 21004] set_robust_list(0x55555e144660, 24) = 0 [pid 21004] chdir("./20714") = 0 [pid 21004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21004] setpgid(0, 0) = 0 [pid 21004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21004] write(3, "1000", 4) = 4 [pid 21004] close(3) = 0 [pid 21004] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21004] write(1, "executing program\n", 18) = 18 [pid 21004] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21004] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21004] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21004] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21004] exit_group(0) = ? [pid 21004] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20714", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20714/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20714/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20714/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20714") = 0 mkdir("./20715", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21005 attached , child_tidptr=0x55555e144650) = 21005 [pid 21005] set_robust_list(0x55555e144660, 24) = 0 [pid 21005] chdir("./20715") = 0 [pid 21005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21005] setpgid(0, 0) = 0 [pid 21005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21005] write(3, "1000", 4) = 4 [pid 21005] close(3) = 0 [pid 21005] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21005] write(1, "executing program\n", 18) = 18 [pid 21005] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21005] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21005] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21005] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21005] exit_group(0) = ? [pid 21005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20715", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20715/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20715/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20715/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20715") = 0 mkdir("./20716", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21006 ./strace-static-x86_64: Process 21006 attached [pid 21006] set_robust_list(0x55555e144660, 24) = 0 [pid 21006] chdir("./20716") = 0 [pid 21006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21006] setpgid(0, 0) = 0 [pid 21006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21006] write(3, "1000", 4) = 4 [pid 21006] close(3) = 0 [pid 21006] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21006] write(1, "executing program\n", 18executing program ) = 18 [pid 21006] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21006] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21006] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21006] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21006] exit_group(0) = ? [pid 21006] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20716", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20716/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20716/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20716/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20716") = 0 mkdir("./20717", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21007 ./strace-static-x86_64: Process 21007 attached [pid 21007] set_robust_list(0x55555e144660, 24) = 0 [pid 21007] chdir("./20717") = 0 [pid 21007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21007] setpgid(0, 0) = 0 [pid 21007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21007] write(3, "1000", 4) = 4 [pid 21007] close(3) = 0 [pid 21007] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21007] write(1, "executing program\n", 18executing program ) = 18 [pid 21007] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21007] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21007] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21007] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21007] exit_group(0) = ? [pid 21007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20717", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20717/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20717/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20717/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20717") = 0 mkdir("./20718", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21008 ./strace-static-x86_64: Process 21008 attached [pid 21008] set_robust_list(0x55555e144660, 24) = 0 [pid 21008] chdir("./20718") = 0 [pid 21008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21008] setpgid(0, 0) = 0 [pid 21008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21008] write(3, "1000", 4) = 4 [pid 21008] close(3) = 0 [pid 21008] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21008] write(1, "executing program\n", 18executing program ) = 18 [pid 21008] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21008] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21008] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21008] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21008] exit_group(0) = ? [pid 21008] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20718", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20718/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20718/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20718/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20718") = 0 mkdir("./20719", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21009 ./strace-static-x86_64: Process 21009 attached [pid 21009] set_robust_list(0x55555e144660, 24) = 0 [pid 21009] chdir("./20719") = 0 [pid 21009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21009] setpgid(0, 0) = 0 [pid 21009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21009] write(3, "1000", 4) = 4 [pid 21009] close(3) = 0 [pid 21009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21009] write(1, "executing program\n", 18executing program ) = 18 [pid 21009] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21009] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21009] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21009] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21009] exit_group(0) = ? [pid 21009] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20719", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20719/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20719/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20719/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20719") = 0 mkdir("./20720", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21010 ./strace-static-x86_64: Process 21010 attached [pid 21010] set_robust_list(0x55555e144660, 24) = 0 [pid 21010] chdir("./20720") = 0 [pid 21010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21010] setpgid(0, 0) = 0 [pid 21010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21010] write(3, "1000", 4) = 4 [pid 21010] close(3) = 0 [pid 21010] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21010] write(1, "executing program\n", 18executing program ) = 18 [pid 21010] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21010] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21010] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21010] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21010] exit_group(0) = ? [pid 21010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20720", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20720/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20720/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20720/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20720") = 0 mkdir("./20721", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21011 attached , child_tidptr=0x55555e144650) = 21011 [pid 21011] set_robust_list(0x55555e144660, 24) = 0 [pid 21011] chdir("./20721") = 0 [pid 21011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21011] setpgid(0, 0) = 0 [pid 21011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21011] write(3, "1000", 4) = 4 [pid 21011] close(3) = 0 [pid 21011] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21011] write(1, "executing program\n", 18executing program ) = 18 [pid 21011] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21011] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21011] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21011] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21011] exit_group(0) = ? [pid 21011] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21011, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20721", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20721/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20721/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20721/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20721") = 0 mkdir("./20722", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21012 ./strace-static-x86_64: Process 21012 attached [pid 21012] set_robust_list(0x55555e144660, 24) = 0 [pid 21012] chdir("./20722") = 0 [pid 21012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21012] setpgid(0, 0) = 0 [pid 21012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21012] write(3, "1000", 4) = 4 [pid 21012] close(3) = 0 [pid 21012] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21012] write(1, "executing program\n", 18) = 18 [pid 21012] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21012] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21012] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21012] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21012] exit_group(0) = ? [pid 21012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20722", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20722/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20722/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20722/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20722") = 0 mkdir("./20723", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21013 ./strace-static-x86_64: Process 21013 attached [pid 21013] set_robust_list(0x55555e144660, 24) = 0 [pid 21013] chdir("./20723") = 0 [pid 21013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21013] setpgid(0, 0) = 0 [pid 21013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21013] write(3, "1000", 4) = 4 [pid 21013] close(3) = 0 [pid 21013] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21013] write(1, "executing program\n", 18executing program ) = 18 [pid 21013] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21013] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21013] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21013] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21013] exit_group(0) = ? [pid 21013] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20723", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20723/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20723/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20723/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20723") = 0 mkdir("./20724", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21014 attached , child_tidptr=0x55555e144650) = 21014 [pid 21014] set_robust_list(0x55555e144660, 24) = 0 [pid 21014] chdir("./20724") = 0 [pid 21014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21014] setpgid(0, 0) = 0 [pid 21014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21014] write(3, "1000", 4) = 4 [pid 21014] close(3) = 0 [pid 21014] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21014] write(1, "executing program\n", 18executing program ) = 18 [pid 21014] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21014] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21014] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21014] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21014] exit_group(0) = ? [pid 21014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20724", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20724/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20724/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20724/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20724") = 0 mkdir("./20725", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21015 ./strace-static-x86_64: Process 21015 attached [pid 21015] set_robust_list(0x55555e144660, 24) = 0 [pid 21015] chdir("./20725") = 0 [pid 21015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21015] setpgid(0, 0) = 0 [pid 21015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21015] write(3, "1000", 4) = 4 [pid 21015] close(3) = 0 [pid 21015] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21015] write(1, "executing program\n", 18executing program ) = 18 [pid 21015] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21015] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21015] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21015] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21015] exit_group(0) = ? [pid 21015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20725", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20725/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20725/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20725/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20725") = 0 mkdir("./20726", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21016 attached , child_tidptr=0x55555e144650) = 21016 [pid 21016] set_robust_list(0x55555e144660, 24) = 0 [pid 21016] chdir("./20726") = 0 [pid 21016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21016] setpgid(0, 0) = 0 [pid 21016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21016] write(3, "1000", 4) = 4 [pid 21016] close(3) = 0 [pid 21016] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21016] write(1, "executing program\n", 18executing program ) = 18 [pid 21016] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21016] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21016] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21016] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21016] exit_group(0) = ? [pid 21016] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20726", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20726/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20726/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20726/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20726") = 0 mkdir("./20727", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21017 attached , child_tidptr=0x55555e144650) = 21017 [pid 21017] set_robust_list(0x55555e144660, 24) = 0 [pid 21017] chdir("./20727") = 0 [pid 21017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21017] setpgid(0, 0) = 0 [pid 21017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21017] write(3, "1000", 4) = 4 [pid 21017] close(3) = 0 [pid 21017] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21017] write(1, "executing program\n", 18executing program ) = 18 [pid 21017] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21017] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21017] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21017] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21017] exit_group(0) = ? [pid 21017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20727", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20727/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20727/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20727/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20727") = 0 mkdir("./20728", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21018 ./strace-static-x86_64: Process 21018 attached [pid 21018] set_robust_list(0x55555e144660, 24) = 0 [pid 21018] chdir("./20728") = 0 [pid 21018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21018] setpgid(0, 0) = 0 [pid 21018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21018] write(3, "1000", 4) = 4 [pid 21018] close(3) = 0 [pid 21018] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21018] write(1, "executing program\n", 18executing program ) = 18 [pid 21018] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21018] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21018] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21018] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21018] exit_group(0) = ? [pid 21018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20728", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20728/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20728/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20728/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20728") = 0 mkdir("./20729", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21019 attached , child_tidptr=0x55555e144650) = 21019 [pid 21019] set_robust_list(0x55555e144660, 24) = 0 [pid 21019] chdir("./20729") = 0 [pid 21019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21019] setpgid(0, 0) = 0 [pid 21019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21019] write(3, "1000", 4) = 4 [pid 21019] close(3) = 0 [pid 21019] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21019] write(1, "executing program\n", 18executing program ) = 18 [pid 21019] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21019] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21019] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21019] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21019] exit_group(0) = ? [pid 21019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21019, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20729", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20729/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20729/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20729/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20729") = 0 mkdir("./20730", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21020 ./strace-static-x86_64: Process 21020 attached [pid 21020] set_robust_list(0x55555e144660, 24) = 0 [pid 21020] chdir("./20730") = 0 [pid 21020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21020] setpgid(0, 0) = 0 [pid 21020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21020] write(3, "1000", 4) = 4 [pid 21020] close(3) = 0 [pid 21020] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21020] write(1, "executing program\n", 18) = 18 [pid 21020] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21020] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21020] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21020] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21020] exit_group(0) = ? [pid 21020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20730", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20730/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20730/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20730/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20730") = 0 mkdir("./20731", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21021 ./strace-static-x86_64: Process 21021 attached [pid 21021] set_robust_list(0x55555e144660, 24) = 0 [pid 21021] chdir("./20731") = 0 [pid 21021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21021] setpgid(0, 0) = 0 [pid 21021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21021] write(3, "1000", 4) = 4 [pid 21021] close(3) = 0 [pid 21021] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21021] write(1, "executing program\n", 18) = 18 [pid 21021] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21021] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21021] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21021] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21021] exit_group(0) = ? [pid 21021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20731", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20731/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20731/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20731/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20731") = 0 mkdir("./20732", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21022 ./strace-static-x86_64: Process 21022 attached [pid 21022] set_robust_list(0x55555e144660, 24) = 0 [pid 21022] chdir("./20732") = 0 [pid 21022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21022] setpgid(0, 0) = 0 [pid 21022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21022] write(3, "1000", 4) = 4 [pid 21022] close(3) = 0 [pid 21022] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21022] write(1, "executing program\n", 18executing program ) = 18 [pid 21022] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21022] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21022] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21022] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21022] exit_group(0) = ? [pid 21022] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20732", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20732/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20732/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20732/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20732") = 0 mkdir("./20733", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21023 ./strace-static-x86_64: Process 21023 attached [pid 21023] set_robust_list(0x55555e144660, 24) = 0 [pid 21023] chdir("./20733") = 0 [pid 21023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21023] setpgid(0, 0) = 0 [pid 21023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21023] write(3, "1000", 4) = 4 [pid 21023] close(3) = 0 [pid 21023] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21023] write(1, "executing program\n", 18) = 18 [pid 21023] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21023] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21023] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21023] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21023] exit_group(0) = ? [pid 21023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20733", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20733/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20733/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20733/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20733") = 0 mkdir("./20734", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21024 ./strace-static-x86_64: Process 21024 attached [pid 21024] set_robust_list(0x55555e144660, 24) = 0 [pid 21024] chdir("./20734") = 0 [pid 21024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21024] setpgid(0, 0) = 0 [pid 21024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21024] write(3, "1000", 4) = 4 [pid 21024] close(3) = 0 [pid 21024] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21024] write(1, "executing program\n", 18executing program ) = 18 [pid 21024] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21024] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21024] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21024] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21024] exit_group(0) = ? [pid 21024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20734", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20734/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20734/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20734/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20734") = 0 mkdir("./20735", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21025 ./strace-static-x86_64: Process 21025 attached [pid 21025] set_robust_list(0x55555e144660, 24) = 0 [pid 21025] chdir("./20735") = 0 [pid 21025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21025] setpgid(0, 0) = 0 [pid 21025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21025] write(3, "1000", 4) = 4 [pid 21025] close(3) = 0 [pid 21025] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21025] write(1, "executing program\n", 18) = 18 [pid 21025] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21025] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21025] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21025] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21025] exit_group(0) = ? [pid 21025] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20735", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20735/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20735/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20735/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20735") = 0 mkdir("./20736", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21026 ./strace-static-x86_64: Process 21026 attached [pid 21026] set_robust_list(0x55555e144660, 24) = 0 [pid 21026] chdir("./20736") = 0 [pid 21026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21026] setpgid(0, 0) = 0 [pid 21026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21026] write(3, "1000", 4) = 4 [pid 21026] close(3) = 0 [pid 21026] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21026] write(1, "executing program\n", 18executing program ) = 18 [pid 21026] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21026] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21026] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21026] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21026] exit_group(0) = ? [pid 21026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20736", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20736/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20736/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20736/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20736") = 0 mkdir("./20737", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21027 ./strace-static-x86_64: Process 21027 attached [pid 21027] set_robust_list(0x55555e144660, 24) = 0 [pid 21027] chdir("./20737") = 0 [pid 21027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21027] setpgid(0, 0) = 0 [pid 21027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21027] write(3, "1000", 4) = 4 [pid 21027] close(3) = 0 [pid 21027] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21027] write(1, "executing program\n", 18) = 18 [pid 21027] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21027] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21027] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21027] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21027] exit_group(0) = ? [pid 21027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20737", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20737/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20737/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20737/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20737") = 0 mkdir("./20738", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21028 ./strace-static-x86_64: Process 21028 attached [pid 21028] set_robust_list(0x55555e144660, 24) = 0 [pid 21028] chdir("./20738") = 0 [pid 21028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21028] setpgid(0, 0) = 0 [pid 21028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21028] write(3, "1000", 4) = 4 [pid 21028] close(3) = 0 [pid 21028] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21028] write(1, "executing program\n", 18executing program ) = 18 [pid 21028] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21028] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21028] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21028] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21028] exit_group(0) = ? [pid 21028] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20738", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20738/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20738/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20738/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20738") = 0 mkdir("./20739", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21029 ./strace-static-x86_64: Process 21029 attached [pid 21029] set_robust_list(0x55555e144660, 24) = 0 [pid 21029] chdir("./20739") = 0 [pid 21029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21029] setpgid(0, 0) = 0 [pid 21029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21029] write(3, "1000", 4) = 4 [pid 21029] close(3) = 0 [pid 21029] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21029] write(1, "executing program\n", 18executing program ) = 18 [pid 21029] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21029] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21029] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21029] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21029] exit_group(0) = ? [pid 21029] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20739", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20739/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20739/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20739/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20739") = 0 mkdir("./20740", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21030 attached [pid 21030] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21030 [pid 21030] chdir("./20740") = 0 [pid 21030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21030] setpgid(0, 0) = 0 [pid 21030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21030] write(3, "1000", 4) = 4 [pid 21030] close(3) = 0 [pid 21030] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21030] write(1, "executing program\n", 18) = 18 [pid 21030] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21030] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21030] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21030] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21030] exit_group(0) = ? [pid 21030] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20740", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20740/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20740/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20740/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20740") = 0 mkdir("./20741", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21031 attached [pid 21031] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21031 [pid 21031] chdir("./20741") = 0 [pid 21031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21031] setpgid(0, 0) = 0 [pid 21031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21031] write(3, "1000", 4) = 4 [pid 21031] close(3) = 0 executing program [pid 21031] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21031] write(1, "executing program\n", 18) = 18 [pid 21031] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21031] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21031] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21031] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21031] exit_group(0) = ? [pid 21031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20741", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20741/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20741/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20741/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20741") = 0 mkdir("./20742", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21032 ./strace-static-x86_64: Process 21032 attached [pid 21032] set_robust_list(0x55555e144660, 24) = 0 [pid 21032] chdir("./20742") = 0 [pid 21032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21032] setpgid(0, 0) = 0 [pid 21032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21032] write(3, "1000", 4) = 4 [pid 21032] close(3) = 0 [pid 21032] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21032] write(1, "executing program\n", 18executing program ) = 18 [pid 21032] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21032] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21032] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21032] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21032] exit_group(0) = ? [pid 21032] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20742", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20742/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20742/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20742/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20742") = 0 mkdir("./20743", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21033 ./strace-static-x86_64: Process 21033 attached [pid 21033] set_robust_list(0x55555e144660, 24) = 0 [pid 21033] chdir("./20743") = 0 [pid 21033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21033] setpgid(0, 0) = 0 [pid 21033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21033] write(3, "1000", 4) = 4 [pid 21033] close(3) = 0 [pid 21033] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21033] write(1, "executing program\n", 18executing program ) = 18 [pid 21033] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21033] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21033] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21033] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21033] exit_group(0) = ? [pid 21033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20743", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20743/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20743/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20743/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20743") = 0 mkdir("./20744", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21034 ./strace-static-x86_64: Process 21034 attached [pid 21034] set_robust_list(0x55555e144660, 24) = 0 [pid 21034] chdir("./20744") = 0 [pid 21034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21034] setpgid(0, 0) = 0 [pid 21034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21034] write(3, "1000", 4) = 4 [pid 21034] close(3) = 0 [pid 21034] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21034] write(1, "executing program\n", 18executing program ) = 18 [pid 21034] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21034] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21034] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21034] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21034] exit_group(0) = ? [pid 21034] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20744", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20744/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20744/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20744/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20744") = 0 mkdir("./20745", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21035 ./strace-static-x86_64: Process 21035 attached [pid 21035] set_robust_list(0x55555e144660, 24) = 0 [pid 21035] chdir("./20745") = 0 [pid 21035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21035] setpgid(0, 0) = 0 [pid 21035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21035] write(3, "1000", 4) = 4 [pid 21035] close(3) = 0 [pid 21035] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21035] write(1, "executing program\n", 18) = 18 [pid 21035] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21035] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21035] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21035] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21035] exit_group(0) = ? [pid 21035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20745", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20745/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20745/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20745/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20745") = 0 mkdir("./20746", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21036 ./strace-static-x86_64: Process 21036 attached [pid 21036] set_robust_list(0x55555e144660, 24) = 0 [pid 21036] chdir("./20746") = 0 [pid 21036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21036] setpgid(0, 0) = 0 [pid 21036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21036] write(3, "1000", 4) = 4 [pid 21036] close(3) = 0 [pid 21036] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21036] write(1, "executing program\n", 18) = 18 [pid 21036] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21036] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21036] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21036] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21036] exit_group(0) = ? [pid 21036] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20746", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20746/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20746/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20746/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20746") = 0 mkdir("./20747", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21037 attached , child_tidptr=0x55555e144650) = 21037 [pid 21037] set_robust_list(0x55555e144660, 24) = 0 [pid 21037] chdir("./20747") = 0 [pid 21037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21037] setpgid(0, 0) = 0 [pid 21037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21037] write(3, "1000", 4) = 4 [pid 21037] close(3) = 0 [pid 21037] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21037] write(1, "executing program\n", 18) = 18 [pid 21037] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21037] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21037] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21037] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21037] exit_group(0) = ? [pid 21037] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20747", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20747/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20747/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20747/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20747") = 0 mkdir("./20748", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21038 attached , child_tidptr=0x55555e144650) = 21038 [pid 21038] set_robust_list(0x55555e144660, 24) = 0 [pid 21038] chdir("./20748") = 0 [pid 21038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21038] setpgid(0, 0) = 0 [pid 21038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21038] write(3, "1000", 4) = 4 [pid 21038] close(3) = 0 [pid 21038] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21038] write(1, "executing program\n", 18executing program ) = 18 [pid 21038] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21038] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21038] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21038] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21038] exit_group(0) = ? [pid 21038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20748", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20748/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20748/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20748/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20748") = 0 mkdir("./20749", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21039 attached , child_tidptr=0x55555e144650) = 21039 [pid 21039] set_robust_list(0x55555e144660, 24) = 0 [pid 21039] chdir("./20749") = 0 [pid 21039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21039] setpgid(0, 0) = 0 [pid 21039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21039] write(3, "1000", 4) = 4 [pid 21039] close(3) = 0 [pid 21039] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21039] write(1, "executing program\n", 18executing program ) = 18 [pid 21039] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21039] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21039] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21039] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21039] exit_group(0) = ? [pid 21039] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20749", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20749/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20749/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20749/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20749") = 0 mkdir("./20750", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21040 ./strace-static-x86_64: Process 21040 attached [pid 21040] set_robust_list(0x55555e144660, 24) = 0 [pid 21040] chdir("./20750") = 0 [pid 21040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21040] setpgid(0, 0) = 0 [pid 21040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21040] write(3, "1000", 4) = 4 [pid 21040] close(3) = 0 [pid 21040] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21040] write(1, "executing program\n", 18) = 18 [pid 21040] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21040] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21040] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21040] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21040] exit_group(0) = ? [pid 21040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20750", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20750/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20750/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20750/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20750") = 0 mkdir("./20751", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21041 ./strace-static-x86_64: Process 21041 attached [pid 21041] set_robust_list(0x55555e144660, 24) = 0 [pid 21041] chdir("./20751") = 0 [pid 21041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21041] setpgid(0, 0) = 0 [pid 21041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21041] write(3, "1000", 4) = 4 [pid 21041] close(3) = 0 [pid 21041] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21041] write(1, "executing program\n", 18executing program ) = 18 [pid 21041] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21041] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21041] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21041] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21041] exit_group(0) = ? [pid 21041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20751", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20751/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20751/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20751/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20751") = 0 mkdir("./20752", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21042 attached [pid 21042] set_robust_list(0x55555e144660, 24) = 0 [pid 21042] chdir("./20752" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21042 [pid 21042] <... chdir resumed>) = 0 [pid 21042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21042] setpgid(0, 0) = 0 [pid 21042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21042] write(3, "1000", 4) = 4 [pid 21042] close(3) = 0 [pid 21042] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21042] write(1, "executing program\n", 18) = 18 [pid 21042] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21042] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21042] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21042] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21042] exit_group(0) = ? [pid 21042] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20752", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20752/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20752/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20752/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20752") = 0 mkdir("./20753", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21043 ./strace-static-x86_64: Process 21043 attached [pid 21043] set_robust_list(0x55555e144660, 24) = 0 [pid 21043] chdir("./20753") = 0 [pid 21043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21043] setpgid(0, 0) = 0 [pid 21043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21043] write(3, "1000", 4) = 4 [pid 21043] close(3) = 0 [pid 21043] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21043] write(1, "executing program\n", 18executing program ) = 18 [pid 21043] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21043] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21043] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21043] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21043] exit_group(0) = ? [pid 21043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20753", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20753/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20753/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20753/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20753") = 0 mkdir("./20754", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21044 ./strace-static-x86_64: Process 21044 attached [pid 21044] set_robust_list(0x55555e144660, 24) = 0 [pid 21044] chdir("./20754") = 0 [pid 21044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21044] setpgid(0, 0) = 0 [pid 21044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21044] write(3, "1000", 4) = 4 [pid 21044] close(3) = 0 [pid 21044] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21044] write(1, "executing program\n", 18) = 18 [pid 21044] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21044] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21044] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21044] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21044] exit_group(0) = ? [pid 21044] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21044, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20754", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20754/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20754/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20754/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20754") = 0 mkdir("./20755", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21045 attached [pid 21045] set_robust_list(0x55555e144660, 24) = 0 [pid 21045] chdir("./20755" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21045 [pid 21045] <... chdir resumed>) = 0 [pid 21045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21045] setpgid(0, 0) = 0 [pid 21045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21045] write(3, "1000", 4) = 4 [pid 21045] close(3) = 0 [pid 21045] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21045] write(1, "executing program\n", 18) = 18 [pid 21045] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21045] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21045] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21045] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21045] exit_group(0) = ? [pid 21045] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20755", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20755/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20755/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20755/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20755") = 0 mkdir("./20756", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21046 attached , child_tidptr=0x55555e144650) = 21046 [pid 21046] set_robust_list(0x55555e144660, 24) = 0 [pid 21046] chdir("./20756") = 0 [pid 21046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21046] setpgid(0, 0) = 0 [pid 21046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21046] write(3, "1000", 4) = 4 [pid 21046] close(3) = 0 [pid 21046] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21046] write(1, "executing program\n", 18executing program ) = 18 [pid 21046] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21046] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21046] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21046] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21046] exit_group(0) = ? [pid 21046] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20756", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20756/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20756/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20756/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20756") = 0 mkdir("./20757", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21047 attached [pid 21047] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21047 [pid 21047] <... set_robust_list resumed>) = 0 [pid 21047] chdir("./20757") = 0 [pid 21047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21047] setpgid(0, 0) = 0 [pid 21047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21047] write(3, "1000", 4) = 4 [pid 21047] close(3) = 0 [pid 21047] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21047] write(1, "executing program\n", 18executing program ) = 18 [pid 21047] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21047] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21047] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21047] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21047] exit_group(0) = ? [pid 21047] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20757", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20757/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20757/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20757/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20757") = 0 mkdir("./20758", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21048 ./strace-static-x86_64: Process 21048 attached [pid 21048] set_robust_list(0x55555e144660, 24) = 0 [pid 21048] chdir("./20758") = 0 [pid 21048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21048] setpgid(0, 0) = 0 [pid 21048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21048] write(3, "1000", 4) = 4 [pid 21048] close(3) = 0 [pid 21048] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21048] write(1, "executing program\n", 18executing program ) = 18 [pid 21048] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21048] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21048] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21048] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21048] exit_group(0) = ? [pid 21048] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20758", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20758/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20758/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20758/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20758") = 0 mkdir("./20759", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21049 attached [pid 21049] set_robust_list(0x55555e144660, 24) = 0 [pid 21049] chdir("./20759" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21049 [pid 21049] <... chdir resumed>) = 0 [pid 21049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21049] setpgid(0, 0) = 0 [pid 21049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21049] write(3, "1000", 4) = 4 [pid 21049] close(3) = 0 [pid 21049] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21049] write(1, "executing program\n", 18executing program ) = 18 [pid 21049] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21049] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21049] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21049] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21049] exit_group(0) = ? [pid 21049] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20759", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20759/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20759/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20759/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20759") = 0 mkdir("./20760", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21050 ./strace-static-x86_64: Process 21050 attached [pid 21050] set_robust_list(0x55555e144660, 24) = 0 [pid 21050] chdir("./20760") = 0 [pid 21050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21050] setpgid(0, 0) = 0 [pid 21050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21050] write(3, "1000", 4) = 4 [pid 21050] close(3) = 0 [pid 21050] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21050] write(1, "executing program\n", 18executing program ) = 18 [pid 21050] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21050] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21050] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21050] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21050] exit_group(0) = ? [pid 21050] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20760", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20760/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20760/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20760/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20760") = 0 mkdir("./20761", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21051 ./strace-static-x86_64: Process 21051 attached [pid 21051] set_robust_list(0x55555e144660, 24) = 0 [pid 21051] chdir("./20761") = 0 [pid 21051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21051] setpgid(0, 0) = 0 [pid 21051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21051] write(3, "1000", 4) = 4 [pid 21051] close(3) = 0 [pid 21051] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21051] write(1, "executing program\n", 18) = 18 [pid 21051] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21051] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21051] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21051] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21051] exit_group(0) = ? [pid 21051] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20761", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20761/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20761/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20761/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20761") = 0 mkdir("./20762", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21052 ./strace-static-x86_64: Process 21052 attached [pid 21052] set_robust_list(0x55555e144660, 24) = 0 [pid 21052] chdir("./20762") = 0 [pid 21052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21052] setpgid(0, 0) = 0 [pid 21052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21052] write(3, "1000", 4) = 4 [pid 21052] close(3) = 0 [pid 21052] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21052] write(1, "executing program\n", 18executing program ) = 18 [pid 21052] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21052] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21052] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21052] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21052] exit_group(0) = ? [pid 21052] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20762", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20762/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20762/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20762/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20762") = 0 mkdir("./20763", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21053 ./strace-static-x86_64: Process 21053 attached [pid 21053] set_robust_list(0x55555e144660, 24) = 0 [pid 21053] chdir("./20763") = 0 [pid 21053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21053] setpgid(0, 0) = 0 [pid 21053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21053] write(3, "1000", 4) = 4 [pid 21053] close(3) = 0 [pid 21053] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21053] write(1, "executing program\n", 18) = 18 [pid 21053] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21053] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21053] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21053] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21053] exit_group(0) = ? [pid 21053] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20763", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20763/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20763/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20763/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20763") = 0 mkdir("./20764", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21054 ./strace-static-x86_64: Process 21054 attached [pid 21054] set_robust_list(0x55555e144660, 24) = 0 [pid 21054] chdir("./20764") = 0 [pid 21054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21054] setpgid(0, 0) = 0 [pid 21054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21054] write(3, "1000", 4) = 4 [pid 21054] close(3) = 0 [pid 21054] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21054] write(1, "executing program\n", 18) = 18 [pid 21054] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21054] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21054] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21054] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21054] exit_group(0) = ? [pid 21054] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20764", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20764/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20764/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20764/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20764") = 0 mkdir("./20765", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21055 ./strace-static-x86_64: Process 21055 attached [pid 21055] set_robust_list(0x55555e144660, 24) = 0 [pid 21055] chdir("./20765") = 0 [pid 21055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21055] setpgid(0, 0) = 0 [pid 21055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21055] write(3, "1000", 4) = 4 [pid 21055] close(3) = 0 [pid 21055] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21055] write(1, "executing program\n", 18) = 18 [pid 21055] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21055] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21055] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21055] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21055] exit_group(0) = ? [pid 21055] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20765", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20765/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20765/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20765/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20765") = 0 mkdir("./20766", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21056 ./strace-static-x86_64: Process 21056 attached [pid 21056] set_robust_list(0x55555e144660, 24) = 0 [pid 21056] chdir("./20766") = 0 [pid 21056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21056] setpgid(0, 0) = 0 [pid 21056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21056] write(3, "1000", 4) = 4 [pid 21056] close(3) = 0 [pid 21056] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21056] write(1, "executing program\n", 18) = 18 [pid 21056] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21056] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21056] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21056] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21056] exit_group(0) = ? [pid 21056] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20766", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20766/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20766/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20766/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20766") = 0 mkdir("./20767", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21057 ./strace-static-x86_64: Process 21057 attached [pid 21057] set_robust_list(0x55555e144660, 24) = 0 [pid 21057] chdir("./20767") = 0 [pid 21057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21057] setpgid(0, 0) = 0 [pid 21057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21057] write(3, "1000", 4) = 4 [pid 21057] close(3) = 0 [pid 21057] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21057] write(1, "executing program\n", 18executing program ) = 18 [pid 21057] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21057] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21057] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21057] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21057] exit_group(0) = ? [pid 21057] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20767", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20767/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20767/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20767/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20767") = 0 mkdir("./20768", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21058 ./strace-static-x86_64: Process 21058 attached [pid 21058] set_robust_list(0x55555e144660, 24) = 0 [pid 21058] chdir("./20768") = 0 [pid 21058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21058] setpgid(0, 0) = 0 [pid 21058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21058] write(3, "1000", 4) = 4 [pid 21058] close(3) = 0 [pid 21058] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21058] write(1, "executing program\n", 18executing program ) = 18 [pid 21058] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21058] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21058] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21058] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21058] exit_group(0) = ? [pid 21058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20768", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20768/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20768/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20768/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20768") = 0 mkdir("./20769", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21059 ./strace-static-x86_64: Process 21059 attached [pid 21059] set_robust_list(0x55555e144660, 24) = 0 [pid 21059] chdir("./20769") = 0 [pid 21059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21059] setpgid(0, 0) = 0 [pid 21059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21059] write(3, "1000", 4) = 4 [pid 21059] close(3) = 0 [pid 21059] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21059] write(1, "executing program\n", 18executing program ) = 18 [pid 21059] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21059] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21059] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21059] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21059] exit_group(0) = ? [pid 21059] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20769", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20769/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20769/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20769/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20769") = 0 mkdir("./20770", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21060 ./strace-static-x86_64: Process 21060 attached [pid 21060] set_robust_list(0x55555e144660, 24) = 0 [pid 21060] chdir("./20770") = 0 [pid 21060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21060] setpgid(0, 0) = 0 [pid 21060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21060] write(3, "1000", 4) = 4 [pid 21060] close(3) = 0 [pid 21060] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21060] write(1, "executing program\n", 18executing program ) = 18 [pid 21060] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21060] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21060] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21060] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21060] exit_group(0) = ? [pid 21060] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20770", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20770/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20770/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20770/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20770") = 0 mkdir("./20771", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21061 ./strace-static-x86_64: Process 21061 attached [pid 21061] set_robust_list(0x55555e144660, 24) = 0 [pid 21061] chdir("./20771") = 0 [pid 21061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21061] setpgid(0, 0) = 0 [pid 21061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21061] write(3, "1000", 4) = 4 [pid 21061] close(3) = 0 [pid 21061] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21061] write(1, "executing program\n", 18) = 18 [pid 21061] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21061] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21061] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21061] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21061] exit_group(0) = ? [pid 21061] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20771", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20771/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20771/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20771/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20771") = 0 mkdir("./20772", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21062 ./strace-static-x86_64: Process 21062 attached [pid 21062] set_robust_list(0x55555e144660, 24) = 0 [pid 21062] chdir("./20772") = 0 [pid 21062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21062] setpgid(0, 0) = 0 [pid 21062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21062] write(3, "1000", 4) = 4 [pid 21062] close(3) = 0 [pid 21062] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21062] write(1, "executing program\n", 18) = 18 [pid 21062] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21062] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21062] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21062] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21062] exit_group(0) = ? [pid 21062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20772", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20772/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20772/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20772/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20772") = 0 mkdir("./20773", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21063 attached , child_tidptr=0x55555e144650) = 21063 [pid 21063] set_robust_list(0x55555e144660, 24) = 0 [pid 21063] chdir("./20773") = 0 [pid 21063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21063] setpgid(0, 0) = 0 [pid 21063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21063] write(3, "1000", 4) = 4 [pid 21063] close(3) = 0 [pid 21063] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21063] write(1, "executing program\n", 18) = 18 [pid 21063] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21063] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21063] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21063] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21063] exit_group(0) = ? [pid 21063] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20773", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20773/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20773/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20773/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20773") = 0 mkdir("./20774", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21064 ./strace-static-x86_64: Process 21064 attached [pid 21064] set_robust_list(0x55555e144660, 24) = 0 [pid 21064] chdir("./20774") = 0 [pid 21064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21064] setpgid(0, 0) = 0 [pid 21064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21064] write(3, "1000", 4) = 4 [pid 21064] close(3) = 0 [pid 21064] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21064] write(1, "executing program\n", 18executing program ) = 18 [pid 21064] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21064] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21064] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21064] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21064] exit_group(0) = ? [pid 21064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20774", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20774/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20774/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20774/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20774") = 0 mkdir("./20775", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21065 ./strace-static-x86_64: Process 21065 attached [pid 21065] set_robust_list(0x55555e144660, 24) = 0 [pid 21065] chdir("./20775") = 0 [pid 21065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21065] setpgid(0, 0) = 0 [pid 21065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21065] write(3, "1000", 4) = 4 [pid 21065] close(3) = 0 [pid 21065] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21065] write(1, "executing program\n", 18) = 18 [pid 21065] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21065] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21065] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21065] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21065] exit_group(0) = ? [pid 21065] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20775", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20775/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20775/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20775/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20775") = 0 mkdir("./20776", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21066 attached [pid 21066] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21066 [pid 21066] chdir("./20776") = 0 [pid 21066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21066] setpgid(0, 0) = 0 [pid 21066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21066] write(3, "1000", 4) = 4 [pid 21066] close(3) = 0 [pid 21066] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21066] write(1, "executing program\n", 18) = 18 [pid 21066] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21066] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21066] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21066] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21066] exit_group(0) = ? [pid 21066] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20776", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20776/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20776/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20776/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20776") = 0 mkdir("./20777", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21067 ./strace-static-x86_64: Process 21067 attached [pid 21067] set_robust_list(0x55555e144660, 24) = 0 [pid 21067] chdir("./20777") = 0 [pid 21067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21067] setpgid(0, 0) = 0 [pid 21067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21067] write(3, "1000", 4) = 4 [pid 21067] close(3) = 0 [pid 21067] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21067] write(1, "executing program\n", 18) = 18 [pid 21067] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21067] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21067] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21067] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21067] exit_group(0) = ? [pid 21067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20777", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20777/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20777/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20777/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20777") = 0 mkdir("./20778", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21068 ./strace-static-x86_64: Process 21068 attached [pid 21068] set_robust_list(0x55555e144660, 24) = 0 [pid 21068] chdir("./20778") = 0 [pid 21068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21068] setpgid(0, 0) = 0 [pid 21068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21068] write(3, "1000", 4) = 4 [pid 21068] close(3) = 0 [pid 21068] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21068] write(1, "executing program\n", 18) = 18 [pid 21068] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21068] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21068] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21068] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21068] exit_group(0) = ? [pid 21068] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20778", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20778/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20778/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20778/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20778") = 0 mkdir("./20779", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21069 ./strace-static-x86_64: Process 21069 attached [pid 21069] set_robust_list(0x55555e144660, 24) = 0 [pid 21069] chdir("./20779") = 0 [pid 21069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21069] setpgid(0, 0) = 0 [pid 21069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21069] write(3, "1000", 4) = 4 [pid 21069] close(3) = 0 [pid 21069] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21069] write(1, "executing program\n", 18executing program ) = 18 [pid 21069] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21069] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21069] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21069] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21069] exit_group(0) = ? [pid 21069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20779", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20779", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20779/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20779/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20779/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20779") = 0 mkdir("./20780", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21070 ./strace-static-x86_64: Process 21070 attached [pid 21070] set_robust_list(0x55555e144660, 24) = 0 [pid 21070] chdir("./20780") = 0 [pid 21070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21070] setpgid(0, 0) = 0 [pid 21070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21070] write(3, "1000", 4) = 4 [pid 21070] close(3) = 0 [pid 21070] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21070] write(1, "executing program\n", 18) = 18 [pid 21070] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21070] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21070] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21070] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21070] exit_group(0) = ? [pid 21070] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20780", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20780", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20780/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20780/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20780/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20780") = 0 mkdir("./20781", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21071 ./strace-static-x86_64: Process 21071 attached [pid 21071] set_robust_list(0x55555e144660, 24) = 0 [pid 21071] chdir("./20781") = 0 [pid 21071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21071] setpgid(0, 0) = 0 [pid 21071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21071] write(3, "1000", 4) = 4 [pid 21071] close(3) = 0 [pid 21071] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21071] write(1, "executing program\n", 18executing program ) = 18 [pid 21071] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21071] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21071] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21071] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21071] exit_group(0) = ? [pid 21071] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20781", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20781", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20781/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20781/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20781/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20781") = 0 mkdir("./20782", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21072 ./strace-static-x86_64: Process 21072 attached [pid 21072] set_robust_list(0x55555e144660, 24) = 0 [pid 21072] chdir("./20782") = 0 [pid 21072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21072] setpgid(0, 0) = 0 [pid 21072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21072] write(3, "1000", 4) = 4 [pid 21072] close(3) = 0 [pid 21072] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21072] write(1, "executing program\n", 18) = 18 [pid 21072] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21072] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21072] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21072] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21072] exit_group(0) = ? [pid 21072] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20782", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20782", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20782/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20782/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20782/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20782") = 0 mkdir("./20783", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21073 ./strace-static-x86_64: Process 21073 attached [pid 21073] set_robust_list(0x55555e144660, 24) = 0 [pid 21073] chdir("./20783") = 0 [pid 21073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21073] setpgid(0, 0) = 0 [pid 21073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21073] write(3, "1000", 4) = 4 [pid 21073] close(3) = 0 [pid 21073] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21073] write(1, "executing program\n", 18) = 18 [pid 21073] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21073] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21073] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21073] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21073] exit_group(0) = ? [pid 21073] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20783", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20783", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20783/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20783/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20783/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20783") = 0 mkdir("./20784", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21074 attached , child_tidptr=0x55555e144650) = 21074 [pid 21074] set_robust_list(0x55555e144660, 24) = 0 [pid 21074] chdir("./20784") = 0 [pid 21074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21074] setpgid(0, 0) = 0 [pid 21074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21074] write(3, "1000", 4) = 4 [pid 21074] close(3) = 0 [pid 21074] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21074] write(1, "executing program\n", 18executing program ) = 18 [pid 21074] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21074] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21074] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21074] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21074] exit_group(0) = ? [pid 21074] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20784", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20784", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20784/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20784/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20784/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20784") = 0 mkdir("./20785", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21075 ./strace-static-x86_64: Process 21075 attached [pid 21075] set_robust_list(0x55555e144660, 24) = 0 [pid 21075] chdir("./20785") = 0 [pid 21075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21075] setpgid(0, 0) = 0 [pid 21075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21075] write(3, "1000", 4) = 4 [pid 21075] close(3) = 0 [pid 21075] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21075] write(1, "executing program\n", 18executing program ) = 18 [pid 21075] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21075] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21075] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21075] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21075] exit_group(0) = ? [pid 21075] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21075, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20785", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20785", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20785/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20785/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20785/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20785") = 0 mkdir("./20786", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21076 ./strace-static-x86_64: Process 21076 attached [pid 21076] set_robust_list(0x55555e144660, 24) = 0 [pid 21076] chdir("./20786") = 0 [pid 21076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21076] setpgid(0, 0) = 0 [pid 21076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21076] write(3, "1000", 4) = 4 [pid 21076] close(3) = 0 [pid 21076] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21076] write(1, "executing program\n", 18executing program ) = 18 [pid 21076] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21076] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21076] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21076] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21076] exit_group(0) = ? [pid 21076] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20786", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20786", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20786/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20786/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20786/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20786") = 0 mkdir("./20787", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21077 ./strace-static-x86_64: Process 21077 attached [pid 21077] set_robust_list(0x55555e144660, 24) = 0 [pid 21077] chdir("./20787") = 0 [pid 21077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21077] setpgid(0, 0) = 0 [pid 21077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21077] write(3, "1000", 4) = 4 [pid 21077] close(3) = 0 [pid 21077] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21077] write(1, "executing program\n", 18executing program ) = 18 [pid 21077] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21077] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21077] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21077] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21077] exit_group(0) = ? [pid 21077] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20787", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20787/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20787/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20787/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20787") = 0 mkdir("./20788", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21078 ./strace-static-x86_64: Process 21078 attached [pid 21078] set_robust_list(0x55555e144660, 24) = 0 [pid 21078] chdir("./20788") = 0 [pid 21078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21078] setpgid(0, 0) = 0 [pid 21078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21078] write(3, "1000", 4) = 4 [pid 21078] close(3) = 0 [pid 21078] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21078] write(1, "executing program\n", 18executing program ) = 18 [pid 21078] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21078] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21078] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21078] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21078] exit_group(0) = ? [pid 21078] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20788", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20788/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20788/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20788/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20788") = 0 mkdir("./20789", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21079 ./strace-static-x86_64: Process 21079 attached [pid 21079] set_robust_list(0x55555e144660, 24) = 0 [pid 21079] chdir("./20789") = 0 [pid 21079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21079] setpgid(0, 0) = 0 [pid 21079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21079] write(3, "1000", 4) = 4 [pid 21079] close(3) = 0 [pid 21079] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21079] write(1, "executing program\n", 18executing program ) = 18 [pid 21079] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21079] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21079] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21079] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21079] exit_group(0) = ? [pid 21079] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20789", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20789/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20789/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20789/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20789") = 0 mkdir("./20790", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21080 ./strace-static-x86_64: Process 21080 attached [pid 21080] set_robust_list(0x55555e144660, 24) = 0 [pid 21080] chdir("./20790") = 0 [pid 21080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21080] setpgid(0, 0) = 0 [pid 21080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21080] write(3, "1000", 4) = 4 [pid 21080] close(3) = 0 [pid 21080] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21080] write(1, "executing program\n", 18executing program ) = 18 [pid 21080] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21080] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21080] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21080] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21080] exit_group(0) = ? [pid 21080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20790", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20790/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20790/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20790/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20790") = 0 mkdir("./20791", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21081 ./strace-static-x86_64: Process 21081 attached [pid 21081] set_robust_list(0x55555e144660, 24) = 0 [pid 21081] chdir("./20791") = 0 [pid 21081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21081] setpgid(0, 0) = 0 [pid 21081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21081] write(3, "1000", 4) = 4 [pid 21081] close(3) = 0 [pid 21081] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21081] write(1, "executing program\n", 18executing program ) = 18 [pid 21081] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21081] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21081] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21081] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21081] exit_group(0) = ? [pid 21081] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20791", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20791/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20791/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20791/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20791") = 0 mkdir("./20792", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21082 attached , child_tidptr=0x55555e144650) = 21082 [pid 21082] set_robust_list(0x55555e144660, 24) = 0 [pid 21082] chdir("./20792") = 0 [pid 21082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21082] setpgid(0, 0) = 0 [pid 21082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21082] write(3, "1000", 4) = 4 [pid 21082] close(3) = 0 [pid 21082] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21082] write(1, "executing program\n", 18executing program ) = 18 [pid 21082] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21082] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21082] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21082] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21082] exit_group(0) = ? [pid 21082] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20792", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20792/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20792/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20792/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20792") = 0 mkdir("./20793", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21083 attached , child_tidptr=0x55555e144650) = 21083 [pid 21083] set_robust_list(0x55555e144660, 24) = 0 [pid 21083] chdir("./20793") = 0 [pid 21083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21083] setpgid(0, 0) = 0 [pid 21083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21083] write(3, "1000", 4) = 4 [pid 21083] close(3) = 0 [pid 21083] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21083] write(1, "executing program\n", 18executing program ) = 18 [pid 21083] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21083] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21083] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21083] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21083] exit_group(0) = ? [pid 21083] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20793", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20793/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20793/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20793/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20793") = 0 mkdir("./20794", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21084 ./strace-static-x86_64: Process 21084 attached [pid 21084] set_robust_list(0x55555e144660, 24) = 0 [pid 21084] chdir("./20794") = 0 [pid 21084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21084] setpgid(0, 0) = 0 [pid 21084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21084] write(3, "1000", 4) = 4 [pid 21084] close(3) = 0 [pid 21084] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21084] write(1, "executing program\n", 18executing program ) = 18 [pid 21084] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21084] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21084] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21084] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21084] exit_group(0) = ? [pid 21084] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20794", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20794/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20794/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20794/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20794") = 0 mkdir("./20795", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21085 attached , child_tidptr=0x55555e144650) = 21085 [pid 21085] set_robust_list(0x55555e144660, 24) = 0 [pid 21085] chdir("./20795") = 0 [pid 21085] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21085] setpgid(0, 0) = 0 [pid 21085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21085] write(3, "1000", 4) = 4 [pid 21085] close(3) = 0 [pid 21085] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21085] write(1, "executing program\n", 18) = 18 [pid 21085] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21085] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21085] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21085] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21085] exit_group(0) = ? [pid 21085] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21085, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20795", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20795/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20795/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20795/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20795") = 0 mkdir("./20796", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21086 ./strace-static-x86_64: Process 21086 attached [pid 21086] set_robust_list(0x55555e144660, 24) = 0 [pid 21086] chdir("./20796") = 0 [pid 21086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21086] setpgid(0, 0) = 0 [pid 21086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21086] write(3, "1000", 4) = 4 [pid 21086] close(3) = 0 [pid 21086] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21086] write(1, "executing program\n", 18executing program ) = 18 [pid 21086] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21086] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21086] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21086] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21086] exit_group(0) = ? [pid 21086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20796", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20796/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20796/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20796/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20796") = 0 mkdir("./20797", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21087 ./strace-static-x86_64: Process 21087 attached [pid 21087] set_robust_list(0x55555e144660, 24) = 0 [pid 21087] chdir("./20797") = 0 [pid 21087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21087] setpgid(0, 0) = 0 [pid 21087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21087] write(3, "1000", 4) = 4 [pid 21087] close(3) = 0 [pid 21087] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21087] write(1, "executing program\n", 18executing program ) = 18 [pid 21087] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21087] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21087] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21087] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21087] exit_group(0) = ? [pid 21087] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20797", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20797/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20797/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20797/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20797") = 0 mkdir("./20798", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21088 attached , child_tidptr=0x55555e144650) = 21088 [pid 21088] set_robust_list(0x55555e144660, 24) = 0 [pid 21088] chdir("./20798") = 0 [pid 21088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21088] setpgid(0, 0) = 0 [pid 21088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21088] write(3, "1000", 4) = 4 [pid 21088] close(3) = 0 [pid 21088] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21088] write(1, "executing program\n", 18executing program ) = 18 [pid 21088] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21088] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21088] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21088] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21088] exit_group(0) = ? [pid 21088] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20798", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20798/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20798/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20798/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20798") = 0 mkdir("./20799", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21089 ./strace-static-x86_64: Process 21089 attached [pid 21089] set_robust_list(0x55555e144660, 24) = 0 [pid 21089] chdir("./20799") = 0 [pid 21089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21089] setpgid(0, 0) = 0 [pid 21089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21089] write(3, "1000", 4) = 4 [pid 21089] close(3) = 0 [pid 21089] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21089] write(1, "executing program\n", 18executing program ) = 18 [pid 21089] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21089] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21089] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21089] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21089] exit_group(0) = ? [pid 21089] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20799", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20799/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20799/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20799/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20799") = 0 mkdir("./20800", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21090 attached , child_tidptr=0x55555e144650) = 21090 [pid 21090] set_robust_list(0x55555e144660, 24) = 0 [pid 21090] chdir("./20800") = 0 [pid 21090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21090] setpgid(0, 0) = 0 [pid 21090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21090] write(3, "1000", 4) = 4 [pid 21090] close(3) = 0 [pid 21090] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21090] write(1, "executing program\n", 18executing program ) = 18 [pid 21090] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21090] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21090] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21090] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21090] exit_group(0) = ? [pid 21090] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20800", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20800/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20800/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20800/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20800") = 0 mkdir("./20801", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21091 ./strace-static-x86_64: Process 21091 attached [pid 21091] set_robust_list(0x55555e144660, 24) = 0 [pid 21091] chdir("./20801") = 0 [pid 21091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21091] setpgid(0, 0) = 0 [pid 21091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21091] write(3, "1000", 4) = 4 [pid 21091] close(3) = 0 [pid 21091] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21091] write(1, "executing program\n", 18) = 18 [pid 21091] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21091] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21091] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21091] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21091] exit_group(0) = ? [pid 21091] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20801", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20801/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20801/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20801/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20801") = 0 mkdir("./20802", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21092 attached , child_tidptr=0x55555e144650) = 21092 [pid 21092] set_robust_list(0x55555e144660, 24) = 0 [pid 21092] chdir("./20802") = 0 [pid 21092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21092] setpgid(0, 0) = 0 [pid 21092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21092] write(3, "1000", 4) = 4 [pid 21092] close(3) = 0 [pid 21092] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21092] write(1, "executing program\n", 18executing program ) = 18 [pid 21092] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21092] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21092] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21092] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21092] exit_group(0) = ? [pid 21092] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20802", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20802/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20802/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20802/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20802") = 0 mkdir("./20803", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21093 ./strace-static-x86_64: Process 21093 attached [pid 21093] set_robust_list(0x55555e144660, 24) = 0 [pid 21093] chdir("./20803") = 0 [pid 21093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21093] setpgid(0, 0) = 0 [pid 21093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21093] write(3, "1000", 4) = 4 [pid 21093] close(3) = 0 [pid 21093] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21093] write(1, "executing program\n", 18) = 18 [pid 21093] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21093] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21093] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21093] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21093] exit_group(0) = ? [pid 21093] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20803", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20803/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20803/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20803/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20803") = 0 mkdir("./20804", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21094 ./strace-static-x86_64: Process 21094 attached [pid 21094] set_robust_list(0x55555e144660, 24) = 0 [pid 21094] chdir("./20804") = 0 [pid 21094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21094] setpgid(0, 0) = 0 [pid 21094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21094] write(3, "1000", 4) = 4 [pid 21094] close(3) = 0 [pid 21094] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21094] write(1, "executing program\n", 18) = 18 [pid 21094] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21094] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21094] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21094] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21094] exit_group(0) = ? [pid 21094] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20804", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20804/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20804/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20804/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20804") = 0 mkdir("./20805", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21095 attached , child_tidptr=0x55555e144650) = 21095 [pid 21095] set_robust_list(0x55555e144660, 24) = 0 [pid 21095] chdir("./20805") = 0 [pid 21095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21095] setpgid(0, 0) = 0 [pid 21095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21095] write(3, "1000", 4) = 4 [pid 21095] close(3) = 0 [pid 21095] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21095] write(1, "executing program\n", 18executing program ) = 18 [pid 21095] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21095] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21095] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21095] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21095] exit_group(0) = ? [pid 21095] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20805", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20805/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20805/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20805/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20805") = 0 mkdir("./20806", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21096 ./strace-static-x86_64: Process 21096 attached [pid 21096] set_robust_list(0x55555e144660, 24) = 0 [pid 21096] chdir("./20806") = 0 [pid 21096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21096] setpgid(0, 0) = 0 [pid 21096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21096] write(3, "1000", 4) = 4 [pid 21096] close(3) = 0 [pid 21096] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21096] write(1, "executing program\n", 18executing program ) = 18 [pid 21096] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21096] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21096] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21096] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21096] exit_group(0) = ? [pid 21096] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20806", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20806/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20806/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20806/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20806") = 0 mkdir("./20807", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21097 ./strace-static-x86_64: Process 21097 attached [pid 21097] set_robust_list(0x55555e144660, 24) = 0 [pid 21097] chdir("./20807") = 0 [pid 21097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21097] setpgid(0, 0) = 0 [pid 21097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21097] write(3, "1000", 4) = 4 [pid 21097] close(3) = 0 [pid 21097] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21097] write(1, "executing program\n", 18executing program ) = 18 [pid 21097] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21097] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21097] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21097] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21097] exit_group(0) = ? [pid 21097] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21097, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20807", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20807/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20807/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20807/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20807") = 0 mkdir("./20808", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21098 ./strace-static-x86_64: Process 21098 attached [pid 21098] set_robust_list(0x55555e144660, 24) = 0 [pid 21098] chdir("./20808") = 0 [pid 21098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21098] setpgid(0, 0) = 0 [pid 21098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21098] write(3, "1000", 4) = 4 [pid 21098] close(3) = 0 [pid 21098] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21098] write(1, "executing program\n", 18executing program ) = 18 [pid 21098] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21098] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21098] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21098] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21098] exit_group(0) = ? [pid 21098] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20808", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20808/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20808/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20808/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20808") = 0 mkdir("./20809", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21099 attached , child_tidptr=0x55555e144650) = 21099 [pid 21099] set_robust_list(0x55555e144660, 24) = 0 [pid 21099] chdir("./20809") = 0 [pid 21099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21099] setpgid(0, 0) = 0 [pid 21099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21099] write(3, "1000", 4) = 4 [pid 21099] close(3) = 0 executing program [pid 21099] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21099] write(1, "executing program\n", 18) = 18 [pid 21099] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21099] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21099] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21099] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21099] exit_group(0) = ? [pid 21099] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20809", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20809/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20809/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20809/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20809") = 0 mkdir("./20810", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21100 attached , child_tidptr=0x55555e144650) = 21100 [pid 21100] set_robust_list(0x55555e144660, 24) = 0 [pid 21100] chdir("./20810") = 0 [pid 21100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21100] setpgid(0, 0) = 0 [pid 21100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21100] write(3, "1000", 4) = 4 [pid 21100] close(3) = 0 [pid 21100] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21100] write(1, "executing program\n", 18executing program ) = 18 [pid 21100] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21100] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21100] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21100] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21100] exit_group(0) = ? [pid 21100] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20810", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20810/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20810/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20810/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20810") = 0 mkdir("./20811", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21101 ./strace-static-x86_64: Process 21101 attached [pid 21101] set_robust_list(0x55555e144660, 24) = 0 [pid 21101] chdir("./20811") = 0 [pid 21101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21101] setpgid(0, 0) = 0 [pid 21101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21101] write(3, "1000", 4) = 4 [pid 21101] close(3) = 0 [pid 21101] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21101] write(1, "executing program\n", 18executing program ) = 18 [pid 21101] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21101] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21101] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21101] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21101] exit_group(0) = ? [pid 21101] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20811", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20811/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20811/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20811/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20811") = 0 mkdir("./20812", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21102 attached , child_tidptr=0x55555e144650) = 21102 [pid 21102] set_robust_list(0x55555e144660, 24) = 0 [pid 21102] chdir("./20812") = 0 [pid 21102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21102] setpgid(0, 0) = 0 [pid 21102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21102] write(3, "1000", 4) = 4 [pid 21102] close(3) = 0 [pid 21102] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21102] write(1, "executing program\n", 18) = 18 [pid 21102] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21102] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21102] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21102] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21102] exit_group(0) = ? [pid 21102] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20812", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20812/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20812/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20812/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20812") = 0 mkdir("./20813", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21103 attached , child_tidptr=0x55555e144650) = 21103 [pid 21103] set_robust_list(0x55555e144660, 24) = 0 [pid 21103] chdir("./20813") = 0 [pid 21103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21103] setpgid(0, 0) = 0 [pid 21103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21103] write(3, "1000", 4) = 4 [pid 21103] close(3) = 0 [pid 21103] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21103] write(1, "executing program\n", 18) = 18 [pid 21103] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21103] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21103] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21103] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21103] exit_group(0) = ? [pid 21103] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20813", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20813/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20813/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20813/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20813") = 0 mkdir("./20814", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21104 attached , child_tidptr=0x55555e144650) = 21104 [pid 21104] set_robust_list(0x55555e144660, 24) = 0 [pid 21104] chdir("./20814") = 0 [pid 21104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21104] setpgid(0, 0) = 0 [pid 21104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21104] write(3, "1000", 4) = 4 [pid 21104] close(3) = 0 [pid 21104] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21104] write(1, "executing program\n", 18executing program ) = 18 [pid 21104] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21104] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21104] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21104] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21104] exit_group(0) = ? [pid 21104] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20814", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20814/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20814/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20814/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20814") = 0 mkdir("./20815", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21105 ./strace-static-x86_64: Process 21105 attached [pid 21105] set_robust_list(0x55555e144660, 24) = 0 [pid 21105] chdir("./20815") = 0 [pid 21105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21105] setpgid(0, 0) = 0 [pid 21105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21105] write(3, "1000", 4) = 4 [pid 21105] close(3) = 0 [pid 21105] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21105] write(1, "executing program\n", 18) = 18 [pid 21105] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21105] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21105] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21105] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21105] exit_group(0) = ? [pid 21105] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21105, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20815", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20815/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20815/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20815/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20815") = 0 mkdir("./20816", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21106 attached , child_tidptr=0x55555e144650) = 21106 [pid 21106] set_robust_list(0x55555e144660, 24) = 0 [pid 21106] chdir("./20816") = 0 [pid 21106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21106] setpgid(0, 0) = 0 [pid 21106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21106] write(3, "1000", 4) = 4 [pid 21106] close(3) = 0 [pid 21106] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21106] write(1, "executing program\n", 18) = 18 [pid 21106] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21106] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21106] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21106] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21106] exit_group(0) = ? [pid 21106] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20816", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20816/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20816/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20816/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20816") = 0 mkdir("./20817", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21107 ./strace-static-x86_64: Process 21107 attached [pid 21107] set_robust_list(0x55555e144660, 24) = 0 [pid 21107] chdir("./20817") = 0 [pid 21107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21107] setpgid(0, 0) = 0 [pid 21107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21107] write(3, "1000", 4) = 4 [pid 21107] close(3) = 0 [pid 21107] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21107] write(1, "executing program\n", 18executing program ) = 18 [pid 21107] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21107] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21107] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21107] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21107] exit_group(0) = ? [pid 21107] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20817", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20817/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20817/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20817/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20817") = 0 mkdir("./20818", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21108 ./strace-static-x86_64: Process 21108 attached [pid 21108] set_robust_list(0x55555e144660, 24) = 0 [pid 21108] chdir("./20818") = 0 [pid 21108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21108] setpgid(0, 0) = 0 [pid 21108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21108] write(3, "1000", 4) = 4 [pid 21108] close(3) = 0 [pid 21108] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21108] write(1, "executing program\n", 18executing program ) = 18 [pid 21108] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21108] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21108] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21108] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21108] exit_group(0) = ? [pid 21108] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20818", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20818/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20818/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20818/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20818") = 0 mkdir("./20819", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21109 ./strace-static-x86_64: Process 21109 attached [pid 21109] set_robust_list(0x55555e144660, 24) = 0 [pid 21109] chdir("./20819") = 0 [pid 21109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21109] setpgid(0, 0) = 0 [pid 21109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21109] write(3, "1000", 4) = 4 [pid 21109] close(3) = 0 [pid 21109] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21109] write(1, "executing program\n", 18executing program ) = 18 [pid 21109] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21109] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21109] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21109] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21109] exit_group(0) = ? [pid 21109] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20819", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20819/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20819/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20819/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20819") = 0 mkdir("./20820", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21110 ./strace-static-x86_64: Process 21110 attached [pid 21110] set_robust_list(0x55555e144660, 24) = 0 [pid 21110] chdir("./20820") = 0 [pid 21110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21110] setpgid(0, 0) = 0 [pid 21110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21110] write(3, "1000", 4) = 4 [pid 21110] close(3) = 0 [pid 21110] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21110] write(1, "executing program\n", 18) = 18 [pid 21110] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21110] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21110] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21110] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21110] exit_group(0) = ? [pid 21110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20820", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20820/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20820/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20820/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20820") = 0 mkdir("./20821", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21111 ./strace-static-x86_64: Process 21111 attached [pid 21111] set_robust_list(0x55555e144660, 24) = 0 [pid 21111] chdir("./20821") = 0 [pid 21111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21111] setpgid(0, 0) = 0 [pid 21111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21111] write(3, "1000", 4) = 4 [pid 21111] close(3) = 0 [pid 21111] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21111] write(1, "executing program\n", 18) = 18 [pid 21111] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21111] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21111] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21111] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21111] exit_group(0) = ? [pid 21111] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21111, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20821", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20821/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20821/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20821/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20821") = 0 mkdir("./20822", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21112 ./strace-static-x86_64: Process 21112 attached [pid 21112] set_robust_list(0x55555e144660, 24) = 0 [pid 21112] chdir("./20822") = 0 [pid 21112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21112] setpgid(0, 0) = 0 [pid 21112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21112] write(3, "1000", 4) = 4 [pid 21112] close(3) = 0 [pid 21112] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21112] write(1, "executing program\n", 18) = 18 [pid 21112] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21112] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21112] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21112] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21112] exit_group(0) = ? [pid 21112] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20822", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20822/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20822/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20822/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20822") = 0 mkdir("./20823", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21113 ./strace-static-x86_64: Process 21113 attached [pid 21113] set_robust_list(0x55555e144660, 24) = 0 [pid 21113] chdir("./20823") = 0 [pid 21113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21113] setpgid(0, 0) = 0 [pid 21113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21113] write(3, "1000", 4) = 4 [pid 21113] close(3) = 0 [pid 21113] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21113] write(1, "executing program\n", 18) = 18 [pid 21113] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21113] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21113] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21113] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21113] exit_group(0) = ? [pid 21113] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20823", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20823/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20823/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20823/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20823") = 0 mkdir("./20824", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21114 ./strace-static-x86_64: Process 21114 attached [pid 21114] set_robust_list(0x55555e144660, 24) = 0 [pid 21114] chdir("./20824") = 0 [pid 21114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21114] setpgid(0, 0) = 0 [pid 21114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21114] write(3, "1000", 4) = 4 [pid 21114] close(3) = 0 [pid 21114] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21114] write(1, "executing program\n", 18executing program ) = 18 [pid 21114] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21114] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21114] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21114] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21114] exit_group(0) = ? [pid 21114] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20824", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20824/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20824/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20824/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20824") = 0 mkdir("./20825", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21115 attached [pid 21115] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21115 [pid 21115] chdir("./20825") = 0 [pid 21115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21115] setpgid(0, 0) = 0 [pid 21115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21115] write(3, "1000", 4) = 4 [pid 21115] close(3) = 0 [pid 21115] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21115] write(1, "executing program\n", 18) = 18 [pid 21115] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21115] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21115] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21115] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21115] exit_group(0) = ? [pid 21115] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20825", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20825/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20825/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20825/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20825") = 0 mkdir("./20826", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21116 ./strace-static-x86_64: Process 21116 attached [pid 21116] set_robust_list(0x55555e144660, 24) = 0 [pid 21116] chdir("./20826") = 0 [pid 21116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21116] setpgid(0, 0) = 0 [pid 21116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21116] write(3, "1000", 4) = 4 [pid 21116] close(3) = 0 [pid 21116] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21116] write(1, "executing program\n", 18) = 18 [pid 21116] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21116] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21116] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21116] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21116] exit_group(0) = ? [pid 21116] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20826", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20826/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20826/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20826/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20826") = 0 mkdir("./20827", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21117 ./strace-static-x86_64: Process 21117 attached [pid 21117] set_robust_list(0x55555e144660, 24) = 0 [pid 21117] chdir("./20827") = 0 [pid 21117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21117] setpgid(0, 0) = 0 [pid 21117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21117] write(3, "1000", 4) = 4 [pid 21117] close(3) = 0 [pid 21117] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21117] write(1, "executing program\n", 18executing program ) = 18 [pid 21117] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21117] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21117] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21117] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21117] exit_group(0) = ? [pid 21117] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20827", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20827/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20827/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20827/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20827") = 0 mkdir("./20828", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21118 ./strace-static-x86_64: Process 21118 attached [pid 21118] set_robust_list(0x55555e144660, 24) = 0 [pid 21118] chdir("./20828") = 0 [pid 21118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21118] setpgid(0, 0) = 0 [pid 21118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21118] write(3, "1000", 4) = 4 [pid 21118] close(3) = 0 [pid 21118] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21118] write(1, "executing program\n", 18executing program ) = 18 [pid 21118] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21118] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21118] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21118] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21118] exit_group(0) = ? [pid 21118] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20828", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20828/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20828/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20828/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20828") = 0 mkdir("./20829", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21119 ./strace-static-x86_64: Process 21119 attached [pid 21119] set_robust_list(0x55555e144660, 24) = 0 [pid 21119] chdir("./20829") = 0 [pid 21119] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21119] setpgid(0, 0) = 0 [pid 21119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21119] write(3, "1000", 4) = 4 [pid 21119] close(3) = 0 [pid 21119] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21119] write(1, "executing program\n", 18) = 18 [pid 21119] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21119] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21119] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21119] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21119] exit_group(0) = ? [pid 21119] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21119, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20829", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20829/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20829/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20829/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20829") = 0 mkdir("./20830", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21120 ./strace-static-x86_64: Process 21120 attached [pid 21120] set_robust_list(0x55555e144660, 24) = 0 [pid 21120] chdir("./20830") = 0 [pid 21120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21120] setpgid(0, 0) = 0 [pid 21120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21120] write(3, "1000", 4) = 4 [pid 21120] close(3) = 0 [pid 21120] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21120] write(1, "executing program\n", 18) = 18 [pid 21120] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21120] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21120] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21120] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21120] exit_group(0) = ? [pid 21120] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20830", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20830/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20830/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20830/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20830") = 0 mkdir("./20831", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21121 ./strace-static-x86_64: Process 21121 attached [pid 21121] set_robust_list(0x55555e144660, 24) = 0 [pid 21121] chdir("./20831") = 0 [pid 21121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21121] setpgid(0, 0) = 0 [pid 21121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21121] write(3, "1000", 4) = 4 [pid 21121] close(3) = 0 [pid 21121] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21121] write(1, "executing program\n", 18executing program ) = 18 [pid 21121] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21121] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21121] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21121] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21121] exit_group(0) = ? [pid 21121] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20831", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20831/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20831/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20831/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20831") = 0 mkdir("./20832", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21122 ./strace-static-x86_64: Process 21122 attached [pid 21122] set_robust_list(0x55555e144660, 24) = 0 [pid 21122] chdir("./20832") = 0 [pid 21122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21122] setpgid(0, 0) = 0 [pid 21122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21122] write(3, "1000", 4) = 4 [pid 21122] close(3) = 0 [pid 21122] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21122] write(1, "executing program\n", 18executing program ) = 18 [pid 21122] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21122] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21122] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21122] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21122] exit_group(0) = ? [pid 21122] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20832", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20832/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20832/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20832/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20832") = 0 mkdir("./20833", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21123 attached , child_tidptr=0x55555e144650) = 21123 [pid 21123] set_robust_list(0x55555e144660, 24) = 0 [pid 21123] chdir("./20833") = 0 [pid 21123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21123] setpgid(0, 0) = 0 [pid 21123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21123] write(3, "1000", 4) = 4 [pid 21123] close(3) = 0 [pid 21123] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21123] write(1, "executing program\n", 18executing program ) = 18 [pid 21123] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21123] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21123] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21123] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21123] exit_group(0) = ? [pid 21123] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20833", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20833/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20833/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20833/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20833") = 0 mkdir("./20834", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21124 attached , child_tidptr=0x55555e144650) = 21124 [pid 21124] set_robust_list(0x55555e144660, 24) = 0 [pid 21124] chdir("./20834") = 0 [pid 21124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21124] setpgid(0, 0) = 0 [pid 21124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21124] write(3, "1000", 4) = 4 [pid 21124] close(3) = 0 [pid 21124] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21124] write(1, "executing program\n", 18) = 18 [pid 21124] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21124] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21124] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21124] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21124] exit_group(0) = ? [pid 21124] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20834", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20834/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20834/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20834/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20834") = 0 mkdir("./20835", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21125 attached , child_tidptr=0x55555e144650) = 21125 [pid 21125] set_robust_list(0x55555e144660, 24) = 0 [pid 21125] chdir("./20835") = 0 [pid 21125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21125] setpgid(0, 0) = 0 [pid 21125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21125] write(3, "1000", 4) = 4 [pid 21125] close(3) = 0 [pid 21125] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21125] write(1, "executing program\n", 18executing program ) = 18 [pid 21125] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21125] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21125] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21125] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21125] exit_group(0) = ? [pid 21125] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20835", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20835/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20835/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20835/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20835") = 0 mkdir("./20836", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21126 ./strace-static-x86_64: Process 21126 attached [pid 21126] set_robust_list(0x55555e144660, 24) = 0 [pid 21126] chdir("./20836") = 0 [pid 21126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21126] setpgid(0, 0) = 0 [pid 21126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21126] write(3, "1000", 4) = 4 [pid 21126] close(3) = 0 [pid 21126] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21126] write(1, "executing program\n", 18executing program ) = 18 [pid 21126] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21126] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21126] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21126] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21126] exit_group(0) = ? [pid 21126] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20836", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20836/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20836/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20836/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20836") = 0 mkdir("./20837", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21127 ./strace-static-x86_64: Process 21127 attached [pid 21127] set_robust_list(0x55555e144660, 24) = 0 [pid 21127] chdir("./20837") = 0 [pid 21127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21127] setpgid(0, 0) = 0 [pid 21127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21127] write(3, "1000", 4) = 4 [pid 21127] close(3) = 0 [pid 21127] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21127] write(1, "executing program\n", 18executing program ) = 18 [pid 21127] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21127] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21127] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21127] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21127] exit_group(0) = ? [pid 21127] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20837", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20837/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20837/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20837/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20837") = 0 mkdir("./20838", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21128 ./strace-static-x86_64: Process 21128 attached [pid 21128] set_robust_list(0x55555e144660, 24) = 0 [pid 21128] chdir("./20838") = 0 [pid 21128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21128] setpgid(0, 0) = 0 [pid 21128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21128] write(3, "1000", 4) = 4 [pid 21128] close(3) = 0 [pid 21128] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21128] write(1, "executing program\n", 18executing program ) = 18 [pid 21128] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21128] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21128] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21128] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21128] exit_group(0) = ? [pid 21128] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20838", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20838/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20838/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20838/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20838") = 0 mkdir("./20839", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21129 ./strace-static-x86_64: Process 21129 attached [pid 21129] set_robust_list(0x55555e144660, 24) = 0 [pid 21129] chdir("./20839") = 0 [pid 21129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21129] setpgid(0, 0) = 0 [pid 21129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21129] write(3, "1000", 4) = 4 [pid 21129] close(3) = 0 [pid 21129] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21129] write(1, "executing program\n", 18) = 18 [pid 21129] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21129] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21129] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21129] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21129] exit_group(0) = ? [pid 21129] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20839", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20839/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20839/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20839/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20839") = 0 mkdir("./20840", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21130 ./strace-static-x86_64: Process 21130 attached [pid 21130] set_robust_list(0x55555e144660, 24) = 0 [pid 21130] chdir("./20840") = 0 [pid 21130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21130] setpgid(0, 0) = 0 [pid 21130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21130] write(3, "1000", 4) = 4 [pid 21130] close(3) = 0 [pid 21130] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21130] write(1, "executing program\n", 18) = 18 [pid 21130] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21130] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21130] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21130] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21130] exit_group(0) = ? [pid 21130] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20840", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20840/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20840/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20840/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20840") = 0 mkdir("./20841", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21131 ./strace-static-x86_64: Process 21131 attached [pid 21131] set_robust_list(0x55555e144660, 24) = 0 [pid 21131] chdir("./20841") = 0 [pid 21131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21131] setpgid(0, 0) = 0 [pid 21131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21131] write(3, "1000", 4) = 4 [pid 21131] close(3) = 0 [pid 21131] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21131] write(1, "executing program\n", 18executing program ) = 18 [pid 21131] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21131] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21131] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21131] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21131] exit_group(0) = ? [pid 21131] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20841", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20841/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20841/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20841/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20841") = 0 mkdir("./20842", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21132 ./strace-static-x86_64: Process 21132 attached [pid 21132] set_robust_list(0x55555e144660, 24) = 0 [pid 21132] chdir("./20842") = 0 [pid 21132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21132] setpgid(0, 0) = 0 [pid 21132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21132] write(3, "1000", 4) = 4 [pid 21132] close(3) = 0 [pid 21132] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21132] write(1, "executing program\n", 18executing program ) = 18 [pid 21132] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21132] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21132] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21132] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21132] exit_group(0) = ? [pid 21132] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21132, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20842", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20842/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20842/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20842/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20842") = 0 mkdir("./20843", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21133 ./strace-static-x86_64: Process 21133 attached [pid 21133] set_robust_list(0x55555e144660, 24) = 0 [pid 21133] chdir("./20843") = 0 [pid 21133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21133] setpgid(0, 0) = 0 [pid 21133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21133] write(3, "1000", 4) = 4 [pid 21133] close(3) = 0 [pid 21133] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21133] write(1, "executing program\n", 18) = 18 [pid 21133] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21133] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21133] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21133] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21133] exit_group(0) = ? [pid 21133] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20843", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20843/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20843/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20843/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20843") = 0 mkdir("./20844", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21134 ./strace-static-x86_64: Process 21134 attached [pid 21134] set_robust_list(0x55555e144660, 24) = 0 [pid 21134] chdir("./20844") = 0 [pid 21134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21134] setpgid(0, 0) = 0 [pid 21134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21134] write(3, "1000", 4) = 4 [pid 21134] close(3) = 0 [pid 21134] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21134] write(1, "executing program\n", 18executing program ) = 18 [pid 21134] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21134] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21134] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21134] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21134] exit_group(0) = ? [pid 21134] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20844", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20844/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20844/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20844/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20844") = 0 mkdir("./20845", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21135 ./strace-static-x86_64: Process 21135 attached [pid 21135] set_robust_list(0x55555e144660, 24) = 0 [pid 21135] chdir("./20845") = 0 [pid 21135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21135] setpgid(0, 0) = 0 [pid 21135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21135] write(3, "1000", 4) = 4 [pid 21135] close(3) = 0 [pid 21135] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21135] write(1, "executing program\n", 18) = 18 [pid 21135] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21135] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21135] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21135] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21135] exit_group(0) = ? [pid 21135] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20845", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20845/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20845/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20845/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20845") = 0 mkdir("./20846", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21136 ./strace-static-x86_64: Process 21136 attached [pid 21136] set_robust_list(0x55555e144660, 24) = 0 [pid 21136] chdir("./20846") = 0 [pid 21136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21136] setpgid(0, 0) = 0 [pid 21136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21136] write(3, "1000", 4) = 4 [pid 21136] close(3) = 0 [pid 21136] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21136] write(1, "executing program\n", 18) = 18 [pid 21136] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21136] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21136] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21136] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21136] exit_group(0) = ? [pid 21136] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20846", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20846/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20846/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20846/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20846") = 0 mkdir("./20847", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21137 ./strace-static-x86_64: Process 21137 attached [pid 21137] set_robust_list(0x55555e144660, 24) = 0 [pid 21137] chdir("./20847") = 0 [pid 21137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21137] setpgid(0, 0) = 0 [pid 21137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21137] write(3, "1000", 4) = 4 [pid 21137] close(3) = 0 [pid 21137] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21137] write(1, "executing program\n", 18) = 18 [pid 21137] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21137] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21137] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21137] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21137] exit_group(0) = ? [pid 21137] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21137, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20847", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20847/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20847/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20847/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20847") = 0 mkdir("./20848", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21138 attached , child_tidptr=0x55555e144650) = 21138 [pid 21138] set_robust_list(0x55555e144660, 24) = 0 [pid 21138] chdir("./20848") = 0 [pid 21138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21138] setpgid(0, 0) = 0 [pid 21138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21138] write(3, "1000", 4) = 4 [pid 21138] close(3) = 0 [pid 21138] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21138] write(1, "executing program\n", 18executing program ) = 18 [pid 21138] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21138] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21138] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21138] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21138] exit_group(0) = ? [pid 21138] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21138, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20848", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20848/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20848/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20848/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20848") = 0 mkdir("./20849", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21139 ./strace-static-x86_64: Process 21139 attached [pid 21139] set_robust_list(0x55555e144660, 24) = 0 [pid 21139] chdir("./20849") = 0 [pid 21139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21139] setpgid(0, 0) = 0 [pid 21139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21139] write(3, "1000", 4) = 4 [pid 21139] close(3) = 0 [pid 21139] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21139] write(1, "executing program\n", 18executing program ) = 18 [pid 21139] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21139] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21139] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21139] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21139] exit_group(0) = ? [pid 21139] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20849", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20849/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20849/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20849/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20849") = 0 mkdir("./20850", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21140 ./strace-static-x86_64: Process 21140 attached [pid 21140] set_robust_list(0x55555e144660, 24) = 0 [pid 21140] chdir("./20850") = 0 [pid 21140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21140] setpgid(0, 0) = 0 [pid 21140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21140] write(3, "1000", 4) = 4 [pid 21140] close(3) = 0 [pid 21140] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21140] write(1, "executing program\n", 18) = 18 [pid 21140] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21140] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21140] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21140] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21140] exit_group(0) = ? [pid 21140] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21140, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20850", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20850/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20850/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20850/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20850") = 0 mkdir("./20851", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21141 ./strace-static-x86_64: Process 21141 attached [pid 21141] set_robust_list(0x55555e144660, 24) = 0 [pid 21141] chdir("./20851") = 0 [pid 21141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21141] setpgid(0, 0) = 0 [pid 21141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21141] write(3, "1000", 4) = 4 [pid 21141] close(3) = 0 [pid 21141] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21141] write(1, "executing program\n", 18executing program ) = 18 [pid 21141] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21141] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21141] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21141] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21141] exit_group(0) = ? [pid 21141] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20851", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20851/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20851/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20851/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20851") = 0 mkdir("./20852", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21142 attached , child_tidptr=0x55555e144650) = 21142 [pid 21142] set_robust_list(0x55555e144660, 24) = 0 [pid 21142] chdir("./20852") = 0 [pid 21142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21142] setpgid(0, 0) = 0 [pid 21142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21142] write(3, "1000", 4) = 4 [pid 21142] close(3) = 0 [pid 21142] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21142] write(1, "executing program\n", 18executing program ) = 18 [pid 21142] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21142] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21142] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21142] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21142] exit_group(0) = ? [pid 21142] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21142, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20852", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20852/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20852/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20852/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20852") = 0 mkdir("./20853", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21143 ./strace-static-x86_64: Process 21143 attached [pid 21143] set_robust_list(0x55555e144660, 24) = 0 [pid 21143] chdir("./20853") = 0 [pid 21143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21143] setpgid(0, 0) = 0 [pid 21143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21143] write(3, "1000", 4) = 4 [pid 21143] close(3) = 0 [pid 21143] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21143] write(1, "executing program\n", 18) = 18 [pid 21143] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21143] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21143] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21143] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21143] exit_group(0) = ? [pid 21143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20853", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20853/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20853/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20853/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20853") = 0 mkdir("./20854", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21144 ./strace-static-x86_64: Process 21144 attached [pid 21144] set_robust_list(0x55555e144660, 24) = 0 [pid 21144] chdir("./20854") = 0 [pid 21144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21144] setpgid(0, 0) = 0 [pid 21144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21144] write(3, "1000", 4) = 4 [pid 21144] close(3) = 0 [pid 21144] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21144] write(1, "executing program\n", 18) = 18 [pid 21144] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21144] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21144] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21144] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21144] exit_group(0) = ? [pid 21144] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21144, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20854", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20854/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20854/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20854/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20854") = 0 mkdir("./20855", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21145 ./strace-static-x86_64: Process 21145 attached [pid 21145] set_robust_list(0x55555e144660, 24) = 0 [pid 21145] chdir("./20855") = 0 [pid 21145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21145] setpgid(0, 0) = 0 [pid 21145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21145] write(3, "1000", 4) = 4 [pid 21145] close(3) = 0 [pid 21145] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21145] write(1, "executing program\n", 18executing program ) = 18 [pid 21145] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21145] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21145] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21145] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21145] exit_group(0) = ? [pid 21145] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20855", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20855/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20855/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20855/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20855") = 0 mkdir("./20856", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21146 ./strace-static-x86_64: Process 21146 attached [pid 21146] set_robust_list(0x55555e144660, 24) = 0 [pid 21146] chdir("./20856") = 0 [pid 21146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21146] setpgid(0, 0) = 0 [pid 21146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21146] write(3, "1000", 4) = 4 [pid 21146] close(3) = 0 [pid 21146] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21146] write(1, "executing program\n", 18executing program ) = 18 [pid 21146] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21146] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21146] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21146] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21146] exit_group(0) = ? [pid 21146] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20856", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20856/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20856/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20856/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20856") = 0 mkdir("./20857", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21147 ./strace-static-x86_64: Process 21147 attached [pid 21147] set_robust_list(0x55555e144660, 24) = 0 [pid 21147] chdir("./20857") = 0 [pid 21147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21147] setpgid(0, 0) = 0 [pid 21147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21147] write(3, "1000", 4) = 4 [pid 21147] close(3) = 0 [pid 21147] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21147] write(1, "executing program\n", 18) = 18 [pid 21147] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21147] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21147] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21147] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21147] exit_group(0) = ? [pid 21147] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20857", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20857/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20857/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20857/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20857") = 0 mkdir("./20858", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21148 attached , child_tidptr=0x55555e144650) = 21148 [pid 21148] set_robust_list(0x55555e144660, 24) = 0 [pid 21148] chdir("./20858") = 0 [pid 21148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21148] setpgid(0, 0) = 0 [pid 21148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21148] write(3, "1000", 4) = 4 [pid 21148] close(3) = 0 [pid 21148] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21148] write(1, "executing program\n", 18executing program ) = 18 [pid 21148] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21148] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21148] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21148] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21148] exit_group(0) = ? [pid 21148] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20858", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20858/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20858/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20858/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20858") = 0 mkdir("./20859", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21149 ./strace-static-x86_64: Process 21149 attached [pid 21149] set_robust_list(0x55555e144660, 24) = 0 [pid 21149] chdir("./20859") = 0 [pid 21149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21149] setpgid(0, 0) = 0 [pid 21149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21149] write(3, "1000", 4) = 4 [pid 21149] close(3) = 0 [pid 21149] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21149] write(1, "executing program\n", 18) = 18 [pid 21149] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21149] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21149] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21149] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21149] exit_group(0) = ? [pid 21149] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20859", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20859/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20859/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20859/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20859") = 0 mkdir("./20860", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21150 ./strace-static-x86_64: Process 21150 attached [pid 21150] set_robust_list(0x55555e144660, 24) = 0 [pid 21150] chdir("./20860") = 0 [pid 21150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21150] setpgid(0, 0) = 0 [pid 21150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21150] write(3, "1000", 4) = 4 [pid 21150] close(3) = 0 [pid 21150] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21150] write(1, "executing program\n", 18executing program ) = 18 [pid 21150] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21150] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21150] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21150] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21150] exit_group(0) = ? [pid 21150] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21150, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20860", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20860/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20860/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20860/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20860") = 0 mkdir("./20861", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21151 ./strace-static-x86_64: Process 21151 attached [pid 21151] set_robust_list(0x55555e144660, 24) = 0 [pid 21151] chdir("./20861") = 0 [pid 21151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21151] setpgid(0, 0) = 0 [pid 21151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21151] write(3, "1000", 4) = 4 [pid 21151] close(3) = 0 [pid 21151] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21151] write(1, "executing program\n", 18) = 18 [pid 21151] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21151] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21151] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21151] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21151] exit_group(0) = ? [pid 21151] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20861", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20861/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20861/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20861/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20861") = 0 mkdir("./20862", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21152 ./strace-static-x86_64: Process 21152 attached [pid 21152] set_robust_list(0x55555e144660, 24) = 0 [pid 21152] chdir("./20862") = 0 [pid 21152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21152] setpgid(0, 0) = 0 [pid 21152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21152] write(3, "1000", 4) = 4 [pid 21152] close(3) = 0 [pid 21152] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21152] write(1, "executing program\n", 18executing program ) = 18 [pid 21152] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21152] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21152] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21152] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21152] exit_group(0) = ? [pid 21152] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21152, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20862", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20862/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20862/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20862/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20862") = 0 mkdir("./20863", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21153 ./strace-static-x86_64: Process 21153 attached [pid 21153] set_robust_list(0x55555e144660, 24) = 0 [pid 21153] chdir("./20863") = 0 [pid 21153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21153] setpgid(0, 0) = 0 [pid 21153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21153] write(3, "1000", 4) = 4 [pid 21153] close(3) = 0 [pid 21153] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21153] write(1, "executing program\n", 18) = 18 [pid 21153] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21153] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21153] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21153] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21153] exit_group(0) = ? [pid 21153] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20863", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20863/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20863/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20863/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20863") = 0 mkdir("./20864", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21154 attached , child_tidptr=0x55555e144650) = 21154 [pid 21154] set_robust_list(0x55555e144660, 24) = 0 [pid 21154] chdir("./20864") = 0 [pid 21154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21154] setpgid(0, 0) = 0 [pid 21154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21154] write(3, "1000", 4) = 4 [pid 21154] close(3) = 0 [pid 21154] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21154] write(1, "executing program\n", 18executing program ) = 18 [pid 21154] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21154] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21154] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21154] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21154] exit_group(0) = ? [pid 21154] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21154, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20864", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20864/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20864/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20864/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20864") = 0 mkdir("./20865", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21155 ./strace-static-x86_64: Process 21155 attached [pid 21155] set_robust_list(0x55555e144660, 24) = 0 [pid 21155] chdir("./20865") = 0 [pid 21155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21155] setpgid(0, 0) = 0 [pid 21155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21155] write(3, "1000", 4) = 4 [pid 21155] close(3) = 0 [pid 21155] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21155] write(1, "executing program\n", 18executing program ) = 18 [pid 21155] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21155] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21155] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21155] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21155] exit_group(0) = ? [pid 21155] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20865", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20865/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20865/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20865/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20865") = 0 mkdir("./20866", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21156 ./strace-static-x86_64: Process 21156 attached [pid 21156] set_robust_list(0x55555e144660, 24) = 0 [pid 21156] chdir("./20866") = 0 [pid 21156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21156] setpgid(0, 0) = 0 [pid 21156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21156] write(3, "1000", 4) = 4 [pid 21156] close(3) = 0 [pid 21156] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21156] write(1, "executing program\n", 18) = 18 [pid 21156] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21156] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21156] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21156] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21156] exit_group(0) = ? [pid 21156] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20866", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20866/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20866/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20866/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20866") = 0 mkdir("./20867", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21157 attached , child_tidptr=0x55555e144650) = 21157 [pid 21157] set_robust_list(0x55555e144660, 24) = 0 [pid 21157] chdir("./20867") = 0 [pid 21157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21157] setpgid(0, 0) = 0 [pid 21157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21157] write(3, "1000", 4) = 4 [pid 21157] close(3) = 0 [pid 21157] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21157] write(1, "executing program\n", 18executing program ) = 18 [pid 21157] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21157] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21157] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21157] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21157] exit_group(0) = ? [pid 21157] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20867", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20867/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20867/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20867/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20867") = 0 mkdir("./20868", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21158 ./strace-static-x86_64: Process 21158 attached [pid 21158] set_robust_list(0x55555e144660, 24) = 0 [pid 21158] chdir("./20868") = 0 [pid 21158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21158] setpgid(0, 0) = 0 [pid 21158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21158] write(3, "1000", 4) = 4 [pid 21158] close(3) = 0 [pid 21158] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21158] write(1, "executing program\n", 18executing program ) = 18 [pid 21158] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21158] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21158] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21158] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21158] exit_group(0) = ? [pid 21158] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20868", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20868/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20868/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20868/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20868") = 0 mkdir("./20869", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21159 ./strace-static-x86_64: Process 21159 attached [pid 21159] set_robust_list(0x55555e144660, 24) = 0 [pid 21159] chdir("./20869") = 0 [pid 21159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21159] setpgid(0, 0) = 0 [pid 21159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21159] write(3, "1000", 4) = 4 [pid 21159] close(3) = 0 [pid 21159] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21159] write(1, "executing program\n", 18) = 18 [pid 21159] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21159] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21159] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21159] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21159] exit_group(0) = ? [pid 21159] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20869", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20869/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20869/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20869/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20869") = 0 mkdir("./20870", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21160 ./strace-static-x86_64: Process 21160 attached [pid 21160] set_robust_list(0x55555e144660, 24) = 0 [pid 21160] chdir("./20870") = 0 [pid 21160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21160] setpgid(0, 0) = 0 [pid 21160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21160] write(3, "1000", 4) = 4 [pid 21160] close(3) = 0 [pid 21160] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21160] write(1, "executing program\n", 18executing program ) = 18 [pid 21160] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21160] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21160] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21160] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21160] exit_group(0) = ? [pid 21160] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20870", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20870/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20870/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20870/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20870") = 0 mkdir("./20871", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21161 ./strace-static-x86_64: Process 21161 attached [pid 21161] set_robust_list(0x55555e144660, 24) = 0 [pid 21161] chdir("./20871") = 0 [pid 21161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21161] setpgid(0, 0) = 0 [pid 21161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21161] write(3, "1000", 4) = 4 [pid 21161] close(3) = 0 [pid 21161] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21161] write(1, "executing program\n", 18executing program ) = 18 [pid 21161] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21161] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21161] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21161] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21161] exit_group(0) = ? [pid 21161] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21161, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20871", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20871/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20871/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20871/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20871") = 0 mkdir("./20872", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21162 ./strace-static-x86_64: Process 21162 attached [pid 21162] set_robust_list(0x55555e144660, 24) = 0 [pid 21162] chdir("./20872") = 0 [pid 21162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21162] setpgid(0, 0) = 0 [pid 21162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21162] write(3, "1000", 4) = 4 [pid 21162] close(3) = 0 [pid 21162] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21162] write(1, "executing program\n", 18executing program ) = 18 [pid 21162] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21162] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21162] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21162] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21162] exit_group(0) = ? [pid 21162] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21162, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20872", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20872/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20872/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20872/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20872") = 0 mkdir("./20873", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21163 attached , child_tidptr=0x55555e144650) = 21163 [pid 21163] set_robust_list(0x55555e144660, 24) = 0 [pid 21163] chdir("./20873") = 0 [pid 21163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21163] setpgid(0, 0) = 0 [pid 21163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21163] write(3, "1000", 4) = 4 [pid 21163] close(3) = 0 [pid 21163] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21163] write(1, "executing program\n", 18executing program ) = 18 [pid 21163] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21163] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21163] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21163] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21163] exit_group(0) = ? [pid 21163] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20873", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20873/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20873/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20873/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20873") = 0 mkdir("./20874", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21164 ./strace-static-x86_64: Process 21164 attached [pid 21164] set_robust_list(0x55555e144660, 24) = 0 [pid 21164] chdir("./20874") = 0 [pid 21164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21164] setpgid(0, 0) = 0 [pid 21164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21164] write(3, "1000", 4) = 4 [pid 21164] close(3) = 0 [pid 21164] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21164] write(1, "executing program\n", 18) = 18 [pid 21164] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21164] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21164] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21164] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21164] exit_group(0) = ? [pid 21164] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20874", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20874/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20874/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20874/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20874") = 0 mkdir("./20875", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21165 attached , child_tidptr=0x55555e144650) = 21165 [pid 21165] set_robust_list(0x55555e144660, 24) = 0 [pid 21165] chdir("./20875") = 0 [pid 21165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21165] setpgid(0, 0) = 0 [pid 21165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21165] write(3, "1000", 4) = 4 [pid 21165] close(3) = 0 [pid 21165] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21165] write(1, "executing program\n", 18executing program ) = 18 [pid 21165] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21165] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21165] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21165] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21165] exit_group(0) = ? [pid 21165] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20875", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20875/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20875/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20875/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20875") = 0 mkdir("./20876", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21166 ./strace-static-x86_64: Process 21166 attached [pid 21166] set_robust_list(0x55555e144660, 24) = 0 [pid 21166] chdir("./20876") = 0 [pid 21166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21166] setpgid(0, 0) = 0 [pid 21166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21166] write(3, "1000", 4) = 4 [pid 21166] close(3) = 0 [pid 21166] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21166] write(1, "executing program\n", 18) = 18 [pid 21166] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21166] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21166] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21166] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21166] exit_group(0) = ? [pid 21166] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20876", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20876/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20876/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20876/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20876") = 0 mkdir("./20877", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21167 ./strace-static-x86_64: Process 21167 attached [pid 21167] set_robust_list(0x55555e144660, 24) = 0 [pid 21167] chdir("./20877") = 0 [pid 21167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21167] setpgid(0, 0) = 0 [pid 21167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21167] write(3, "1000", 4) = 4 [pid 21167] close(3) = 0 [pid 21167] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21167] write(1, "executing program\n", 18) = 18 [pid 21167] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21167] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21167] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21167] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21167] exit_group(0) = ? [pid 21167] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20877", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20877/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20877/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20877/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20877") = 0 mkdir("./20878", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21168 ./strace-static-x86_64: Process 21168 attached [pid 21168] set_robust_list(0x55555e144660, 24) = 0 [pid 21168] chdir("./20878") = 0 [pid 21168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21168] setpgid(0, 0) = 0 [pid 21168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21168] write(3, "1000", 4) = 4 [pid 21168] close(3) = 0 [pid 21168] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21168] write(1, "executing program\n", 18executing program ) = 18 [pid 21168] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21168] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21168] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21168] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21168] exit_group(0) = ? [pid 21168] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20878", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20878/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20878/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20878/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20878") = 0 mkdir("./20879", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21169 attached , child_tidptr=0x55555e144650) = 21169 [pid 21169] set_robust_list(0x55555e144660, 24) = 0 [pid 21169] chdir("./20879") = 0 [pid 21169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21169] setpgid(0, 0) = 0 [pid 21169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21169] write(3, "1000", 4) = 4 [pid 21169] close(3) = 0 [pid 21169] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21169] write(1, "executing program\n", 18executing program ) = 18 [pid 21169] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21169] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21169] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21169] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21169] exit_group(0) = ? [pid 21169] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20879", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20879/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20879/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20879/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20879") = 0 mkdir("./20880", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21170 ./strace-static-x86_64: Process 21170 attached [pid 21170] set_robust_list(0x55555e144660, 24) = 0 [pid 21170] chdir("./20880") = 0 [pid 21170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21170] setpgid(0, 0) = 0 [pid 21170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21170] write(3, "1000", 4) = 4 [pid 21170] close(3) = 0 [pid 21170] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21170] write(1, "executing program\n", 18executing program ) = 18 [pid 21170] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21170] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21170] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21170] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21170] exit_group(0) = ? [pid 21170] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20880", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20880/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20880/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20880/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20880") = 0 mkdir("./20881", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21171 ./strace-static-x86_64: Process 21171 attached [pid 21171] set_robust_list(0x55555e144660, 24) = 0 [pid 21171] chdir("./20881") = 0 [pid 21171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21171] setpgid(0, 0) = 0 [pid 21171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21171] write(3, "1000", 4) = 4 [pid 21171] close(3) = 0 [pid 21171] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21171] write(1, "executing program\n", 18executing program ) = 18 [pid 21171] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21171] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21171] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21171] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21171] exit_group(0) = ? [pid 21171] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20881", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20881/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20881/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20881/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20881") = 0 mkdir("./20882", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21172 attached , child_tidptr=0x55555e144650) = 21172 [pid 21172] set_robust_list(0x55555e144660, 24) = 0 [pid 21172] chdir("./20882") = 0 [pid 21172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21172] setpgid(0, 0) = 0 [pid 21172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21172] write(3, "1000", 4) = 4 [pid 21172] close(3) = 0 [pid 21172] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21172] write(1, "executing program\n", 18executing program ) = 18 [pid 21172] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21172] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21172] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21172] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21172] exit_group(0) = ? [pid 21172] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20882", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20882/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20882/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20882/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20882") = 0 mkdir("./20883", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21173 ./strace-static-x86_64: Process 21173 attached [pid 21173] set_robust_list(0x55555e144660, 24) = 0 [pid 21173] chdir("./20883") = 0 [pid 21173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21173] setpgid(0, 0) = 0 [pid 21173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21173] write(3, "1000", 4) = 4 [pid 21173] close(3) = 0 [pid 21173] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21173] write(1, "executing program\n", 18executing program ) = 18 [pid 21173] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21173] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21173] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21173] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21173] exit_group(0) = ? [pid 21173] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20883", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20883/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20883/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20883/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20883") = 0 mkdir("./20884", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21174 attached , child_tidptr=0x55555e144650) = 21174 [pid 21174] set_robust_list(0x55555e144660, 24) = 0 [pid 21174] chdir("./20884") = 0 [pid 21174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21174] setpgid(0, 0) = 0 [pid 21174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21174] write(3, "1000", 4) = 4 [pid 21174] close(3) = 0 [pid 21174] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21174] write(1, "executing program\n", 18) = 18 [pid 21174] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21174] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21174] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21174] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21174] exit_group(0) = ? [pid 21174] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20884", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20884/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20884/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20884/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20884") = 0 mkdir("./20885", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21175 attached , child_tidptr=0x55555e144650) = 21175 [pid 21175] set_robust_list(0x55555e144660, 24) = 0 [pid 21175] chdir("./20885") = 0 [pid 21175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21175] setpgid(0, 0) = 0 [pid 21175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21175] write(3, "1000", 4) = 4 [pid 21175] close(3) = 0 [pid 21175] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21175] write(1, "executing program\n", 18executing program ) = 18 [pid 21175] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21175] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21175] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21175] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21175] exit_group(0) = ? [pid 21175] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20885", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20885/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20885/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20885/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20885") = 0 mkdir("./20886", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21176 attached , child_tidptr=0x55555e144650) = 21176 [pid 21176] set_robust_list(0x55555e144660, 24) = 0 [pid 21176] chdir("./20886") = 0 [pid 21176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21176] setpgid(0, 0) = 0 [pid 21176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21176] write(3, "1000", 4) = 4 [pid 21176] close(3) = 0 [pid 21176] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21176] write(1, "executing program\n", 18) = 18 [pid 21176] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21176] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21176] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21176] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21176] exit_group(0) = ? [pid 21176] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20886", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20886/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20886/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20886/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20886") = 0 mkdir("./20887", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21177 attached , child_tidptr=0x55555e144650) = 21177 [pid 21177] set_robust_list(0x55555e144660, 24) = 0 [pid 21177] chdir("./20887") = 0 [pid 21177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21177] setpgid(0, 0) = 0 [pid 21177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21177] write(3, "1000", 4) = 4 [pid 21177] close(3) = 0 [pid 21177] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21177] write(1, "executing program\n", 18executing program ) = 18 [pid 21177] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21177] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21177] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21177] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21177] exit_group(0) = ? [pid 21177] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20887", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20887/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20887/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20887/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20887") = 0 mkdir("./20888", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21178 ./strace-static-x86_64: Process 21178 attached [pid 21178] set_robust_list(0x55555e144660, 24) = 0 [pid 21178] chdir("./20888") = 0 [pid 21178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21178] setpgid(0, 0) = 0 [pid 21178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21178] write(3, "1000", 4) = 4 [pid 21178] close(3) = 0 [pid 21178] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21178] write(1, "executing program\n", 18executing program ) = 18 [pid 21178] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21178] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21178] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21178] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21178] exit_group(0) = ? [pid 21178] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20888", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20888/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20888/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20888/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20888") = 0 mkdir("./20889", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21179 ./strace-static-x86_64: Process 21179 attached [pid 21179] set_robust_list(0x55555e144660, 24) = 0 [pid 21179] chdir("./20889") = 0 [pid 21179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21179] setpgid(0, 0) = 0 [pid 21179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21179] write(3, "1000", 4) = 4 [pid 21179] close(3) = 0 [pid 21179] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21179] write(1, "executing program\n", 18executing program ) = 18 [pid 21179] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21179] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21179] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21179] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21179] exit_group(0) = ? [pid 21179] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20889", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20889/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20889/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20889/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20889") = 0 mkdir("./20890", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21180 ./strace-static-x86_64: Process 21180 attached [pid 21180] set_robust_list(0x55555e144660, 24) = 0 [pid 21180] chdir("./20890") = 0 [pid 21180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21180] setpgid(0, 0) = 0 [pid 21180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21180] write(3, "1000", 4) = 4 [pid 21180] close(3) = 0 [pid 21180] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21180] write(1, "executing program\n", 18executing program ) = 18 [pid 21180] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21180] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21180] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21180] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21180] exit_group(0) = ? [pid 21180] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20890", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20890/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20890/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20890/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20890") = 0 mkdir("./20891", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21181 attached , child_tidptr=0x55555e144650) = 21181 [pid 21181] set_robust_list(0x55555e144660, 24) = 0 [pid 21181] chdir("./20891") = 0 [pid 21181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21181] setpgid(0, 0) = 0 [pid 21181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21181] write(3, "1000", 4) = 4 [pid 21181] close(3) = 0 [pid 21181] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21181] write(1, "executing program\n", 18executing program ) = 18 [pid 21181] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21181] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21181] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21181] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21181] exit_group(0) = ? [pid 21181] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20891", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20891/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20891/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20891/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20891") = 0 mkdir("./20892", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21182 ./strace-static-x86_64: Process 21182 attached [pid 21182] set_robust_list(0x55555e144660, 24) = 0 [pid 21182] chdir("./20892") = 0 [pid 21182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21182] setpgid(0, 0) = 0 [pid 21182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21182] write(3, "1000", 4) = 4 [pid 21182] close(3) = 0 [pid 21182] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21182] write(1, "executing program\n", 18executing program ) = 18 [pid 21182] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21182] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21182] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21182] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21182] exit_group(0) = ? [pid 21182] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20892", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20892/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20892/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20892/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20892") = 0 mkdir("./20893", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21183 attached , child_tidptr=0x55555e144650) = 21183 [pid 21183] set_robust_list(0x55555e144660, 24) = 0 [pid 21183] chdir("./20893") = 0 [pid 21183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21183] setpgid(0, 0) = 0 [pid 21183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21183] write(3, "1000", 4) = 4 [pid 21183] close(3) = 0 [pid 21183] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21183] write(1, "executing program\n", 18executing program ) = 18 [pid 21183] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21183] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21183] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21183] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21183] exit_group(0) = ? [pid 21183] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20893", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20893/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20893/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20893/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20893") = 0 mkdir("./20894", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21184 ./strace-static-x86_64: Process 21184 attached [pid 21184] set_robust_list(0x55555e144660, 24) = 0 [pid 21184] chdir("./20894") = 0 [pid 21184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21184] setpgid(0, 0) = 0 [pid 21184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21184] write(3, "1000", 4) = 4 [pid 21184] close(3) = 0 [pid 21184] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21184] write(1, "executing program\n", 18executing program ) = 18 [pid 21184] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21184] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21184] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21184] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21184] exit_group(0) = ? [pid 21184] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20894", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20894/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20894/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20894/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20894") = 0 mkdir("./20895", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21185 attached , child_tidptr=0x55555e144650) = 21185 [pid 21185] set_robust_list(0x55555e144660, 24) = 0 [pid 21185] chdir("./20895") = 0 [pid 21185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21185] setpgid(0, 0) = 0 [pid 21185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21185] write(3, "1000", 4) = 4 [pid 21185] close(3) = 0 [pid 21185] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21185] write(1, "executing program\n", 18executing program ) = 18 [pid 21185] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21185] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21185] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21185] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21185] exit_group(0) = ? [pid 21185] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20895", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20895/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20895/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20895/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20895") = 0 mkdir("./20896", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21186 ./strace-static-x86_64: Process 21186 attached [pid 21186] set_robust_list(0x55555e144660, 24) = 0 [pid 21186] chdir("./20896") = 0 [pid 21186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21186] setpgid(0, 0) = 0 [pid 21186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21186] write(3, "1000", 4) = 4 [pid 21186] close(3) = 0 [pid 21186] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21186] write(1, "executing program\n", 18executing program ) = 18 [pid 21186] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21186] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21186] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21186] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21186] exit_group(0) = ? [pid 21186] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20896", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20896/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20896/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20896/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20896") = 0 mkdir("./20897", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21187 ./strace-static-x86_64: Process 21187 attached [pid 21187] set_robust_list(0x55555e144660, 24) = 0 [pid 21187] chdir("./20897") = 0 [pid 21187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21187] setpgid(0, 0) = 0 [pid 21187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21187] write(3, "1000", 4) = 4 [pid 21187] close(3) = 0 [pid 21187] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21187] write(1, "executing program\n", 18executing program ) = 18 [pid 21187] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21187] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21187] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21187] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21187] exit_group(0) = ? [pid 21187] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20897", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20897/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20897/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20897/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20897") = 0 mkdir("./20898", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21188 attached , child_tidptr=0x55555e144650) = 21188 [pid 21188] set_robust_list(0x55555e144660, 24) = 0 [pid 21188] chdir("./20898") = 0 [pid 21188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21188] setpgid(0, 0) = 0 [pid 21188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21188] write(3, "1000", 4) = 4 [pid 21188] close(3) = 0 [pid 21188] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21188] write(1, "executing program\n", 18executing program ) = 18 [pid 21188] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21188] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21188] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21188] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21188] exit_group(0) = ? [pid 21188] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20898", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20898/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20898/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20898/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20898") = 0 mkdir("./20899", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21189 ./strace-static-x86_64: Process 21189 attached [pid 21189] set_robust_list(0x55555e144660, 24) = 0 [pid 21189] chdir("./20899") = 0 [pid 21189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21189] setpgid(0, 0) = 0 [pid 21189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21189] write(3, "1000", 4) = 4 [pid 21189] close(3) = 0 [pid 21189] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21189] write(1, "executing program\n", 18executing program ) = 18 [pid 21189] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21189] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21189] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21189] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21189] exit_group(0) = ? [pid 21189] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20899", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20899", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20899/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20899/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20899/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20899") = 0 mkdir("./20900", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21190 ./strace-static-x86_64: Process 21190 attached [pid 21190] set_robust_list(0x55555e144660, 24) = 0 [pid 21190] chdir("./20900") = 0 [pid 21190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21190] setpgid(0, 0) = 0 [pid 21190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21190] write(3, "1000", 4) = 4 [pid 21190] close(3) = 0 [pid 21190] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21190] write(1, "executing program\n", 18executing program ) = 18 [pid 21190] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21190] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21190] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21190] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21190] exit_group(0) = ? [pid 21190] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20900", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20900", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20900/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20900/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20900/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20900") = 0 mkdir("./20901", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21191 attached , child_tidptr=0x55555e144650) = 21191 [pid 21191] set_robust_list(0x55555e144660, 24) = 0 [pid 21191] chdir("./20901") = 0 [pid 21191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21191] setpgid(0, 0) = 0 [pid 21191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21191] write(3, "1000", 4) = 4 [pid 21191] close(3) = 0 [pid 21191] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21191] write(1, "executing program\n", 18executing program ) = 18 [pid 21191] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21191] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21191] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21191] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21191] exit_group(0) = ? [pid 21191] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20901", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20901", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20901/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20901/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20901/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20901") = 0 mkdir("./20902", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21192 ./strace-static-x86_64: Process 21192 attached [pid 21192] set_robust_list(0x55555e144660, 24) = 0 [pid 21192] chdir("./20902") = 0 [pid 21192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21192] setpgid(0, 0) = 0 [pid 21192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21192] write(3, "1000", 4) = 4 [pid 21192] close(3) = 0 [pid 21192] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21192] write(1, "executing program\n", 18) = 18 [pid 21192] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21192] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21192] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21192] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21192] exit_group(0) = ? [pid 21192] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20902", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20902", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20902/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20902/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20902/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20902") = 0 mkdir("./20903", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21193 ./strace-static-x86_64: Process 21193 attached [pid 21193] set_robust_list(0x55555e144660, 24) = 0 [pid 21193] chdir("./20903") = 0 [pid 21193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21193] setpgid(0, 0) = 0 [pid 21193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21193] write(3, "1000", 4) = 4 [pid 21193] close(3) = 0 [pid 21193] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21193] write(1, "executing program\n", 18) = 18 [pid 21193] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21193] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21193] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21193] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21193] exit_group(0) = ? [pid 21193] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20903", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20903", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20903/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20903/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20903/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20903") = 0 mkdir("./20904", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21194 attached , child_tidptr=0x55555e144650) = 21194 [pid 21194] set_robust_list(0x55555e144660, 24) = 0 [pid 21194] chdir("./20904") = 0 [pid 21194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21194] setpgid(0, 0) = 0 [pid 21194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21194] write(3, "1000", 4) = 4 [pid 21194] close(3) = 0 [pid 21194] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21194] write(1, "executing program\n", 18executing program ) = 18 [pid 21194] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21194] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21194] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21194] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21194] exit_group(0) = ? [pid 21194] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20904", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20904", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20904/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20904/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20904/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20904") = 0 mkdir("./20905", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21195 attached , child_tidptr=0x55555e144650) = 21195 [pid 21195] set_robust_list(0x55555e144660, 24) = 0 [pid 21195] chdir("./20905") = 0 [pid 21195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21195] setpgid(0, 0) = 0 [pid 21195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21195] write(3, "1000", 4) = 4 [pid 21195] close(3) = 0 [pid 21195] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21195] write(1, "executing program\n", 18executing program ) = 18 [pid 21195] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21195] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21195] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21195] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21195] exit_group(0) = ? [pid 21195] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20905", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20905", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20905/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20905/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20905/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20905") = 0 mkdir("./20906", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21196 ./strace-static-x86_64: Process 21196 attached [pid 21196] set_robust_list(0x55555e144660, 24) = 0 [pid 21196] chdir("./20906") = 0 [pid 21196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21196] setpgid(0, 0) = 0 [pid 21196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21196] write(3, "1000", 4) = 4 [pid 21196] close(3) = 0 [pid 21196] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21196] write(1, "executing program\n", 18) = 18 [pid 21196] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21196] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21196] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21196] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21196] exit_group(0) = ? [pid 21196] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20906", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20906", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20906/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20906/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20906/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20906") = 0 mkdir("./20907", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21197 attached [pid 21197] set_robust_list(0x55555e144660, 24) = 0 [pid 21197] chdir("./20907" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21197 [pid 21197] <... chdir resumed>) = 0 [pid 21197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21197] setpgid(0, 0) = 0 [pid 21197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21197] write(3, "1000", 4) = 4 [pid 21197] close(3) = 0 [pid 21197] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21197] write(1, "executing program\n", 18executing program ) = 18 [pid 21197] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21197] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21197] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21197] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21197] exit_group(0) = ? [pid 21197] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20907", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20907", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20907/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20907/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20907/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20907") = 0 mkdir("./20908", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21198 ./strace-static-x86_64: Process 21198 attached [pid 21198] set_robust_list(0x55555e144660, 24) = 0 [pid 21198] chdir("./20908") = 0 [pid 21198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21198] setpgid(0, 0) = 0 [pid 21198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21198] write(3, "1000", 4) = 4 [pid 21198] close(3) = 0 [pid 21198] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21198] write(1, "executing program\n", 18executing program ) = 18 [pid 21198] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21198] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21198] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21198] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21198] exit_group(0) = ? [pid 21198] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20908", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20908", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20908/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20908/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20908/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20908") = 0 mkdir("./20909", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21199 ./strace-static-x86_64: Process 21199 attached [pid 21199] set_robust_list(0x55555e144660, 24) = 0 [pid 21199] chdir("./20909") = 0 [pid 21199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21199] setpgid(0, 0) = 0 [pid 21199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21199] write(3, "1000", 4) = 4 [pid 21199] close(3) = 0 [pid 21199] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21199] write(1, "executing program\n", 18executing program ) = 18 [pid 21199] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21199] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21199] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21199] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21199] exit_group(0) = ? [pid 21199] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20909", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20909", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20909/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20909/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20909/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20909") = 0 mkdir("./20910", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21200 attached , child_tidptr=0x55555e144650) = 21200 [pid 21200] set_robust_list(0x55555e144660, 24) = 0 [pid 21200] chdir("./20910") = 0 [pid 21200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21200] setpgid(0, 0) = 0 [pid 21200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21200] write(3, "1000", 4) = 4 [pid 21200] close(3) = 0 [pid 21200] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21200] write(1, "executing program\n", 18executing program ) = 18 [pid 21200] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21200] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21200] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21200] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21200] exit_group(0) = ? [pid 21200] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20910", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20910", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20910/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20910/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20910/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20910") = 0 mkdir("./20911", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21201 ./strace-static-x86_64: Process 21201 attached [pid 21201] set_robust_list(0x55555e144660, 24) = 0 [pid 21201] chdir("./20911") = 0 [pid 21201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21201] setpgid(0, 0) = 0 [pid 21201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21201] write(3, "1000", 4) = 4 [pid 21201] close(3) = 0 [pid 21201] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21201] write(1, "executing program\n", 18executing program ) = 18 [pid 21201] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21201] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21201] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21201] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21201] exit_group(0) = ? [pid 21201] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20911", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20911", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20911/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20911/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20911/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20911") = 0 mkdir("./20912", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21202 ./strace-static-x86_64: Process 21202 attached [pid 21202] set_robust_list(0x55555e144660, 24) = 0 [pid 21202] chdir("./20912") = 0 [pid 21202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21202] setpgid(0, 0) = 0 [pid 21202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21202] write(3, "1000", 4) = 4 [pid 21202] close(3) = 0 [pid 21202] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21202] write(1, "executing program\n", 18executing program ) = 18 [pid 21202] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21202] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21202] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21202] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21202] exit_group(0) = ? [pid 21202] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20912", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20912", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20912/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20912/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20912/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20912") = 0 mkdir("./20913", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21203 ./strace-static-x86_64: Process 21203 attached [pid 21203] set_robust_list(0x55555e144660, 24) = 0 [pid 21203] chdir("./20913") = 0 [pid 21203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21203] setpgid(0, 0) = 0 [pid 21203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21203] write(3, "1000", 4) = 4 [pid 21203] close(3) = 0 [pid 21203] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21203] write(1, "executing program\n", 18executing program ) = 18 [pid 21203] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21203] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21203] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21203] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21203] exit_group(0) = ? [pid 21203] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20913", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20913", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20913/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20913/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20913/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20913") = 0 mkdir("./20914", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21204 ./strace-static-x86_64: Process 21204 attached [pid 21204] set_robust_list(0x55555e144660, 24) = 0 [pid 21204] chdir("./20914") = 0 [pid 21204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21204] setpgid(0, 0) = 0 [pid 21204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21204] write(3, "1000", 4) = 4 [pid 21204] close(3) = 0 [pid 21204] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21204] write(1, "executing program\n", 18executing program ) = 18 [pid 21204] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21204] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21204] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21204] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21204] exit_group(0) = ? [pid 21204] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20914", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20914", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20914/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20914/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20914/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20914") = 0 mkdir("./20915", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21205 ./strace-static-x86_64: Process 21205 attached [pid 21205] set_robust_list(0x55555e144660, 24) = 0 [pid 21205] chdir("./20915") = 0 [pid 21205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21205] setpgid(0, 0) = 0 [pid 21205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21205] write(3, "1000", 4) = 4 [pid 21205] close(3) = 0 [pid 21205] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21205] write(1, "executing program\n", 18executing program ) = 18 [pid 21205] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21205] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21205] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21205] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21205] exit_group(0) = ? [pid 21205] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20915", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20915", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20915/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20915/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20915/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20915") = 0 mkdir("./20916", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21206 attached , child_tidptr=0x55555e144650) = 21206 [pid 21206] set_robust_list(0x55555e144660, 24) = 0 [pid 21206] chdir("./20916") = 0 [pid 21206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21206] setpgid(0, 0) = 0 [pid 21206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21206] write(3, "1000", 4) = 4 [pid 21206] close(3) = 0 [pid 21206] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21206] write(1, "executing program\n", 18executing program ) = 18 [pid 21206] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21206] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21206] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21206] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21206] exit_group(0) = ? [pid 21206] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20916", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20916", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20916/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20916/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20916/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20916") = 0 mkdir("./20917", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21207 ./strace-static-x86_64: Process 21207 attached [pid 21207] set_robust_list(0x55555e144660, 24) = 0 [pid 21207] chdir("./20917") = 0 [pid 21207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21207] setpgid(0, 0) = 0 [pid 21207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21207] write(3, "1000", 4) = 4 [pid 21207] close(3) = 0 [pid 21207] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21207] write(1, "executing program\n", 18executing program ) = 18 [pid 21207] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21207] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21207] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21207] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21207] exit_group(0) = ? [pid 21207] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20917", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20917", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20917/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20917/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20917/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20917") = 0 mkdir("./20918", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21208 attached , child_tidptr=0x55555e144650) = 21208 [pid 21208] set_robust_list(0x55555e144660, 24) = 0 [pid 21208] chdir("./20918") = 0 [pid 21208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21208] setpgid(0, 0) = 0 [pid 21208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21208] write(3, "1000", 4) = 4 [pid 21208] close(3) = 0 [pid 21208] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21208] write(1, "executing program\n", 18) = 18 [pid 21208] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21208] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21208] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21208] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21208] exit_group(0) = ? [pid 21208] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20918", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20918", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20918/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20918/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20918/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20918") = 0 mkdir("./20919", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21209 attached , child_tidptr=0x55555e144650) = 21209 [pid 21209] set_robust_list(0x55555e144660, 24) = 0 [pid 21209] chdir("./20919") = 0 [pid 21209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21209] setpgid(0, 0) = 0 [pid 21209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21209] write(3, "1000", 4) = 4 [pid 21209] close(3) = 0 [pid 21209] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21209] write(1, "executing program\n", 18executing program ) = 18 [pid 21209] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21209] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21209] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21209] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21209] exit_group(0) = ? [pid 21209] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20919", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20919", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20919/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20919/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20919/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20919") = 0 mkdir("./20920", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21210 ./strace-static-x86_64: Process 21210 attached [pid 21210] set_robust_list(0x55555e144660, 24) = 0 [pid 21210] chdir("./20920") = 0 [pid 21210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21210] setpgid(0, 0) = 0 [pid 21210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21210] write(3, "1000", 4) = 4 [pid 21210] close(3) = 0 [pid 21210] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21210] write(1, "executing program\n", 18executing program ) = 18 [pid 21210] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21210] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21210] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21210] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21210] exit_group(0) = ? [pid 21210] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20920", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20920", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20920/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20920/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20920/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20920") = 0 mkdir("./20921", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21211 ./strace-static-x86_64: Process 21211 attached [pid 21211] set_robust_list(0x55555e144660, 24) = 0 [pid 21211] chdir("./20921") = 0 [pid 21211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21211] setpgid(0, 0) = 0 [pid 21211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21211] write(3, "1000", 4) = 4 [pid 21211] close(3) = 0 [pid 21211] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21211] write(1, "executing program\n", 18executing program ) = 18 [pid 21211] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21211] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21211] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21211] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21211] exit_group(0) = ? [pid 21211] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20921", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20921", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20921/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20921/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20921/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20921") = 0 mkdir("./20922", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21212 attached , child_tidptr=0x55555e144650) = 21212 [pid 21212] set_robust_list(0x55555e144660, 24) = 0 [pid 21212] chdir("./20922") = 0 [pid 21212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21212] setpgid(0, 0) = 0 [pid 21212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21212] write(3, "1000", 4) = 4 [pid 21212] close(3) = 0 [pid 21212] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21212] write(1, "executing program\n", 18executing program ) = 18 [pid 21212] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21212] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21212] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21212] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21212] exit_group(0) = ? [pid 21212] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20922", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20922", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20922/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20922/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20922/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20922") = 0 mkdir("./20923", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21213 ./strace-static-x86_64: Process 21213 attached [pid 21213] set_robust_list(0x55555e144660, 24) = 0 [pid 21213] chdir("./20923") = 0 [pid 21213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21213] setpgid(0, 0) = 0 [pid 21213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21213] write(3, "1000", 4) = 4 [pid 21213] close(3) = 0 [pid 21213] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21213] write(1, "executing program\n", 18executing program ) = 18 [pid 21213] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21213] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21213] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21213] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21213] exit_group(0) = ? [pid 21213] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20923", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20923", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20923/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20923/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20923/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20923") = 0 mkdir("./20924", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21214 ./strace-static-x86_64: Process 21214 attached [pid 21214] set_robust_list(0x55555e144660, 24) = 0 [pid 21214] chdir("./20924") = 0 [pid 21214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21214] setpgid(0, 0) = 0 [pid 21214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21214] write(3, "1000", 4) = 4 [pid 21214] close(3) = 0 [pid 21214] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21214] write(1, "executing program\n", 18) = 18 [pid 21214] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21214] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21214] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21214] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21214] exit_group(0) = ? [pid 21214] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20924", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20924", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20924/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20924/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20924/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20924") = 0 mkdir("./20925", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21215 attached , child_tidptr=0x55555e144650) = 21215 [pid 21215] set_robust_list(0x55555e144660, 24) = 0 [pid 21215] chdir("./20925") = 0 [pid 21215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21215] setpgid(0, 0) = 0 [pid 21215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21215] write(3, "1000", 4) = 4 [pid 21215] close(3) = 0 [pid 21215] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21215] write(1, "executing program\n", 18executing program ) = 18 [pid 21215] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21215] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21215] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21215] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21215] exit_group(0) = ? [pid 21215] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20925", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20925", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20925/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20925/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20925/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20925") = 0 mkdir("./20926", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21216 ./strace-static-x86_64: Process 21216 attached [pid 21216] set_robust_list(0x55555e144660, 24) = 0 [pid 21216] chdir("./20926") = 0 [pid 21216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21216] setpgid(0, 0) = 0 [pid 21216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21216] write(3, "1000", 4) = 4 [pid 21216] close(3) = 0 [pid 21216] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21216] write(1, "executing program\n", 18executing program ) = 18 [pid 21216] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21216] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21216] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21216] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21216] exit_group(0) = ? [pid 21216] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20926", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20926", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20926/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20926/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20926/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20926") = 0 mkdir("./20927", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21217 ./strace-static-x86_64: Process 21217 attached [pid 21217] set_robust_list(0x55555e144660, 24) = 0 [pid 21217] chdir("./20927") = 0 [pid 21217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21217] setpgid(0, 0) = 0 [pid 21217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21217] write(3, "1000", 4) = 4 [pid 21217] close(3) = 0 [pid 21217] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21217] write(1, "executing program\n", 18executing program ) = 18 [pid 21217] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21217] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21217] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21217] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21217] exit_group(0) = ? [pid 21217] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20927", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20927", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20927/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20927/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20927/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20927") = 0 mkdir("./20928", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21218 ./strace-static-x86_64: Process 21218 attached [pid 21218] set_robust_list(0x55555e144660, 24) = 0 [pid 21218] chdir("./20928") = 0 [pid 21218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21218] setpgid(0, 0) = 0 [pid 21218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21218] write(3, "1000", 4) = 4 [pid 21218] close(3) = 0 [pid 21218] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21218] write(1, "executing program\n", 18executing program ) = 18 [pid 21218] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21218] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21218] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21218] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21218] exit_group(0) = ? [pid 21218] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20928", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20928", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20928/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20928/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20928/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20928") = 0 mkdir("./20929", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21219 ./strace-static-x86_64: Process 21219 attached [pid 21219] set_robust_list(0x55555e144660, 24) = 0 [pid 21219] chdir("./20929") = 0 [pid 21219] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21219] setpgid(0, 0) = 0 [pid 21219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21219] write(3, "1000", 4) = 4 [pid 21219] close(3) = 0 [pid 21219] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21219] write(1, "executing program\n", 18executing program ) = 18 [pid 21219] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21219] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21219] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21219] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21219] exit_group(0) = ? [pid 21219] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20929", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20929", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20929/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20929/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20929/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20929") = 0 mkdir("./20930", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21220 ./strace-static-x86_64: Process 21220 attached [pid 21220] set_robust_list(0x55555e144660, 24) = 0 [pid 21220] chdir("./20930") = 0 [pid 21220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21220] setpgid(0, 0) = 0 [pid 21220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21220] write(3, "1000", 4) = 4 [pid 21220] close(3) = 0 [pid 21220] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21220] write(1, "executing program\n", 18executing program ) = 18 [pid 21220] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21220] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21220] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21220] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21220] exit_group(0) = ? [pid 21220] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20930", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20930", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20930/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20930/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20930/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20930") = 0 mkdir("./20931", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21221 attached , child_tidptr=0x55555e144650) = 21221 [pid 21221] set_robust_list(0x55555e144660, 24) = 0 [pid 21221] chdir("./20931") = 0 [pid 21221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21221] setpgid(0, 0) = 0 [pid 21221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21221] write(3, "1000", 4) = 4 [pid 21221] close(3) = 0 [pid 21221] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21221] write(1, "executing program\n", 18executing program ) = 18 [pid 21221] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21221] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21221] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21221] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21221] exit_group(0) = ? [pid 21221] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20931", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20931", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20931/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20931/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20931/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20931") = 0 mkdir("./20932", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21222 attached , child_tidptr=0x55555e144650) = 21222 [pid 21222] set_robust_list(0x55555e144660, 24) = 0 [pid 21222] chdir("./20932") = 0 [pid 21222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21222] setpgid(0, 0) = 0 [pid 21222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21222] write(3, "1000", 4) = 4 [pid 21222] close(3) = 0 [pid 21222] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21222] write(1, "executing program\n", 18executing program ) = 18 [pid 21222] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21222] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21222] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21222] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21222] exit_group(0) = ? [pid 21222] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20932", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20932", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20932/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20932/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20932/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20932") = 0 mkdir("./20933", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21223 ./strace-static-x86_64: Process 21223 attached [pid 21223] set_robust_list(0x55555e144660, 24) = 0 [pid 21223] chdir("./20933") = 0 [pid 21223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21223] setpgid(0, 0) = 0 [pid 21223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21223] write(3, "1000", 4) = 4 [pid 21223] close(3) = 0 [pid 21223] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21223] write(1, "executing program\n", 18executing program ) = 18 [pid 21223] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21223] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21223] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21223] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21223] exit_group(0) = ? [pid 21223] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20933", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20933", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20933/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20933/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20933/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20933") = 0 mkdir("./20934", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21224 ./strace-static-x86_64: Process 21224 attached [pid 21224] set_robust_list(0x55555e144660, 24) = 0 [pid 21224] chdir("./20934") = 0 [pid 21224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21224] setpgid(0, 0) = 0 [pid 21224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21224] write(3, "1000", 4) = 4 [pid 21224] close(3) = 0 [pid 21224] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21224] write(1, "executing program\n", 18executing program ) = 18 [pid 21224] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21224] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21224] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21224] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21224] exit_group(0) = ? [pid 21224] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20934", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20934", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20934/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20934/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20934/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20934") = 0 mkdir("./20935", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21225 ./strace-static-x86_64: Process 21225 attached [pid 21225] set_robust_list(0x55555e144660, 24) = 0 [pid 21225] chdir("./20935") = 0 [pid 21225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21225] setpgid(0, 0) = 0 [pid 21225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21225] write(3, "1000", 4) = 4 [pid 21225] close(3) = 0 executing program [pid 21225] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21225] write(1, "executing program\n", 18) = 18 [pid 21225] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21225] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21225] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21225] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21225] exit_group(0) = ? [pid 21225] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20935", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20935", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20935/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20935/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20935/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20935") = 0 mkdir("./20936", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21226 attached , child_tidptr=0x55555e144650) = 21226 [pid 21226] set_robust_list(0x55555e144660, 24) = 0 [pid 21226] chdir("./20936") = 0 [pid 21226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21226] setpgid(0, 0) = 0 [pid 21226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21226] write(3, "1000", 4) = 4 [pid 21226] close(3) = 0 [pid 21226] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21226] write(1, "executing program\n", 18executing program ) = 18 [pid 21226] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21226] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21226] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21226] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21226] exit_group(0) = ? [pid 21226] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20936", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20936", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20936/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20936/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20936/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20936") = 0 mkdir("./20937", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21227 attached , child_tidptr=0x55555e144650) = 21227 [pid 21227] set_robust_list(0x55555e144660, 24) = 0 [pid 21227] chdir("./20937") = 0 [pid 21227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21227] setpgid(0, 0) = 0 [pid 21227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21227] write(3, "1000", 4) = 4 [pid 21227] close(3) = 0 [pid 21227] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21227] write(1, "executing program\n", 18executing program ) = 18 [pid 21227] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21227] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21227] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21227] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21227] exit_group(0) = ? [pid 21227] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20937", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20937", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20937/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20937/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20937/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20937") = 0 mkdir("./20938", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21228 ./strace-static-x86_64: Process 21228 attached [pid 21228] set_robust_list(0x55555e144660, 24) = 0 [pid 21228] chdir("./20938") = 0 [pid 21228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21228] setpgid(0, 0) = 0 [pid 21228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21228] write(3, "1000", 4) = 4 [pid 21228] close(3) = 0 [pid 21228] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21228] write(1, "executing program\n", 18executing program ) = 18 [pid 21228] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21228] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21228] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21228] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21228] exit_group(0) = ? [pid 21228] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20938", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20938", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20938/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20938/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20938/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20938") = 0 mkdir("./20939", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21229 attached , child_tidptr=0x55555e144650) = 21229 [pid 21229] set_robust_list(0x55555e144660, 24) = 0 [pid 21229] chdir("./20939") = 0 [pid 21229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21229] setpgid(0, 0) = 0 [pid 21229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21229] write(3, "1000", 4) = 4 [pid 21229] close(3) = 0 [pid 21229] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21229] write(1, "executing program\n", 18) = 18 [pid 21229] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21229] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21229] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21229] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21229] exit_group(0) = ? [pid 21229] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20939", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20939", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20939/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20939/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20939/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20939") = 0 mkdir("./20940", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21230 ./strace-static-x86_64: Process 21230 attached [pid 21230] set_robust_list(0x55555e144660, 24) = 0 [pid 21230] chdir("./20940") = 0 [pid 21230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21230] setpgid(0, 0) = 0 [pid 21230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21230] write(3, "1000", 4) = 4 [pid 21230] close(3) = 0 [pid 21230] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21230] write(1, "executing program\n", 18executing program ) = 18 [pid 21230] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21230] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21230] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21230] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21230] exit_group(0) = ? [pid 21230] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20940", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20940", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20940/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20940/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20940/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20940") = 0 mkdir("./20941", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21231 ./strace-static-x86_64: Process 21231 attached [pid 21231] set_robust_list(0x55555e144660, 24) = 0 [pid 21231] chdir("./20941") = 0 [pid 21231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21231] setpgid(0, 0) = 0 [pid 21231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21231] write(3, "1000", 4) = 4 [pid 21231] close(3) = 0 [pid 21231] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21231] write(1, "executing program\n", 18executing program ) = 18 [pid 21231] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21231] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21231] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21231] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21231] exit_group(0) = ? [pid 21231] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20941", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20941", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20941/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20941/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20941/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20941") = 0 mkdir("./20942", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21232 ./strace-static-x86_64: Process 21232 attached [pid 21232] set_robust_list(0x55555e144660, 24) = 0 [pid 21232] chdir("./20942") = 0 [pid 21232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21232] setpgid(0, 0) = 0 [pid 21232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21232] write(3, "1000", 4) = 4 [pid 21232] close(3) = 0 [pid 21232] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21232] write(1, "executing program\n", 18executing program ) = 18 [pid 21232] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21232] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21232] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21232] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21232] exit_group(0) = ? [pid 21232] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20942", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20942", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20942/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20942/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20942/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20942") = 0 mkdir("./20943", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21233 ./strace-static-x86_64: Process 21233 attached [pid 21233] set_robust_list(0x55555e144660, 24) = 0 [pid 21233] chdir("./20943") = 0 [pid 21233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21233] setpgid(0, 0) = 0 [pid 21233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21233] write(3, "1000", 4) = 4 [pid 21233] close(3) = 0 [pid 21233] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21233] write(1, "executing program\n", 18executing program ) = 18 [pid 21233] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21233] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21233] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21233] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21233] exit_group(0) = ? [pid 21233] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20943", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20943", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20943/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20943/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20943/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20943") = 0 mkdir("./20944", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21234 attached , child_tidptr=0x55555e144650) = 21234 [pid 21234] set_robust_list(0x55555e144660, 24) = 0 [pid 21234] chdir("./20944") = 0 [pid 21234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21234] setpgid(0, 0) = 0 [pid 21234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21234] write(3, "1000", 4) = 4 [pid 21234] close(3) = 0 [pid 21234] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21234] write(1, "executing program\n", 18executing program ) = 18 [pid 21234] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21234] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21234] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21234] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21234] exit_group(0) = ? [pid 21234] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20944", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20944", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20944/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20944/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20944/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20944") = 0 mkdir("./20945", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21235 ./strace-static-x86_64: Process 21235 attached [pid 21235] set_robust_list(0x55555e144660, 24) = 0 [pid 21235] chdir("./20945") = 0 [pid 21235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21235] setpgid(0, 0) = 0 [pid 21235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21235] write(3, "1000", 4) = 4 [pid 21235] close(3) = 0 [pid 21235] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21235] write(1, "executing program\n", 18executing program ) = 18 [pid 21235] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21235] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21235] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21235] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21235] exit_group(0) = ? [pid 21235] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20945", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20945", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20945/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20945/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20945/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20945") = 0 mkdir("./20946", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21236 ./strace-static-x86_64: Process 21236 attached [pid 21236] set_robust_list(0x55555e144660, 24) = 0 [pid 21236] chdir("./20946") = 0 [pid 21236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21236] setpgid(0, 0) = 0 [pid 21236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21236] write(3, "1000", 4) = 4 [pid 21236] close(3) = 0 [pid 21236] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21236] write(1, "executing program\n", 18) = 18 [pid 21236] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21236] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21236] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21236] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21236] exit_group(0) = ? [pid 21236] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20946", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20946", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20946/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20946/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20946/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20946") = 0 mkdir("./20947", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21237 ./strace-static-x86_64: Process 21237 attached [pid 21237] set_robust_list(0x55555e144660, 24) = 0 [pid 21237] chdir("./20947") = 0 [pid 21237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21237] setpgid(0, 0) = 0 [pid 21237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21237] write(3, "1000", 4) = 4 [pid 21237] close(3) = 0 [pid 21237] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21237] write(1, "executing program\n", 18) = 18 [pid 21237] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21237] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21237] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21237] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21237] exit_group(0) = ? [pid 21237] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20947", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20947", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20947/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20947/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20947/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20947") = 0 mkdir("./20948", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21238 attached [pid 21238] set_robust_list(0x55555e144660, 24) = 0 [pid 21238] chdir("./20948" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21238 [pid 21238] <... chdir resumed>) = 0 [pid 21238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21238] setpgid(0, 0) = 0 [pid 21238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21238] write(3, "1000", 4) = 4 [pid 21238] close(3) = 0 [pid 21238] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21238] write(1, "executing program\n", 18) = 18 [pid 21238] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21238] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21238] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21238] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21238] exit_group(0) = ? [pid 21238] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20948", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20948", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20948/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20948/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20948/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20948") = 0 mkdir("./20949", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21239 ./strace-static-x86_64: Process 21239 attached [pid 21239] set_robust_list(0x55555e144660, 24) = 0 [pid 21239] chdir("./20949") = 0 [pid 21239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21239] setpgid(0, 0) = 0 [pid 21239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21239] write(3, "1000", 4) = 4 [pid 21239] close(3) = 0 [pid 21239] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21239] write(1, "executing program\n", 18executing program ) = 18 [pid 21239] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21239] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21239] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21239] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21239] exit_group(0) = ? [pid 21239] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20949", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20949", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20949/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20949/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20949/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20949") = 0 mkdir("./20950", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21240 attached , child_tidptr=0x55555e144650) = 21240 [pid 21240] set_robust_list(0x55555e144660, 24) = 0 [pid 21240] chdir("./20950") = 0 [pid 21240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21240] setpgid(0, 0) = 0 [pid 21240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21240] write(3, "1000", 4) = 4 [pid 21240] close(3) = 0 [pid 21240] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21240] write(1, "executing program\n", 18) = 18 [pid 21240] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21240] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21240] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21240] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21240] exit_group(0) = ? [pid 21240] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20950", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20950", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20950/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20950/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20950/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20950") = 0 mkdir("./20951", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21241 attached , child_tidptr=0x55555e144650) = 21241 [pid 21241] set_robust_list(0x55555e144660, 24) = 0 [pid 21241] chdir("./20951") = 0 [pid 21241] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21241] setpgid(0, 0) = 0 [pid 21241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21241] write(3, "1000", 4) = 4 [pid 21241] close(3) = 0 [pid 21241] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21241] write(1, "executing program\n", 18) = 18 [pid 21241] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21241] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21241] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21241] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21241] exit_group(0) = ? [pid 21241] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20951", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20951", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20951/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20951/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20951/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20951") = 0 mkdir("./20952", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21242 ./strace-static-x86_64: Process 21242 attached [pid 21242] set_robust_list(0x55555e144660, 24) = 0 [pid 21242] chdir("./20952") = 0 [pid 21242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21242] setpgid(0, 0) = 0 [pid 21242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21242] write(3, "1000", 4) = 4 [pid 21242] close(3) = 0 [pid 21242] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21242] write(1, "executing program\n", 18executing program ) = 18 [pid 21242] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21242] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21242] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21242] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21242] exit_group(0) = ? [pid 21242] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20952", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20952", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20952/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20952/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20952/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20952") = 0 mkdir("./20953", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21243 ./strace-static-x86_64: Process 21243 attached [pid 21243] set_robust_list(0x55555e144660, 24) = 0 [pid 21243] chdir("./20953") = 0 [pid 21243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21243] setpgid(0, 0) = 0 [pid 21243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21243] write(3, "1000", 4) = 4 [pid 21243] close(3) = 0 [pid 21243] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21243] write(1, "executing program\n", 18executing program ) = 18 [pid 21243] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21243] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21243] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21243] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21243] exit_group(0) = ? [pid 21243] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20953", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20953", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20953/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20953/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20953/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20953") = 0 mkdir("./20954", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21244 attached , child_tidptr=0x55555e144650) = 21244 [pid 21244] set_robust_list(0x55555e144660, 24) = 0 [pid 21244] chdir("./20954") = 0 [pid 21244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21244] setpgid(0, 0) = 0 [pid 21244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21244] write(3, "1000", 4) = 4 [pid 21244] close(3) = 0 [pid 21244] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21244] write(1, "executing program\n", 18executing program ) = 18 [pid 21244] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21244] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21244] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21244] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21244] exit_group(0) = ? [pid 21244] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20954", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20954", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20954/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20954/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20954/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20954") = 0 mkdir("./20955", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21245 attached , child_tidptr=0x55555e144650) = 21245 [pid 21245] set_robust_list(0x55555e144660, 24) = 0 [pid 21245] chdir("./20955") = 0 [pid 21245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21245] setpgid(0, 0) = 0 [pid 21245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21245] write(3, "1000", 4) = 4 [pid 21245] close(3) = 0 [pid 21245] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21245] write(1, "executing program\n", 18) = 18 [pid 21245] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21245] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21245] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21245] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21245] exit_group(0) = ? [pid 21245] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20955", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20955", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20955/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20955/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20955/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20955") = 0 mkdir("./20956", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21246 ./strace-static-x86_64: Process 21246 attached [pid 21246] set_robust_list(0x55555e144660, 24) = 0 [pid 21246] chdir("./20956") = 0 [pid 21246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21246] setpgid(0, 0) = 0 [pid 21246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21246] write(3, "1000", 4) = 4 [pid 21246] close(3) = 0 [pid 21246] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21246] write(1, "executing program\n", 18executing program ) = 18 [pid 21246] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21246] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21246] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21246] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21246] exit_group(0) = ? [pid 21246] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20956", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20956", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20956/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20956/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20956/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20956") = 0 mkdir("./20957", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21247 ./strace-static-x86_64: Process 21247 attached [pid 21247] set_robust_list(0x55555e144660, 24) = 0 [pid 21247] chdir("./20957") = 0 [pid 21247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21247] setpgid(0, 0) = 0 [pid 21247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21247] write(3, "1000", 4) = 4 [pid 21247] close(3) = 0 [pid 21247] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21247] write(1, "executing program\n", 18) = 18 [pid 21247] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21247] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21247] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21247] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21247] exit_group(0) = ? [pid 21247] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20957", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20957", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20957/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20957/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20957/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20957") = 0 mkdir("./20958", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21248 ./strace-static-x86_64: Process 21248 attached [pid 21248] set_robust_list(0x55555e144660, 24) = 0 [pid 21248] chdir("./20958") = 0 [pid 21248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21248] setpgid(0, 0) = 0 [pid 21248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21248] write(3, "1000", 4) = 4 [pid 21248] close(3) = 0 [pid 21248] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21248] write(1, "executing program\n", 18) = 18 [pid 21248] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21248] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21248] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21248] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21248] exit_group(0) = ? [pid 21248] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20958", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20958", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20958/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20958/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20958/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20958") = 0 mkdir("./20959", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21249 ./strace-static-x86_64: Process 21249 attached [pid 21249] set_robust_list(0x55555e144660, 24) = 0 [pid 21249] chdir("./20959") = 0 [pid 21249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21249] setpgid(0, 0) = 0 [pid 21249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21249] write(3, "1000", 4) = 4 [pid 21249] close(3) = 0 [pid 21249] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21249] write(1, "executing program\n", 18executing program ) = 18 [pid 21249] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21249] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21249] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21249] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21249] exit_group(0) = ? [pid 21249] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20959", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20959", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20959/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20959/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20959/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20959") = 0 mkdir("./20960", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21250 ./strace-static-x86_64: Process 21250 attached [pid 21250] set_robust_list(0x55555e144660, 24) = 0 [pid 21250] chdir("./20960") = 0 [pid 21250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21250] setpgid(0, 0) = 0 [pid 21250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21250] write(3, "1000", 4) = 4 [pid 21250] close(3) = 0 [pid 21250] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21250] write(1, "executing program\n", 18executing program ) = 18 [pid 21250] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21250] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21250] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21250] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21250] exit_group(0) = ? [pid 21250] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20960", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20960", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20960/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20960/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20960/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20960") = 0 mkdir("./20961", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21251 attached , child_tidptr=0x55555e144650) = 21251 [pid 21251] set_robust_list(0x55555e144660, 24) = 0 [pid 21251] chdir("./20961") = 0 [pid 21251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21251] setpgid(0, 0) = 0 [pid 21251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21251] write(3, "1000", 4) = 4 [pid 21251] close(3) = 0 [pid 21251] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21251] write(1, "executing program\n", 18executing program ) = 18 [pid 21251] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21251] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21251] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21251] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21251] exit_group(0) = ? [pid 21251] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20961", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20961", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20961/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20961/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20961/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20961") = 0 mkdir("./20962", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21252 ./strace-static-x86_64: Process 21252 attached [pid 21252] set_robust_list(0x55555e144660, 24) = 0 [pid 21252] chdir("./20962") = 0 [pid 21252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21252] setpgid(0, 0) = 0 [pid 21252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21252] write(3, "1000", 4) = 4 [pid 21252] close(3) = 0 [pid 21252] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21252] write(1, "executing program\n", 18executing program ) = 18 [pid 21252] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21252] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21252] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21252] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21252] exit_group(0) = ? [pid 21252] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20962", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20962", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20962/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20962/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20962/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20962") = 0 mkdir("./20963", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21253 ./strace-static-x86_64: Process 21253 attached [pid 21253] set_robust_list(0x55555e144660, 24) = 0 [pid 21253] chdir("./20963") = 0 [pid 21253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21253] setpgid(0, 0) = 0 [pid 21253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21253] write(3, "1000", 4) = 4 [pid 21253] close(3) = 0 [pid 21253] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21253] write(1, "executing program\n", 18) = 18 [pid 21253] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21253] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21253] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21253] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21253] exit_group(0) = ? [pid 21253] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20963", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20963", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20963/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20963/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20963/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20963") = 0 mkdir("./20964", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21254 attached , child_tidptr=0x55555e144650) = 21254 [pid 21254] set_robust_list(0x55555e144660, 24) = 0 [pid 21254] chdir("./20964") = 0 [pid 21254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21254] setpgid(0, 0) = 0 [pid 21254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21254] write(3, "1000", 4) = 4 [pid 21254] close(3) = 0 [pid 21254] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21254] write(1, "executing program\n", 18executing program ) = 18 [pid 21254] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21254] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21254] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21254] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21254] exit_group(0) = ? [pid 21254] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20964", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20964", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20964/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20964/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20964/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20964") = 0 mkdir("./20965", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21255 ./strace-static-x86_64: Process 21255 attached [pid 21255] set_robust_list(0x55555e144660, 24) = 0 [pid 21255] chdir("./20965") = 0 [pid 21255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21255] setpgid(0, 0) = 0 [pid 21255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21255] write(3, "1000", 4) = 4 [pid 21255] close(3) = 0 [pid 21255] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21255] write(1, "executing program\n", 18executing program ) = 18 [pid 21255] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21255] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21255] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21255] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21255] exit_group(0) = ? [pid 21255] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20965", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20965", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20965/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20965/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20965/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20965") = 0 mkdir("./20966", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21256 attached , child_tidptr=0x55555e144650) = 21256 [pid 21256] set_robust_list(0x55555e144660, 24) = 0 [pid 21256] chdir("./20966") = 0 [pid 21256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21256] setpgid(0, 0) = 0 [pid 21256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21256] write(3, "1000", 4) = 4 [pid 21256] close(3) = 0 [pid 21256] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21256] write(1, "executing program\n", 18) = 18 [pid 21256] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21256] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21256] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21256] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21256] exit_group(0) = ? [pid 21256] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20966", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20966", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20966/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20966/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20966/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20966") = 0 mkdir("./20967", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21257 ./strace-static-x86_64: Process 21257 attached [pid 21257] set_robust_list(0x55555e144660, 24) = 0 [pid 21257] chdir("./20967") = 0 [pid 21257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21257] setpgid(0, 0) = 0 [pid 21257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21257] write(3, "1000", 4) = 4 [pid 21257] close(3) = 0 [pid 21257] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21257] write(1, "executing program\n", 18executing program ) = 18 [pid 21257] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21257] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21257] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21257] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21257] exit_group(0) = ? [pid 21257] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20967", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20967", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20967/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20967/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20967/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20967") = 0 mkdir("./20968", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21258 ./strace-static-x86_64: Process 21258 attached [pid 21258] set_robust_list(0x55555e144660, 24) = 0 [pid 21258] chdir("./20968") = 0 [pid 21258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21258] setpgid(0, 0) = 0 [pid 21258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21258] write(3, "1000", 4) = 4 [pid 21258] close(3) = 0 [pid 21258] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21258] write(1, "executing program\n", 18executing program ) = 18 [pid 21258] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21258] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21258] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21258] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21258] exit_group(0) = ? [pid 21258] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20968", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20968", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20968/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20968/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20968/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20968") = 0 mkdir("./20969", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21259 attached , child_tidptr=0x55555e144650) = 21259 [pid 21259] set_robust_list(0x55555e144660, 24) = 0 [pid 21259] chdir("./20969") = 0 [pid 21259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21259] setpgid(0, 0) = 0 [pid 21259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21259] write(3, "1000", 4) = 4 [pid 21259] close(3) = 0 [pid 21259] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21259] write(1, "executing program\n", 18executing program ) = 18 [pid 21259] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21259] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21259] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21259] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21259] exit_group(0) = ? [pid 21259] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20969", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20969", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20969/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20969/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20969/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20969") = 0 mkdir("./20970", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21260 attached , child_tidptr=0x55555e144650) = 21260 [pid 21260] set_robust_list(0x55555e144660, 24) = 0 [pid 21260] chdir("./20970") = 0 [pid 21260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21260] setpgid(0, 0) = 0 [pid 21260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21260] write(3, "1000", 4) = 4 [pid 21260] close(3) = 0 [pid 21260] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21260] write(1, "executing program\n", 18executing program ) = 18 [pid 21260] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21260] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21260] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21260] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21260] exit_group(0) = ? [pid 21260] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20970", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20970", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20970/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20970/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20970/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20970") = 0 mkdir("./20971", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21261 ./strace-static-x86_64: Process 21261 attached [pid 21261] set_robust_list(0x55555e144660, 24) = 0 [pid 21261] chdir("./20971") = 0 [pid 21261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21261] setpgid(0, 0) = 0 [pid 21261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21261] write(3, "1000", 4) = 4 [pid 21261] close(3) = 0 [pid 21261] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21261] write(1, "executing program\n", 18executing program ) = 18 [pid 21261] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21261] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21261] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21261] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21261] exit_group(0) = ? [pid 21261] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20971", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20971", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20971/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20971/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20971/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20971") = 0 mkdir("./20972", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21262 ./strace-static-x86_64: Process 21262 attached [pid 21262] set_robust_list(0x55555e144660, 24) = 0 [pid 21262] chdir("./20972") = 0 [pid 21262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21262] setpgid(0, 0) = 0 [pid 21262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21262] write(3, "1000", 4) = 4 [pid 21262] close(3) = 0 [pid 21262] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21262] write(1, "executing program\n", 18executing program ) = 18 [pid 21262] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21262] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21262] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21262] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21262] exit_group(0) = ? [pid 21262] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20972", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20972", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20972/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20972/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20972/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20972") = 0 mkdir("./20973", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21263 ./strace-static-x86_64: Process 21263 attached [pid 21263] set_robust_list(0x55555e144660, 24) = 0 [pid 21263] chdir("./20973") = 0 [pid 21263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21263] setpgid(0, 0) = 0 [pid 21263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21263] write(3, "1000", 4) = 4 [pid 21263] close(3) = 0 [pid 21263] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21263] write(1, "executing program\n", 18executing program ) = 18 [pid 21263] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21263] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21263] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21263] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21263] exit_group(0) = ? [pid 21263] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20973", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20973", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20973/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20973/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20973/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20973") = 0 mkdir("./20974", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21264 attached , child_tidptr=0x55555e144650) = 21264 [pid 21264] set_robust_list(0x55555e144660, 24) = 0 [pid 21264] chdir("./20974") = 0 [pid 21264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21264] setpgid(0, 0) = 0 [pid 21264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21264] write(3, "1000", 4) = 4 [pid 21264] close(3) = 0 [pid 21264] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21264] write(1, "executing program\n", 18executing program ) = 18 [pid 21264] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21264] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21264] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21264] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21264] exit_group(0) = ? [pid 21264] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20974", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20974", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20974/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20974/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20974/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20974") = 0 mkdir("./20975", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21265 attached , child_tidptr=0x55555e144650) = 21265 [pid 21265] set_robust_list(0x55555e144660, 24) = 0 [pid 21265] chdir("./20975") = 0 [pid 21265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21265] setpgid(0, 0) = 0 [pid 21265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21265] write(3, "1000", 4) = 4 [pid 21265] close(3) = 0 [pid 21265] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21265] write(1, "executing program\n", 18) = 18 [pid 21265] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21265] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21265] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21265] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21265] exit_group(0) = ? [pid 21265] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20975", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20975", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20975/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20975/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20975/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20975") = 0 mkdir("./20976", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21266 ./strace-static-x86_64: Process 21266 attached [pid 21266] set_robust_list(0x55555e144660, 24) = 0 [pid 21266] chdir("./20976") = 0 [pid 21266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21266] setpgid(0, 0) = 0 [pid 21266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21266] write(3, "1000", 4) = 4 [pid 21266] close(3) = 0 [pid 21266] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21266] write(1, "executing program\n", 18executing program ) = 18 [pid 21266] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21266] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21266] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21266] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21266] exit_group(0) = ? [pid 21266] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20976", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20976", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20976/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20976/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20976/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20976") = 0 mkdir("./20977", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21267 attached , child_tidptr=0x55555e144650) = 21267 [pid 21267] set_robust_list(0x55555e144660, 24) = 0 [pid 21267] chdir("./20977") = 0 [pid 21267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21267] setpgid(0, 0) = 0 [pid 21267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21267] write(3, "1000", 4) = 4 [pid 21267] close(3) = 0 [pid 21267] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21267] write(1, "executing program\n", 18) = 18 [pid 21267] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21267] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21267] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21267] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21267] exit_group(0) = ? [pid 21267] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20977", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20977", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20977/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20977/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20977/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20977") = 0 mkdir("./20978", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21268 attached , child_tidptr=0x55555e144650) = 21268 [pid 21268] set_robust_list(0x55555e144660, 24) = 0 [pid 21268] chdir("./20978") = 0 [pid 21268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21268] setpgid(0, 0) = 0 [pid 21268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21268] write(3, "1000", 4) = 4 [pid 21268] close(3) = 0 [pid 21268] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21268] write(1, "executing program\n", 18executing program ) = 18 [pid 21268] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21268] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21268] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21268] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21268] exit_group(0) = ? [pid 21268] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20978", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20978", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20978/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20978/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20978/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20978") = 0 mkdir("./20979", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21269 ./strace-static-x86_64: Process 21269 attached [pid 21269] set_robust_list(0x55555e144660, 24) = 0 [pid 21269] chdir("./20979") = 0 [pid 21269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21269] setpgid(0, 0) = 0 [pid 21269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21269] write(3, "1000", 4) = 4 [pid 21269] close(3) = 0 [pid 21269] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21269] write(1, "executing program\n", 18executing program ) = 18 [pid 21269] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21269] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21269] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21269] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21269] exit_group(0) = ? [pid 21269] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20979", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20979", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20979/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20979/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20979/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20979") = 0 mkdir("./20980", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21270 ./strace-static-x86_64: Process 21270 attached [pid 21270] set_robust_list(0x55555e144660, 24) = 0 [pid 21270] chdir("./20980") = 0 [pid 21270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21270] setpgid(0, 0) = 0 [pid 21270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21270] write(3, "1000", 4) = 4 [pid 21270] close(3) = 0 [pid 21270] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21270] write(1, "executing program\n", 18) = 18 [pid 21270] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21270] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21270] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21270] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21270] exit_group(0) = ? [pid 21270] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20980", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20980", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20980/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20980/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20980/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20980") = 0 mkdir("./20981", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21271 attached , child_tidptr=0x55555e144650) = 21271 [pid 21271] set_robust_list(0x55555e144660, 24) = 0 [pid 21271] chdir("./20981") = 0 [pid 21271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21271] setpgid(0, 0) = 0 [pid 21271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21271] write(3, "1000", 4) = 4 [pid 21271] close(3) = 0 [pid 21271] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21271] write(1, "executing program\n", 18executing program ) = 18 [pid 21271] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21271] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21271] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21271] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21271] exit_group(0) = ? [pid 21271] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20981", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20981", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20981/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20981/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20981/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20981") = 0 mkdir("./20982", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21272 ./strace-static-x86_64: Process 21272 attached [pid 21272] set_robust_list(0x55555e144660, 24) = 0 [pid 21272] chdir("./20982") = 0 [pid 21272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21272] setpgid(0, 0) = 0 [pid 21272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21272] write(3, "1000", 4) = 4 [pid 21272] close(3) = 0 [pid 21272] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21272] write(1, "executing program\n", 18executing program ) = 18 [pid 21272] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21272] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21272] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21272] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21272] exit_group(0) = ? [pid 21272] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20982", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20982", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20982/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20982/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20982/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20982") = 0 mkdir("./20983", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21273 attached , child_tidptr=0x55555e144650) = 21273 [pid 21273] set_robust_list(0x55555e144660, 24) = 0 [pid 21273] chdir("./20983") = 0 [pid 21273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21273] setpgid(0, 0) = 0 [pid 21273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21273] write(3, "1000", 4) = 4 [pid 21273] close(3) = 0 [pid 21273] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21273] write(1, "executing program\n", 18executing program ) = 18 [pid 21273] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21273] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21273] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21273] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21273] exit_group(0) = ? [pid 21273] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20983", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20983", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20983/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20983/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20983/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20983") = 0 mkdir("./20984", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21274 attached , child_tidptr=0x55555e144650) = 21274 [pid 21274] set_robust_list(0x55555e144660, 24) = 0 [pid 21274] chdir("./20984") = 0 [pid 21274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21274] setpgid(0, 0) = 0 [pid 21274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21274] write(3, "1000", 4) = 4 [pid 21274] close(3) = 0 [pid 21274] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21274] write(1, "executing program\n", 18) = 18 [pid 21274] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21274] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21274] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21274] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21274] exit_group(0) = ? [pid 21274] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20984", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20984", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20984/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20984/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20984/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20984") = 0 mkdir("./20985", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21275 ./strace-static-x86_64: Process 21275 attached [pid 21275] set_robust_list(0x55555e144660, 24) = 0 [pid 21275] chdir("./20985") = 0 [pid 21275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21275] setpgid(0, 0) = 0 [pid 21275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21275] write(3, "1000", 4) = 4 [pid 21275] close(3) = 0 [pid 21275] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21275] write(1, "executing program\n", 18executing program ) = 18 [pid 21275] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21275] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21275] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21275] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21275] exit_group(0) = ? [pid 21275] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20985", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20985", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20985/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20985/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20985/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20985") = 0 mkdir("./20986", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21276 ./strace-static-x86_64: Process 21276 attached [pid 21276] set_robust_list(0x55555e144660, 24) = 0 [pid 21276] chdir("./20986") = 0 [pid 21276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21276] setpgid(0, 0) = 0 [pid 21276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21276] write(3, "1000", 4) = 4 [pid 21276] close(3) = 0 [pid 21276] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21276] write(1, "executing program\n", 18) = 18 [pid 21276] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21276] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21276] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21276] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21276] exit_group(0) = ? [pid 21276] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20986", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20986", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20986/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20986/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20986/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20986") = 0 mkdir("./20987", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21277 attached , child_tidptr=0x55555e144650) = 21277 [pid 21277] set_robust_list(0x55555e144660, 24) = 0 [pid 21277] chdir("./20987") = 0 [pid 21277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21277] setpgid(0, 0) = 0 [pid 21277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21277] write(3, "1000", 4) = 4 [pid 21277] close(3) = 0 [pid 21277] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21277] write(1, "executing program\n", 18executing program ) = 18 [pid 21277] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21277] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21277] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21277] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21277] exit_group(0) = ? [pid 21277] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20987", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20987", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20987/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20987/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20987/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20987") = 0 mkdir("./20988", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21278 ./strace-static-x86_64: Process 21278 attached [pid 21278] set_robust_list(0x55555e144660, 24) = 0 [pid 21278] chdir("./20988") = 0 [pid 21278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21278] setpgid(0, 0) = 0 [pid 21278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21278] write(3, "1000", 4) = 4 [pid 21278] close(3) = 0 [pid 21278] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21278] write(1, "executing program\n", 18executing program ) = 18 [pid 21278] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21278] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21278] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21278] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21278] exit_group(0) = ? [pid 21278] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20988", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20988", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20988/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20988/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20988/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20988") = 0 mkdir("./20989", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21279 ./strace-static-x86_64: Process 21279 attached [pid 21279] set_robust_list(0x55555e144660, 24) = 0 [pid 21279] chdir("./20989") = 0 [pid 21279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21279] setpgid(0, 0) = 0 [pid 21279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21279] write(3, "1000", 4) = 4 [pid 21279] close(3) = 0 [pid 21279] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21279] write(1, "executing program\n", 18) = 18 [pid 21279] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21279] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21279] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21279] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21279] exit_group(0) = ? [pid 21279] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20989", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20989", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20989/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20989/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20989/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20989") = 0 mkdir("./20990", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21280 attached , child_tidptr=0x55555e144650) = 21280 [pid 21280] set_robust_list(0x55555e144660, 24) = 0 [pid 21280] chdir("./20990") = 0 [pid 21280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21280] setpgid(0, 0) = 0 [pid 21280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21280] write(3, "1000", 4) = 4 [pid 21280] close(3) = 0 [pid 21280] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21280] write(1, "executing program\n", 18executing program ) = 18 [pid 21280] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21280] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21280] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21280] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21280] exit_group(0) = ? [pid 21280] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20990", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20990", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20990/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20990/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20990/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20990") = 0 mkdir("./20991", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21281 attached , child_tidptr=0x55555e144650) = 21281 [pid 21281] set_robust_list(0x55555e144660, 24) = 0 [pid 21281] chdir("./20991") = 0 [pid 21281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21281] setpgid(0, 0) = 0 [pid 21281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21281] write(3, "1000", 4) = 4 [pid 21281] close(3) = 0 [pid 21281] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21281] write(1, "executing program\n", 18) = 18 [pid 21281] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21281] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21281] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21281] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21281] exit_group(0) = ? [pid 21281] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20991", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20991", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20991/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20991/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20991/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20991") = 0 mkdir("./20992", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21282 ./strace-static-x86_64: Process 21282 attached [pid 21282] set_robust_list(0x55555e144660, 24) = 0 [pid 21282] chdir("./20992") = 0 [pid 21282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21282] setpgid(0, 0) = 0 [pid 21282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21282] write(3, "1000", 4) = 4 [pid 21282] close(3) = 0 [pid 21282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21282] write(1, "executing program\n", 18executing program ) = 18 [pid 21282] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21282] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21282] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21282] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21282] exit_group(0) = ? [pid 21282] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20992", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20992", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20992/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20992/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20992/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20992") = 0 mkdir("./20993", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21283 ./strace-static-x86_64: Process 21283 attached [pid 21283] set_robust_list(0x55555e144660, 24) = 0 [pid 21283] chdir("./20993") = 0 [pid 21283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21283] setpgid(0, 0) = 0 [pid 21283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21283] write(3, "1000", 4) = 4 [pid 21283] close(3) = 0 [pid 21283] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21283] write(1, "executing program\n", 18executing program ) = 18 [pid 21283] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21283] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21283] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21283] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21283] exit_group(0) = ? [pid 21283] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20993", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20993", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20993/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20993/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20993/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20993") = 0 mkdir("./20994", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21284 ./strace-static-x86_64: Process 21284 attached [pid 21284] set_robust_list(0x55555e144660, 24) = 0 [pid 21284] chdir("./20994") = 0 [pid 21284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21284] setpgid(0, 0) = 0 [pid 21284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21284] write(3, "1000", 4) = 4 [pid 21284] close(3) = 0 [pid 21284] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21284] write(1, "executing program\n", 18executing program ) = 18 [pid 21284] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21284] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21284] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21284] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21284] exit_group(0) = ? [pid 21284] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20994", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20994", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20994/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20994/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20994/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20994") = 0 mkdir("./20995", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21285 attached , child_tidptr=0x55555e144650) = 21285 [pid 21285] set_robust_list(0x55555e144660, 24) = 0 [pid 21285] chdir("./20995") = 0 [pid 21285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21285] setpgid(0, 0) = 0 [pid 21285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21285] write(3, "1000", 4) = 4 [pid 21285] close(3) = 0 [pid 21285] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21285] write(1, "executing program\n", 18executing program ) = 18 [pid 21285] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21285] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21285] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21285] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21285] exit_group(0) = ? [pid 21285] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20995", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20995", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20995/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20995/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20995/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20995") = 0 mkdir("./20996", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21286 ./strace-static-x86_64: Process 21286 attached [pid 21286] set_robust_list(0x55555e144660, 24) = 0 [pid 21286] chdir("./20996") = 0 [pid 21286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21286] setpgid(0, 0) = 0 [pid 21286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21286] write(3, "1000", 4) = 4 [pid 21286] close(3) = 0 [pid 21286] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21286] write(1, "executing program\n", 18executing program ) = 18 [pid 21286] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21286] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21286] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21286] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21286] exit_group(0) = ? [pid 21286] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20996", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20996", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20996/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20996/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20996/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20996") = 0 mkdir("./20997", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21287 ./strace-static-x86_64: Process 21287 attached [pid 21287] set_robust_list(0x55555e144660, 24) = 0 [pid 21287] chdir("./20997") = 0 [pid 21287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21287] setpgid(0, 0) = 0 [pid 21287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21287] write(3, "1000", 4) = 4 [pid 21287] close(3) = 0 [pid 21287] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21287] write(1, "executing program\n", 18) = 18 [pid 21287] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21287] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21287] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21287] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21287] exit_group(0) = ? [pid 21287] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20997", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20997", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20997/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20997/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20997/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20997") = 0 mkdir("./20998", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21288 ./strace-static-x86_64: Process 21288 attached [pid 21288] set_robust_list(0x55555e144660, 24) = 0 [pid 21288] chdir("./20998") = 0 [pid 21288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21288] setpgid(0, 0) = 0 [pid 21288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21288] write(3, "1000", 4) = 4 [pid 21288] close(3) = 0 [pid 21288] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21288] write(1, "executing program\n", 18executing program ) = 18 [pid 21288] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21288] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21288] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21288] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21288] exit_group(0) = ? [pid 21288] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20998", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20998", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20998/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20998/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20998/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20998") = 0 mkdir("./20999", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21289 ./strace-static-x86_64: Process 21289 attached [pid 21289] set_robust_list(0x55555e144660, 24) = 0 [pid 21289] chdir("./20999") = 0 [pid 21289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21289] setpgid(0, 0) = 0 [pid 21289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21289] write(3, "1000", 4) = 4 [pid 21289] close(3) = 0 [pid 21289] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21289] write(1, "executing program\n", 18executing program ) = 18 [pid 21289] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21289] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21289] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21289] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21289] exit_group(0) = ? [pid 21289] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./20999", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./20999", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./20999/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./20999/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./20999/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./20999") = 0 mkdir("./21000", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21290 ./strace-static-x86_64: Process 21290 attached [pid 21290] set_robust_list(0x55555e144660, 24) = 0 [pid 21290] chdir("./21000") = 0 [pid 21290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21290] setpgid(0, 0) = 0 [pid 21290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21290] write(3, "1000", 4) = 4 [pid 21290] close(3) = 0 [pid 21290] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21290] write(1, "executing program\n", 18executing program ) = 18 [pid 21290] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21290] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21290] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21290] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21290] exit_group(0) = ? [pid 21290] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21000", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21000", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21000/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21000/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21000/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21000") = 0 mkdir("./21001", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21291 ./strace-static-x86_64: Process 21291 attached [pid 21291] set_robust_list(0x55555e144660, 24) = 0 [pid 21291] chdir("./21001") = 0 [pid 21291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21291] setpgid(0, 0) = 0 [pid 21291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21291] write(3, "1000", 4) = 4 [pid 21291] close(3) = 0 [pid 21291] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21291] write(1, "executing program\n", 18) = 18 [pid 21291] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21291] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21291] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21291] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21291] exit_group(0) = ? [pid 21291] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21001", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21001", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21001/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21001/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21001/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21001") = 0 mkdir("./21002", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21292 attached , child_tidptr=0x55555e144650) = 21292 [pid 21292] set_robust_list(0x55555e144660, 24) = 0 [pid 21292] chdir("./21002") = 0 [pid 21292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21292] setpgid(0, 0) = 0 [pid 21292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21292] write(3, "1000", 4) = 4 [pid 21292] close(3) = 0 [pid 21292] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21292] write(1, "executing program\n", 18executing program ) = 18 [pid 21292] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21292] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21292] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21292] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21292] exit_group(0) = ? [pid 21292] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21002", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21002", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21002/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21002/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21002/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21002") = 0 mkdir("./21003", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21293 ./strace-static-x86_64: Process 21293 attached [pid 21293] set_robust_list(0x55555e144660, 24) = 0 [pid 21293] chdir("./21003") = 0 [pid 21293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21293] setpgid(0, 0) = 0 [pid 21293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21293] write(3, "1000", 4) = 4 [pid 21293] close(3) = 0 [pid 21293] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21293] write(1, "executing program\n", 18) = 18 [pid 21293] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21293] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21293] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21293] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21293] exit_group(0) = ? [pid 21293] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21003", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21003", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21003/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21003/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21003/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21003") = 0 mkdir("./21004", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21294 ./strace-static-x86_64: Process 21294 attached [pid 21294] set_robust_list(0x55555e144660, 24) = 0 [pid 21294] chdir("./21004") = 0 [pid 21294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21294] setpgid(0, 0) = 0 [pid 21294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21294] write(3, "1000", 4) = 4 [pid 21294] close(3) = 0 [pid 21294] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21294] write(1, "executing program\n", 18executing program ) = 18 [pid 21294] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21294] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21294] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21294] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21294] exit_group(0) = ? [pid 21294] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21004", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21004", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21004/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21004/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21004/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21004") = 0 mkdir("./21005", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21295 ./strace-static-x86_64: Process 21295 attached [pid 21295] set_robust_list(0x55555e144660, 24) = 0 [pid 21295] chdir("./21005") = 0 [pid 21295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21295] setpgid(0, 0) = 0 [pid 21295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21295] write(3, "1000", 4) = 4 [pid 21295] close(3) = 0 [pid 21295] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21295] write(1, "executing program\n", 18executing program ) = 18 [pid 21295] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21295] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21295] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21295] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21295] exit_group(0) = ? [pid 21295] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21005", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21005", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21005/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21005/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21005/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21005") = 0 mkdir("./21006", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21296 ./strace-static-x86_64: Process 21296 attached [pid 21296] set_robust_list(0x55555e144660, 24) = 0 [pid 21296] chdir("./21006") = 0 [pid 21296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21296] setpgid(0, 0) = 0 [pid 21296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21296] write(3, "1000", 4) = 4 [pid 21296] close(3) = 0 [pid 21296] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21296] write(1, "executing program\n", 18executing program ) = 18 [pid 21296] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21296] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21296] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21296] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21296] exit_group(0) = ? [pid 21296] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21006", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21006", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21006/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21006/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21006/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21006") = 0 mkdir("./21007", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21297 ./strace-static-x86_64: Process 21297 attached [pid 21297] set_robust_list(0x55555e144660, 24) = 0 [pid 21297] chdir("./21007") = 0 [pid 21297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21297] setpgid(0, 0) = 0 [pid 21297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21297] write(3, "1000", 4) = 4 [pid 21297] close(3) = 0 [pid 21297] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21297] write(1, "executing program\n", 18) = 18 [pid 21297] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21297] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21297] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21297] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21297] exit_group(0) = ? [pid 21297] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21007", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21007", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21007/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21007/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21007/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21007") = 0 mkdir("./21008", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21298 ./strace-static-x86_64: Process 21298 attached [pid 21298] set_robust_list(0x55555e144660, 24) = 0 [pid 21298] chdir("./21008") = 0 [pid 21298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21298] setpgid(0, 0) = 0 [pid 21298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21298] write(3, "1000", 4) = 4 [pid 21298] close(3) = 0 [pid 21298] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21298] write(1, "executing program\n", 18executing program ) = 18 [pid 21298] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21298] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21298] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21298] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21298] exit_group(0) = ? [pid 21298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21008", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21008", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21008/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21008/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21008/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21008") = 0 mkdir("./21009", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21299 ./strace-static-x86_64: Process 21299 attached [pid 21299] set_robust_list(0x55555e144660, 24) = 0 [pid 21299] chdir("./21009") = 0 [pid 21299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21299] setpgid(0, 0) = 0 [pid 21299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21299] write(3, "1000", 4) = 4 [pid 21299] close(3) = 0 [pid 21299] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21299] write(1, "executing program\n", 18) = 18 [pid 21299] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21299] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21299] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21299] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21299] exit_group(0) = ? [pid 21299] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21009", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21009", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21009/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21009/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21009/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21009") = 0 mkdir("./21010", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21300 attached , child_tidptr=0x55555e144650) = 21300 [pid 21300] set_robust_list(0x55555e144660, 24) = 0 [pid 21300] chdir("./21010") = 0 [pid 21300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21300] setpgid(0, 0) = 0 [pid 21300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21300] write(3, "1000", 4) = 4 [pid 21300] close(3) = 0 [pid 21300] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21300] write(1, "executing program\n", 18) = 18 [pid 21300] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21300] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21300] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21300] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21300] exit_group(0) = ? [pid 21300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21010", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21010", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21010/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21010/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21010/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21010") = 0 mkdir("./21011", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21301 attached , child_tidptr=0x55555e144650) = 21301 [pid 21301] set_robust_list(0x55555e144660, 24) = 0 [pid 21301] chdir("./21011") = 0 [pid 21301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21301] setpgid(0, 0) = 0 [pid 21301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21301] write(3, "1000", 4) = 4 [pid 21301] close(3) = 0 [pid 21301] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21301] write(1, "executing program\n", 18executing program ) = 18 [pid 21301] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21301] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21301] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21301] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21301] exit_group(0) = ? [pid 21301] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21011", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21011", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21011/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21011/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21011/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21011") = 0 mkdir("./21012", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21302 ./strace-static-x86_64: Process 21302 attached [pid 21302] set_robust_list(0x55555e144660, 24) = 0 [pid 21302] chdir("./21012") = 0 [pid 21302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21302] setpgid(0, 0) = 0 [pid 21302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21302] write(3, "1000", 4) = 4 [pid 21302] close(3) = 0 [pid 21302] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21302] write(1, "executing program\n", 18) = 18 [pid 21302] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21302] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21302] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21302] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21302] exit_group(0) = ? [pid 21302] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21012", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21012", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21012/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21012/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21012/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21012") = 0 mkdir("./21013", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21303 ./strace-static-x86_64: Process 21303 attached [pid 21303] set_robust_list(0x55555e144660, 24) = 0 [pid 21303] chdir("./21013") = 0 [pid 21303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21303] setpgid(0, 0) = 0 [pid 21303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21303] write(3, "1000", 4) = 4 [pid 21303] close(3) = 0 [pid 21303] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21303] write(1, "executing program\n", 18executing program ) = 18 [pid 21303] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21303] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21303] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21303] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21303] exit_group(0) = ? [pid 21303] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21013", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21013", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21013/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21013/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21013/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21013") = 0 mkdir("./21014", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21304 ./strace-static-x86_64: Process 21304 attached [pid 21304] set_robust_list(0x55555e144660, 24) = 0 [pid 21304] chdir("./21014") = 0 [pid 21304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21304] setpgid(0, 0) = 0 [pid 21304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21304] write(3, "1000", 4) = 4 [pid 21304] close(3) = 0 [pid 21304] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21304] write(1, "executing program\n", 18executing program ) = 18 [pid 21304] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21304] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21304] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21304] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21304] exit_group(0) = ? [pid 21304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21014", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21014", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21014/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21014/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21014/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21014") = 0 mkdir("./21015", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21305 ./strace-static-x86_64: Process 21305 attached [pid 21305] set_robust_list(0x55555e144660, 24) = 0 [pid 21305] chdir("./21015") = 0 [pid 21305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21305] setpgid(0, 0) = 0 [pid 21305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21305] write(3, "1000", 4) = 4 [pid 21305] close(3) = 0 [pid 21305] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21305] write(1, "executing program\n", 18executing program ) = 18 [pid 21305] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21305] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21305] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21305] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21305] exit_group(0) = ? [pid 21305] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21015", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21015", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21015/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21015/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21015/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21015") = 0 mkdir("./21016", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21306 attached , child_tidptr=0x55555e144650) = 21306 [pid 21306] set_robust_list(0x55555e144660, 24) = 0 [pid 21306] chdir("./21016") = 0 [pid 21306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21306] setpgid(0, 0) = 0 [pid 21306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21306] write(3, "1000", 4) = 4 [pid 21306] close(3) = 0 [pid 21306] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21306] write(1, "executing program\n", 18executing program ) = 18 [pid 21306] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21306] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21306] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21306] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21306] exit_group(0) = ? [pid 21306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21016", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21016", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21016/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21016/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21016/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21016") = 0 mkdir("./21017", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21307 ./strace-static-x86_64: Process 21307 attached [pid 21307] set_robust_list(0x55555e144660, 24) = 0 [pid 21307] chdir("./21017") = 0 [pid 21307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21307] setpgid(0, 0) = 0 [pid 21307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21307] write(3, "1000", 4) = 4 [pid 21307] close(3) = 0 [pid 21307] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21307] write(1, "executing program\n", 18executing program ) = 18 [pid 21307] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21307] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21307] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21307] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21307] exit_group(0) = ? [pid 21307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21017", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21017", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21017/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21017/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21017/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21017") = 0 mkdir("./21018", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21308 attached , child_tidptr=0x55555e144650) = 21308 [pid 21308] set_robust_list(0x55555e144660, 24) = 0 [pid 21308] chdir("./21018") = 0 [pid 21308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21308] setpgid(0, 0) = 0 [pid 21308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21308] write(3, "1000", 4) = 4 [pid 21308] close(3) = 0 [pid 21308] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21308] write(1, "executing program\n", 18executing program ) = 18 [pid 21308] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21308] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21308] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21308] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21308] exit_group(0) = ? [pid 21308] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21018", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21018", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21018/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21018/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21018/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21018") = 0 mkdir("./21019", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21309 ./strace-static-x86_64: Process 21309 attached [pid 21309] set_robust_list(0x55555e144660, 24) = 0 [pid 21309] chdir("./21019") = 0 [pid 21309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21309] setpgid(0, 0) = 0 [pid 21309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21309] write(3, "1000", 4) = 4 [pid 21309] close(3) = 0 [pid 21309] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21309] write(1, "executing program\n", 18) = 18 [pid 21309] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21309] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21309] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21309] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21309] exit_group(0) = ? [pid 21309] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21019", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21019", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21019/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21019/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21019/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21019") = 0 mkdir("./21020", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21310 ./strace-static-x86_64: Process 21310 attached [pid 21310] set_robust_list(0x55555e144660, 24) = 0 [pid 21310] chdir("./21020") = 0 [pid 21310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21310] setpgid(0, 0) = 0 [pid 21310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21310] write(3, "1000", 4) = 4 [pid 21310] close(3) = 0 [pid 21310] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21310] write(1, "executing program\n", 18executing program ) = 18 [pid 21310] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21310] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21310] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21310] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21310] exit_group(0) = ? [pid 21310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21020", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21020", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21020/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21020/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21020/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21020") = 0 mkdir("./21021", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21311 ./strace-static-x86_64: Process 21311 attached [pid 21311] set_robust_list(0x55555e144660, 24) = 0 [pid 21311] chdir("./21021") = 0 [pid 21311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21311] setpgid(0, 0) = 0 [pid 21311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21311] write(3, "1000", 4) = 4 [pid 21311] close(3) = 0 [pid 21311] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21311] write(1, "executing program\n", 18executing program ) = 18 [pid 21311] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21311] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21311] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21311] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21311] exit_group(0) = ? [pid 21311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21021", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21021", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21021/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21021/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21021/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21021") = 0 mkdir("./21022", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21312 ./strace-static-x86_64: Process 21312 attached [pid 21312] set_robust_list(0x55555e144660, 24) = 0 [pid 21312] chdir("./21022") = 0 [pid 21312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21312] setpgid(0, 0) = 0 [pid 21312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21312] write(3, "1000", 4) = 4 [pid 21312] close(3) = 0 [pid 21312] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21312] write(1, "executing program\n", 18executing program ) = 18 [pid 21312] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21312] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21312] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21312] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21312] exit_group(0) = ? [pid 21312] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21022", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21022", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21022/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21022/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21022/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21022") = 0 mkdir("./21023", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21313 attached , child_tidptr=0x55555e144650) = 21313 [pid 21313] set_robust_list(0x55555e144660, 24) = 0 [pid 21313] chdir("./21023") = 0 [pid 21313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21313] setpgid(0, 0) = 0 [pid 21313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21313] write(3, "1000", 4) = 4 [pid 21313] close(3) = 0 [pid 21313] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21313] write(1, "executing program\n", 18executing program ) = 18 [pid 21313] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21313] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21313] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21313] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21313] exit_group(0) = ? [pid 21313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21023", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21023", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21023/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21023/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21023/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21023") = 0 mkdir("./21024", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21314 attached , child_tidptr=0x55555e144650) = 21314 [pid 21314] set_robust_list(0x55555e144660, 24) = 0 [pid 21314] chdir("./21024") = 0 [pid 21314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21314] setpgid(0, 0) = 0 [pid 21314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21314] write(3, "1000", 4) = 4 [pid 21314] close(3) = 0 [pid 21314] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21314] write(1, "executing program\n", 18executing program ) = 18 [pid 21314] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21314] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21314] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21314] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21314] exit_group(0) = ? [pid 21314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21024", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21024", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21024/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21024/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21024/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21024") = 0 mkdir("./21025", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21315 attached , child_tidptr=0x55555e144650) = 21315 [pid 21315] set_robust_list(0x55555e144660, 24) = 0 [pid 21315] chdir("./21025") = 0 [pid 21315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21315] setpgid(0, 0) = 0 [pid 21315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21315] write(3, "1000", 4) = 4 [pid 21315] close(3) = 0 [pid 21315] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21315] write(1, "executing program\n", 18) = 18 [pid 21315] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21315] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21315] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21315] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21315] exit_group(0) = ? [pid 21315] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21025", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21025", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21025/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21025/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21025/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21025") = 0 mkdir("./21026", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21316 ./strace-static-x86_64: Process 21316 attached [pid 21316] set_robust_list(0x55555e144660, 24) = 0 [pid 21316] chdir("./21026") = 0 [pid 21316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21316] setpgid(0, 0) = 0 [pid 21316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21316] write(3, "1000", 4) = 4 [pid 21316] close(3) = 0 [pid 21316] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21316] write(1, "executing program\n", 18executing program ) = 18 [pid 21316] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21316] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21316] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21316] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21316] exit_group(0) = ? [pid 21316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21026", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21026", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21026/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21026/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21026/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21026") = 0 mkdir("./21027", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21317 attached , child_tidptr=0x55555e144650) = 21317 [pid 21317] set_robust_list(0x55555e144660, 24) = 0 [pid 21317] chdir("./21027") = 0 [pid 21317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21317] setpgid(0, 0) = 0 [pid 21317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21317] write(3, "1000", 4) = 4 [pid 21317] close(3) = 0 [pid 21317] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21317] write(1, "executing program\n", 18) = 18 [pid 21317] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21317] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21317] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21317] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21317] exit_group(0) = ? [pid 21317] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21027", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21027", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21027/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21027/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21027/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21027") = 0 mkdir("./21028", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21318 attached , child_tidptr=0x55555e144650) = 21318 [pid 21318] set_robust_list(0x55555e144660, 24) = 0 [pid 21318] chdir("./21028") = 0 [pid 21318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21318] setpgid(0, 0) = 0 [pid 21318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21318] write(3, "1000", 4) = 4 [pid 21318] close(3) = 0 [pid 21318] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21318] write(1, "executing program\n", 18executing program ) = 18 [pid 21318] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21318] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21318] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21318] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21318] exit_group(0) = ? [pid 21318] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21028", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21028", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21028/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21028/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21028/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21028") = 0 mkdir("./21029", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21319 ./strace-static-x86_64: Process 21319 attached [pid 21319] set_robust_list(0x55555e144660, 24) = 0 [pid 21319] chdir("./21029") = 0 [pid 21319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21319] setpgid(0, 0) = 0 [pid 21319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21319] write(3, "1000", 4) = 4 [pid 21319] close(3) = 0 [pid 21319] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21319] write(1, "executing program\n", 18executing program ) = 18 [pid 21319] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21319] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21319] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21319] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21319] exit_group(0) = ? [pid 21319] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21319, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21029", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21029", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21029/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21029/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21029/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21029") = 0 mkdir("./21030", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21320 ./strace-static-x86_64: Process 21320 attached [pid 21320] set_robust_list(0x55555e144660, 24) = 0 [pid 21320] chdir("./21030") = 0 [pid 21320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21320] setpgid(0, 0) = 0 [pid 21320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21320] write(3, "1000", 4) = 4 [pid 21320] close(3) = 0 [pid 21320] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21320] write(1, "executing program\n", 18executing program ) = 18 [pid 21320] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21320] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21320] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21320] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21320] exit_group(0) = ? [pid 21320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21030", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21030", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21030/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21030/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21030/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21030") = 0 mkdir("./21031", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21321 ./strace-static-x86_64: Process 21321 attached [pid 21321] set_robust_list(0x55555e144660, 24) = 0 [pid 21321] chdir("./21031") = 0 [pid 21321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21321] setpgid(0, 0) = 0 [pid 21321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21321] write(3, "1000", 4) = 4 [pid 21321] close(3) = 0 [pid 21321] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21321] write(1, "executing program\n", 18executing program ) = 18 [pid 21321] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21321] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21321] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21321] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21321] exit_group(0) = ? [pid 21321] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21031", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21031", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21031/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21031/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21031/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21031") = 0 mkdir("./21032", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21322 attached , child_tidptr=0x55555e144650) = 21322 [pid 21322] set_robust_list(0x55555e144660, 24) = 0 [pid 21322] chdir("./21032") = 0 [pid 21322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21322] setpgid(0, 0) = 0 [pid 21322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21322] write(3, "1000", 4) = 4 [pid 21322] close(3) = 0 [pid 21322] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21322] write(1, "executing program\n", 18executing program ) = 18 [pid 21322] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21322] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21322] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21322] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21322] exit_group(0) = ? [pid 21322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21032", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21032", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21032/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21032/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21032/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21032") = 0 mkdir("./21033", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21323 ./strace-static-x86_64: Process 21323 attached [pid 21323] set_robust_list(0x55555e144660, 24) = 0 [pid 21323] chdir("./21033") = 0 [pid 21323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21323] setpgid(0, 0) = 0 [pid 21323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21323] write(3, "1000", 4) = 4 [pid 21323] close(3) = 0 [pid 21323] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21323] write(1, "executing program\n", 18executing program ) = 18 [pid 21323] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21323] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21323] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21323] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21323] exit_group(0) = ? [pid 21323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21033", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21033", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21033/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21033/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21033/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21033") = 0 mkdir("./21034", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21324 ./strace-static-x86_64: Process 21324 attached [pid 21324] set_robust_list(0x55555e144660, 24) = 0 [pid 21324] chdir("./21034") = 0 [pid 21324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21324] setpgid(0, 0) = 0 [pid 21324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21324] write(3, "1000", 4) = 4 [pid 21324] close(3) = 0 [pid 21324] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21324] write(1, "executing program\n", 18executing program ) = 18 [pid 21324] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21324] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21324] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21324] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21324] exit_group(0) = ? [pid 21324] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21034", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21034", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21034/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21034/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21034/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21034") = 0 mkdir("./21035", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21325 ./strace-static-x86_64: Process 21325 attached [pid 21325] set_robust_list(0x55555e144660, 24) = 0 [pid 21325] chdir("./21035") = 0 [pid 21325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21325] setpgid(0, 0) = 0 [pid 21325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21325] write(3, "1000", 4) = 4 [pid 21325] close(3) = 0 [pid 21325] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21325] write(1, "executing program\n", 18executing program ) = 18 [pid 21325] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21325] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21325] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21325] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21325] exit_group(0) = ? [pid 21325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21035", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21035", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21035/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21035/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21035/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21035") = 0 mkdir("./21036", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21326 ./strace-static-x86_64: Process 21326 attached [pid 21326] set_robust_list(0x55555e144660, 24) = 0 [pid 21326] chdir("./21036") = 0 [pid 21326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21326] setpgid(0, 0) = 0 [pid 21326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21326] write(3, "1000", 4) = 4 [pid 21326] close(3) = 0 [pid 21326] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21326] write(1, "executing program\n", 18executing program ) = 18 [pid 21326] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21326] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21326] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21326] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21326] exit_group(0) = ? [pid 21326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21036", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21036", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21036/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21036/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21036/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21036") = 0 mkdir("./21037", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21327 ./strace-static-x86_64: Process 21327 attached [pid 21327] set_robust_list(0x55555e144660, 24) = 0 [pid 21327] chdir("./21037") = 0 [pid 21327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21327] setpgid(0, 0) = 0 [pid 21327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21327] write(3, "1000", 4) = 4 [pid 21327] close(3) = 0 [pid 21327] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21327] write(1, "executing program\n", 18) = 18 [pid 21327] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21327] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21327] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21327] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21327] exit_group(0) = ? [pid 21327] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21037", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21037", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21037/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21037/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21037/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21037") = 0 mkdir("./21038", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21328 attached , child_tidptr=0x55555e144650) = 21328 [pid 21328] set_robust_list(0x55555e144660, 24) = 0 [pid 21328] chdir("./21038") = 0 [pid 21328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21328] setpgid(0, 0) = 0 [pid 21328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21328] write(3, "1000", 4) = 4 [pid 21328] close(3) = 0 [pid 21328] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21328] write(1, "executing program\n", 18executing program ) = 18 [pid 21328] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21328] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21328] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21328] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21328] exit_group(0) = ? [pid 21328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21038", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21038", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21038/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21038/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21038/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21038") = 0 mkdir("./21039", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21329 ./strace-static-x86_64: Process 21329 attached [pid 21329] set_robust_list(0x55555e144660, 24) = 0 [pid 21329] chdir("./21039") = 0 [pid 21329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21329] setpgid(0, 0) = 0 [pid 21329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21329] write(3, "1000", 4) = 4 [pid 21329] close(3) = 0 [pid 21329] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21329] write(1, "executing program\n", 18executing program ) = 18 [pid 21329] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21329] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21329] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21329] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21329] exit_group(0) = ? [pid 21329] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21039", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21039", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21039/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21039/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21039/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21039") = 0 mkdir("./21040", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21330 ./strace-static-x86_64: Process 21330 attached [pid 21330] set_robust_list(0x55555e144660, 24) = 0 [pid 21330] chdir("./21040") = 0 [pid 21330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21330] setpgid(0, 0) = 0 [pid 21330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21330] write(3, "1000", 4) = 4 [pid 21330] close(3) = 0 [pid 21330] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21330] write(1, "executing program\n", 18) = 18 [pid 21330] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21330] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21330] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21330] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21330] exit_group(0) = ? [pid 21330] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21040", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21040", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21040/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21040/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21040/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21040") = 0 mkdir("./21041", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21331 ./strace-static-x86_64: Process 21331 attached [pid 21331] set_robust_list(0x55555e144660, 24) = 0 [pid 21331] chdir("./21041") = 0 [pid 21331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21331] setpgid(0, 0) = 0 [pid 21331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21331] write(3, "1000", 4) = 4 [pid 21331] close(3) = 0 [pid 21331] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21331] write(1, "executing program\n", 18executing program ) = 18 [pid 21331] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21331] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21331] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21331] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21331] exit_group(0) = ? [pid 21331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21041", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21041", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21041/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21041/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21041/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21041") = 0 mkdir("./21042", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21332 ./strace-static-x86_64: Process 21332 attached [pid 21332] set_robust_list(0x55555e144660, 24) = 0 [pid 21332] chdir("./21042") = 0 [pid 21332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21332] setpgid(0, 0) = 0 [pid 21332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21332] write(3, "1000", 4) = 4 [pid 21332] close(3) = 0 [pid 21332] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21332] write(1, "executing program\n", 18) = 18 [pid 21332] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21332] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21332] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21332] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21332] exit_group(0) = ? [pid 21332] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21042", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21042", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21042/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21042/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21042/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21042") = 0 mkdir("./21043", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21333 ./strace-static-x86_64: Process 21333 attached [pid 21333] set_robust_list(0x55555e144660, 24) = 0 [pid 21333] chdir("./21043") = 0 [pid 21333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21333] setpgid(0, 0) = 0 [pid 21333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21333] write(3, "1000", 4) = 4 [pid 21333] close(3) = 0 [pid 21333] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21333] write(1, "executing program\n", 18executing program ) = 18 [pid 21333] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21333] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21333] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21333] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21333] exit_group(0) = ? [pid 21333] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21043", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21043", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21043/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21043/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21043/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21043") = 0 mkdir("./21044", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21334 attached , child_tidptr=0x55555e144650) = 21334 [pid 21334] set_robust_list(0x55555e144660, 24) = 0 [pid 21334] chdir("./21044") = 0 [pid 21334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21334] setpgid(0, 0) = 0 [pid 21334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21334] write(3, "1000", 4) = 4 [pid 21334] close(3) = 0 [pid 21334] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21334] write(1, "executing program\n", 18executing program ) = 18 [pid 21334] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21334] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21334] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21334] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21334] exit_group(0) = ? [pid 21334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21044", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21044", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21044/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21044/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21044/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21044") = 0 mkdir("./21045", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21335 ./strace-static-x86_64: Process 21335 attached [pid 21335] set_robust_list(0x55555e144660, 24) = 0 [pid 21335] chdir("./21045") = 0 [pid 21335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21335] setpgid(0, 0) = 0 [pid 21335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21335] write(3, "1000", 4) = 4 [pid 21335] close(3) = 0 [pid 21335] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21335] write(1, "executing program\n", 18) = 18 [pid 21335] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21335] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21335] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21335] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21335] exit_group(0) = ? [pid 21335] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21045", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21045", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21045/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21045/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21045/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21045") = 0 mkdir("./21046", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21336 ./strace-static-x86_64: Process 21336 attached [pid 21336] set_robust_list(0x55555e144660, 24) = 0 [pid 21336] chdir("./21046") = 0 [pid 21336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21336] setpgid(0, 0) = 0 [pid 21336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21336] write(3, "1000", 4) = 4 [pid 21336] close(3) = 0 [pid 21336] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21336] write(1, "executing program\n", 18executing program ) = 18 [pid 21336] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21336] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21336] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21336] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21336] exit_group(0) = ? [pid 21336] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21046", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21046", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21046/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21046/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21046/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21046") = 0 mkdir("./21047", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21337 ./strace-static-x86_64: Process 21337 attached [pid 21337] set_robust_list(0x55555e144660, 24) = 0 [pid 21337] chdir("./21047") = 0 [pid 21337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21337] setpgid(0, 0) = 0 [pid 21337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21337] write(3, "1000", 4) = 4 [pid 21337] close(3) = 0 [pid 21337] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21337] write(1, "executing program\n", 18) = 18 [pid 21337] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21337] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21337] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21337] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21337] exit_group(0) = ? [pid 21337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21047", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21047", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21047/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21047/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21047/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21047") = 0 mkdir("./21048", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21338 ./strace-static-x86_64: Process 21338 attached [pid 21338] set_robust_list(0x55555e144660, 24) = 0 [pid 21338] chdir("./21048") = 0 [pid 21338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21338] setpgid(0, 0) = 0 [pid 21338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21338] write(3, "1000", 4) = 4 [pid 21338] close(3) = 0 [pid 21338] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21338] write(1, "executing program\n", 18) = 18 [pid 21338] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21338] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21338] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21338] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21338] exit_group(0) = ? [pid 21338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21048", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21048", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21048/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21048/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21048/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21048") = 0 mkdir("./21049", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21339 ./strace-static-x86_64: Process 21339 attached [pid 21339] set_robust_list(0x55555e144660, 24) = 0 [pid 21339] chdir("./21049") = 0 [pid 21339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21339] setpgid(0, 0) = 0 [pid 21339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21339] write(3, "1000", 4) = 4 [pid 21339] close(3) = 0 [pid 21339] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21339] write(1, "executing program\n", 18) = 18 [pid 21339] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21339] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21339] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21339] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21339] exit_group(0) = ? [pid 21339] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21049", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21049", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21049/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21049/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21049/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21049") = 0 mkdir("./21050", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21340 attached , child_tidptr=0x55555e144650) = 21340 [pid 21340] set_robust_list(0x55555e144660, 24) = 0 [pid 21340] chdir("./21050") = 0 [pid 21340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21340] setpgid(0, 0) = 0 [pid 21340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21340] write(3, "1000", 4) = 4 [pid 21340] close(3) = 0 [pid 21340] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21340] write(1, "executing program\n", 18) = 18 [pid 21340] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21340] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21340] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21340] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21340] exit_group(0) = ? [pid 21340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21050", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21050", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21050/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21050/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21050/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21050") = 0 mkdir("./21051", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21341 attached , child_tidptr=0x55555e144650) = 21341 [pid 21341] set_robust_list(0x55555e144660, 24) = 0 [pid 21341] chdir("./21051") = 0 [pid 21341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21341] setpgid(0, 0) = 0 [pid 21341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21341] write(3, "1000", 4) = 4 [pid 21341] close(3) = 0 [pid 21341] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21341] write(1, "executing program\n", 18executing program ) = 18 [pid 21341] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21341] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21341] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21341] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21341] exit_group(0) = ? [pid 21341] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21051", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21051", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21051/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21051/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21051/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21051") = 0 mkdir("./21052", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21342 ./strace-static-x86_64: Process 21342 attached [pid 21342] set_robust_list(0x55555e144660, 24) = 0 [pid 21342] chdir("./21052") = 0 [pid 21342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21342] setpgid(0, 0) = 0 [pid 21342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21342] write(3, "1000", 4) = 4 [pid 21342] close(3) = 0 [pid 21342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21342] write(1, "executing program\n", 18executing program ) = 18 [pid 21342] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21342] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21342] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21342] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21342] exit_group(0) = ? [pid 21342] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21052", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21052", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21052/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21052/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21052/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21052") = 0 mkdir("./21053", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21343 ./strace-static-x86_64: Process 21343 attached [pid 21343] set_robust_list(0x55555e144660, 24) = 0 [pid 21343] chdir("./21053") = 0 [pid 21343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21343] setpgid(0, 0) = 0 [pid 21343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21343] write(3, "1000", 4) = 4 [pid 21343] close(3) = 0 [pid 21343] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21343] write(1, "executing program\n", 18executing program ) = 18 [pid 21343] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21343] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21343] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21343] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21343] exit_group(0) = ? [pid 21343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21053", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21053", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21053/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21053/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21053/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21053") = 0 mkdir("./21054", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21344 attached , child_tidptr=0x55555e144650) = 21344 [pid 21344] set_robust_list(0x55555e144660, 24) = 0 [pid 21344] chdir("./21054") = 0 [pid 21344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21344] setpgid(0, 0) = 0 [pid 21344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21344] write(3, "1000", 4) = 4 [pid 21344] close(3) = 0 [pid 21344] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21344] write(1, "executing program\n", 18executing program ) = 18 [pid 21344] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21344] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21344] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21344] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21344] exit_group(0) = ? [pid 21344] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21054", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21054", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21054/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21054/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21054/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21054") = 0 mkdir("./21055", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21345 ./strace-static-x86_64: Process 21345 attached [pid 21345] set_robust_list(0x55555e144660, 24) = 0 [pid 21345] chdir("./21055") = 0 [pid 21345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21345] setpgid(0, 0) = 0 [pid 21345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21345] write(3, "1000", 4) = 4 [pid 21345] close(3) = 0 [pid 21345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21345] write(1, "executing program\n", 18executing program ) = 18 [pid 21345] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21345] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21345] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21345] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21345] exit_group(0) = ? [pid 21345] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21055", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21055", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21055/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21055/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21055/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21055") = 0 mkdir("./21056", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21346 ./strace-static-x86_64: Process 21346 attached [pid 21346] set_robust_list(0x55555e144660, 24) = 0 [pid 21346] chdir("./21056") = 0 [pid 21346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21346] setpgid(0, 0) = 0 [pid 21346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21346] write(3, "1000", 4) = 4 [pid 21346] close(3) = 0 [pid 21346] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21346] write(1, "executing program\n", 18) = 18 [pid 21346] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21346] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21346] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21346] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21346] exit_group(0) = ? [pid 21346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21056", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21056", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21056/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21056/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21056/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21056") = 0 mkdir("./21057", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21347 attached , child_tidptr=0x55555e144650) = 21347 [pid 21347] set_robust_list(0x55555e144660, 24) = 0 [pid 21347] chdir("./21057") = 0 [pid 21347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21347] setpgid(0, 0) = 0 [pid 21347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21347] write(3, "1000", 4) = 4 [pid 21347] close(3) = 0 [pid 21347] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21347] write(1, "executing program\n", 18executing program ) = 18 [pid 21347] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21347] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21347] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21347] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21347] exit_group(0) = ? [pid 21347] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21347, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21057", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21057", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21057/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21057/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21057/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21057") = 0 mkdir("./21058", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21348 ./strace-static-x86_64: Process 21348 attached [pid 21348] set_robust_list(0x55555e144660, 24) = 0 [pid 21348] chdir("./21058") = 0 [pid 21348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21348] setpgid(0, 0) = 0 [pid 21348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21348] write(3, "1000", 4) = 4 [pid 21348] close(3) = 0 [pid 21348] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21348] write(1, "executing program\n", 18executing program ) = 18 [pid 21348] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21348] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21348] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21348] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21348] exit_group(0) = ? [pid 21348] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21058", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21058", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21058/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21058/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21058/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21058") = 0 mkdir("./21059", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21349 ./strace-static-x86_64: Process 21349 attached [pid 21349] set_robust_list(0x55555e144660, 24) = 0 [pid 21349] chdir("./21059") = 0 [pid 21349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21349] setpgid(0, 0) = 0 [pid 21349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21349] write(3, "1000", 4) = 4 [pid 21349] close(3) = 0 [pid 21349] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21349] write(1, "executing program\n", 18executing program ) = 18 [pid 21349] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21349] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21349] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21349] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21349] exit_group(0) = ? [pid 21349] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21349, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21059", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21059", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21059/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21059/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21059/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21059") = 0 mkdir("./21060", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21350 ./strace-static-x86_64: Process 21350 attached [pid 21350] set_robust_list(0x55555e144660, 24) = 0 [pid 21350] chdir("./21060") = 0 [pid 21350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21350] setpgid(0, 0) = 0 [pid 21350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21350] write(3, "1000", 4) = 4 [pid 21350] close(3) = 0 [pid 21350] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21350] write(1, "executing program\n", 18) = 18 [pid 21350] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21350] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21350] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21350] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21350] exit_group(0) = ? [pid 21350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21060", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21060", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21060/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21060/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21060/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21060") = 0 mkdir("./21061", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21351 ./strace-static-x86_64: Process 21351 attached [pid 21351] set_robust_list(0x55555e144660, 24) = 0 [pid 21351] chdir("./21061") = 0 [pid 21351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21351] setpgid(0, 0) = 0 [pid 21351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21351] write(3, "1000", 4) = 4 [pid 21351] close(3) = 0 [pid 21351] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21351] write(1, "executing program\n", 18) = 18 [pid 21351] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21351] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21351] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21351] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21351] exit_group(0) = ? [pid 21351] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21061", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21061", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21061/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21061/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21061/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21061") = 0 mkdir("./21062", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21352 attached , child_tidptr=0x55555e144650) = 21352 [pid 21352] set_robust_list(0x55555e144660, 24) = 0 [pid 21352] chdir("./21062") = 0 [pid 21352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21352] setpgid(0, 0) = 0 [pid 21352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21352] write(3, "1000", 4) = 4 [pid 21352] close(3) = 0 [pid 21352] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21352] write(1, "executing program\n", 18) = 18 [pid 21352] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21352] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21352] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21352] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21352] exit_group(0) = ? [pid 21352] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21062", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21062", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21062/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21062/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21062/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21062") = 0 mkdir("./21063", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21353 attached , child_tidptr=0x55555e144650) = 21353 [pid 21353] set_robust_list(0x55555e144660, 24) = 0 [pid 21353] chdir("./21063") = 0 [pid 21353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21353] setpgid(0, 0) = 0 [pid 21353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21353] write(3, "1000", 4) = 4 [pid 21353] close(3) = 0 [pid 21353] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21353] write(1, "executing program\n", 18executing program ) = 18 [pid 21353] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21353] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21353] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21353] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21353] exit_group(0) = ? [pid 21353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21063", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21063", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21063/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21063/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21063/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21063") = 0 mkdir("./21064", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21354 ./strace-static-x86_64: Process 21354 attached [pid 21354] set_robust_list(0x55555e144660, 24) = 0 [pid 21354] chdir("./21064") = 0 [pid 21354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21354] setpgid(0, 0) = 0 [pid 21354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21354] write(3, "1000", 4) = 4 [pid 21354] close(3) = 0 [pid 21354] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21354] write(1, "executing program\n", 18executing program ) = 18 [pid 21354] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21354] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21354] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21354] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21354] exit_group(0) = ? [pid 21354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21064", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21064", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21064/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21064/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21064/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21064") = 0 mkdir("./21065", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21355 ./strace-static-x86_64: Process 21355 attached [pid 21355] set_robust_list(0x55555e144660, 24) = 0 [pid 21355] chdir("./21065") = 0 [pid 21355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21355] setpgid(0, 0) = 0 [pid 21355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21355] write(3, "1000", 4) = 4 [pid 21355] close(3) = 0 [pid 21355] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21355] write(1, "executing program\n", 18) = 18 [pid 21355] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21355] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21355] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21355] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21355] exit_group(0) = ? [pid 21355] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21065", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21065", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21065/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21065/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21065/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21065") = 0 mkdir("./21066", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21356 ./strace-static-x86_64: Process 21356 attached [pid 21356] set_robust_list(0x55555e144660, 24) = 0 [pid 21356] chdir("./21066") = 0 [pid 21356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21356] setpgid(0, 0) = 0 [pid 21356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21356] write(3, "1000", 4) = 4 [pid 21356] close(3) = 0 [pid 21356] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21356] write(1, "executing program\n", 18executing program ) = 18 [pid 21356] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21356] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21356] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21356] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21356] exit_group(0) = ? [pid 21356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21066", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21066", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21066/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21066/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21066/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21066") = 0 mkdir("./21067", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21357 attached , child_tidptr=0x55555e144650) = 21357 [pid 21357] set_robust_list(0x55555e144660, 24) = 0 [pid 21357] chdir("./21067") = 0 [pid 21357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21357] setpgid(0, 0) = 0 [pid 21357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21357] write(3, "1000", 4) = 4 [pid 21357] close(3) = 0 [pid 21357] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21357] write(1, "executing program\n", 18) = 18 [pid 21357] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21357] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21357] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21357] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21357] exit_group(0) = ? [pid 21357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21067", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21067", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21067/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21067/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21067/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21067") = 0 mkdir("./21068", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21358 attached , child_tidptr=0x55555e144650) = 21358 [pid 21358] set_robust_list(0x55555e144660, 24) = 0 [pid 21358] chdir("./21068") = 0 [pid 21358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21358] setpgid(0, 0) = 0 [pid 21358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21358] write(3, "1000", 4) = 4 [pid 21358] close(3) = 0 [pid 21358] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21358] write(1, "executing program\n", 18) = 18 [pid 21358] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21358] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21358] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21358] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21358] exit_group(0) = ? [pid 21358] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21068", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21068", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21068/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21068/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21068/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21068") = 0 mkdir("./21069", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21359 ./strace-static-x86_64: Process 21359 attached [pid 21359] set_robust_list(0x55555e144660, 24) = 0 [pid 21359] chdir("./21069") = 0 [pid 21359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21359] setpgid(0, 0) = 0 [pid 21359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21359] write(3, "1000", 4) = 4 [pid 21359] close(3) = 0 [pid 21359] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21359] write(1, "executing program\n", 18executing program ) = 18 [pid 21359] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21359] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21359] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21359] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21359] exit_group(0) = ? [pid 21359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21069", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21069", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21069/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21069/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21069/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21069") = 0 mkdir("./21070", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21360 ./strace-static-x86_64: Process 21360 attached [pid 21360] set_robust_list(0x55555e144660, 24) = 0 [pid 21360] chdir("./21070") = 0 [pid 21360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21360] setpgid(0, 0) = 0 [pid 21360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21360] write(3, "1000", 4) = 4 [pid 21360] close(3) = 0 [pid 21360] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21360] write(1, "executing program\n", 18executing program ) = 18 [pid 21360] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21360] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21360] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21360] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21360] exit_group(0) = ? [pid 21360] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21360, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21070", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21070", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21070/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21070/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21070/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21070") = 0 mkdir("./21071", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21361 ./strace-static-x86_64: Process 21361 attached [pid 21361] set_robust_list(0x55555e144660, 24) = 0 [pid 21361] chdir("./21071") = 0 [pid 21361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21361] setpgid(0, 0) = 0 [pid 21361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21361] write(3, "1000", 4) = 4 [pid 21361] close(3) = 0 [pid 21361] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21361] write(1, "executing program\n", 18executing program ) = 18 [pid 21361] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21361] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21361] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21361] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21361] exit_group(0) = ? [pid 21361] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21071", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21071", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21071/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21071/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21071/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21071") = 0 mkdir("./21072", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21362 ./strace-static-x86_64: Process 21362 attached [pid 21362] set_robust_list(0x55555e144660, 24) = 0 [pid 21362] chdir("./21072") = 0 [pid 21362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21362] setpgid(0, 0) = 0 [pid 21362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21362] write(3, "1000", 4) = 4 [pid 21362] close(3) = 0 [pid 21362] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21362] write(1, "executing program\n", 18) = 18 [pid 21362] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21362] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21362] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21362] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21362] exit_group(0) = ? [pid 21362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21072", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21072", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21072/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21072/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21072/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21072") = 0 mkdir("./21073", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21363 ./strace-static-x86_64: Process 21363 attached [pid 21363] set_robust_list(0x55555e144660, 24) = 0 [pid 21363] chdir("./21073") = 0 [pid 21363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21363] setpgid(0, 0) = 0 [pid 21363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21363] write(3, "1000", 4) = 4 [pid 21363] close(3) = 0 [pid 21363] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21363] write(1, "executing program\n", 18executing program ) = 18 [pid 21363] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21363] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21363] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21363] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21363] exit_group(0) = ? [pid 21363] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21073", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21073", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21073/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21073/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21073/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21073") = 0 mkdir("./21074", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21364 ./strace-static-x86_64: Process 21364 attached [pid 21364] set_robust_list(0x55555e144660, 24) = 0 [pid 21364] chdir("./21074") = 0 [pid 21364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21364] setpgid(0, 0) = 0 [pid 21364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21364] write(3, "1000", 4) = 4 [pid 21364] close(3) = 0 [pid 21364] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21364] write(1, "executing program\n", 18executing program ) = 18 [pid 21364] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21364] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21364] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21364] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21364] exit_group(0) = ? [pid 21364] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21074", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21074", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21074/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21074/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21074/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21074") = 0 mkdir("./21075", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21365 attached , child_tidptr=0x55555e144650) = 21365 [pid 21365] set_robust_list(0x55555e144660, 24) = 0 [pid 21365] chdir("./21075") = 0 [pid 21365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21365] setpgid(0, 0) = 0 [pid 21365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21365] write(3, "1000", 4) = 4 [pid 21365] close(3) = 0 [pid 21365] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21365] write(1, "executing program\n", 18) = 18 [pid 21365] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21365] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21365] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21365] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21365] exit_group(0) = ? [pid 21365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21075", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21075", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21075/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21075/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21075/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21075") = 0 mkdir("./21076", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21366 ./strace-static-x86_64: Process 21366 attached [pid 21366] set_robust_list(0x55555e144660, 24) = 0 [pid 21366] chdir("./21076") = 0 [pid 21366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21366] setpgid(0, 0) = 0 [pid 21366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21366] write(3, "1000", 4) = 4 [pid 21366] close(3) = 0 [pid 21366] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21366] write(1, "executing program\n", 18) = 18 [pid 21366] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21366] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21366] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21366] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21366] exit_group(0) = ? [pid 21366] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21076", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21076", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21076/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21076/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21076/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21076") = 0 mkdir("./21077", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21367 ./strace-static-x86_64: Process 21367 attached [pid 21367] set_robust_list(0x55555e144660, 24) = 0 [pid 21367] chdir("./21077") = 0 [pid 21367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21367] setpgid(0, 0) = 0 [pid 21367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21367] write(3, "1000", 4) = 4 [pid 21367] close(3) = 0 [pid 21367] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21367] write(1, "executing program\n", 18) = 18 [pid 21367] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21367] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21367] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21367] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21367] exit_group(0) = ? [pid 21367] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21077", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21077", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21077/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21077/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21077/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21077") = 0 mkdir("./21078", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21368 attached , child_tidptr=0x55555e144650) = 21368 [pid 21368] set_robust_list(0x55555e144660, 24) = 0 [pid 21368] chdir("./21078") = 0 [pid 21368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21368] setpgid(0, 0) = 0 [pid 21368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21368] write(3, "1000", 4) = 4 [pid 21368] close(3) = 0 [pid 21368] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21368] write(1, "executing program\n", 18) = 18 [pid 21368] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21368] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21368] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21368] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21368] exit_group(0) = ? [pid 21368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21078", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21078", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21078/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21078/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21078/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21078") = 0 mkdir("./21079", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21369 ./strace-static-x86_64: Process 21369 attached [pid 21369] set_robust_list(0x55555e144660, 24) = 0 [pid 21369] chdir("./21079") = 0 [pid 21369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21369] setpgid(0, 0) = 0 [pid 21369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21369] write(3, "1000", 4) = 4 [pid 21369] close(3) = 0 [pid 21369] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21369] write(1, "executing program\n", 18executing program ) = 18 [pid 21369] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21369] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21369] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21369] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21369] exit_group(0) = ? [pid 21369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21369, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21079", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21079", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21079/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21079/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21079/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21079") = 0 mkdir("./21080", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21370 ./strace-static-x86_64: Process 21370 attached [pid 21370] set_robust_list(0x55555e144660, 24) = 0 [pid 21370] chdir("./21080") = 0 [pid 21370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21370] setpgid(0, 0) = 0 [pid 21370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21370] write(3, "1000", 4) = 4 [pid 21370] close(3) = 0 [pid 21370] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21370] write(1, "executing program\n", 18) = 18 [pid 21370] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21370] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21370] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21370] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21370] exit_group(0) = ? [pid 21370] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21080", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21080", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21080/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21080/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21080/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21080") = 0 mkdir("./21081", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21371 attached , child_tidptr=0x55555e144650) = 21371 [pid 21371] set_robust_list(0x55555e144660, 24) = 0 [pid 21371] chdir("./21081") = 0 [pid 21371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21371] setpgid(0, 0) = 0 [pid 21371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21371] write(3, "1000", 4) = 4 [pid 21371] close(3) = 0 [pid 21371] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21371] write(1, "executing program\n", 18executing program ) = 18 [pid 21371] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21371] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21371] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21371] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21371] exit_group(0) = ? [pid 21371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21081", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21081", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21081/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21081/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21081/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21081") = 0 mkdir("./21082", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21372 ./strace-static-x86_64: Process 21372 attached [pid 21372] set_robust_list(0x55555e144660, 24) = 0 [pid 21372] chdir("./21082") = 0 [pid 21372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21372] setpgid(0, 0) = 0 [pid 21372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21372] write(3, "1000", 4) = 4 [pid 21372] close(3) = 0 [pid 21372] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21372] write(1, "executing program\n", 18executing program ) = 18 [pid 21372] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21372] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21372] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21372] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21372] exit_group(0) = ? [pid 21372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21082", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21082", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21082/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21082/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21082/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21082") = 0 mkdir("./21083", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21373 ./strace-static-x86_64: Process 21373 attached [pid 21373] set_robust_list(0x55555e144660, 24) = 0 [pid 21373] chdir("./21083") = 0 [pid 21373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21373] setpgid(0, 0) = 0 [pid 21373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21373] write(3, "1000", 4) = 4 [pid 21373] close(3) = 0 [pid 21373] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21373] write(1, "executing program\n", 18executing program ) = 18 [pid 21373] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21373] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21373] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21373] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21373] exit_group(0) = ? [pid 21373] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21373, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21083", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21083", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21083/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21083/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21083/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21083") = 0 mkdir("./21084", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21374 attached , child_tidptr=0x55555e144650) = 21374 [pid 21374] set_robust_list(0x55555e144660, 24) = 0 [pid 21374] chdir("./21084") = 0 [pid 21374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21374] setpgid(0, 0) = 0 [pid 21374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21374] write(3, "1000", 4) = 4 [pid 21374] close(3) = 0 [pid 21374] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21374] write(1, "executing program\n", 18executing program ) = 18 [pid 21374] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21374] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21374] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21374] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21374] exit_group(0) = ? [pid 21374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21084", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21084", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21084/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21084/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21084/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21084") = 0 mkdir("./21085", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21375 attached , child_tidptr=0x55555e144650) = 21375 [pid 21375] set_robust_list(0x55555e144660, 24) = 0 [pid 21375] chdir("./21085") = 0 [pid 21375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21375] setpgid(0, 0) = 0 [pid 21375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21375] write(3, "1000", 4) = 4 [pid 21375] close(3) = 0 [pid 21375] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21375] write(1, "executing program\n", 18) = 18 [pid 21375] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21375] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21375] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21375] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21375] exit_group(0) = ? [pid 21375] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21085", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21085", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21085/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21085/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21085/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21085") = 0 mkdir("./21086", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21376 ./strace-static-x86_64: Process 21376 attached [pid 21376] set_robust_list(0x55555e144660, 24) = 0 [pid 21376] chdir("./21086") = 0 [pid 21376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21376] setpgid(0, 0) = 0 [pid 21376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21376] write(3, "1000", 4) = 4 [pid 21376] close(3) = 0 [pid 21376] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21376] write(1, "executing program\n", 18) = 18 [pid 21376] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21376] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21376] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21376] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21376] exit_group(0) = ? [pid 21376] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21086", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21086", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21086/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21086/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21086/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21086") = 0 mkdir("./21087", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21377 ./strace-static-x86_64: Process 21377 attached [pid 21377] set_robust_list(0x55555e144660, 24) = 0 [pid 21377] chdir("./21087") = 0 [pid 21377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21377] setpgid(0, 0) = 0 [pid 21377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21377] write(3, "1000", 4) = 4 [pid 21377] close(3) = 0 [pid 21377] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21377] write(1, "executing program\n", 18executing program ) = 18 [pid 21377] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21377] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21377] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21377] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21377] exit_group(0) = ? [pid 21377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21087", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21087", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21087/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21087/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21087/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21087") = 0 mkdir("./21088", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21378 ./strace-static-x86_64: Process 21378 attached [pid 21378] set_robust_list(0x55555e144660, 24) = 0 [pid 21378] chdir("./21088") = 0 [pid 21378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21378] setpgid(0, 0) = 0 [pid 21378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21378] write(3, "1000", 4) = 4 [pid 21378] close(3) = 0 [pid 21378] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21378] write(1, "executing program\n", 18executing program ) = 18 [pid 21378] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21378] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21378] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21378] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21378] exit_group(0) = ? [pid 21378] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21088", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21088", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21088/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21088/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21088/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21088") = 0 mkdir("./21089", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21379 ./strace-static-x86_64: Process 21379 attached [pid 21379] set_robust_list(0x55555e144660, 24) = 0 [pid 21379] chdir("./21089") = 0 [pid 21379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21379] setpgid(0, 0) = 0 [pid 21379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21379] write(3, "1000", 4) = 4 [pid 21379] close(3) = 0 [pid 21379] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21379] write(1, "executing program\n", 18executing program ) = 18 [pid 21379] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21379] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21379] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21379] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21379] exit_group(0) = ? [pid 21379] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21089", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21089", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21089/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21089/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21089/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21089") = 0 mkdir("./21090", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21380 ./strace-static-x86_64: Process 21380 attached [pid 21380] set_robust_list(0x55555e144660, 24) = 0 [pid 21380] chdir("./21090") = 0 [pid 21380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21380] setpgid(0, 0) = 0 [pid 21380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21380] write(3, "1000", 4) = 4 [pid 21380] close(3) = 0 [pid 21380] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21380] write(1, "executing program\n", 18executing program ) = 18 [pid 21380] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21380] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21380] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21380] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21380] exit_group(0) = ? [pid 21380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21090", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21090", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21090/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21090/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21090/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21090") = 0 mkdir("./21091", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21381 ./strace-static-x86_64: Process 21381 attached [pid 21381] set_robust_list(0x55555e144660, 24) = 0 [pid 21381] chdir("./21091") = 0 [pid 21381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21381] setpgid(0, 0) = 0 [pid 21381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21381] write(3, "1000", 4) = 4 [pid 21381] close(3) = 0 [pid 21381] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21381] write(1, "executing program\n", 18executing program ) = 18 [pid 21381] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21381] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21381] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21381] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21381] exit_group(0) = ? [pid 21381] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21091", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21091", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21091/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21091/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21091/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21091") = 0 mkdir("./21092", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21382 attached , child_tidptr=0x55555e144650) = 21382 [pid 21382] set_robust_list(0x55555e144660, 24) = 0 [pid 21382] chdir("./21092") = 0 [pid 21382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21382] setpgid(0, 0) = 0 [pid 21382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21382] write(3, "1000", 4) = 4 [pid 21382] close(3) = 0 [pid 21382] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21382] write(1, "executing program\n", 18executing program ) = 18 [pid 21382] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21382] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21382] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21382] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21382] exit_group(0) = ? [pid 21382] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21382, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21092", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21092", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21092/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21092/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21092/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21092") = 0 mkdir("./21093", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21383 ./strace-static-x86_64: Process 21383 attached [pid 21383] set_robust_list(0x55555e144660, 24) = 0 [pid 21383] chdir("./21093") = 0 [pid 21383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21383] setpgid(0, 0) = 0 [pid 21383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21383] write(3, "1000", 4) = 4 [pid 21383] close(3) = 0 [pid 21383] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21383] write(1, "executing program\n", 18) = 18 [pid 21383] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21383] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21383] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21383] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21383] exit_group(0) = ? [pid 21383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21093", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21093", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21093/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21093/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21093/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21093") = 0 mkdir("./21094", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21384 ./strace-static-x86_64: Process 21384 attached [pid 21384] set_robust_list(0x55555e144660, 24) = 0 [pid 21384] chdir("./21094") = 0 [pid 21384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21384] setpgid(0, 0) = 0 [pid 21384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21384] write(3, "1000", 4) = 4 [pid 21384] close(3) = 0 [pid 21384] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21384] write(1, "executing program\n", 18executing program ) = 18 [pid 21384] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21384] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21384] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21384] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21384] exit_group(0) = ? [pid 21384] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21094", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21094", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21094/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21094/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21094/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21094") = 0 mkdir("./21095", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21385 ./strace-static-x86_64: Process 21385 attached [pid 21385] set_robust_list(0x55555e144660, 24) = 0 [pid 21385] chdir("./21095") = 0 [pid 21385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21385] setpgid(0, 0) = 0 [pid 21385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21385] write(3, "1000", 4) = 4 [pid 21385] close(3) = 0 [pid 21385] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21385] write(1, "executing program\n", 18executing program ) = 18 [pid 21385] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21385] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21385] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21385] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21385] exit_group(0) = ? [pid 21385] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21095", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21095", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21095/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21095/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21095/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21095") = 0 mkdir("./21096", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21386 ./strace-static-x86_64: Process 21386 attached [pid 21386] set_robust_list(0x55555e144660, 24) = 0 [pid 21386] chdir("./21096") = 0 [pid 21386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21386] setpgid(0, 0) = 0 [pid 21386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21386] write(3, "1000", 4) = 4 [pid 21386] close(3) = 0 [pid 21386] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21386] write(1, "executing program\n", 18executing program ) = 18 [pid 21386] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21386] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21386] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21386] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21386] exit_group(0) = ? [pid 21386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21096", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21096", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21096/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21096/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21096/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21096") = 0 mkdir("./21097", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21387 attached , child_tidptr=0x55555e144650) = 21387 [pid 21387] set_robust_list(0x55555e144660, 24) = 0 [pid 21387] chdir("./21097") = 0 [pid 21387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21387] setpgid(0, 0) = 0 [pid 21387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21387] write(3, "1000", 4) = 4 [pid 21387] close(3) = 0 [pid 21387] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21387] write(1, "executing program\n", 18executing program ) = 18 [pid 21387] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21387] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21387] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21387] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21387] exit_group(0) = ? [pid 21387] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21097", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21097", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21097/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21097/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21097/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21097") = 0 mkdir("./21098", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21388 ./strace-static-x86_64: Process 21388 attached [pid 21388] set_robust_list(0x55555e144660, 24) = 0 [pid 21388] chdir("./21098") = 0 [pid 21388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21388] setpgid(0, 0) = 0 [pid 21388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21388] write(3, "1000", 4) = 4 [pid 21388] close(3) = 0 [pid 21388] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21388] write(1, "executing program\n", 18executing program ) = 18 [pid 21388] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21388] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21388] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21388] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21388] exit_group(0) = ? [pid 21388] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21098", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21098", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21098/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21098/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21098/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21098") = 0 mkdir("./21099", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21389 ./strace-static-x86_64: Process 21389 attached [pid 21389] set_robust_list(0x55555e144660, 24) = 0 [pid 21389] chdir("./21099") = 0 [pid 21389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21389] setpgid(0, 0) = 0 [pid 21389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21389] write(3, "1000", 4) = 4 [pid 21389] close(3) = 0 [pid 21389] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21389] write(1, "executing program\n", 18) = 18 [pid 21389] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21389] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21389] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21389] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21389] exit_group(0) = ? [pid 21389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21099", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21099", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21099/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21099/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21099/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21099") = 0 mkdir("./21100", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21390 attached , child_tidptr=0x55555e144650) = 21390 [pid 21390] set_robust_list(0x55555e144660, 24) = 0 [pid 21390] chdir("./21100") = 0 [pid 21390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21390] setpgid(0, 0) = 0 [pid 21390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21390] write(3, "1000", 4) = 4 [pid 21390] close(3) = 0 [pid 21390] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21390] write(1, "executing program\n", 18executing program ) = 18 [pid 21390] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21390] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21390] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21390] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21390] exit_group(0) = ? [pid 21390] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21100/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21100") = 0 mkdir("./21101", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21391 ./strace-static-x86_64: Process 21391 attached [pid 21391] set_robust_list(0x55555e144660, 24) = 0 [pid 21391] chdir("./21101") = 0 [pid 21391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21391] setpgid(0, 0) = 0 [pid 21391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21391] write(3, "1000", 4) = 4 [pid 21391] close(3) = 0 [pid 21391] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21391] write(1, "executing program\n", 18executing program ) = 18 [pid 21391] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21391] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21391] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21391] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21391] exit_group(0) = ? [pid 21391] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21101/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21101") = 0 mkdir("./21102", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21392 attached , child_tidptr=0x55555e144650) = 21392 [pid 21392] set_robust_list(0x55555e144660, 24) = 0 [pid 21392] chdir("./21102") = 0 [pid 21392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21392] setpgid(0, 0) = 0 [pid 21392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21392] write(3, "1000", 4) = 4 [pid 21392] close(3) = 0 [pid 21392] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21392] write(1, "executing program\n", 18executing program ) = 18 [pid 21392] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21392] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21392] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21392] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21392] exit_group(0) = ? [pid 21392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21102/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21102") = 0 mkdir("./21103", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21393 ./strace-static-x86_64: Process 21393 attached [pid 21393] set_robust_list(0x55555e144660, 24) = 0 [pid 21393] chdir("./21103") = 0 [pid 21393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21393] setpgid(0, 0) = 0 [pid 21393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21393] write(3, "1000", 4) = 4 [pid 21393] close(3) = 0 [pid 21393] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21393] write(1, "executing program\n", 18executing program ) = 18 [pid 21393] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21393] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21393] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21393] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21393] exit_group(0) = ? [pid 21393] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21103/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21103") = 0 mkdir("./21104", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21394 attached , child_tidptr=0x55555e144650) = 21394 [pid 21394] set_robust_list(0x55555e144660, 24) = 0 [pid 21394] chdir("./21104") = 0 [pid 21394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21394] setpgid(0, 0) = 0 [pid 21394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21394] write(3, "1000", 4) = 4 [pid 21394] close(3) = 0 [pid 21394] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21394] write(1, "executing program\n", 18executing program ) = 18 [pid 21394] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21394] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21394] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21394] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21394] exit_group(0) = ? [pid 21394] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21104/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21104") = 0 mkdir("./21105", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21395 ./strace-static-x86_64: Process 21395 attached [pid 21395] set_robust_list(0x55555e144660, 24) = 0 [pid 21395] chdir("./21105") = 0 [pid 21395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21395] setpgid(0, 0) = 0 [pid 21395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21395] write(3, "1000", 4) = 4 [pid 21395] close(3) = 0 [pid 21395] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21395] write(1, "executing program\n", 18executing program ) = 18 [pid 21395] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21395] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21395] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21395] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21395] exit_group(0) = ? [pid 21395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21105/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21105") = 0 mkdir("./21106", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21396 attached , child_tidptr=0x55555e144650) = 21396 [pid 21396] set_robust_list(0x55555e144660, 24) = 0 [pid 21396] chdir("./21106") = 0 [pid 21396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21396] setpgid(0, 0) = 0 [pid 21396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21396] write(3, "1000", 4) = 4 [pid 21396] close(3) = 0 [pid 21396] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21396] write(1, "executing program\n", 18executing program ) = 18 [pid 21396] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21396] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21396] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21396] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21396] exit_group(0) = ? [pid 21396] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21106/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21106") = 0 mkdir("./21107", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21397 attached , child_tidptr=0x55555e144650) = 21397 [pid 21397] set_robust_list(0x55555e144660, 24) = 0 [pid 21397] chdir("./21107") = 0 [pid 21397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21397] setpgid(0, 0) = 0 [pid 21397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21397] write(3, "1000", 4) = 4 [pid 21397] close(3) = 0 [pid 21397] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21397] write(1, "executing program\n", 18executing program ) = 18 [pid 21397] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21397] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21397] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21397] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21397] exit_group(0) = ? [pid 21397] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21107/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21107") = 0 mkdir("./21108", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21398 ./strace-static-x86_64: Process 21398 attached [pid 21398] set_robust_list(0x55555e144660, 24) = 0 [pid 21398] chdir("./21108") = 0 [pid 21398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21398] setpgid(0, 0) = 0 [pid 21398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21398] write(3, "1000", 4) = 4 [pid 21398] close(3) = 0 [pid 21398] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21398] write(1, "executing program\n", 18executing program ) = 18 [pid 21398] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21398] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21398] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21398] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21398] exit_group(0) = ? [pid 21398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21108/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21108") = 0 mkdir("./21109", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21399 attached , child_tidptr=0x55555e144650) = 21399 [pid 21399] set_robust_list(0x55555e144660, 24) = 0 [pid 21399] chdir("./21109") = 0 [pid 21399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21399] setpgid(0, 0) = 0 [pid 21399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21399] write(3, "1000", 4) = 4 [pid 21399] close(3) = 0 [pid 21399] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21399] write(1, "executing program\n", 18executing program ) = 18 [pid 21399] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21399] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21399] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21399] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21399] exit_group(0) = ? [pid 21399] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21399, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21109/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21109") = 0 mkdir("./21110", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21400 ./strace-static-x86_64: Process 21400 attached [pid 21400] set_robust_list(0x55555e144660, 24) = 0 [pid 21400] chdir("./21110") = 0 [pid 21400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21400] setpgid(0, 0) = 0 [pid 21400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21400] write(3, "1000", 4) = 4 [pid 21400] close(3) = 0 [pid 21400] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21400] write(1, "executing program\n", 18executing program ) = 18 [pid 21400] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21400] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21400] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21400] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21400] exit_group(0) = ? [pid 21400] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21110/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21110") = 0 mkdir("./21111", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21401 ./strace-static-x86_64: Process 21401 attached [pid 21401] set_robust_list(0x55555e144660, 24) = 0 [pid 21401] chdir("./21111") = 0 [pid 21401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21401] setpgid(0, 0) = 0 [pid 21401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21401] write(3, "1000", 4) = 4 [pid 21401] close(3) = 0 [pid 21401] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21401] write(1, "executing program\n", 18executing program ) = 18 [pid 21401] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21401] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21401] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21401] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21401] exit_group(0) = ? [pid 21401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21111/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21111") = 0 mkdir("./21112", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21402 ./strace-static-x86_64: Process 21402 attached [pid 21402] set_robust_list(0x55555e144660, 24) = 0 [pid 21402] chdir("./21112") = 0 [pid 21402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21402] setpgid(0, 0) = 0 [pid 21402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21402] write(3, "1000", 4) = 4 [pid 21402] close(3) = 0 [pid 21402] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21402] write(1, "executing program\n", 18executing program ) = 18 [pid 21402] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21402] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21402] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21402] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21402] exit_group(0) = ? [pid 21402] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21402, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21112/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21112") = 0 mkdir("./21113", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21403 ./strace-static-x86_64: Process 21403 attached [pid 21403] set_robust_list(0x55555e144660, 24) = 0 [pid 21403] chdir("./21113") = 0 [pid 21403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21403] setpgid(0, 0) = 0 [pid 21403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21403] write(3, "1000", 4) = 4 [pid 21403] close(3) = 0 [pid 21403] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21403] write(1, "executing program\n", 18executing program ) = 18 [pid 21403] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21403] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21403] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21403] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21403] exit_group(0) = ? [pid 21403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21113/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21113") = 0 mkdir("./21114", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21404 ./strace-static-x86_64: Process 21404 attached [pid 21404] set_robust_list(0x55555e144660, 24) = 0 [pid 21404] chdir("./21114") = 0 [pid 21404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21404] setpgid(0, 0) = 0 [pid 21404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21404] write(3, "1000", 4) = 4 [pid 21404] close(3) = 0 [pid 21404] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21404] write(1, "executing program\n", 18executing program ) = 18 [pid 21404] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21404] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21404] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21404] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21404] exit_group(0) = ? [pid 21404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21114/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21114") = 0 mkdir("./21115", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21405 ./strace-static-x86_64: Process 21405 attached [pid 21405] set_robust_list(0x55555e144660, 24) = 0 [pid 21405] chdir("./21115") = 0 [pid 21405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21405] setpgid(0, 0) = 0 [pid 21405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21405] write(3, "1000", 4) = 4 [pid 21405] close(3) = 0 [pid 21405] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21405] write(1, "executing program\n", 18executing program ) = 18 [pid 21405] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21405] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21405] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21405] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21405] exit_group(0) = ? [pid 21405] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21115/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21115") = 0 mkdir("./21116", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21406 attached , child_tidptr=0x55555e144650) = 21406 [pid 21406] set_robust_list(0x55555e144660, 24) = 0 [pid 21406] chdir("./21116") = 0 [pid 21406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21406] setpgid(0, 0) = 0 [pid 21406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21406] write(3, "1000", 4) = 4 [pid 21406] close(3) = 0 [pid 21406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21406] write(1, "executing program\n", 18executing program ) = 18 [pid 21406] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21406] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21406] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21406] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21406] exit_group(0) = ? [pid 21406] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21116/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21116") = 0 mkdir("./21117", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21407 ./strace-static-x86_64: Process 21407 attached [pid 21407] set_robust_list(0x55555e144660, 24) = 0 [pid 21407] chdir("./21117") = 0 [pid 21407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21407] setpgid(0, 0) = 0 [pid 21407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21407] write(3, "1000", 4) = 4 [pid 21407] close(3) = 0 [pid 21407] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21407] write(1, "executing program\n", 18executing program ) = 18 [pid 21407] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21407] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21407] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21407] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21407] exit_group(0) = ? [pid 21407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21117/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21117/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21117") = 0 mkdir("./21118", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21408 attached , child_tidptr=0x55555e144650) = 21408 [pid 21408] set_robust_list(0x55555e144660, 24) = 0 [pid 21408] chdir("./21118") = 0 [pid 21408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21408] setpgid(0, 0) = 0 [pid 21408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21408] write(3, "1000", 4) = 4 [pid 21408] close(3) = 0 [pid 21408] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21408] write(1, "executing program\n", 18executing program ) = 18 [pid 21408] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21408] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21408] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21408] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21408] exit_group(0) = ? [pid 21408] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21118/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21118") = 0 mkdir("./21119", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21409 ./strace-static-x86_64: Process 21409 attached [pid 21409] set_robust_list(0x55555e144660, 24) = 0 [pid 21409] chdir("./21119") = 0 [pid 21409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21409] setpgid(0, 0) = 0 [pid 21409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21409] write(3, "1000", 4) = 4 [pid 21409] close(3) = 0 [pid 21409] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21409] write(1, "executing program\n", 18executing program ) = 18 [pid 21409] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21409] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21409] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21409] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21409] exit_group(0) = ? [pid 21409] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21119", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21119/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21119") = 0 mkdir("./21120", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21410 attached [pid 21410] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21410 [pid 21410] chdir("./21120") = 0 [pid 21410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21410] setpgid(0, 0) = 0 [pid 21410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21410] write(3, "1000", 4) = 4 [pid 21410] close(3) = 0 [pid 21410] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21410] write(1, "executing program\n", 18executing program ) = 18 [pid 21410] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21410] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21410] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21410] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21410] exit_group(0) = ? [pid 21410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21120", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21120/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21120/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21120") = 0 mkdir("./21121", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21411 ./strace-static-x86_64: Process 21411 attached [pid 21411] set_robust_list(0x55555e144660, 24) = 0 [pid 21411] chdir("./21121") = 0 [pid 21411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21411] setpgid(0, 0) = 0 [pid 21411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21411] write(3, "1000", 4) = 4 [pid 21411] close(3) = 0 [pid 21411] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21411] write(1, "executing program\n", 18executing program ) = 18 [pid 21411] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21411] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21411] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21411] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21411] exit_group(0) = ? [pid 21411] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21411, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21121/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21121") = 0 mkdir("./21122", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21412 ./strace-static-x86_64: Process 21412 attached [pid 21412] set_robust_list(0x55555e144660, 24) = 0 [pid 21412] chdir("./21122") = 0 [pid 21412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21412] setpgid(0, 0) = 0 [pid 21412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21412] write(3, "1000", 4) = 4 [pid 21412] close(3) = 0 [pid 21412] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21412] write(1, "executing program\n", 18executing program ) = 18 [pid 21412] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21412] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21412] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21412] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21412] exit_group(0) = ? [pid 21412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21122", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21122/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21122") = 0 mkdir("./21123", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21413 attached , child_tidptr=0x55555e144650) = 21413 [pid 21413] set_robust_list(0x55555e144660, 24) = 0 [pid 21413] chdir("./21123") = 0 [pid 21413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21413] setpgid(0, 0) = 0 [pid 21413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21413] write(3, "1000", 4) = 4 [pid 21413] close(3) = 0 [pid 21413] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21413] write(1, "executing program\n", 18executing program ) = 18 [pid 21413] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21413] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21413] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21413] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21413] exit_group(0) = ? [pid 21413] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21123/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21123") = 0 mkdir("./21124", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21414 attached , child_tidptr=0x55555e144650) = 21414 [pid 21414] set_robust_list(0x55555e144660, 24) = 0 [pid 21414] chdir("./21124") = 0 [pid 21414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21414] setpgid(0, 0) = 0 [pid 21414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21414] write(3, "1000", 4) = 4 [pid 21414] close(3) = 0 [pid 21414] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21414] write(1, "executing program\n", 18) = 18 [pid 21414] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21414] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21414] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21414] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21414] exit_group(0) = ? [pid 21414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21414, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21124", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21124/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21124") = 0 mkdir("./21125", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21415 ./strace-static-x86_64: Process 21415 attached [pid 21415] set_robust_list(0x55555e144660, 24) = 0 [pid 21415] chdir("./21125") = 0 [pid 21415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21415] setpgid(0, 0) = 0 [pid 21415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21415] write(3, "1000", 4) = 4 [pid 21415] close(3) = 0 [pid 21415] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21415] write(1, "executing program\n", 18executing program ) = 18 [pid 21415] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21415] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21415] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21415] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21415] exit_group(0) = ? [pid 21415] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21125/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21125") = 0 mkdir("./21126", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21416 ./strace-static-x86_64: Process 21416 attached [pid 21416] set_robust_list(0x55555e144660, 24) = 0 [pid 21416] chdir("./21126") = 0 [pid 21416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21416] setpgid(0, 0) = 0 [pid 21416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21416] write(3, "1000", 4) = 4 [pid 21416] close(3) = 0 [pid 21416] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21416] write(1, "executing program\n", 18executing program ) = 18 [pid 21416] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21416] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21416] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21416] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21416] exit_group(0) = ? [pid 21416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21126/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21126") = 0 mkdir("./21127", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21417 attached , child_tidptr=0x55555e144650) = 21417 [pid 21417] set_robust_list(0x55555e144660, 24) = 0 [pid 21417] chdir("./21127") = 0 [pid 21417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21417] setpgid(0, 0) = 0 [pid 21417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21417] write(3, "1000", 4) = 4 [pid 21417] close(3) = 0 [pid 21417] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21417] write(1, "executing program\n", 18executing program ) = 18 [pid 21417] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21417] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21417] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21417] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21417] exit_group(0) = ? [pid 21417] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21127", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21127/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21127") = 0 mkdir("./21128", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21418 attached , child_tidptr=0x55555e144650) = 21418 [pid 21418] set_robust_list(0x55555e144660, 24) = 0 [pid 21418] chdir("./21128") = 0 [pid 21418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21418] setpgid(0, 0) = 0 [pid 21418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21418] write(3, "1000", 4) = 4 [pid 21418] close(3) = 0 [pid 21418] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21418] write(1, "executing program\n", 18) = 18 [pid 21418] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21418] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21418] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21418] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21418] exit_group(0) = ? [pid 21418] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21128/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21128/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21128") = 0 mkdir("./21129", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21419 ./strace-static-x86_64: Process 21419 attached [pid 21419] set_robust_list(0x55555e144660, 24) = 0 [pid 21419] chdir("./21129") = 0 [pid 21419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21419] setpgid(0, 0) = 0 [pid 21419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21419] write(3, "1000", 4) = 4 [pid 21419] close(3) = 0 [pid 21419] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21419] write(1, "executing program\n", 18) = 18 [pid 21419] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21419] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21419] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21419] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21419] exit_group(0) = ? [pid 21419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21129", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21129", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21129/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21129/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21129/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21129") = 0 mkdir("./21130", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21420 ./strace-static-x86_64: Process 21420 attached [pid 21420] set_robust_list(0x55555e144660, 24) = 0 [pid 21420] chdir("./21130") = 0 [pid 21420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21420] setpgid(0, 0) = 0 [pid 21420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21420] write(3, "1000", 4) = 4 [pid 21420] close(3) = 0 [pid 21420] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21420] write(1, "executing program\n", 18) = 18 [pid 21420] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21420] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21420] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21420] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21420] exit_group(0) = ? [pid 21420] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21130", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21130", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21130/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21130/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21130/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21130") = 0 mkdir("./21131", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21421 ./strace-static-x86_64: Process 21421 attached [pid 21421] set_robust_list(0x55555e144660, 24) = 0 [pid 21421] chdir("./21131") = 0 [pid 21421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21421] setpgid(0, 0) = 0 [pid 21421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21421] write(3, "1000", 4) = 4 [pid 21421] close(3) = 0 [pid 21421] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21421] write(1, "executing program\n", 18executing program ) = 18 [pid 21421] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21421] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21421] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21421] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21421] exit_group(0) = ? [pid 21421] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21131", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21131", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21131/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21131/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21131/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21131") = 0 mkdir("./21132", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21422 ./strace-static-x86_64: Process 21422 attached [pid 21422] set_robust_list(0x55555e144660, 24) = 0 [pid 21422] chdir("./21132") = 0 [pid 21422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21422] setpgid(0, 0) = 0 [pid 21422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21422] write(3, "1000", 4) = 4 [pid 21422] close(3) = 0 [pid 21422] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21422] write(1, "executing program\n", 18executing program ) = 18 [pid 21422] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21422] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21422] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21422] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21422] exit_group(0) = ? [pid 21422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21132", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21132", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21132/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21132/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21132/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21132") = 0 mkdir("./21133", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21423 ./strace-static-x86_64: Process 21423 attached [pid 21423] set_robust_list(0x55555e144660, 24) = 0 [pid 21423] chdir("./21133") = 0 [pid 21423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21423] setpgid(0, 0) = 0 [pid 21423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21423] write(3, "1000", 4) = 4 executing program [pid 21423] close(3) = 0 [pid 21423] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21423] write(1, "executing program\n", 18) = 18 [pid 21423] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21423] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21423] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21423] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21423] exit_group(0) = ? [pid 21423] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21133", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21133", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21133/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21133/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21133/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21133") = 0 mkdir("./21134", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21424 attached , child_tidptr=0x55555e144650) = 21424 [pid 21424] set_robust_list(0x55555e144660, 24) = 0 [pid 21424] chdir("./21134") = 0 [pid 21424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21424] setpgid(0, 0) = 0 [pid 21424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21424] write(3, "1000", 4) = 4 [pid 21424] close(3) = 0 [pid 21424] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21424] write(1, "executing program\n", 18executing program ) = 18 [pid 21424] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21424] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21424] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21424] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21424] exit_group(0) = ? [pid 21424] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21134", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21134", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21134/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21134/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21134/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21134") = 0 mkdir("./21135", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21425 ./strace-static-x86_64: Process 21425 attached [pid 21425] set_robust_list(0x55555e144660, 24) = 0 [pid 21425] chdir("./21135") = 0 [pid 21425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21425] setpgid(0, 0) = 0 [pid 21425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21425] write(3, "1000", 4) = 4 [pid 21425] close(3) = 0 [pid 21425] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21425] write(1, "executing program\n", 18executing program ) = 18 [pid 21425] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21425] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21425] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21425] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21425] exit_group(0) = ? [pid 21425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21135", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21135", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21135/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21135/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21135/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21135") = 0 mkdir("./21136", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21426 ./strace-static-x86_64: Process 21426 attached [pid 21426] set_robust_list(0x55555e144660, 24) = 0 [pid 21426] chdir("./21136") = 0 [pid 21426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21426] setpgid(0, 0) = 0 [pid 21426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21426] write(3, "1000", 4) = 4 [pid 21426] close(3) = 0 [pid 21426] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21426] write(1, "executing program\n", 18) = 18 [pid 21426] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21426] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21426] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21426] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21426] exit_group(0) = ? [pid 21426] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21136", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21136", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21136/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21136/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21136/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21136") = 0 mkdir("./21137", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21427 ./strace-static-x86_64: Process 21427 attached [pid 21427] set_robust_list(0x55555e144660, 24) = 0 [pid 21427] chdir("./21137") = 0 [pid 21427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21427] setpgid(0, 0) = 0 [pid 21427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21427] write(3, "1000", 4) = 4 [pid 21427] close(3) = 0 [pid 21427] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21427] write(1, "executing program\n", 18executing program ) = 18 [pid 21427] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21427] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21427] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21427] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21427] exit_group(0) = ? [pid 21427] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21137", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21137", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21137/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21137/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21137/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21137") = 0 mkdir("./21138", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21428 ./strace-static-x86_64: Process 21428 attached [pid 21428] set_robust_list(0x55555e144660, 24) = 0 [pid 21428] chdir("./21138") = 0 [pid 21428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21428] setpgid(0, 0) = 0 [pid 21428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21428] write(3, "1000", 4) = 4 [pid 21428] close(3) = 0 [pid 21428] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21428] write(1, "executing program\n", 18executing program ) = 18 [pid 21428] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21428] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21428] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21428] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21428] exit_group(0) = ? [pid 21428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21138", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21138", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21138/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21138/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21138/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21138") = 0 mkdir("./21139", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21429 attached , child_tidptr=0x55555e144650) = 21429 [pid 21429] set_robust_list(0x55555e144660, 24) = 0 [pid 21429] chdir("./21139") = 0 [pid 21429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21429] setpgid(0, 0) = 0 [pid 21429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21429] write(3, "1000", 4) = 4 [pid 21429] close(3) = 0 [pid 21429] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21429] write(1, "executing program\n", 18executing program ) = 18 [pid 21429] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21429] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21429] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21429] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21429] exit_group(0) = ? [pid 21429] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21139", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21139", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21139/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21139/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21139/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21139") = 0 mkdir("./21140", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21430 ./strace-static-x86_64: Process 21430 attached [pid 21430] set_robust_list(0x55555e144660, 24) = 0 [pid 21430] chdir("./21140") = 0 [pid 21430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21430] setpgid(0, 0) = 0 [pid 21430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21430] write(3, "1000", 4) = 4 [pid 21430] close(3) = 0 [pid 21430] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21430] write(1, "executing program\n", 18executing program ) = 18 [pid 21430] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21430] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21430] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21430] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21430] exit_group(0) = ? [pid 21430] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21140", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21140", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21140/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21140/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21140/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21140") = 0 mkdir("./21141", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21431 attached , child_tidptr=0x55555e144650) = 21431 [pid 21431] set_robust_list(0x55555e144660, 24) = 0 [pid 21431] chdir("./21141") = 0 [pid 21431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21431] setpgid(0, 0) = 0 [pid 21431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21431] write(3, "1000", 4) = 4 [pid 21431] close(3) = 0 [pid 21431] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21431] write(1, "executing program\n", 18) = 18 [pid 21431] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21431] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21431] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21431] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21431] exit_group(0) = ? [pid 21431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21141", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21141", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21141/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21141/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21141/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21141") = 0 mkdir("./21142", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21432 attached , child_tidptr=0x55555e144650) = 21432 [pid 21432] set_robust_list(0x55555e144660, 24) = 0 [pid 21432] chdir("./21142") = 0 [pid 21432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21432] setpgid(0, 0) = 0 [pid 21432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21432] write(3, "1000", 4) = 4 [pid 21432] close(3) = 0 [pid 21432] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21432] write(1, "executing program\n", 18executing program ) = 18 [pid 21432] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21432] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21432] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21432] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21432] exit_group(0) = ? [pid 21432] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21142", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21142", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21142/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21142/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21142/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21142") = 0 mkdir("./21143", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21433 ./strace-static-x86_64: Process 21433 attached [pid 21433] set_robust_list(0x55555e144660, 24) = 0 [pid 21433] chdir("./21143") = 0 [pid 21433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21433] setpgid(0, 0) = 0 [pid 21433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21433] write(3, "1000", 4) = 4 [pid 21433] close(3) = 0 [pid 21433] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21433] write(1, "executing program\n", 18executing program ) = 18 [pid 21433] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21433] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21433] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21433] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21433] exit_group(0) = ? [pid 21433] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21143", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21143", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21143/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21143/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21143/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21143") = 0 mkdir("./21144", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21434 ./strace-static-x86_64: Process 21434 attached [pid 21434] set_robust_list(0x55555e144660, 24) = 0 [pid 21434] chdir("./21144") = 0 [pid 21434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21434] setpgid(0, 0) = 0 [pid 21434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21434] write(3, "1000", 4) = 4 [pid 21434] close(3) = 0 [pid 21434] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21434] write(1, "executing program\n", 18executing program ) = 18 [pid 21434] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21434] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21434] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21434] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21434] exit_group(0) = ? [pid 21434] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21144", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21144", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21144/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21144/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21144/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21144") = 0 mkdir("./21145", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21435 attached , child_tidptr=0x55555e144650) = 21435 [pid 21435] set_robust_list(0x55555e144660, 24) = 0 [pid 21435] chdir("./21145") = 0 [pid 21435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21435] setpgid(0, 0) = 0 [pid 21435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21435] write(3, "1000", 4) = 4 [pid 21435] close(3) = 0 [pid 21435] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21435] write(1, "executing program\n", 18executing program ) = 18 [pid 21435] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21435] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21435] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21435] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21435] exit_group(0) = ? [pid 21435] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21145", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21145", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21145/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21145/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21145/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21145") = 0 mkdir("./21146", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21436 ./strace-static-x86_64: Process 21436 attached [pid 21436] set_robust_list(0x55555e144660, 24) = 0 [pid 21436] chdir("./21146") = 0 [pid 21436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21436] setpgid(0, 0) = 0 [pid 21436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21436] write(3, "1000", 4) = 4 [pid 21436] close(3) = 0 [pid 21436] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21436] write(1, "executing program\n", 18executing program ) = 18 [pid 21436] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21436] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21436] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21436] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21436] exit_group(0) = ? [pid 21436] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21146", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21146", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21146/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21146/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21146/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21146") = 0 mkdir("./21147", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21437 attached , child_tidptr=0x55555e144650) = 21437 [pid 21437] set_robust_list(0x55555e144660, 24) = 0 [pid 21437] chdir("./21147") = 0 [pid 21437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21437] setpgid(0, 0) = 0 [pid 21437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21437] write(3, "1000", 4) = 4 [pid 21437] close(3) = 0 [pid 21437] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21437] write(1, "executing program\n", 18executing program ) = 18 [pid 21437] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21437] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21437] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21437] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21437] exit_group(0) = ? [pid 21437] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21147", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21147", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21147/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21147/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21147/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21147") = 0 mkdir("./21148", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21438 attached , child_tidptr=0x55555e144650) = 21438 [pid 21438] set_robust_list(0x55555e144660, 24) = 0 [pid 21438] chdir("./21148") = 0 [pid 21438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21438] setpgid(0, 0) = 0 [pid 21438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21438] write(3, "1000", 4) = 4 [pid 21438] close(3) = 0 [pid 21438] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21438] write(1, "executing program\n", 18executing program ) = 18 [pid 21438] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21438] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21438] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21438] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21438] exit_group(0) = ? [pid 21438] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21438, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21148", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21148", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21148/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21148/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21148/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21148") = 0 mkdir("./21149", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21439 attached , child_tidptr=0x55555e144650) = 21439 [pid 21439] set_robust_list(0x55555e144660, 24) = 0 [pid 21439] chdir("./21149") = 0 [pid 21439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21439] setpgid(0, 0) = 0 [pid 21439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21439] write(3, "1000", 4) = 4 [pid 21439] close(3) = 0 [pid 21439] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21439] write(1, "executing program\n", 18executing program ) = 18 [pid 21439] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21439] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21439] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21439] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21439] exit_group(0) = ? [pid 21439] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21149", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21149", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21149/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21149/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21149/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21149") = 0 mkdir("./21150", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21440 ./strace-static-x86_64: Process 21440 attached [pid 21440] set_robust_list(0x55555e144660, 24) = 0 [pid 21440] chdir("./21150") = 0 [pid 21440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21440] setpgid(0, 0) = 0 [pid 21440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21440] write(3, "1000", 4) = 4 [pid 21440] close(3) = 0 [pid 21440] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21440] write(1, "executing program\n", 18executing program ) = 18 [pid 21440] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21440] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21440] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21440] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21440] exit_group(0) = ? [pid 21440] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21150", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21150", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21150/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21150/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21150/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21150") = 0 mkdir("./21151", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21441 attached , child_tidptr=0x55555e144650) = 21441 [pid 21441] set_robust_list(0x55555e144660, 24) = 0 [pid 21441] chdir("./21151") = 0 [pid 21441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21441] setpgid(0, 0) = 0 [pid 21441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21441] write(3, "1000", 4) = 4 [pid 21441] close(3) = 0 [pid 21441] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21441] write(1, "executing program\n", 18executing program ) = 18 [pid 21441] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21441] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21441] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21441] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21441] exit_group(0) = ? [pid 21441] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21151", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21151", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21151/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21151/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21151/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21151") = 0 mkdir("./21152", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21442 ./strace-static-x86_64: Process 21442 attached [pid 21442] set_robust_list(0x55555e144660, 24) = 0 [pid 21442] chdir("./21152") = 0 [pid 21442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21442] setpgid(0, 0) = 0 [pid 21442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21442] write(3, "1000", 4) = 4 [pid 21442] close(3) = 0 [pid 21442] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21442] write(1, "executing program\n", 18executing program ) = 18 [pid 21442] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21442] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21442] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21442] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21442] exit_group(0) = ? [pid 21442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21152", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21152", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21152/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21152/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21152/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21152") = 0 mkdir("./21153", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21443 attached , child_tidptr=0x55555e144650) = 21443 [pid 21443] set_robust_list(0x55555e144660, 24) = 0 [pid 21443] chdir("./21153") = 0 [pid 21443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21443] setpgid(0, 0) = 0 [pid 21443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21443] write(3, "1000", 4) = 4 [pid 21443] close(3) = 0 [pid 21443] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21443] write(1, "executing program\n", 18executing program ) = 18 [pid 21443] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21443] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21443] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21443] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21443] exit_group(0) = ? [pid 21443] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21153", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21153", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21153/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21153/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21153/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21153") = 0 mkdir("./21154", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21444 ./strace-static-x86_64: Process 21444 attached [pid 21444] set_robust_list(0x55555e144660, 24) = 0 [pid 21444] chdir("./21154") = 0 [pid 21444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21444] setpgid(0, 0) = 0 [pid 21444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21444] write(3, "1000", 4) = 4 [pid 21444] close(3) = 0 [pid 21444] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21444] write(1, "executing program\n", 18) = 18 [pid 21444] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21444] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21444] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21444] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21444] exit_group(0) = ? [pid 21444] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21154", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21154", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21154/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21154/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21154/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21154") = 0 mkdir("./21155", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21445 attached , child_tidptr=0x55555e144650) = 21445 [pid 21445] set_robust_list(0x55555e144660, 24) = 0 [pid 21445] chdir("./21155") = 0 [pid 21445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21445] setpgid(0, 0) = 0 [pid 21445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21445] write(3, "1000", 4) = 4 [pid 21445] close(3) = 0 [pid 21445] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21445] write(1, "executing program\n", 18executing program ) = 18 [pid 21445] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21445] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21445] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21445] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21445] exit_group(0) = ? [pid 21445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21155", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21155", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21155/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21155/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21155/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21155") = 0 mkdir("./21156", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21446 ./strace-static-x86_64: Process 21446 attached [pid 21446] set_robust_list(0x55555e144660, 24) = 0 [pid 21446] chdir("./21156") = 0 [pid 21446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21446] setpgid(0, 0) = 0 [pid 21446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21446] write(3, "1000", 4) = 4 [pid 21446] close(3) = 0 [pid 21446] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21446] write(1, "executing program\n", 18executing program ) = 18 [pid 21446] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21446] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21446] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21446] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21446] exit_group(0) = ? [pid 21446] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21156", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21156", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21156/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21156/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21156/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21156") = 0 mkdir("./21157", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21447 ./strace-static-x86_64: Process 21447 attached [pid 21447] set_robust_list(0x55555e144660, 24) = 0 [pid 21447] chdir("./21157") = 0 [pid 21447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21447] setpgid(0, 0) = 0 [pid 21447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21447] write(3, "1000", 4) = 4 [pid 21447] close(3) = 0 [pid 21447] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21447] write(1, "executing program\n", 18) = 18 [pid 21447] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21447] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21447] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21447] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21447] exit_group(0) = ? [pid 21447] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21157", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21157", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21157/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21157/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21157/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21157") = 0 mkdir("./21158", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21448 ./strace-static-x86_64: Process 21448 attached [pid 21448] set_robust_list(0x55555e144660, 24) = 0 [pid 21448] chdir("./21158") = 0 [pid 21448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21448] setpgid(0, 0) = 0 [pid 21448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21448] write(3, "1000", 4) = 4 [pid 21448] close(3) = 0 [pid 21448] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21448] write(1, "executing program\n", 18) = 18 [pid 21448] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21448] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21448] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21448] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21448] exit_group(0) = ? [pid 21448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21158", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21158", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21158/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21158/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21158/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21158") = 0 mkdir("./21159", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21449 ./strace-static-x86_64: Process 21449 attached [pid 21449] set_robust_list(0x55555e144660, 24) = 0 [pid 21449] chdir("./21159") = 0 [pid 21449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21449] setpgid(0, 0) = 0 [pid 21449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21449] write(3, "1000", 4) = 4 [pid 21449] close(3) = 0 [pid 21449] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21449] write(1, "executing program\n", 18) = 18 [pid 21449] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21449] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21449] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21449] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21449] exit_group(0) = ? [pid 21449] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21159", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21159", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21159/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21159/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21159/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21159") = 0 mkdir("./21160", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21450 ./strace-static-x86_64: Process 21450 attached [pid 21450] set_robust_list(0x55555e144660, 24) = 0 [pid 21450] chdir("./21160") = 0 [pid 21450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21450] setpgid(0, 0) = 0 [pid 21450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21450] write(3, "1000", 4) = 4 [pid 21450] close(3) = 0 [pid 21450] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21450] write(1, "executing program\n", 18) = 18 [pid 21450] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21450] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21450] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21450] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21450] exit_group(0) = ? [pid 21450] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21160", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21160", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21160/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21160/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21160/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21160") = 0 mkdir("./21161", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21451 ./strace-static-x86_64: Process 21451 attached [pid 21451] set_robust_list(0x55555e144660, 24) = 0 [pid 21451] chdir("./21161") = 0 [pid 21451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21451] setpgid(0, 0) = 0 [pid 21451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21451] write(3, "1000", 4) = 4 [pid 21451] close(3) = 0 [pid 21451] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21451] write(1, "executing program\n", 18executing program ) = 18 [pid 21451] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21451] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21451] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21451] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21451] exit_group(0) = ? [pid 21451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21161", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21161/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21161/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21161") = 0 mkdir("./21162", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21452 ./strace-static-x86_64: Process 21452 attached [pid 21452] set_robust_list(0x55555e144660, 24) = 0 [pid 21452] chdir("./21162") = 0 [pid 21452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21452] setpgid(0, 0) = 0 [pid 21452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21452] write(3, "1000", 4) = 4 [pid 21452] close(3) = 0 [pid 21452] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21452] write(1, "executing program\n", 18) = 18 [pid 21452] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21452] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21452] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21452] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21452] exit_group(0) = ? [pid 21452] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21162", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21162/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21162/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21162") = 0 mkdir("./21163", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21453 attached [pid 21453] set_robust_list(0x55555e144660, 24) = 0 [pid 21453] chdir("./21163" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21453 [pid 21453] <... chdir resumed>) = 0 [pid 21453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21453] setpgid(0, 0) = 0 [pid 21453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21453] write(3, "1000", 4) = 4 [pid 21453] close(3) = 0 [pid 21453] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21453] write(1, "executing program\n", 18) = 18 [pid 21453] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21453] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21453] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21453] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21453] exit_group(0) = ? [pid 21453] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21163", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21163/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21163/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21163") = 0 mkdir("./21164", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21454 ./strace-static-x86_64: Process 21454 attached [pid 21454] set_robust_list(0x55555e144660, 24) = 0 [pid 21454] chdir("./21164") = 0 [pid 21454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21454] setpgid(0, 0) = 0 [pid 21454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21454] write(3, "1000", 4) = 4 [pid 21454] close(3) = 0 [pid 21454] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21454] write(1, "executing program\n", 18executing program ) = 18 [pid 21454] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21454] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21454] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21454] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21454] exit_group(0) = ? [pid 21454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21164", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21164/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21164/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21164/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21164") = 0 mkdir("./21165", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21455 ./strace-static-x86_64: Process 21455 attached [pid 21455] set_robust_list(0x55555e144660, 24) = 0 [pid 21455] chdir("./21165") = 0 [pid 21455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21455] setpgid(0, 0) = 0 [pid 21455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21455] write(3, "1000", 4) = 4 [pid 21455] close(3) = 0 [pid 21455] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21455] write(1, "executing program\n", 18executing program ) = 18 [pid 21455] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21455] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21455] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21455] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21455] exit_group(0) = ? [pid 21455] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21165", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21165/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21165/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21165") = 0 mkdir("./21166", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21456 attached [pid 21456] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21456 [pid 21456] <... set_robust_list resumed>) = 0 [pid 21456] chdir("./21166") = 0 [pid 21456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21456] setpgid(0, 0) = 0 [pid 21456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21456] write(3, "1000", 4) = 4 [pid 21456] close(3) = 0 [pid 21456] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21456] write(1, "executing program\n", 18) = 18 [pid 21456] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21456] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21456] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21456] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21456] exit_group(0) = ? [pid 21456] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21166", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21166/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21166/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21166") = 0 mkdir("./21167", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21457 ./strace-static-x86_64: Process 21457 attached [pid 21457] set_robust_list(0x55555e144660, 24) = 0 [pid 21457] chdir("./21167") = 0 [pid 21457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21457] setpgid(0, 0) = 0 [pid 21457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21457] write(3, "1000", 4) = 4 [pid 21457] close(3) = 0 [pid 21457] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21457] write(1, "executing program\n", 18) = 18 [pid 21457] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21457] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21457] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21457] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21457] exit_group(0) = ? [pid 21457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21167", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21167/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21167/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21167") = 0 mkdir("./21168", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21458 attached [pid 21458] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21458 [pid 21458] chdir("./21168") = 0 [pid 21458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21458] setpgid(0, 0) = 0 [pid 21458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21458] write(3, "1000", 4) = 4 [pid 21458] close(3) = 0 [pid 21458] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21458] write(1, "executing program\n", 18) = 18 [pid 21458] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21458] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21458] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21458] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21458] exit_group(0) = ? [pid 21458] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21168", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21168/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21168/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21168") = 0 mkdir("./21169", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21459 attached , child_tidptr=0x55555e144650) = 21459 [pid 21459] set_robust_list(0x55555e144660, 24) = 0 [pid 21459] chdir("./21169") = 0 [pid 21459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21459] setpgid(0, 0) = 0 [pid 21459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21459] write(3, "1000", 4) = 4 [pid 21459] close(3) = 0 [pid 21459] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21459] write(1, "executing program\n", 18executing program ) = 18 [pid 21459] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21459] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21459] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21459] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21459] exit_group(0) = ? [pid 21459] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21169", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21169/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21169/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21169") = 0 mkdir("./21170", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21460 attached [pid 21460] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21460 [pid 21460] chdir("./21170") = 0 [pid 21460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21460] setpgid(0, 0) = 0 [pid 21460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21460] write(3, "1000", 4) = 4 [pid 21460] close(3) = 0 [pid 21460] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21460] write(1, "executing program\n", 18executing program ) = 18 [pid 21460] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21460] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21460] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21460] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21460] exit_group(0) = ? [pid 21460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21170", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21170/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21170/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21170") = 0 mkdir("./21171", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21461 ./strace-static-x86_64: Process 21461 attached [pid 21461] set_robust_list(0x55555e144660, 24) = 0 [pid 21461] chdir("./21171") = 0 [pid 21461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21461] setpgid(0, 0) = 0 [pid 21461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21461] write(3, "1000", 4) = 4 [pid 21461] close(3) = 0 [pid 21461] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21461] write(1, "executing program\n", 18) = 18 [pid 21461] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21461] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21461] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21461] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21461] exit_group(0) = ? [pid 21461] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21171", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21171/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21171/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21171") = 0 mkdir("./21172", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21462 attached [pid 21462] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21462 [pid 21462] <... set_robust_list resumed>) = 0 [pid 21462] chdir("./21172") = 0 [pid 21462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21462] setpgid(0, 0) = 0 [pid 21462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21462] write(3, "1000", 4) = 4 [pid 21462] close(3) = 0 [pid 21462] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21462] write(1, "executing program\n", 18executing program ) = 18 [pid 21462] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21462] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21462] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21462] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21462] exit_group(0) = ? [pid 21462] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21172", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21172/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21172/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21172") = 0 mkdir("./21173", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21463 ./strace-static-x86_64: Process 21463 attached [pid 21463] set_robust_list(0x55555e144660, 24) = 0 [pid 21463] chdir("./21173") = 0 [pid 21463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21463] setpgid(0, 0) = 0 [pid 21463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21463] write(3, "1000", 4) = 4 [pid 21463] close(3) = 0 [pid 21463] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21463] write(1, "executing program\n", 18) = 18 [pid 21463] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21463] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21463] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21463] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21463] exit_group(0) = ? [pid 21463] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21173", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21173/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21173/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21173") = 0 mkdir("./21174", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21464 ./strace-static-x86_64: Process 21464 attached [pid 21464] set_robust_list(0x55555e144660, 24) = 0 [pid 21464] chdir("./21174") = 0 [pid 21464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21464] setpgid(0, 0) = 0 [pid 21464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21464] write(3, "1000", 4) = 4 [pid 21464] close(3) = 0 [pid 21464] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21464] write(1, "executing program\n", 18executing program ) = 18 [pid 21464] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21464] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21464] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21464] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21464] exit_group(0) = ? [pid 21464] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21174", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21174/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21174/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21174") = 0 mkdir("./21175", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21465 ./strace-static-x86_64: Process 21465 attached [pid 21465] set_robust_list(0x55555e144660, 24) = 0 [pid 21465] chdir("./21175") = 0 [pid 21465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21465] setpgid(0, 0) = 0 [pid 21465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21465] write(3, "1000", 4) = 4 [pid 21465] close(3) = 0 [pid 21465] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21465] write(1, "executing program\n", 18executing program ) = 18 [pid 21465] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21465] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21465] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21465] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21465] exit_group(0) = ? [pid 21465] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21175", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21175/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21175/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21175") = 0 mkdir("./21176", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21466 ./strace-static-x86_64: Process 21466 attached [pid 21466] set_robust_list(0x55555e144660, 24) = 0 [pid 21466] chdir("./21176") = 0 [pid 21466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21466] setpgid(0, 0) = 0 [pid 21466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21466] write(3, "1000", 4) = 4 [pid 21466] close(3) = 0 [pid 21466] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21466] write(1, "executing program\n", 18executing program ) = 18 [pid 21466] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21466] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21466] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21466] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21466] exit_group(0) = ? [pid 21466] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21176", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21176/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21176/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21176") = 0 mkdir("./21177", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21467 ./strace-static-x86_64: Process 21467 attached [pid 21467] set_robust_list(0x55555e144660, 24) = 0 [pid 21467] chdir("./21177") = 0 [pid 21467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21467] setpgid(0, 0) = 0 [pid 21467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21467] write(3, "1000", 4) = 4 [pid 21467] close(3) = 0 [pid 21467] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21467] write(1, "executing program\n", 18) = 18 [pid 21467] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21467] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21467] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21467] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21467] exit_group(0) = ? [pid 21467] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21177", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21177/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21177/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21177") = 0 mkdir("./21178", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21468 ./strace-static-x86_64: Process 21468 attached [pid 21468] set_robust_list(0x55555e144660, 24) = 0 [pid 21468] chdir("./21178") = 0 [pid 21468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21468] setpgid(0, 0) = 0 [pid 21468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21468] write(3, "1000", 4) = 4 [pid 21468] close(3) = 0 [pid 21468] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21468] write(1, "executing program\n", 18) = 18 [pid 21468] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21468] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21468] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21468] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21468] exit_group(0) = ? [pid 21468] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21178", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21178/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21178/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21178") = 0 mkdir("./21179", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21469 ./strace-static-x86_64: Process 21469 attached [pid 21469] set_robust_list(0x55555e144660, 24) = 0 [pid 21469] chdir("./21179") = 0 [pid 21469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21469] setpgid(0, 0) = 0 [pid 21469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21469] write(3, "1000", 4) = 4 [pid 21469] close(3) = 0 [pid 21469] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21469] write(1, "executing program\n", 18) = 18 [pid 21469] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21469] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21469] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21469] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21469] exit_group(0) = ? [pid 21469] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21179", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21179/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21179/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21179") = 0 mkdir("./21180", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21470 ./strace-static-x86_64: Process 21470 attached [pid 21470] set_robust_list(0x55555e144660, 24) = 0 [pid 21470] chdir("./21180") = 0 [pid 21470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21470] setpgid(0, 0) = 0 [pid 21470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21470] write(3, "1000", 4) = 4 [pid 21470] close(3) = 0 [pid 21470] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21470] write(1, "executing program\n", 18) = 18 [pid 21470] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21470] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21470] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21470] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21470] exit_group(0) = ? [pid 21470] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21180", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21180/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21180/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21180") = 0 mkdir("./21181", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21471 ./strace-static-x86_64: Process 21471 attached [pid 21471] set_robust_list(0x55555e144660, 24) = 0 [pid 21471] chdir("./21181") = 0 [pid 21471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21471] setpgid(0, 0) = 0 [pid 21471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21471] write(3, "1000", 4) = 4 [pid 21471] close(3) = 0 [pid 21471] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21471] write(1, "executing program\n", 18) = 18 [pid 21471] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21471] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21471] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21471] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21471] exit_group(0) = ? [pid 21471] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21181", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21181/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21181/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21181") = 0 mkdir("./21182", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21472 ./strace-static-x86_64: Process 21472 attached [pid 21472] set_robust_list(0x55555e144660, 24) = 0 [pid 21472] chdir("./21182") = 0 [pid 21472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21472] setpgid(0, 0) = 0 [pid 21472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21472] write(3, "1000", 4) = 4 [pid 21472] close(3) = 0 [pid 21472] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21472] write(1, "executing program\n", 18executing program ) = 18 [pid 21472] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21472] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21472] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21472] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21472] exit_group(0) = ? [pid 21472] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21182", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21182/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21182/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21182") = 0 mkdir("./21183", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21473 ./strace-static-x86_64: Process 21473 attached [pid 21473] set_robust_list(0x55555e144660, 24) = 0 [pid 21473] chdir("./21183") = 0 [pid 21473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21473] setpgid(0, 0) = 0 [pid 21473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21473] write(3, "1000", 4) = 4 [pid 21473] close(3) = 0 [pid 21473] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21473] write(1, "executing program\n", 18executing program ) = 18 [pid 21473] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21473] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21473] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21473] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21473] exit_group(0) = ? [pid 21473] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21183", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21183/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21183/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21183") = 0 mkdir("./21184", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21474 attached [pid 21474] set_robust_list(0x55555e144660, 24) = 0 [pid 21474] chdir("./21184" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21474 [pid 21474] <... chdir resumed>) = 0 [pid 21474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21474] setpgid(0, 0) = 0 [pid 21474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21474] write(3, "1000", 4) = 4 [pid 21474] close(3) = 0 [pid 21474] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21474] write(1, "executing program\n", 18executing program ) = 18 [pid 21474] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21474] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21474] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21474] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21474] exit_group(0) = ? [pid 21474] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21474, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21184", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21184/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21184/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21184") = 0 mkdir("./21185", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21475 attached [pid 21475] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21475 [pid 21475] chdir("./21185") = 0 [pid 21475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21475] setpgid(0, 0) = 0 [pid 21475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21475] write(3, "1000", 4) = 4 [pid 21475] close(3) = 0 [pid 21475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21475] write(1, "executing program\n", 18executing program ) = 18 [pid 21475] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21475] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21475] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21475] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21475] exit_group(0) = ? [pid 21475] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21185", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21185/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21185/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21185") = 0 mkdir("./21186", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21476 ./strace-static-x86_64: Process 21476 attached [pid 21476] set_robust_list(0x55555e144660, 24) = 0 [pid 21476] chdir("./21186") = 0 [pid 21476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21476] setpgid(0, 0) = 0 [pid 21476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21476] write(3, "1000", 4) = 4 [pid 21476] close(3) = 0 [pid 21476] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21476] write(1, "executing program\n", 18executing program ) = 18 [pid 21476] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21476] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21476] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21476] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21476] exit_group(0) = ? [pid 21476] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21186", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21186/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21186/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21186") = 0 mkdir("./21187", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21477 ./strace-static-x86_64: Process 21477 attached [pid 21477] set_robust_list(0x55555e144660, 24) = 0 [pid 21477] chdir("./21187") = 0 [pid 21477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21477] setpgid(0, 0) = 0 [pid 21477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21477] write(3, "1000", 4) = 4 [pid 21477] close(3) = 0 [pid 21477] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21477] write(1, "executing program\n", 18executing program ) = 18 [pid 21477] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21477] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21477] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21477] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21477] exit_group(0) = ? [pid 21477] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21187", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21187/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21187/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21187") = 0 mkdir("./21188", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21478 ./strace-static-x86_64: Process 21478 attached [pid 21478] set_robust_list(0x55555e144660, 24) = 0 [pid 21478] chdir("./21188") = 0 [pid 21478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21478] setpgid(0, 0) = 0 [pid 21478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21478] write(3, "1000", 4) = 4 [pid 21478] close(3) = 0 [pid 21478] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21478] write(1, "executing program\n", 18) = 18 [pid 21478] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21478] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21478] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21478] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21478] exit_group(0) = ? [pid 21478] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21188", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21188/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21188/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21188") = 0 mkdir("./21189", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21479 attached [pid 21479] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21479 [pid 21479] chdir("./21189") = 0 [pid 21479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21479] setpgid(0, 0) = 0 [pid 21479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21479] write(3, "1000", 4) = 4 [pid 21479] close(3) = 0 [pid 21479] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21479] write(1, "executing program\n", 18) = 18 [pid 21479] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21479] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21479] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21479] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21479] exit_group(0) = ? [pid 21479] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21189", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21189/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21189/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21189") = 0 mkdir("./21190", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21480 ./strace-static-x86_64: Process 21480 attached [pid 21480] set_robust_list(0x55555e144660, 24) = 0 [pid 21480] chdir("./21190") = 0 [pid 21480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21480] setpgid(0, 0) = 0 [pid 21480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21480] write(3, "1000", 4) = 4 [pid 21480] close(3) = 0 [pid 21480] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21480] write(1, "executing program\n", 18) = 18 [pid 21480] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21480] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21480] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21480] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21480] exit_group(0) = ? [pid 21480] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21190", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21190/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21190/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21190") = 0 mkdir("./21191", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21481 attached , child_tidptr=0x55555e144650) = 21481 [pid 21481] set_robust_list(0x55555e144660, 24) = 0 [pid 21481] chdir("./21191") = 0 [pid 21481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21481] setpgid(0, 0) = 0 [pid 21481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21481] write(3, "1000", 4) = 4 [pid 21481] close(3) = 0 [pid 21481] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21481] write(1, "executing program\n", 18executing program ) = 18 [pid 21481] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21481] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21481] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21481] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21481] exit_group(0) = ? [pid 21481] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21191", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21191/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21191/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21191") = 0 mkdir("./21192", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21482 attached [pid 21482] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21482 [pid 21482] chdir("./21192") = 0 [pid 21482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21482] setpgid(0, 0) = 0 [pid 21482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21482] write(3, "1000", 4) = 4 [pid 21482] close(3) = 0 [pid 21482] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21482] write(1, "executing program\n", 18executing program ) = 18 [pid 21482] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21482] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21482] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21482] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21482] exit_group(0) = ? [pid 21482] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21192", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21192/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21192/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21192") = 0 mkdir("./21193", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21483 ./strace-static-x86_64: Process 21483 attached [pid 21483] set_robust_list(0x55555e144660, 24) = 0 [pid 21483] chdir("./21193") = 0 [pid 21483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21483] setpgid(0, 0) = 0 [pid 21483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21483] write(3, "1000", 4) = 4 [pid 21483] close(3) = 0 [pid 21483] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21483] write(1, "executing program\n", 18) = 18 [pid 21483] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21483] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21483] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21483] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21483] exit_group(0) = ? [pid 21483] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21193", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21193/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21193/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21193") = 0 mkdir("./21194", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21484 attached [pid 21484] set_robust_list(0x55555e144660, 24) = 0 [pid 21484] chdir("./21194") = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21484 [pid 21484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21484] setpgid(0, 0) = 0 [pid 21484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21484] write(3, "1000", 4) = 4 [pid 21484] close(3) = 0 [pid 21484] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21484] write(1, "executing program\n", 18executing program ) = 18 [pid 21484] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21484] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21484] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21484] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21484] exit_group(0) = ? [pid 21484] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21194", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21194/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21194/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21194") = 0 mkdir("./21195", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21485 attached [pid 21485] set_robust_list(0x55555e144660, 24) = 0 [pid 21485] chdir("./21195") = 0 [pid 21485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21485] setpgid(0, 0) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21485 [pid 21485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21485] write(3, "1000", 4) = 4 [pid 21485] close(3) = 0 executing program [pid 21485] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21485] write(1, "executing program\n", 18) = 18 [pid 21485] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21485] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21485] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21485] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21485] exit_group(0) = ? [pid 21485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21195", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21195/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21195/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21195") = 0 mkdir("./21196", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21486 ./strace-static-x86_64: Process 21486 attached [pid 21486] set_robust_list(0x55555e144660, 24) = 0 [pid 21486] chdir("./21196") = 0 [pid 21486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21486] setpgid(0, 0) = 0 [pid 21486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21486] write(3, "1000", 4) = 4 [pid 21486] close(3) = 0 [pid 21486] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21486] write(1, "executing program\n", 18executing program ) = 18 [pid 21486] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21486] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21486] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21486] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21486] exit_group(0) = ? [pid 21486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21196", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21196/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21196/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21196") = 0 mkdir("./21197", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21487 ./strace-static-x86_64: Process 21487 attached [pid 21487] set_robust_list(0x55555e144660, 24) = 0 [pid 21487] chdir("./21197") = 0 [pid 21487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21487] setpgid(0, 0) = 0 [pid 21487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21487] write(3, "1000", 4) = 4 [pid 21487] close(3) = 0 [pid 21487] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21487] write(1, "executing program\n", 18executing program ) = 18 [pid 21487] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21487] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21487] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21487] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21487] exit_group(0) = ? [pid 21487] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21197", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21197/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21197/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21197") = 0 mkdir("./21198", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21488 ./strace-static-x86_64: Process 21488 attached [pid 21488] set_robust_list(0x55555e144660, 24) = 0 [pid 21488] chdir("./21198") = 0 [pid 21488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21488] setpgid(0, 0) = 0 [pid 21488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21488] write(3, "1000", 4) = 4 [pid 21488] close(3) = 0 [pid 21488] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21488] write(1, "executing program\n", 18executing program ) = 18 [pid 21488] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21488] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21488] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21488] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21488] exit_group(0) = ? [pid 21488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21488, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21198", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21198/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21198/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21198") = 0 mkdir("./21199", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21489 attached [pid 21489] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21489 [pid 21489] chdir("./21199") = 0 [pid 21489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21489] setpgid(0, 0) = 0 [pid 21489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21489] write(3, "1000", 4) = 4 [pid 21489] close(3) = 0 [pid 21489] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21489] write(1, "executing program\n", 18) = 18 [pid 21489] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21489] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21489] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21489] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21489] exit_group(0) = ? [pid 21489] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21199", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21199/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21199/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21199") = 0 mkdir("./21200", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21490 attached [pid 21490] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21490 [pid 21490] chdir("./21200") = 0 [pid 21490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21490] setpgid(0, 0) = 0 [pid 21490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21490] write(3, "1000", 4) = 4 [pid 21490] close(3) = 0 [pid 21490] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21490] write(1, "executing program\n", 18) = 18 [pid 21490] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21490] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21490] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21490] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21490] exit_group(0) = ? [pid 21490] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21200", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21200/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21200/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21200") = 0 mkdir("./21201", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21491 attached , child_tidptr=0x55555e144650) = 21491 [pid 21491] set_robust_list(0x55555e144660, 24) = 0 [pid 21491] chdir("./21201") = 0 [pid 21491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21491] setpgid(0, 0) = 0 [pid 21491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21491] write(3, "1000", 4) = 4 [pid 21491] close(3) = 0 [pid 21491] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21491] write(1, "executing program\n", 18) = 18 [pid 21491] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21491] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21491] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21491] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21491] exit_group(0) = ? [pid 21491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21201", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21201/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21201/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21201") = 0 mkdir("./21202", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21492 attached [pid 21492] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21492 [pid 21492] chdir("./21202") = 0 [pid 21492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21492] setpgid(0, 0) = 0 [pid 21492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21492] write(3, "1000", 4) = 4 [pid 21492] close(3) = 0 [pid 21492] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21492] write(1, "executing program\n", 18) = 18 executing program [pid 21492] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21492] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21492] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21492] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21492] exit_group(0) = ? [pid 21492] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21202", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21202/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21202/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21202") = 0 mkdir("./21203", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21493 ./strace-static-x86_64: Process 21493 attached [pid 21493] set_robust_list(0x55555e144660, 24) = 0 [pid 21493] chdir("./21203") = 0 [pid 21493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21493] setpgid(0, 0) = 0 [pid 21493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21493] write(3, "1000", 4) = 4 [pid 21493] close(3) = 0 [pid 21493] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21493] write(1, "executing program\n", 18executing program ) = 18 [pid 21493] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21493] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21493] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21493] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21493] exit_group(0) = ? [pid 21493] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21203", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21203/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21203/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21203") = 0 mkdir("./21204", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21494 ./strace-static-x86_64: Process 21494 attached [pid 21494] set_robust_list(0x55555e144660, 24) = 0 [pid 21494] chdir("./21204") = 0 [pid 21494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21494] setpgid(0, 0) = 0 [pid 21494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21494] write(3, "1000", 4) = 4 [pid 21494] close(3) = 0 [pid 21494] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21494] write(1, "executing program\n", 18) = 18 [pid 21494] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21494] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21494] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21494] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21494] exit_group(0) = ? [pid 21494] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21204", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21204/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21204/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21204") = 0 mkdir("./21205", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21495 ./strace-static-x86_64: Process 21495 attached [pid 21495] set_robust_list(0x55555e144660, 24) = 0 [pid 21495] chdir("./21205") = 0 [pid 21495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21495] setpgid(0, 0) = 0 [pid 21495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21495] write(3, "1000", 4) = 4 [pid 21495] close(3) = 0 [pid 21495] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21495] write(1, "executing program\n", 18executing program ) = 18 [pid 21495] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21495] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21495] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21495] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21495] exit_group(0) = ? [pid 21495] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21205", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21205/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21205/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21205") = 0 mkdir("./21206", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21496 ./strace-static-x86_64: Process 21496 attached [pid 21496] set_robust_list(0x55555e144660, 24) = 0 [pid 21496] chdir("./21206") = 0 [pid 21496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21496] setpgid(0, 0) = 0 [pid 21496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21496] write(3, "1000", 4) = 4 [pid 21496] close(3) = 0 [pid 21496] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21496] write(1, "executing program\n", 18) = 18 [pid 21496] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21496] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21496] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21496] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21496] exit_group(0) = ? [pid 21496] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21206", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21206/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21206/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21206") = 0 mkdir("./21207", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21497 ./strace-static-x86_64: Process 21497 attached [pid 21497] set_robust_list(0x55555e144660, 24) = 0 [pid 21497] chdir("./21207") = 0 [pid 21497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21497] setpgid(0, 0) = 0 [pid 21497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21497] write(3, "1000", 4) = 4 [pid 21497] close(3) = 0 [pid 21497] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21497] write(1, "executing program\n", 18) = 18 [pid 21497] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21497] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21497] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21497] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21497] exit_group(0) = ? [pid 21497] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21207", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21207/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21207/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21207") = 0 mkdir("./21208", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21498 ./strace-static-x86_64: Process 21498 attached [pid 21498] set_robust_list(0x55555e144660, 24) = 0 [pid 21498] chdir("./21208") = 0 [pid 21498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21498] setpgid(0, 0) = 0 [pid 21498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21498] write(3, "1000", 4) = 4 [pid 21498] close(3) = 0 [pid 21498] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21498] write(1, "executing program\n", 18) = 18 [pid 21498] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21498] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21498] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21498] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21498] exit_group(0) = ? [pid 21498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21208", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21208/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21208/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21208") = 0 mkdir("./21209", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21499 ./strace-static-x86_64: Process 21499 attached [pid 21499] set_robust_list(0x55555e144660, 24) = 0 [pid 21499] chdir("./21209") = 0 [pid 21499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21499] setpgid(0, 0) = 0 [pid 21499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21499] write(3, "1000", 4) = 4 [pid 21499] close(3) = 0 [pid 21499] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21499] write(1, "executing program\n", 18executing program ) = 18 [pid 21499] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21499] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21499] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21499] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21499] exit_group(0) = ? [pid 21499] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21209", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21209/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21209/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21209") = 0 mkdir("./21210", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21500 attached , child_tidptr=0x55555e144650) = 21500 [pid 21500] set_robust_list(0x55555e144660, 24) = 0 [pid 21500] chdir("./21210") = 0 [pid 21500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21500] setpgid(0, 0) = 0 [pid 21500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21500] write(3, "1000", 4) = 4 [pid 21500] close(3) = 0 [pid 21500] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21500] write(1, "executing program\n", 18executing program ) = 18 [pid 21500] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21500] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21500] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21500] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21500] exit_group(0) = ? [pid 21500] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21210", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21210/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21210/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21210") = 0 mkdir("./21211", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21501 attached [pid 21501] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21501 [pid 21501] chdir("./21211") = 0 [pid 21501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21501] setpgid(0, 0) = 0 [pid 21501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21501] write(3, "1000", 4) = 4 [pid 21501] close(3) = 0 [pid 21501] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21501] write(1, "executing program\n", 18executing program ) = 18 [pid 21501] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21501] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21501] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21501] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21501] exit_group(0) = ? [pid 21501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21211", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21211/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21211/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21211") = 0 mkdir("./21212", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21502 attached [pid 21502] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21502 [pid 21502] chdir("./21212") = 0 [pid 21502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21502] setpgid(0, 0) = 0 [pid 21502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21502] write(3, "1000", 4) = 4 [pid 21502] close(3) = 0 [pid 21502] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21502] write(1, "executing program\n", 18executing program ) = 18 [pid 21502] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21502] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21502] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21502] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21502] exit_group(0) = ? [pid 21502] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21212", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21212/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21212/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21212") = 0 mkdir("./21213", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21503 attached [pid 21503] set_robust_list(0x55555e144660, 24) = 0 [pid 21503] chdir("./21213" [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21503 [pid 21503] <... chdir resumed>) = 0 [pid 21503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21503] setpgid(0, 0) = 0 [pid 21503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21503] write(3, "1000", 4) = 4 [pid 21503] close(3) = 0 [pid 21503] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21503] write(1, "executing program\n", 18executing program ) = 18 [pid 21503] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21503] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21503] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21503] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21503] exit_group(0) = ? [pid 21503] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21213", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21213/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21213/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21213") = 0 mkdir("./21214", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21504 attached , child_tidptr=0x55555e144650) = 21504 [pid 21504] set_robust_list(0x55555e144660, 24) = 0 [pid 21504] chdir("./21214") = 0 [pid 21504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21504] setpgid(0, 0) = 0 [pid 21504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21504] write(3, "1000", 4) = 4 [pid 21504] close(3) = 0 [pid 21504] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21504] write(1, "executing program\n", 18executing program ) = 18 [pid 21504] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21504] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21504] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21504] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21504] exit_group(0) = ? [pid 21504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21214", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21214/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21214/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21214") = 0 mkdir("./21215", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21505 attached [pid 21505] set_robust_list(0x55555e144660, 24 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21505 [pid 21505] <... set_robust_list resumed>) = 0 [pid 21505] chdir("./21215") = 0 [pid 21505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21505] setpgid(0, 0) = 0 [pid 21505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21505] write(3, "1000", 4) = 4 [pid 21505] close(3) = 0 [pid 21505] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21505] write(1, "executing program\n", 18executing program ) = 18 [pid 21505] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21505] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21505] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21505] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21505] exit_group(0) = ? [pid 21505] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21215", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21215/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21215/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21215") = 0 mkdir("./21216", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21506 attached , child_tidptr=0x55555e144650) = 21506 [pid 21506] set_robust_list(0x55555e144660, 24) = 0 [pid 21506] chdir("./21216") = 0 [pid 21506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21506] setpgid(0, 0) = 0 [pid 21506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21506] write(3, "1000", 4) = 4 [pid 21506] close(3) = 0 [pid 21506] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21506] write(1, "executing program\n", 18) = 18 [pid 21506] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21506] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21506] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21506] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21506] exit_group(0) = ? [pid 21506] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21216", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21216/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21216/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21216") = 0 mkdir("./21217", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21507 attached [pid 21507] set_robust_list(0x55555e144660, 24) = 0 [pid 21507] chdir("./21217") = 0 [pid 21507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21507 [pid 21507] setpgid(0, 0) = 0 [pid 21507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21507] write(3, "1000", 4) = 4 [pid 21507] close(3) = 0 [pid 21507] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21507] write(1, "executing program\n", 18) = 18 [pid 21507] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21507] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21507] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21507] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21507] exit_group(0) = ? [pid 21507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21217", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21217/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21217/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21217") = 0 mkdir("./21218", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21508 attached , child_tidptr=0x55555e144650) = 21508 [pid 21508] set_robust_list(0x55555e144660, 24) = 0 [pid 21508] chdir("./21218") = 0 [pid 21508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21508] setpgid(0, 0) = 0 [pid 21508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21508] write(3, "1000", 4) = 4 [pid 21508] close(3) = 0 [pid 21508] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21508] write(1, "executing program\n", 18executing program ) = 18 [pid 21508] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21508] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21508] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21508] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21508] exit_group(0) = ? [pid 21508] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21218", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21218/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21218/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21218") = 0 mkdir("./21219", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21509 attached [pid 21509] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21509 [pid 21509] chdir("./21219") = 0 [pid 21509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21509] setpgid(0, 0) = 0 [pid 21509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21509] write(3, "1000", 4) = 4 [pid 21509] close(3) = 0 [pid 21509] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21509] write(1, "executing program\n", 18executing program ) = 18 [pid 21509] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21509] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21509] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21509] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21509] exit_group(0) = ? [pid 21509] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21219", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21219/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21219/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21219") = 0 mkdir("./21220", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21510 ./strace-static-x86_64: Process 21510 attached [pid 21510] set_robust_list(0x55555e144660, 24) = 0 [pid 21510] chdir("./21220") = 0 [pid 21510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21510] setpgid(0, 0) = 0 [pid 21510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21510] write(3, "1000", 4) = 4 [pid 21510] close(3) = 0 [pid 21510] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21510] write(1, "executing program\n", 18) = 18 [pid 21510] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21510] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21510] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21510] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21510] exit_group(0) = ? [pid 21510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21220", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21220/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21220/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21220") = 0 mkdir("./21221", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21511 attached , child_tidptr=0x55555e144650) = 21511 [pid 21511] set_robust_list(0x55555e144660, 24) = 0 [pid 21511] chdir("./21221") = 0 [pid 21511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21511] setpgid(0, 0) = 0 [pid 21511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21511] write(3, "1000", 4) = 4 [pid 21511] close(3) = 0 [pid 21511] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21511] write(1, "executing program\n", 18executing program ) = 18 [pid 21511] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21511] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21511] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21511] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21511] exit_group(0) = ? [pid 21511] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21511, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21221", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21221/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21221/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21221") = 0 mkdir("./21222", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21512 attached , child_tidptr=0x55555e144650) = 21512 [pid 21512] set_robust_list(0x55555e144660, 24) = 0 [pid 21512] chdir("./21222") = 0 [pid 21512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21512] setpgid(0, 0) = 0 [pid 21512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21512] write(3, "1000", 4) = 4 [pid 21512] close(3) = 0 [pid 21512] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21512] write(1, "executing program\n", 18) = 18 [pid 21512] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21512] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21512] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21512] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21512] exit_group(0) = ? [pid 21512] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21222", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21222/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21222/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21222") = 0 mkdir("./21223", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21513 ./strace-static-x86_64: Process 21513 attached [pid 21513] set_robust_list(0x55555e144660, 24) = 0 [pid 21513] chdir("./21223") = 0 [pid 21513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21513] setpgid(0, 0) = 0 [pid 21513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21513] write(3, "1000", 4) = 4 [pid 21513] close(3) = 0 [pid 21513] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21513] write(1, "executing program\n", 18) = 18 [pid 21513] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21513] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21513] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21513] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21513] exit_group(0) = ? [pid 21513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21223", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21223/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21223/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21223") = 0 mkdir("./21224", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21514 ./strace-static-x86_64: Process 21514 attached [pid 21514] set_robust_list(0x55555e144660, 24) = 0 [pid 21514] chdir("./21224") = 0 [pid 21514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21514] setpgid(0, 0) = 0 [pid 21514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21514] write(3, "1000", 4) = 4 [pid 21514] close(3) = 0 [pid 21514] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21514] write(1, "executing program\n", 18executing program ) = 18 [pid 21514] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21514] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21514] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21514] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21514] exit_group(0) = ? [pid 21514] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21514, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21224", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21224/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21224/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21224") = 0 mkdir("./21225", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21515 ./strace-static-x86_64: Process 21515 attached [pid 21515] set_robust_list(0x55555e144660, 24) = 0 [pid 21515] chdir("./21225") = 0 [pid 21515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21515] setpgid(0, 0) = 0 [pid 21515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21515] write(3, "1000", 4) = 4 [pid 21515] close(3) = 0 [pid 21515] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21515] write(1, "executing program\n", 18executing program ) = 18 [pid 21515] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21515] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21515] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21515] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21515] exit_group(0) = ? [pid 21515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21225", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21225/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21225/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21225") = 0 mkdir("./21226", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21516 ./strace-static-x86_64: Process 21516 attached [pid 21516] set_robust_list(0x55555e144660, 24) = 0 [pid 21516] chdir("./21226") = 0 [pid 21516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21516] setpgid(0, 0) = 0 [pid 21516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21516] write(3, "1000", 4) = 4 [pid 21516] close(3) = 0 [pid 21516] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21516] write(1, "executing program\n", 18) = 18 [pid 21516] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21516] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21516] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21516] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21516] exit_group(0) = ? [pid 21516] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21226", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21226/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21226/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21226") = 0 mkdir("./21227", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21517 ./strace-static-x86_64: Process 21517 attached [pid 21517] set_robust_list(0x55555e144660, 24) = 0 [pid 21517] chdir("./21227") = 0 [pid 21517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21517] setpgid(0, 0) = 0 [pid 21517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21517] write(3, "1000", 4) = 4 [pid 21517] close(3) = 0 [pid 21517] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21517] write(1, "executing program\n", 18executing program ) = 18 [pid 21517] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21517] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21517] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21517] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21517] exit_group(0) = ? [pid 21517] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21227", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21227/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21227/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21227") = 0 mkdir("./21228", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21518 ./strace-static-x86_64: Process 21518 attached [pid 21518] set_robust_list(0x55555e144660, 24) = 0 [pid 21518] chdir("./21228") = 0 [pid 21518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21518] setpgid(0, 0) = 0 [pid 21518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21518] write(3, "1000", 4) = 4 [pid 21518] close(3) = 0 [pid 21518] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21518] write(1, "executing program\n", 18) = 18 [pid 21518] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21518] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21518] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21518] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21518] exit_group(0) = ? [pid 21518] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21228", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21228/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21228/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21228") = 0 mkdir("./21229", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21519 ./strace-static-x86_64: Process 21519 attached [pid 21519] set_robust_list(0x55555e144660, 24) = 0 [pid 21519] chdir("./21229") = 0 [pid 21519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21519] setpgid(0, 0) = 0 [pid 21519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21519] write(3, "1000", 4) = 4 [pid 21519] close(3) = 0 [pid 21519] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21519] write(1, "executing program\n", 18) = 18 [pid 21519] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21519] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21519] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21519] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21519] exit_group(0) = ? [pid 21519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21229", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21229/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21229/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21229") = 0 mkdir("./21230", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21520 ./strace-static-x86_64: Process 21520 attached [pid 21520] set_robust_list(0x55555e144660, 24) = 0 [pid 21520] chdir("./21230") = 0 [pid 21520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21520] setpgid(0, 0) = 0 [pid 21520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21520] write(3, "1000", 4) = 4 [pid 21520] close(3) = 0 [pid 21520] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21520] write(1, "executing program\n", 18executing program ) = 18 [pid 21520] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21520] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21520] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21520] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21520] exit_group(0) = ? [pid 21520] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21230", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21230/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21230/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21230") = 0 mkdir("./21231", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21521 attached , child_tidptr=0x55555e144650) = 21521 [pid 21521] set_robust_list(0x55555e144660, 24) = 0 [pid 21521] chdir("./21231") = 0 [pid 21521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21521] setpgid(0, 0) = 0 [pid 21521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21521] write(3, "1000", 4) = 4 [pid 21521] close(3) = 0 [pid 21521] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21521] write(1, "executing program\n", 18) = 18 [pid 21521] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21521] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21521] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21521] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21521] exit_group(0) = ? [pid 21521] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21231", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21231/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21231/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21231") = 0 mkdir("./21232", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21522 ./strace-static-x86_64: Process 21522 attached [pid 21522] set_robust_list(0x55555e144660, 24) = 0 [pid 21522] chdir("./21232") = 0 [pid 21522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21522] setpgid(0, 0) = 0 [pid 21522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21522] write(3, "1000", 4) = 4 [pid 21522] close(3) = 0 [pid 21522] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21522] write(1, "executing program\n", 18executing program ) = 18 [pid 21522] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21522] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21522] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21522] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21522] exit_group(0) = ? [pid 21522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21232", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21232/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21232/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21232") = 0 mkdir("./21233", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21523 ./strace-static-x86_64: Process 21523 attached [pid 21523] set_robust_list(0x55555e144660, 24) = 0 [pid 21523] chdir("./21233") = 0 [pid 21523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21523] setpgid(0, 0) = 0 [pid 21523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21523] write(3, "1000", 4) = 4 [pid 21523] close(3) = 0 [pid 21523] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21523] write(1, "executing program\n", 18) = 18 [pid 21523] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21523] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21523] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21523] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21523] exit_group(0) = ? [pid 21523] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21233", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21233/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21233") = 0 mkdir("./21234", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21524 ./strace-static-x86_64: Process 21524 attached [pid 21524] set_robust_list(0x55555e144660, 24) = 0 [pid 21524] chdir("./21234") = 0 [pid 21524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21524] setpgid(0, 0) = 0 [pid 21524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21524] write(3, "1000", 4) = 4 [pid 21524] close(3) = 0 [pid 21524] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21524] write(1, "executing program\n", 18executing program ) = 18 [pid 21524] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21524] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21524] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21524] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21524] exit_group(0) = ? [pid 21524] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21234", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21234/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21234/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21234") = 0 mkdir("./21235", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21525 ./strace-static-x86_64: Process 21525 attached [pid 21525] set_robust_list(0x55555e144660, 24) = 0 [pid 21525] chdir("./21235") = 0 [pid 21525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21525] setpgid(0, 0) = 0 [pid 21525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21525] write(3, "1000", 4) = 4 [pid 21525] close(3) = 0 [pid 21525] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21525] write(1, "executing program\n", 18executing program ) = 18 [pid 21525] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21525] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21525] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21525] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21525] exit_group(0) = ? [pid 21525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21235", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21235/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21235/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21235") = 0 mkdir("./21236", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21526 ./strace-static-x86_64: Process 21526 attached [pid 21526] set_robust_list(0x55555e144660, 24) = 0 [pid 21526] chdir("./21236") = 0 [pid 21526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21526] setpgid(0, 0) = 0 [pid 21526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21526] write(3, "1000", 4) = 4 [pid 21526] close(3) = 0 [pid 21526] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21526] write(1, "executing program\n", 18executing program ) = 18 [pid 21526] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21526] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21526] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21526] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21526] exit_group(0) = ? [pid 21526] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21236", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21236/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21236/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21236") = 0 mkdir("./21237", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21527 ./strace-static-x86_64: Process 21527 attached [pid 21527] set_robust_list(0x55555e144660, 24) = 0 [pid 21527] chdir("./21237") = 0 [pid 21527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21527] setpgid(0, 0) = 0 [pid 21527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21527] write(3, "1000", 4) = 4 [pid 21527] close(3) = 0 [pid 21527] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21527] write(1, "executing program\n", 18executing program ) = 18 [pid 21527] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21527] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21527] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21527] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21527] exit_group(0) = ? [pid 21527] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21237", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21237/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21237/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21237") = 0 mkdir("./21238", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21528 ./strace-static-x86_64: Process 21528 attached [pid 21528] set_robust_list(0x55555e144660, 24) = 0 [pid 21528] chdir("./21238") = 0 [pid 21528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21528] setpgid(0, 0) = 0 [pid 21528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21528] write(3, "1000", 4) = 4 [pid 21528] close(3) = 0 [pid 21528] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21528] write(1, "executing program\n", 18executing program ) = 18 [pid 21528] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21528] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21528] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21528] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21528] exit_group(0) = ? [pid 21528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21238", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21238/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21238/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21238") = 0 mkdir("./21239", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21529 ./strace-static-x86_64: Process 21529 attached [pid 21529] set_robust_list(0x55555e144660, 24) = 0 [pid 21529] chdir("./21239") = 0 [pid 21529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21529] setpgid(0, 0) = 0 [pid 21529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21529] write(3, "1000", 4) = 4 [pid 21529] close(3) = 0 [pid 21529] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21529] write(1, "executing program\n", 18executing program ) = 18 [pid 21529] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21529] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21529] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21529] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21529] exit_group(0) = ? [pid 21529] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21239", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21239/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21239/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21239") = 0 mkdir("./21240", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21530 attached , child_tidptr=0x55555e144650) = 21530 [pid 21530] set_robust_list(0x55555e144660, 24) = 0 [pid 21530] chdir("./21240") = 0 [pid 21530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21530] setpgid(0, 0) = 0 [pid 21530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21530] write(3, "1000", 4) = 4 [pid 21530] close(3) = 0 [pid 21530] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21530] write(1, "executing program\n", 18executing program ) = 18 [pid 21530] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21530] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21530] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21530] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21530] exit_group(0) = ? [pid 21530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21240", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21240/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21240/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21240") = 0 mkdir("./21241", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21531 ./strace-static-x86_64: Process 21531 attached [pid 21531] set_robust_list(0x55555e144660, 24) = 0 [pid 21531] chdir("./21241") = 0 [pid 21531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21531] setpgid(0, 0) = 0 [pid 21531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21531] write(3, "1000", 4) = 4 [pid 21531] close(3) = 0 [pid 21531] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21531] write(1, "executing program\n", 18) = 18 [pid 21531] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21531] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21531] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21531] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21531] exit_group(0) = ? [pid 21531] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21241", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21241/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21241/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21241/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21241") = 0 mkdir("./21242", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21532 attached , child_tidptr=0x55555e144650) = 21532 [pid 21532] set_robust_list(0x55555e144660, 24) = 0 [pid 21532] chdir("./21242") = 0 [pid 21532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21532] setpgid(0, 0) = 0 [pid 21532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21532] write(3, "1000", 4) = 4 [pid 21532] close(3) = 0 [pid 21532] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21532] write(1, "executing program\n", 18executing program ) = 18 [pid 21532] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21532] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21532] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21532] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21532] exit_group(0) = ? [pid 21532] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21242", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21242/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21242/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21242") = 0 mkdir("./21243", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21533 ./strace-static-x86_64: Process 21533 attached [pid 21533] set_robust_list(0x55555e144660, 24) = 0 [pid 21533] chdir("./21243") = 0 [pid 21533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21533] setpgid(0, 0) = 0 [pid 21533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21533] write(3, "1000", 4) = 4 [pid 21533] close(3) = 0 [pid 21533] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21533] write(1, "executing program\n", 18executing program ) = 18 [pid 21533] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21533] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21533] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21533] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21533] exit_group(0) = ? [pid 21533] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21243", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21243/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21243/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21243") = 0 mkdir("./21244", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21534 ./strace-static-x86_64: Process 21534 attached [pid 21534] set_robust_list(0x55555e144660, 24) = 0 [pid 21534] chdir("./21244") = 0 [pid 21534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21534] setpgid(0, 0) = 0 [pid 21534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21534] write(3, "1000", 4) = 4 [pid 21534] close(3) = 0 [pid 21534] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21534] write(1, "executing program\n", 18executing program ) = 18 [pid 21534] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21534] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21534] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21534] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21534] exit_group(0) = ? [pid 21534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21244", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21244/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21244/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21244") = 0 mkdir("./21245", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21535 attached , child_tidptr=0x55555e144650) = 21535 [pid 21535] set_robust_list(0x55555e144660, 24) = 0 [pid 21535] chdir("./21245") = 0 [pid 21535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21535] setpgid(0, 0) = 0 [pid 21535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21535] write(3, "1000", 4) = 4 [pid 21535] close(3) = 0 [pid 21535] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21535] write(1, "executing program\n", 18) = 18 [pid 21535] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21535] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21535] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21535] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21535] exit_group(0) = ? [pid 21535] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21535, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21245", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21245/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21245") = 0 mkdir("./21246", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21536 attached , child_tidptr=0x55555e144650) = 21536 [pid 21536] set_robust_list(0x55555e144660, 24) = 0 [pid 21536] chdir("./21246") = 0 [pid 21536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21536] setpgid(0, 0) = 0 [pid 21536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21536] write(3, "1000", 4) = 4 [pid 21536] close(3) = 0 [pid 21536] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21536] write(1, "executing program\n", 18executing program ) = 18 [pid 21536] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21536] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21536] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21536] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21536] exit_group(0) = ? [pid 21536] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21246", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21246/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21246/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21246") = 0 mkdir("./21247", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21537 attached [pid 21537] set_robust_list(0x55555e144660, 24) = 0 [pid 288] <... clone resumed>, child_tidptr=0x55555e144650) = 21537 [pid 21537] chdir("./21247") = 0 [pid 21537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21537] setpgid(0, 0) = 0 [pid 21537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21537] write(3, "1000", 4) = 4 [pid 21537] close(3) = 0 [pid 21537] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21537] write(1, "executing program\n", 18) = 18 [pid 21537] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21537] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21537] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21537] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21537] exit_group(0) = ? [pid 21537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21247", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21247/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21247/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21247") = 0 mkdir("./21248", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21538 ./strace-static-x86_64: Process 21538 attached [pid 21538] set_robust_list(0x55555e144660, 24) = 0 [pid 21538] chdir("./21248") = 0 [pid 21538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21538] setpgid(0, 0) = 0 [pid 21538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21538] write(3, "1000", 4) = 4 [pid 21538] close(3) = 0 [pid 21538] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21538] write(1, "executing program\n", 18executing program ) = 18 [pid 21538] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21538] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21538] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21538] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21538] exit_group(0) = ? [pid 21538] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21248", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21248/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21248/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21248") = 0 mkdir("./21249", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21539 ./strace-static-x86_64: Process 21539 attached [pid 21539] set_robust_list(0x55555e144660, 24) = 0 [pid 21539] chdir("./21249") = 0 [pid 21539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21539] setpgid(0, 0) = 0 [pid 21539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21539] write(3, "1000", 4) = 4 [pid 21539] close(3) = 0 [pid 21539] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21539] write(1, "executing program\n", 18) = 18 [pid 21539] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21539] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21539] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21539] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21539] exit_group(0) = ? [pid 21539] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21249", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21249/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21249/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21249") = 0 mkdir("./21250", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21540 ./strace-static-x86_64: Process 21540 attached [pid 21540] set_robust_list(0x55555e144660, 24) = 0 [pid 21540] chdir("./21250") = 0 [pid 21540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21540] setpgid(0, 0) = 0 [pid 21540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21540] write(3, "1000", 4) = 4 [pid 21540] close(3) = 0 [pid 21540] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21540] write(1, "executing program\n", 18executing program ) = 18 [pid 21540] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21540] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21540] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21540] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21540] exit_group(0) = ? [pid 21540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21250", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21250/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21250/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21250") = 0 mkdir("./21251", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21541 ./strace-static-x86_64: Process 21541 attached [pid 21541] set_robust_list(0x55555e144660, 24) = 0 [pid 21541] chdir("./21251") = 0 [pid 21541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21541] setpgid(0, 0) = 0 [pid 21541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21541] write(3, "1000", 4) = 4 [pid 21541] close(3) = 0 [pid 21541] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21541] write(1, "executing program\n", 18executing program ) = 18 [pid 21541] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21541] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21541] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21541] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21541] exit_group(0) = ? [pid 21541] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21251", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21251/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21251/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21251/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21251") = 0 mkdir("./21252", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21542 attached , child_tidptr=0x55555e144650) = 21542 [pid 21542] set_robust_list(0x55555e144660, 24) = 0 [pid 21542] chdir("./21252") = 0 [pid 21542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21542] setpgid(0, 0) = 0 [pid 21542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21542] write(3, "1000", 4) = 4 [pid 21542] close(3) = 0 [pid 21542] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21542] write(1, "executing program\n", 18executing program ) = 18 [pid 21542] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21542] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21542] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21542] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21542] exit_group(0) = ? [pid 21542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21252", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21252/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21252/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21252") = 0 mkdir("./21253", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21543 ./strace-static-x86_64: Process 21543 attached [pid 21543] set_robust_list(0x55555e144660, 24) = 0 [pid 21543] chdir("./21253") = 0 [pid 21543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21543] setpgid(0, 0) = 0 [pid 21543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21543] write(3, "1000", 4) = 4 [pid 21543] close(3) = 0 [pid 21543] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21543] write(1, "executing program\n", 18executing program ) = 18 [pid 21543] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21543] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21543] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21543] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21543] exit_group(0) = ? [pid 21543] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21253", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21253/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21253/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21253") = 0 mkdir("./21254", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21544 attached , child_tidptr=0x55555e144650) = 21544 [pid 21544] set_robust_list(0x55555e144660, 24) = 0 [pid 21544] chdir("./21254") = 0 [pid 21544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21544] setpgid(0, 0) = 0 [pid 21544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21544] write(3, "1000", 4) = 4 [pid 21544] close(3) = 0 [pid 21544] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21544] write(1, "executing program\n", 18executing program ) = 18 [pid 21544] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21544] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21544] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21544] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21544] exit_group(0) = ? [pid 21544] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21254", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21254/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21254/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21254") = 0 mkdir("./21255", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21545 ./strace-static-x86_64: Process 21545 attached [pid 21545] set_robust_list(0x55555e144660, 24) = 0 [pid 21545] chdir("./21255") = 0 [pid 21545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21545] setpgid(0, 0) = 0 [pid 21545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21545] write(3, "1000", 4) = 4 [pid 21545] close(3) = 0 [pid 21545] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21545] write(1, "executing program\n", 18) = 18 [pid 21545] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21545] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21545] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21545] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21545] exit_group(0) = ? [pid 21545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21255", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21255/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21255/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21255") = 0 mkdir("./21256", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21546 attached , child_tidptr=0x55555e144650) = 21546 [pid 21546] set_robust_list(0x55555e144660, 24) = 0 [pid 21546] chdir("./21256") = 0 [pid 21546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21546] setpgid(0, 0) = 0 [pid 21546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21546] write(3, "1000", 4) = 4 [pid 21546] close(3) = 0 [pid 21546] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21546] write(1, "executing program\n", 18) = 18 [pid 21546] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21546] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21546] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21546] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21546] exit_group(0) = ? [pid 21546] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21256", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21256/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21256/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21256") = 0 mkdir("./21257", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21547 ./strace-static-x86_64: Process 21547 attached [pid 21547] set_robust_list(0x55555e144660, 24) = 0 [pid 21547] chdir("./21257") = 0 [pid 21547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21547] setpgid(0, 0) = 0 [pid 21547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21547] write(3, "1000", 4) = 4 [pid 21547] close(3) = 0 [pid 21547] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21547] write(1, "executing program\n", 18executing program ) = 18 [pid 21547] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21547] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21547] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21547] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21547] exit_group(0) = ? [pid 21547] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21257", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21257/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21257/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21257") = 0 mkdir("./21258", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21548 ./strace-static-x86_64: Process 21548 attached [pid 21548] set_robust_list(0x55555e144660, 24) = 0 [pid 21548] chdir("./21258") = 0 [pid 21548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21548] setpgid(0, 0) = 0 [pid 21548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21548] write(3, "1000", 4) = 4 [pid 21548] close(3) = 0 [pid 21548] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21548] write(1, "executing program\n", 18executing program ) = 18 [pid 21548] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21548] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21548] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21548] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21548] exit_group(0) = ? [pid 21548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21258", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21258/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21258/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21258") = 0 mkdir("./21259", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21549 ./strace-static-x86_64: Process 21549 attached [pid 21549] set_robust_list(0x55555e144660, 24) = 0 [pid 21549] chdir("./21259") = 0 [pid 21549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21549] setpgid(0, 0) = 0 [pid 21549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21549] write(3, "1000", 4) = 4 [pid 21549] close(3) = 0 [pid 21549] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21549] write(1, "executing program\n", 18) = 18 [pid 21549] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21549] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21549] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21549] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21549] exit_group(0) = ? [pid 21549] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21259", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21259/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21259/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21259") = 0 mkdir("./21260", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21550 ./strace-static-x86_64: Process 21550 attached [pid 21550] set_robust_list(0x55555e144660, 24) = 0 [pid 21550] chdir("./21260") = 0 [pid 21550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21550] setpgid(0, 0) = 0 [pid 21550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21550] write(3, "1000", 4) = 4 [pid 21550] close(3) = 0 [pid 21550] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21550] write(1, "executing program\n", 18executing program ) = 18 [pid 21550] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21550] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21550] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21550] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21550] exit_group(0) = ? [pid 21550] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21260", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21260/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21260/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21260") = 0 mkdir("./21261", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21551 ./strace-static-x86_64: Process 21551 attached [pid 21551] set_robust_list(0x55555e144660, 24) = 0 [pid 21551] chdir("./21261") = 0 [pid 21551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21551] setpgid(0, 0) = 0 [pid 21551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21551] write(3, "1000", 4) = 4 [pid 21551] close(3) = 0 [pid 21551] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21551] write(1, "executing program\n", 18executing program ) = 18 [pid 21551] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21551] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21551] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21551] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21551] exit_group(0) = ? [pid 21551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21261", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21261/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21261/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21261") = 0 mkdir("./21262", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21552 attached , child_tidptr=0x55555e144650) = 21552 [pid 21552] set_robust_list(0x55555e144660, 24) = 0 [pid 21552] chdir("./21262") = 0 [pid 21552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21552] setpgid(0, 0) = 0 [pid 21552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21552] write(3, "1000", 4) = 4 [pid 21552] close(3) = 0 [pid 21552] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21552] write(1, "executing program\n", 18executing program ) = 18 [pid 21552] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21552] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21552] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21552] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21552] exit_group(0) = ? [pid 21552] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21262", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21262/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21262/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21262") = 0 mkdir("./21263", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21553 ./strace-static-x86_64: Process 21553 attached [pid 21553] set_robust_list(0x55555e144660, 24) = 0 [pid 21553] chdir("./21263") = 0 [pid 21553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21553] setpgid(0, 0) = 0 [pid 21553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21553] write(3, "1000", 4) = 4 [pid 21553] close(3) = 0 [pid 21553] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21553] write(1, "executing program\n", 18executing program ) = 18 [pid 21553] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21553] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21553] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21553] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21553] exit_group(0) = ? [pid 21553] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21263", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21263/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21263/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21263") = 0 mkdir("./21264", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21554 ./strace-static-x86_64: Process 21554 attached [pid 21554] set_robust_list(0x55555e144660, 24) = 0 [pid 21554] chdir("./21264") = 0 [pid 21554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21554] setpgid(0, 0) = 0 [pid 21554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21554] write(3, "1000", 4) = 4 [pid 21554] close(3) = 0 [pid 21554] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21554] write(1, "executing program\n", 18executing program ) = 18 [pid 21554] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21554] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21554] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21554] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21554] exit_group(0) = ? [pid 21554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21264", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21264/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21264/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21264") = 0 mkdir("./21265", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21555 attached , child_tidptr=0x55555e144650) = 21555 [pid 21555] set_robust_list(0x55555e144660, 24) = 0 [pid 21555] chdir("./21265") = 0 [pid 21555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21555] setpgid(0, 0) = 0 [pid 21555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21555] write(3, "1000", 4) = 4 [pid 21555] close(3) = 0 [pid 21555] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21555] write(1, "executing program\n", 18executing program ) = 18 [pid 21555] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21555] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21555] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21555] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21555] exit_group(0) = ? [pid 21555] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21265", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21265/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21265/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21265") = 0 mkdir("./21266", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21556 attached , child_tidptr=0x55555e144650) = 21556 [pid 21556] set_robust_list(0x55555e144660, 24) = 0 [pid 21556] chdir("./21266") = 0 [pid 21556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21556] setpgid(0, 0) = 0 [pid 21556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21556] write(3, "1000", 4) = 4 [pid 21556] close(3) = 0 [pid 21556] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21556] write(1, "executing program\n", 18) = 18 [pid 21556] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21556] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21556] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21556] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21556] exit_group(0) = ? [pid 21556] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21266", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21266/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21266/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21266") = 0 mkdir("./21267", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21557 attached , child_tidptr=0x55555e144650) = 21557 [pid 21557] set_robust_list(0x55555e144660, 24) = 0 [pid 21557] chdir("./21267") = 0 [pid 21557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21557] setpgid(0, 0) = 0 [pid 21557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21557] write(3, "1000", 4) = 4 [pid 21557] close(3) = 0 [pid 21557] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21557] write(1, "executing program\n", 18) = 18 [pid 21557] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21557] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21557] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21557] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21557] exit_group(0) = ? [pid 21557] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21267", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21267/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21267/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21267") = 0 mkdir("./21268", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21558 ./strace-static-x86_64: Process 21558 attached [pid 21558] set_robust_list(0x55555e144660, 24) = 0 [pid 21558] chdir("./21268") = 0 [pid 21558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21558] setpgid(0, 0) = 0 [pid 21558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21558] write(3, "1000", 4) = 4 [pid 21558] close(3) = 0 [pid 21558] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21558] write(1, "executing program\n", 18) = 18 [pid 21558] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21558] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21558] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21558] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21558] exit_group(0) = ? [pid 21558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21268", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21268/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21268/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21268") = 0 mkdir("./21269", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21559 ./strace-static-x86_64: Process 21559 attached [pid 21559] set_robust_list(0x55555e144660, 24) = 0 [pid 21559] chdir("./21269") = 0 [pid 21559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21559] setpgid(0, 0) = 0 [pid 21559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21559] write(3, "1000", 4) = 4 [pid 21559] close(3) = 0 [pid 21559] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21559] write(1, "executing program\n", 18executing program ) = 18 [pid 21559] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21559] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21559] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21559] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21559] exit_group(0) = ? [pid 21559] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21269", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21269/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21269/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21269") = 0 mkdir("./21270", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21560 ./strace-static-x86_64: Process 21560 attached [pid 21560] set_robust_list(0x55555e144660, 24) = 0 [pid 21560] chdir("./21270") = 0 [pid 21560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21560] setpgid(0, 0) = 0 [pid 21560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21560] write(3, "1000", 4) = 4 [pid 21560] close(3) = 0 [pid 21560] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21560] write(1, "executing program\n", 18executing program ) = 18 [pid 21560] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21560] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21560] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21560] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21560] exit_group(0) = ? [pid 21560] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21270", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21270/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21270/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21270") = 0 mkdir("./21271", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21561 ./strace-static-x86_64: Process 21561 attached [pid 21561] set_robust_list(0x55555e144660, 24) = 0 [pid 21561] chdir("./21271") = 0 [pid 21561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21561] setpgid(0, 0) = 0 [pid 21561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21561] write(3, "1000", 4) = 4 [pid 21561] close(3) = 0 [pid 21561] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21561] write(1, "executing program\n", 18executing program ) = 18 [pid 21561] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21561] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21561] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21561] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21561] exit_group(0) = ? [pid 21561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21271", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21271/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21271/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21271") = 0 mkdir("./21272", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21562 attached , child_tidptr=0x55555e144650) = 21562 [pid 21562] set_robust_list(0x55555e144660, 24) = 0 [pid 21562] chdir("./21272") = 0 [pid 21562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21562] setpgid(0, 0) = 0 [pid 21562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21562] write(3, "1000", 4) = 4 [pid 21562] close(3) = 0 [pid 21562] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21562] write(1, "executing program\n", 18executing program ) = 18 [pid 21562] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21562] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21562] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21562] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21562] exit_group(0) = ? [pid 21562] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21562, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21272", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21272/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21272/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21272") = 0 mkdir("./21273", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21563 ./strace-static-x86_64: Process 21563 attached [pid 21563] set_robust_list(0x55555e144660, 24) = 0 [pid 21563] chdir("./21273") = 0 [pid 21563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21563] setpgid(0, 0) = 0 [pid 21563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21563] write(3, "1000", 4) = 4 [pid 21563] close(3) = 0 [pid 21563] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21563] write(1, "executing program\n", 18executing program ) = 18 [pid 21563] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21563] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21563] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21563] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21563] exit_group(0) = ? [pid 21563] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21273", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21273/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21273/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21273") = 0 mkdir("./21274", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21564 ./strace-static-x86_64: Process 21564 attached [pid 21564] set_robust_list(0x55555e144660, 24) = 0 [pid 21564] chdir("./21274") = 0 [pid 21564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21564] setpgid(0, 0) = 0 [pid 21564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21564] write(3, "1000", 4) = 4 [pid 21564] close(3) = 0 [pid 21564] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21564] write(1, "executing program\n", 18executing program ) = 18 [pid 21564] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21564] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21564] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21564] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21564] exit_group(0) = ? [pid 21564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21274", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21274/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21274/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21274") = 0 mkdir("./21275", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21565 attached , child_tidptr=0x55555e144650) = 21565 [pid 21565] set_robust_list(0x55555e144660, 24) = 0 [pid 21565] chdir("./21275") = 0 [pid 21565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21565] setpgid(0, 0) = 0 [pid 21565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21565] write(3, "1000", 4) = 4 [pid 21565] close(3) = 0 [pid 21565] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21565] write(1, "executing program\n", 18executing program ) = 18 [pid 21565] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21565] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21565] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21565] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21565] exit_group(0) = ? [pid 21565] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21275", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21275/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21275/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21275") = 0 mkdir("./21276", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21566 ./strace-static-x86_64: Process 21566 attached [pid 21566] set_robust_list(0x55555e144660, 24) = 0 [pid 21566] chdir("./21276") = 0 [pid 21566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21566] setpgid(0, 0) = 0 [pid 21566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21566] write(3, "1000", 4) = 4 [pid 21566] close(3) = 0 [pid 21566] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21566] write(1, "executing program\n", 18) = 18 [pid 21566] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21566] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21566] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21566] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21566] exit_group(0) = ? [pid 21566] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21276", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21276/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21276/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21276") = 0 mkdir("./21277", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21567 attached , child_tidptr=0x55555e144650) = 21567 [pid 21567] set_robust_list(0x55555e144660, 24) = 0 [pid 21567] chdir("./21277") = 0 [pid 21567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21567] setpgid(0, 0) = 0 [pid 21567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21567] write(3, "1000", 4) = 4 [pid 21567] close(3) = 0 [pid 21567] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21567] write(1, "executing program\n", 18) = 18 [pid 21567] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21567] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21567] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21567] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21567] exit_group(0) = ? [pid 21567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21277", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21277/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21277/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21277") = 0 mkdir("./21278", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21568 ./strace-static-x86_64: Process 21568 attached [pid 21568] set_robust_list(0x55555e144660, 24) = 0 [pid 21568] chdir("./21278") = 0 [pid 21568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21568] setpgid(0, 0) = 0 [pid 21568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21568] write(3, "1000", 4) = 4 [pid 21568] close(3) = 0 [pid 21568] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21568] write(1, "executing program\n", 18executing program ) = 18 [pid 21568] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21568] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21568] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21568] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21568] exit_group(0) = ? [pid 21568] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21278", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21278/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21278/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21278") = 0 mkdir("./21279", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21569 ./strace-static-x86_64: Process 21569 attached [pid 21569] set_robust_list(0x55555e144660, 24) = 0 [pid 21569] chdir("./21279") = 0 [pid 21569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21569] setpgid(0, 0) = 0 [pid 21569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21569] write(3, "1000", 4) = 4 [pid 21569] close(3) = 0 [pid 21569] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21569] write(1, "executing program\n", 18executing program ) = 18 [pid 21569] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21569] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21569] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21569] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21569] exit_group(0) = ? [pid 21569] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21279", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21279/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21279/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21279") = 0 mkdir("./21280", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21570 attached , child_tidptr=0x55555e144650) = 21570 [pid 21570] set_robust_list(0x55555e144660, 24) = 0 [pid 21570] chdir("./21280") = 0 [pid 21570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21570] setpgid(0, 0) = 0 [pid 21570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21570] write(3, "1000", 4) = 4 [pid 21570] close(3) = 0 [pid 21570] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21570] write(1, "executing program\n", 18executing program ) = 18 [pid 21570] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21570] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21570] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21570] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21570] exit_group(0) = ? [pid 21570] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21280", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21280/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21280/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21280") = 0 mkdir("./21281", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21571 attached , child_tidptr=0x55555e144650) = 21571 [pid 21571] set_robust_list(0x55555e144660, 24) = 0 [pid 21571] chdir("./21281") = 0 [pid 21571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21571] setpgid(0, 0) = 0 [pid 21571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21571] write(3, "1000", 4) = 4 [pid 21571] close(3) = 0 [pid 21571] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21571] write(1, "executing program\n", 18executing program ) = 18 [pid 21571] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21571] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21571] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21571] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21571] exit_group(0) = ? [pid 21571] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21281", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21281/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21281/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21281") = 0 mkdir("./21282", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21572 ./strace-static-x86_64: Process 21572 attached [pid 21572] set_robust_list(0x55555e144660, 24) = 0 [pid 21572] chdir("./21282") = 0 [pid 21572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21572] setpgid(0, 0) = 0 [pid 21572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21572] write(3, "1000", 4) = 4 [pid 21572] close(3) = 0 [pid 21572] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21572] write(1, "executing program\n", 18) = 18 [pid 21572] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21572] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21572] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21572] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21572] exit_group(0) = ? [pid 21572] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21282", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21282/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21282/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21282") = 0 mkdir("./21283", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21573 ./strace-static-x86_64: Process 21573 attached [pid 21573] set_robust_list(0x55555e144660, 24) = 0 [pid 21573] chdir("./21283") = 0 [pid 21573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21573] setpgid(0, 0) = 0 [pid 21573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21573] write(3, "1000", 4) = 4 [pid 21573] close(3) = 0 [pid 21573] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21573] write(1, "executing program\n", 18) = 18 [pid 21573] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21573] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21573] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21573] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21573] exit_group(0) = ? [pid 21573] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21283", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21283/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21283/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21283") = 0 mkdir("./21284", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21574 ./strace-static-x86_64: Process 21574 attached [pid 21574] set_robust_list(0x55555e144660, 24) = 0 [pid 21574] chdir("./21284") = 0 [pid 21574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21574] setpgid(0, 0) = 0 [pid 21574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21574] write(3, "1000", 4) = 4 [pid 21574] close(3) = 0 [pid 21574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21574] write(1, "executing program\n", 18executing program ) = 18 [pid 21574] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21574] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21574] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21574] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21574] exit_group(0) = ? [pid 21574] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21284", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21284/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21284/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21284") = 0 mkdir("./21285", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21575 ./strace-static-x86_64: Process 21575 attached [pid 21575] set_robust_list(0x55555e144660, 24) = 0 [pid 21575] chdir("./21285") = 0 [pid 21575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21575] setpgid(0, 0) = 0 [pid 21575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21575] write(3, "1000", 4) = 4 [pid 21575] close(3) = 0 [pid 21575] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21575] write(1, "executing program\n", 18executing program ) = 18 [pid 21575] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21575] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21575] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21575] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21575] exit_group(0) = ? [pid 21575] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21285", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21285/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21285/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21285") = 0 mkdir("./21286", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21576 ./strace-static-x86_64: Process 21576 attached [pid 21576] set_robust_list(0x55555e144660, 24) = 0 [pid 21576] chdir("./21286") = 0 [pid 21576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21576] setpgid(0, 0) = 0 [pid 21576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21576] write(3, "1000", 4) = 4 [pid 21576] close(3) = 0 [pid 21576] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21576] write(1, "executing program\n", 18executing program ) = 18 [pid 21576] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21576] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21576] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21576] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21576] exit_group(0) = ? [pid 21576] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21286", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21286/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21286/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21286") = 0 mkdir("./21287", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21577 ./strace-static-x86_64: Process 21577 attached [pid 21577] set_robust_list(0x55555e144660, 24) = 0 [pid 21577] chdir("./21287") = 0 [pid 21577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21577] setpgid(0, 0) = 0 [pid 21577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21577] write(3, "1000", 4) = 4 [pid 21577] close(3) = 0 [pid 21577] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21577] write(1, "executing program\n", 18executing program ) = 18 [pid 21577] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21577] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21577] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21577] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21577] exit_group(0) = ? [pid 21577] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21287", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21287/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21287/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21287") = 0 mkdir("./21288", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21578 attached , child_tidptr=0x55555e144650) = 21578 [pid 21578] set_robust_list(0x55555e144660, 24) = 0 [pid 21578] chdir("./21288") = 0 [pid 21578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21578] setpgid(0, 0) = 0 [pid 21578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21578] write(3, "1000", 4) = 4 [pid 21578] close(3) = 0 [pid 21578] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21578] write(1, "executing program\n", 18executing program ) = 18 [pid 21578] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21578] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21578] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21578] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21578] exit_group(0) = ? [pid 21578] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21288", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21288/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21288/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21288/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21288") = 0 mkdir("./21289", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21579 attached , child_tidptr=0x55555e144650) = 21579 [pid 21579] set_robust_list(0x55555e144660, 24) = 0 [pid 21579] chdir("./21289") = 0 [pid 21579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21579] setpgid(0, 0) = 0 [pid 21579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21579] write(3, "1000", 4) = 4 [pid 21579] close(3) = 0 [pid 21579] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21579] write(1, "executing program\n", 18) = 18 [pid 21579] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21579] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21579] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21579] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21579] exit_group(0) = ? [pid 21579] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21289", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21289/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21289/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21289/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21289") = 0 mkdir("./21290", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21580 attached , child_tidptr=0x55555e144650) = 21580 [pid 21580] set_robust_list(0x55555e144660, 24) = 0 [pid 21580] chdir("./21290") = 0 [pid 21580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21580] setpgid(0, 0) = 0 [pid 21580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21580] write(3, "1000", 4) = 4 [pid 21580] close(3) = 0 [pid 21580] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21580] write(1, "executing program\n", 18) = 18 [pid 21580] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21580] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21580] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21580] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21580] exit_group(0) = ? [pid 21580] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21290", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21290/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21290/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21290/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21290") = 0 mkdir("./21291", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21581 ./strace-static-x86_64: Process 21581 attached [pid 21581] set_robust_list(0x55555e144660, 24) = 0 [pid 21581] chdir("./21291") = 0 [pid 21581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21581] setpgid(0, 0) = 0 [pid 21581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21581] write(3, "1000", 4) = 4 [pid 21581] close(3) = 0 [pid 21581] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21581] write(1, "executing program\n", 18executing program ) = 18 [pid 21581] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21581] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21581] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21581] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21581] exit_group(0) = ? [pid 21581] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21291", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21291/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21291/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21291/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21291") = 0 mkdir("./21292", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21582 ./strace-static-x86_64: Process 21582 attached [pid 21582] set_robust_list(0x55555e144660, 24) = 0 [pid 21582] chdir("./21292") = 0 [pid 21582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21582] setpgid(0, 0) = 0 [pid 21582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21582] write(3, "1000", 4) = 4 [pid 21582] close(3) = 0 [pid 21582] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21582] write(1, "executing program\n", 18executing program ) = 18 [pid 21582] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21582] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21582] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21582] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21582] exit_group(0) = ? [pid 21582] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21292", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21292/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21292/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21292/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21292") = 0 mkdir("./21293", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21583 ./strace-static-x86_64: Process 21583 attached [pid 21583] set_robust_list(0x55555e144660, 24) = 0 [pid 21583] chdir("./21293") = 0 [pid 21583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21583] setpgid(0, 0) = 0 [pid 21583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21583] write(3, "1000", 4) = 4 [pid 21583] close(3) = 0 [pid 21583] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21583] write(1, "executing program\n", 18executing program ) = 18 [pid 21583] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21583] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21583] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21583] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21583] exit_group(0) = ? [pid 21583] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21293", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21293/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21293/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21293/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21293") = 0 mkdir("./21294", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21584 ./strace-static-x86_64: Process 21584 attached [pid 21584] set_robust_list(0x55555e144660, 24) = 0 [pid 21584] chdir("./21294") = 0 [pid 21584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21584] setpgid(0, 0) = 0 [pid 21584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21584] write(3, "1000", 4) = 4 [pid 21584] close(3) = 0 [pid 21584] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21584] write(1, "executing program\n", 18executing program ) = 18 [pid 21584] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21584] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21584] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21584] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21584] exit_group(0) = ? [pid 21584] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21584, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21294", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21294/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21294/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21294/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21294") = 0 mkdir("./21295", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21585 ./strace-static-x86_64: Process 21585 attached [pid 21585] set_robust_list(0x55555e144660, 24) = 0 [pid 21585] chdir("./21295") = 0 [pid 21585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21585] setpgid(0, 0) = 0 [pid 21585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21585] write(3, "1000", 4) = 4 [pid 21585] close(3) = 0 [pid 21585] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21585] write(1, "executing program\n", 18executing program ) = 18 [pid 21585] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21585] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21585] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21585] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21585] exit_group(0) = ? [pid 21585] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21295", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21295/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21295/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21295/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21295") = 0 mkdir("./21296", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21586 ./strace-static-x86_64: Process 21586 attached [pid 21586] set_robust_list(0x55555e144660, 24) = 0 [pid 21586] chdir("./21296") = 0 [pid 21586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21586] setpgid(0, 0) = 0 [pid 21586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21586] write(3, "1000", 4) = 4 [pid 21586] close(3) = 0 [pid 21586] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21586] write(1, "executing program\n", 18executing program ) = 18 [pid 21586] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21586] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21586] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21586] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21586] exit_group(0) = ? [pid 21586] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21296", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21296", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21296/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21296/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21296/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21296") = 0 mkdir("./21297", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21587 attached , child_tidptr=0x55555e144650) = 21587 [pid 21587] set_robust_list(0x55555e144660, 24) = 0 [pid 21587] chdir("./21297") = 0 [pid 21587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21587] setpgid(0, 0) = 0 [pid 21587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21587] write(3, "1000", 4) = 4 [pid 21587] close(3) = 0 [pid 21587] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21587] write(1, "executing program\n", 18) = 18 [pid 21587] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21587] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21587] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21587] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21587] exit_group(0) = ? [pid 21587] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21297", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21297/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21297/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21297/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21297") = 0 mkdir("./21298", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21588 attached , child_tidptr=0x55555e144650) = 21588 [pid 21588] set_robust_list(0x55555e144660, 24) = 0 [pid 21588] chdir("./21298") = 0 [pid 21588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21588] setpgid(0, 0) = 0 [pid 21588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21588] write(3, "1000", 4) = 4 [pid 21588] close(3) = 0 [pid 21588] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21588] write(1, "executing program\n", 18executing program ) = 18 [pid 21588] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21588] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21588] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21588] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21588] exit_group(0) = ? [pid 21588] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21588, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21298", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21298/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21298/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21298/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21298") = 0 mkdir("./21299", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21589 attached , child_tidptr=0x55555e144650) = 21589 [pid 21589] set_robust_list(0x55555e144660, 24) = 0 [pid 21589] chdir("./21299") = 0 [pid 21589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21589] setpgid(0, 0) = 0 [pid 21589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21589] write(3, "1000", 4) = 4 [pid 21589] close(3) = 0 [pid 21589] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21589] write(1, "executing program\n", 18executing program ) = 18 [pid 21589] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21589] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21589] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21589] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21589] exit_group(0) = ? [pid 21589] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21299", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21299/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21299/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21299/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21299") = 0 mkdir("./21300", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21590 ./strace-static-x86_64: Process 21590 attached [pid 21590] set_robust_list(0x55555e144660, 24) = 0 [pid 21590] chdir("./21300") = 0 [pid 21590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21590] setpgid(0, 0) = 0 [pid 21590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21590] write(3, "1000", 4) = 4 [pid 21590] close(3) = 0 [pid 21590] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21590] write(1, "executing program\n", 18executing program ) = 18 [pid 21590] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21590] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21590] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21590] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21590] exit_group(0) = ? [pid 21590] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21590, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21300", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21300/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21300/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21300/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21300") = 0 mkdir("./21301", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21591 attached , child_tidptr=0x55555e144650) = 21591 [pid 21591] set_robust_list(0x55555e144660, 24) = 0 [pid 21591] chdir("./21301") = 0 [pid 21591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21591] setpgid(0, 0) = 0 [pid 21591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21591] write(3, "1000", 4) = 4 [pid 21591] close(3) = 0 executing program [pid 21591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21591] write(1, "executing program\n", 18) = 18 [pid 21591] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21591] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21591] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21591] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21591] exit_group(0) = ? [pid 21591] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21301", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21301/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21301/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21301/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21301") = 0 mkdir("./21302", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21592 ./strace-static-x86_64: Process 21592 attached [pid 21592] set_robust_list(0x55555e144660, 24) = 0 [pid 21592] chdir("./21302") = 0 [pid 21592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21592] setpgid(0, 0) = 0 [pid 21592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21592] write(3, "1000", 4) = 4 [pid 21592] close(3) = 0 [pid 21592] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21592] write(1, "executing program\n", 18executing program ) = 18 [pid 21592] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21592] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21592] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21592] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21592] exit_group(0) = ? [pid 21592] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21302", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21302", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21302/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21302/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21302/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21302") = 0 mkdir("./21303", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21593 ./strace-static-x86_64: Process 21593 attached [pid 21593] set_robust_list(0x55555e144660, 24) = 0 [pid 21593] chdir("./21303") = 0 [pid 21593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21593] setpgid(0, 0) = 0 [pid 21593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21593] write(3, "1000", 4) = 4 [pid 21593] close(3) = 0 executing program [pid 21593] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21593] write(1, "executing program\n", 18) = 18 [pid 21593] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21593] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21593] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21593] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21593] exit_group(0) = ? [pid 21593] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21303", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21303", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21303/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21303/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21303/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21303") = 0 mkdir("./21304", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21594 ./strace-static-x86_64: Process 21594 attached [pid 21594] set_robust_list(0x55555e144660, 24) = 0 [pid 21594] chdir("./21304") = 0 [pid 21594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21594] setpgid(0, 0) = 0 [pid 21594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21594] write(3, "1000", 4) = 4 [pid 21594] close(3) = 0 [pid 21594] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21594] write(1, "executing program\n", 18) = 18 [pid 21594] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21594] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21594] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21594] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21594] exit_group(0) = ? [pid 21594] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21594, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21304", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21304", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21304/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21304/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21304/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21304") = 0 mkdir("./21305", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21595 attached , child_tidptr=0x55555e144650) = 21595 [pid 21595] set_robust_list(0x55555e144660, 24) = 0 [pid 21595] chdir("./21305") = 0 [pid 21595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21595] setpgid(0, 0) = 0 [pid 21595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21595] write(3, "1000", 4) = 4 [pid 21595] close(3) = 0 [pid 21595] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21595] write(1, "executing program\n", 18) = 18 [pid 21595] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21595] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21595] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21595] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21595] exit_group(0) = ? [pid 21595] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21305", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21305", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21305/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21305/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21305/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21305") = 0 mkdir("./21306", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21596 attached , child_tidptr=0x55555e144650) = 21596 [pid 21596] set_robust_list(0x55555e144660, 24) = 0 [pid 21596] chdir("./21306") = 0 [pid 21596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21596] setpgid(0, 0) = 0 [pid 21596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21596] write(3, "1000", 4) = 4 [pid 21596] close(3) = 0 [pid 21596] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21596] write(1, "executing program\n", 18) = 18 [pid 21596] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21596] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21596] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21596] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21596] exit_group(0) = ? [pid 21596] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21306", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21306", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21306/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21306/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21306/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21306") = 0 mkdir("./21307", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21597 ./strace-static-x86_64: Process 21597 attached [pid 21597] set_robust_list(0x55555e144660, 24) = 0 [pid 21597] chdir("./21307") = 0 [pid 21597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21597] setpgid(0, 0) = 0 [pid 21597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21597] write(3, "1000", 4) = 4 [pid 21597] close(3) = 0 [pid 21597] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21597] write(1, "executing program\n", 18) = 18 [pid 21597] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21597] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21597] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21597] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21597] exit_group(0) = ? [pid 21597] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21307", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21307", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21307/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21307/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21307/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21307") = 0 mkdir("./21308", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21598 ./strace-static-x86_64: Process 21598 attached [pid 21598] set_robust_list(0x55555e144660, 24) = 0 [pid 21598] chdir("./21308") = 0 [pid 21598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21598] setpgid(0, 0) = 0 [pid 21598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21598] write(3, "1000", 4) = 4 [pid 21598] close(3) = 0 [pid 21598] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21598] write(1, "executing program\n", 18executing program ) = 18 [pid 21598] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21598] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21598] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21598] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21598] exit_group(0) = ? [pid 21598] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21308", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21308", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21308/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21308/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21308/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21308") = 0 mkdir("./21309", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21599 ./strace-static-x86_64: Process 21599 attached [pid 21599] set_robust_list(0x55555e144660, 24) = 0 [pid 21599] chdir("./21309") = 0 [pid 21599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21599] setpgid(0, 0) = 0 [pid 21599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21599] write(3, "1000", 4) = 4 [pid 21599] close(3) = 0 [pid 21599] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21599] write(1, "executing program\n", 18executing program ) = 18 [pid 21599] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21599] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21599] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21599] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21599] exit_group(0) = ? [pid 21599] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21309", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21309", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21309/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21309/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21309/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21309") = 0 mkdir("./21310", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21600 attached , child_tidptr=0x55555e144650) = 21600 [pid 21600] set_robust_list(0x55555e144660, 24) = 0 [pid 21600] chdir("./21310") = 0 [pid 21600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21600] setpgid(0, 0) = 0 [pid 21600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21600] write(3, "1000", 4) = 4 [pid 21600] close(3) = 0 [pid 21600] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21600] write(1, "executing program\n", 18executing program ) = 18 [pid 21600] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21600] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21600] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21600] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21600] exit_group(0) = ? [pid 21600] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21600, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21310", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21310", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21310/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21310/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21310/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21310") = 0 mkdir("./21311", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21601 ./strace-static-x86_64: Process 21601 attached [pid 21601] set_robust_list(0x55555e144660, 24) = 0 [pid 21601] chdir("./21311") = 0 [pid 21601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21601] setpgid(0, 0) = 0 [pid 21601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21601] write(3, "1000", 4) = 4 [pid 21601] close(3) = 0 [pid 21601] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21601] write(1, "executing program\n", 18executing program ) = 18 [pid 21601] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21601] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21601] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21601] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21601] exit_group(0) = ? [pid 21601] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21311", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21311", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21311/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21311/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21311/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21311") = 0 mkdir("./21312", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21602 attached , child_tidptr=0x55555e144650) = 21602 [pid 21602] set_robust_list(0x55555e144660, 24) = 0 [pid 21602] chdir("./21312") = 0 [pid 21602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21602] setpgid(0, 0) = 0 [pid 21602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21602] write(3, "1000", 4) = 4 [pid 21602] close(3) = 0 [pid 21602] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21602] write(1, "executing program\n", 18) = 18 [pid 21602] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21602] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21602] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21602] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21602] exit_group(0) = ? [pid 21602] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21312", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21312", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21312/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21312/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21312/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21312") = 0 mkdir("./21313", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21603 attached , child_tidptr=0x55555e144650) = 21603 [pid 21603] set_robust_list(0x55555e144660, 24) = 0 [pid 21603] chdir("./21313") = 0 [pid 21603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21603] setpgid(0, 0) = 0 [pid 21603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21603] write(3, "1000", 4) = 4 [pid 21603] close(3) = 0 [pid 21603] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21603] write(1, "executing program\n", 18executing program ) = 18 [pid 21603] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21603] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21603] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21603] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21603] exit_group(0) = ? [pid 21603] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21313", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21313", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21313/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21313/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21313/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21313") = 0 mkdir("./21314", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21604 ./strace-static-x86_64: Process 21604 attached [pid 21604] set_robust_list(0x55555e144660, 24) = 0 [pid 21604] chdir("./21314") = 0 [pid 21604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21604] setpgid(0, 0) = 0 [pid 21604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21604] write(3, "1000", 4) = 4 [pid 21604] close(3) = 0 [pid 21604] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21604] write(1, "executing program\n", 18executing program ) = 18 [pid 21604] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21604] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21604] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21604] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21604] exit_group(0) = ? [pid 21604] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21314", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21314", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21314/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21314/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21314/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21314") = 0 mkdir("./21315", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21605 attached , child_tidptr=0x55555e144650) = 21605 [pid 21605] set_robust_list(0x55555e144660, 24) = 0 [pid 21605] chdir("./21315") = 0 [pid 21605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21605] setpgid(0, 0) = 0 [pid 21605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21605] write(3, "1000", 4) = 4 [pid 21605] close(3) = 0 [pid 21605] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21605] write(1, "executing program\n", 18executing program ) = 18 [pid 21605] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21605] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21605] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21605] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21605] exit_group(0) = ? [pid 21605] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21605, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21315", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21315", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21315/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21315/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21315/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21315") = 0 mkdir("./21316", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21606 attached , child_tidptr=0x55555e144650) = 21606 [pid 21606] set_robust_list(0x55555e144660, 24) = 0 [pid 21606] chdir("./21316") = 0 [pid 21606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21606] setpgid(0, 0) = 0 [pid 21606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21606] write(3, "1000", 4) = 4 [pid 21606] close(3) = 0 [pid 21606] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21606] write(1, "executing program\n", 18) = 18 [pid 21606] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21606] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21606] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21606] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21606] exit_group(0) = ? [pid 21606] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21316", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21316", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21316/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21316/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21316/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21316") = 0 mkdir("./21317", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21607 ./strace-static-x86_64: Process 21607 attached [pid 21607] set_robust_list(0x55555e144660, 24) = 0 [pid 21607] chdir("./21317") = 0 [pid 21607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21607] setpgid(0, 0) = 0 [pid 21607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21607] write(3, "1000", 4) = 4 [pid 21607] close(3) = 0 [pid 21607] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21607] write(1, "executing program\n", 18executing program ) = 18 [pid 21607] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21607] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21607] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21607] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21607] exit_group(0) = ? [pid 21607] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21317", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21317", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21317/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21317/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21317/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21317") = 0 mkdir("./21318", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21608 ./strace-static-x86_64: Process 21608 attached [pid 21608] set_robust_list(0x55555e144660, 24) = 0 [pid 21608] chdir("./21318") = 0 [pid 21608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21608] setpgid(0, 0) = 0 [pid 21608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21608] write(3, "1000", 4) = 4 [pid 21608] close(3) = 0 [pid 21608] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21608] write(1, "executing program\n", 18executing program ) = 18 [pid 21608] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21608] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21608] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21608] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21608] exit_group(0) = ? [pid 21608] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21318", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21318", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21318/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21318/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21318/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21318") = 0 mkdir("./21319", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21609 ./strace-static-x86_64: Process 21609 attached [pid 21609] set_robust_list(0x55555e144660, 24) = 0 [pid 21609] chdir("./21319") = 0 [pid 21609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21609] setpgid(0, 0) = 0 [pid 21609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21609] write(3, "1000", 4) = 4 [pid 21609] close(3) = 0 [pid 21609] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21609] write(1, "executing program\n", 18executing program ) = 18 [pid 21609] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21609] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21609] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21609] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21609] exit_group(0) = ? [pid 21609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21319", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21319", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21319/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21319/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21319/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21319") = 0 mkdir("./21320", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21610 attached , child_tidptr=0x55555e144650) = 21610 [pid 21610] set_robust_list(0x55555e144660, 24) = 0 [pid 21610] chdir("./21320") = 0 [pid 21610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21610] setpgid(0, 0) = 0 [pid 21610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21610] write(3, "1000", 4) = 4 [pid 21610] close(3) = 0 [pid 21610] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21610] write(1, "executing program\n", 18executing program ) = 18 [pid 21610] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21610] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21610] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21610] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21610] exit_group(0) = ? [pid 21610] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21320", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21320", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21320/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21320/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21320/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21320") = 0 mkdir("./21321", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21611 ./strace-static-x86_64: Process 21611 attached [pid 21611] set_robust_list(0x55555e144660, 24) = 0 [pid 21611] chdir("./21321") = 0 [pid 21611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21611] setpgid(0, 0) = 0 [pid 21611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21611] write(3, "1000", 4) = 4 [pid 21611] close(3) = 0 [pid 21611] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21611] write(1, "executing program\n", 18executing program ) = 18 [pid 21611] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21611] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21611] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21611] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21611] exit_group(0) = ? [pid 21611] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21321", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21321", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21321/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21321/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21321/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21321") = 0 mkdir("./21322", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21612 attached , child_tidptr=0x55555e144650) = 21612 [pid 21612] set_robust_list(0x55555e144660, 24) = 0 [pid 21612] chdir("./21322") = 0 [pid 21612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21612] setpgid(0, 0) = 0 [pid 21612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21612] write(3, "1000", 4) = 4 [pid 21612] close(3) = 0 [pid 21612] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21612] write(1, "executing program\n", 18) = 18 [pid 21612] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21612] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21612] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21612] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21612] exit_group(0) = ? [pid 21612] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21322", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21322", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21322/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21322/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21322/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21322") = 0 mkdir("./21323", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21613 ./strace-static-x86_64: Process 21613 attached [pid 21613] set_robust_list(0x55555e144660, 24) = 0 [pid 21613] chdir("./21323") = 0 [pid 21613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21613] setpgid(0, 0) = 0 [pid 21613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21613] write(3, "1000", 4) = 4 [pid 21613] close(3) = 0 [pid 21613] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21613] write(1, "executing program\n", 18) = 18 [pid 21613] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21613] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21613] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21613] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21613] exit_group(0) = ? [pid 21613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21613, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21323", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21323", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21323/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21323/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21323/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21323") = 0 mkdir("./21324", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21614 ./strace-static-x86_64: Process 21614 attached [pid 21614] set_robust_list(0x55555e144660, 24) = 0 [pid 21614] chdir("./21324") = 0 [pid 21614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21614] setpgid(0, 0) = 0 [pid 21614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21614] write(3, "1000", 4) = 4 [pid 21614] close(3) = 0 [pid 21614] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21614] write(1, "executing program\n", 18executing program ) = 18 [pid 21614] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21614] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21614] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21614] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21614] exit_group(0) = ? [pid 21614] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21324", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21324", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21324/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21324/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21324/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21324") = 0 mkdir("./21325", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21615 ./strace-static-x86_64: Process 21615 attached [pid 21615] set_robust_list(0x55555e144660, 24) = 0 [pid 21615] chdir("./21325") = 0 [pid 21615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21615] setpgid(0, 0) = 0 [pid 21615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21615] write(3, "1000", 4) = 4 [pid 21615] close(3) = 0 [pid 21615] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21615] write(1, "executing program\n", 18) = 18 [pid 21615] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21615] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21615] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21615] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21615] exit_group(0) = ? [pid 21615] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21325", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21325", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21325/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21325/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21325/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21325") = 0 mkdir("./21326", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21616 ./strace-static-x86_64: Process 21616 attached [pid 21616] set_robust_list(0x55555e144660, 24) = 0 [pid 21616] chdir("./21326") = 0 [pid 21616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21616] setpgid(0, 0) = 0 [pid 21616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21616] write(3, "1000", 4) = 4 [pid 21616] close(3) = 0 [pid 21616] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21616] write(1, "executing program\n", 18) = 18 [pid 21616] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21616] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21616] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21616] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21616] exit_group(0) = ? [pid 21616] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21326", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21326", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21326/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21326/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21326/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21326") = 0 mkdir("./21327", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21617 attached , child_tidptr=0x55555e144650) = 21617 [pid 21617] set_robust_list(0x55555e144660, 24) = 0 [pid 21617] chdir("./21327") = 0 [pid 21617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21617] setpgid(0, 0) = 0 [pid 21617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21617] write(3, "1000", 4) = 4 [pid 21617] close(3) = 0 [pid 21617] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21617] write(1, "executing program\n", 18executing program ) = 18 [pid 21617] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21617] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21617] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21617] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21617] exit_group(0) = ? [pid 21617] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21617, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21327", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21327", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21327/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21327/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21327/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21327") = 0 mkdir("./21328", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21618 attached , child_tidptr=0x55555e144650) = 21618 [pid 21618] set_robust_list(0x55555e144660, 24) = 0 [pid 21618] chdir("./21328") = 0 [pid 21618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21618] setpgid(0, 0) = 0 [pid 21618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21618] write(3, "1000", 4) = 4 [pid 21618] close(3) = 0 [pid 21618] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21618] write(1, "executing program\n", 18) = 18 [pid 21618] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21618] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21618] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21618] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21618] exit_group(0) = ? [pid 21618] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21328", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21328", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21328/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21328/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21328/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21328") = 0 mkdir("./21329", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21619 attached , child_tidptr=0x55555e144650) = 21619 [pid 21619] set_robust_list(0x55555e144660, 24) = 0 [pid 21619] chdir("./21329") = 0 [pid 21619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21619] setpgid(0, 0) = 0 [pid 21619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21619] write(3, "1000", 4) = 4 [pid 21619] close(3) = 0 [pid 21619] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21619] write(1, "executing program\n", 18) = 18 [pid 21619] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21619] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21619] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21619] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21619] exit_group(0) = ? [pid 21619] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21329", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21329", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21329/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21329/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21329/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21329") = 0 mkdir("./21330", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21620 attached , child_tidptr=0x55555e144650) = 21620 [pid 21620] set_robust_list(0x55555e144660, 24) = 0 [pid 21620] chdir("./21330") = 0 [pid 21620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21620] setpgid(0, 0) = 0 [pid 21620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21620] write(3, "1000", 4) = 4 [pid 21620] close(3) = 0 [pid 21620] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21620] write(1, "executing program\n", 18executing program ) = 18 [pid 21620] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21620] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21620] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21620] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21620] exit_group(0) = ? [pid 21620] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21330", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21330", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21330/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21330/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21330/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21330") = 0 mkdir("./21331", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21621 attached , child_tidptr=0x55555e144650) = 21621 [pid 21621] set_robust_list(0x55555e144660, 24) = 0 [pid 21621] chdir("./21331") = 0 [pid 21621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21621] setpgid(0, 0) = 0 [pid 21621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21621] write(3, "1000", 4) = 4 [pid 21621] close(3) = 0 [pid 21621] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21621] write(1, "executing program\n", 18) = 18 [pid 21621] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21621] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21621] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21621] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21621] exit_group(0) = ? [pid 21621] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21621, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21331", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21331", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21331/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21331/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21331/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21331") = 0 mkdir("./21332", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21622 ./strace-static-x86_64: Process 21622 attached [pid 21622] set_robust_list(0x55555e144660, 24) = 0 [pid 21622] chdir("./21332") = 0 [pid 21622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21622] setpgid(0, 0) = 0 [pid 21622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21622] write(3, "1000", 4) = 4 [pid 21622] close(3) = 0 [pid 21622] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21622] write(1, "executing program\n", 18executing program ) = 18 [pid 21622] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21622] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21622] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21622] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21622] exit_group(0) = ? [pid 21622] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21332", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21332", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21332/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21332/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21332/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21332") = 0 mkdir("./21333", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21623 ./strace-static-x86_64: Process 21623 attached [pid 21623] set_robust_list(0x55555e144660, 24) = 0 [pid 21623] chdir("./21333") = 0 [pid 21623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21623] setpgid(0, 0) = 0 [pid 21623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21623] write(3, "1000", 4) = 4 [pid 21623] close(3) = 0 [pid 21623] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21623] write(1, "executing program\n", 18executing program ) = 18 [pid 21623] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21623] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21623] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21623] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21623] exit_group(0) = ? [pid 21623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21333", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21333", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21333/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21333/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21333/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21333") = 0 mkdir("./21334", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21624 ./strace-static-x86_64: Process 21624 attached [pid 21624] set_robust_list(0x55555e144660, 24) = 0 [pid 21624] chdir("./21334") = 0 [pid 21624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21624] setpgid(0, 0) = 0 [pid 21624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21624] write(3, "1000", 4) = 4 [pid 21624] close(3) = 0 [pid 21624] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21624] write(1, "executing program\n", 18) = 18 [pid 21624] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21624] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21624] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21624] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21624] exit_group(0) = ? [pid 21624] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21334", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21334", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21334/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21334/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21334/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21334") = 0 mkdir("./21335", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21625 attached , child_tidptr=0x55555e144650) = 21625 [pid 21625] set_robust_list(0x55555e144660, 24) = 0 [pid 21625] chdir("./21335") = 0 [pid 21625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21625] setpgid(0, 0) = 0 [pid 21625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21625] write(3, "1000", 4) = 4 [pid 21625] close(3) = 0 [pid 21625] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21625] write(1, "executing program\n", 18) = 18 [pid 21625] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21625] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21625] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21625] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21625] exit_group(0) = ? [pid 21625] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21335", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21335", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21335/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21335/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21335/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21335") = 0 mkdir("./21336", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21626 ./strace-static-x86_64: Process 21626 attached [pid 21626] set_robust_list(0x55555e144660, 24) = 0 [pid 21626] chdir("./21336") = 0 [pid 21626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21626] setpgid(0, 0) = 0 [pid 21626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21626] write(3, "1000", 4) = 4 [pid 21626] close(3) = 0 [pid 21626] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21626] write(1, "executing program\n", 18executing program ) = 18 [pid 21626] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21626] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21626] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21626] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21626] exit_group(0) = ? [pid 21626] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21336", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21336", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21336/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21336/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21336/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21336") = 0 mkdir("./21337", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21627 ./strace-static-x86_64: Process 21627 attached [pid 21627] set_robust_list(0x55555e144660, 24) = 0 [pid 21627] chdir("./21337") = 0 [pid 21627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21627] setpgid(0, 0) = 0 [pid 21627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21627] write(3, "1000", 4) = 4 [pid 21627] close(3) = 0 [pid 21627] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21627] write(1, "executing program\n", 18executing program ) = 18 [pid 21627] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21627] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21627] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21627] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21627] exit_group(0) = ? [pid 21627] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21627, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21337", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21337", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21337/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21337/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21337/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21337") = 0 mkdir("./21338", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21628 ./strace-static-x86_64: Process 21628 attached [pid 21628] set_robust_list(0x55555e144660, 24) = 0 [pid 21628] chdir("./21338") = 0 [pid 21628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21628] setpgid(0, 0) = 0 [pid 21628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21628] write(3, "1000", 4) = 4 [pid 21628] close(3) = 0 [pid 21628] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21628] write(1, "executing program\n", 18executing program ) = 18 [pid 21628] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21628] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21628] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21628] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21628] exit_group(0) = ? [pid 21628] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21338", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21338", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21338/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21338/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21338/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21338") = 0 mkdir("./21339", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21629 ./strace-static-x86_64: Process 21629 attached [pid 21629] set_robust_list(0x55555e144660, 24) = 0 [pid 21629] chdir("./21339") = 0 [pid 21629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21629] setpgid(0, 0) = 0 [pid 21629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21629] write(3, "1000", 4) = 4 [pid 21629] close(3) = 0 [pid 21629] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21629] write(1, "executing program\n", 18) = 18 [pid 21629] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21629] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21629] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21629] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21629] exit_group(0) = ? [pid 21629] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21339", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21339", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21339/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21339/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21339/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21339") = 0 mkdir("./21340", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21630 ./strace-static-x86_64: Process 21630 attached [pid 21630] set_robust_list(0x55555e144660, 24) = 0 [pid 21630] chdir("./21340") = 0 [pid 21630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21630] setpgid(0, 0) = 0 [pid 21630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21630] write(3, "1000", 4) = 4 [pid 21630] close(3) = 0 [pid 21630] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21630] write(1, "executing program\n", 18) = 18 [pid 21630] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21630] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21630] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21630] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21630] exit_group(0) = ? [pid 21630] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21340", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21340", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21340/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21340/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21340/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21340") = 0 mkdir("./21341", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21631 ./strace-static-x86_64: Process 21631 attached [pid 21631] set_robust_list(0x55555e144660, 24) = 0 [pid 21631] chdir("./21341") = 0 [pid 21631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21631] setpgid(0, 0) = 0 [pid 21631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21631] write(3, "1000", 4) = 4 [pid 21631] close(3) = 0 [pid 21631] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21631] write(1, "executing program\n", 18) = 18 [pid 21631] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21631] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21631] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21631] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21631] exit_group(0) = ? [pid 21631] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21341", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21341", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21341/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21341/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21341/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21341") = 0 mkdir("./21342", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21632 ./strace-static-x86_64: Process 21632 attached [pid 21632] set_robust_list(0x55555e144660, 24) = 0 [pid 21632] chdir("./21342") = 0 [pid 21632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21632] setpgid(0, 0) = 0 [pid 21632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21632] write(3, "1000", 4) = 4 [pid 21632] close(3) = 0 [pid 21632] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21632] write(1, "executing program\n", 18) = 18 [pid 21632] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21632] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21632] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21632] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21632] exit_group(0) = ? [pid 21632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21342", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21342", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21342/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21342/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21342/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21342") = 0 mkdir("./21343", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21633 ./strace-static-x86_64: Process 21633 attached [pid 21633] set_robust_list(0x55555e144660, 24) = 0 [pid 21633] chdir("./21343") = 0 [pid 21633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21633] setpgid(0, 0) = 0 [pid 21633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21633] write(3, "1000", 4) = 4 [pid 21633] close(3) = 0 [pid 21633] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21633] write(1, "executing program\n", 18) = 18 [pid 21633] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21633] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21633] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21633] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21633] exit_group(0) = ? [pid 21633] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21343", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21343", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21343/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21343/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21343/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21343") = 0 mkdir("./21344", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21634 attached , child_tidptr=0x55555e144650) = 21634 [pid 21634] set_robust_list(0x55555e144660, 24) = 0 [pid 21634] chdir("./21344") = 0 [pid 21634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21634] setpgid(0, 0) = 0 [pid 21634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21634] write(3, "1000", 4) = 4 [pid 21634] close(3) = 0 [pid 21634] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21634] write(1, "executing program\n", 18) = 18 [pid 21634] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21634] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21634] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21634] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21634] exit_group(0) = ? [pid 21634] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21344", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21344", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21344/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21344/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21344/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21344") = 0 mkdir("./21345", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21635 ./strace-static-x86_64: Process 21635 attached [pid 21635] set_robust_list(0x55555e144660, 24) = 0 [pid 21635] chdir("./21345") = 0 [pid 21635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21635] setpgid(0, 0) = 0 [pid 21635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21635] write(3, "1000", 4) = 4 [pid 21635] close(3) = 0 [pid 21635] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21635] write(1, "executing program\n", 18executing program ) = 18 [pid 21635] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21635] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21635] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21635] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21635] exit_group(0) = ? [pid 21635] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21345", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21345", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21345/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21345/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21345/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21345") = 0 mkdir("./21346", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21636 attached , child_tidptr=0x55555e144650) = 21636 [pid 21636] set_robust_list(0x55555e144660, 24) = 0 [pid 21636] chdir("./21346") = 0 [pid 21636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21636] setpgid(0, 0) = 0 [pid 21636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21636] write(3, "1000", 4) = 4 [pid 21636] close(3) = 0 [pid 21636] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21636] write(1, "executing program\n", 18executing program ) = 18 [pid 21636] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21636] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21636] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21636] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21636] exit_group(0) = ? [pid 21636] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21346", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21346", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21346/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21346/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21346/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21346") = 0 mkdir("./21347", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21637 attached , child_tidptr=0x55555e144650) = 21637 [pid 21637] set_robust_list(0x55555e144660, 24) = 0 [pid 21637] chdir("./21347") = 0 [pid 21637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21637] setpgid(0, 0) = 0 [pid 21637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21637] write(3, "1000", 4) = 4 [pid 21637] close(3) = 0 [pid 21637] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21637] write(1, "executing program\n", 18) = 18 [pid 21637] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21637] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21637] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21637] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21637] exit_group(0) = ? [pid 21637] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21347", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21347", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21347/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21347/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21347/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21347") = 0 mkdir("./21348", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21638 ./strace-static-x86_64: Process 21638 attached [pid 21638] set_robust_list(0x55555e144660, 24) = 0 [pid 21638] chdir("./21348") = 0 [pid 21638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21638] setpgid(0, 0) = 0 [pid 21638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21638] write(3, "1000", 4) = 4 [pid 21638] close(3) = 0 [pid 21638] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21638] write(1, "executing program\n", 18) = 18 [pid 21638] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21638] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21638] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21638] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21638] exit_group(0) = ? [pid 21638] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21348", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21348", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21348/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21348/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21348/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21348") = 0 mkdir("./21349", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21639 ./strace-static-x86_64: Process 21639 attached [pid 21639] set_robust_list(0x55555e144660, 24) = 0 [pid 21639] chdir("./21349") = 0 [pid 21639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21639] setpgid(0, 0) = 0 [pid 21639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21639] write(3, "1000", 4) = 4 [pid 21639] close(3) = 0 [pid 21639] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21639] write(1, "executing program\n", 18) = 18 [pid 21639] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21639] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21639] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21639] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21639] exit_group(0) = ? [pid 21639] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21349", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21349", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21349/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21349/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21349/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21349") = 0 mkdir("./21350", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21640 ./strace-static-x86_64: Process 21640 attached [pid 21640] set_robust_list(0x55555e144660, 24) = 0 [pid 21640] chdir("./21350") = 0 [pid 21640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21640] setpgid(0, 0) = 0 [pid 21640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21640] write(3, "1000", 4) = 4 [pid 21640] close(3) = 0 [pid 21640] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21640] write(1, "executing program\n", 18executing program ) = 18 [pid 21640] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21640] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21640] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21640] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21640] exit_group(0) = ? [pid 21640] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21350", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21350", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21350/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21350/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21350/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21350") = 0 mkdir("./21351", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21641 ./strace-static-x86_64: Process 21641 attached [pid 21641] set_robust_list(0x55555e144660, 24) = 0 [pid 21641] chdir("./21351") = 0 [pid 21641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21641] setpgid(0, 0) = 0 [pid 21641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21641] write(3, "1000", 4) = 4 [pid 21641] close(3) = 0 [pid 21641] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21641] write(1, "executing program\n", 18executing program ) = 18 [pid 21641] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21641] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21641] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21641] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21641] exit_group(0) = ? [pid 21641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21351", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21351", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21351/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21351/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21351/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21351") = 0 mkdir("./21352", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21642 ./strace-static-x86_64: Process 21642 attached [pid 21642] set_robust_list(0x55555e144660, 24) = 0 [pid 21642] chdir("./21352") = 0 [pid 21642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21642] setpgid(0, 0) = 0 [pid 21642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21642] write(3, "1000", 4) = 4 [pid 21642] close(3) = 0 [pid 21642] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21642] write(1, "executing program\n", 18) = 18 [pid 21642] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21642] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21642] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21642] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21642] exit_group(0) = ? [pid 21642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21642, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21352", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21352", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21352/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21352/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21352/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21352") = 0 mkdir("./21353", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21643 ./strace-static-x86_64: Process 21643 attached [pid 21643] set_robust_list(0x55555e144660, 24) = 0 [pid 21643] chdir("./21353") = 0 [pid 21643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21643] setpgid(0, 0) = 0 [pid 21643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21643] write(3, "1000", 4) = 4 [pid 21643] close(3) = 0 [pid 21643] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21643] write(1, "executing program\n", 18) = 18 [pid 21643] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21643] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21643] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21643] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21643] exit_group(0) = ? [pid 21643] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21353", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21353", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21353/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21353/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21353/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21353") = 0 mkdir("./21354", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21644 ./strace-static-x86_64: Process 21644 attached [pid 21644] set_robust_list(0x55555e144660, 24) = 0 [pid 21644] chdir("./21354") = 0 [pid 21644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21644] setpgid(0, 0) = 0 [pid 21644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21644] write(3, "1000", 4) = 4 [pid 21644] close(3) = 0 [pid 21644] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21644] write(1, "executing program\n", 18) = 18 [pid 21644] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21644] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21644] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21644] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21644] exit_group(0) = ? [pid 21644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21354", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21354", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21354/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21354/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21354/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21354") = 0 mkdir("./21355", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21645 ./strace-static-x86_64: Process 21645 attached [pid 21645] set_robust_list(0x55555e144660, 24) = 0 [pid 21645] chdir("./21355") = 0 [pid 21645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21645] setpgid(0, 0) = 0 [pid 21645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21645] write(3, "1000", 4) = 4 [pid 21645] close(3) = 0 [pid 21645] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 21645] write(1, "executing program\n", 18) = 18 [pid 21645] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21645] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21645] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21645] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21645] exit_group(0) = ? [pid 21645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21355", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21355", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21355/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21355/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21355/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21355") = 0 mkdir("./21356", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21646 attached , child_tidptr=0x55555e144650) = 21646 [pid 21646] set_robust_list(0x55555e144660, 24) = 0 [pid 21646] chdir("./21356") = 0 [pid 21646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21646] setpgid(0, 0) = 0 [pid 21646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21646] write(3, "1000", 4) = 4 [pid 21646] close(3) = 0 [pid 21646] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21646] write(1, "executing program\n", 18executing program ) = 18 [pid 21646] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21646] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21646] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21646] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21646] exit_group(0) = ? [pid 21646] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21356", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21356", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21356/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21356/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21356/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21356") = 0 mkdir("./21357", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21647 ./strace-static-x86_64: Process 21647 attached [pid 21647] set_robust_list(0x55555e144660, 24) = 0 [pid 21647] chdir("./21357") = 0 [pid 21647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21647] setpgid(0, 0) = 0 [pid 21647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21647] write(3, "1000", 4) = 4 [pid 21647] close(3) = 0 [pid 21647] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21647] write(1, "executing program\n", 18) = 18 [pid 21647] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21647] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21647] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21647] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21647] exit_group(0) = ? [pid 21647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21357", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21357", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21357/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21357/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21357/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21357") = 0 mkdir("./21358", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21648 attached , child_tidptr=0x55555e144650) = 21648 [pid 21648] set_robust_list(0x55555e144660, 24) = 0 [pid 21648] chdir("./21358") = 0 [pid 21648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21648] setpgid(0, 0) = 0 [pid 21648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21648] write(3, "1000", 4) = 4 [pid 21648] close(3) = 0 [pid 21648] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21648] write(1, "executing program\n", 18) = 18 [pid 21648] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21648] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21648] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21648] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21648] exit_group(0) = ? [pid 21648] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21358", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21358", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21358/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21358/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21358/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21358") = 0 mkdir("./21359", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21649 ./strace-static-x86_64: Process 21649 attached [pid 21649] set_robust_list(0x55555e144660, 24) = 0 [pid 21649] chdir("./21359") = 0 [pid 21649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21649] setpgid(0, 0) = 0 [pid 21649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21649] write(3, "1000", 4) = 4 [pid 21649] close(3) = 0 [pid 21649] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21649] write(1, "executing program\n", 18executing program ) = 18 [pid 21649] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21649] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21649] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21649] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21649] exit_group(0) = ? [pid 21649] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21649, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21359", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21359", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21359/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21359/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21359/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21359") = 0 mkdir("./21360", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21650 attached , child_tidptr=0x55555e144650) = 21650 [pid 21650] set_robust_list(0x55555e144660, 24) = 0 [pid 21650] chdir("./21360") = 0 [pid 21650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21650] setpgid(0, 0) = 0 [pid 21650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21650] write(3, "1000", 4) = 4 [pid 21650] close(3) = 0 [pid 21650] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21650] write(1, "executing program\n", 18executing program ) = 18 [pid 21650] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21650] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21650] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21650] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21650] exit_group(0) = ? [pid 21650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21360", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21360", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21360/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21360/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21360/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21360") = 0 mkdir("./21361", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21651 ./strace-static-x86_64: Process 21651 attached [pid 21651] set_robust_list(0x55555e144660, 24) = 0 [pid 21651] chdir("./21361") = 0 [pid 21651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21651] setpgid(0, 0) = 0 [pid 21651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21651] write(3, "1000", 4) = 4 [pid 21651] close(3) = 0 [pid 21651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21651] write(1, "executing program\n", 18executing program ) = 18 [pid 21651] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21651] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21651] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21651] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21651] exit_group(0) = ? [pid 21651] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21651, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21361", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21361", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21361/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21361/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21361/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21361") = 0 mkdir("./21362", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21652 ./strace-static-x86_64: Process 21652 attached [pid 21652] set_robust_list(0x55555e144660, 24) = 0 [pid 21652] chdir("./21362") = 0 [pid 21652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21652] setpgid(0, 0) = 0 [pid 21652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21652] write(3, "1000", 4) = 4 [pid 21652] close(3) = 0 [pid 21652] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21652] write(1, "executing program\n", 18executing program ) = 18 [pid 21652] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21652] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21652] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21652] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21652] exit_group(0) = ? [pid 21652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21362", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21362", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21362/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21362/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21362/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21362") = 0 mkdir("./21363", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21653 attached , child_tidptr=0x55555e144650) = 21653 [pid 21653] set_robust_list(0x55555e144660, 24) = 0 [pid 21653] chdir("./21363") = 0 [pid 21653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21653] setpgid(0, 0) = 0 [pid 21653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21653] write(3, "1000", 4) = 4 [pid 21653] close(3) = 0 [pid 21653] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21653] write(1, "executing program\n", 18executing program ) = 18 [pid 21653] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21653] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21653] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21653] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21653] exit_group(0) = ? [pid 21653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21363", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21363", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21363/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21363/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21363/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21363") = 0 mkdir("./21364", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21654 ./strace-static-x86_64: Process 21654 attached [pid 21654] set_robust_list(0x55555e144660, 24) = 0 [pid 21654] chdir("./21364") = 0 [pid 21654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21654] setpgid(0, 0) = 0 [pid 21654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21654] write(3, "1000", 4) = 4 [pid 21654] close(3) = 0 [pid 21654] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21654] write(1, "executing program\n", 18) = 18 [pid 21654] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21654] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21654] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21654] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21654] exit_group(0) = ? [pid 21654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21364", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21364", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21364/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21364/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21364/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21364") = 0 mkdir("./21365", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21655 ./strace-static-x86_64: Process 21655 attached [pid 21655] set_robust_list(0x55555e144660, 24) = 0 [pid 21655] chdir("./21365") = 0 [pid 21655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21655] setpgid(0, 0) = 0 [pid 21655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21655] write(3, "1000", 4) = 4 [pid 21655] close(3) = 0 [pid 21655] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21655] write(1, "executing program\n", 18executing program ) = 18 [pid 21655] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21655] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21655] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21655] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21655] exit_group(0) = ? [pid 21655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21655, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21365", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21365", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21365/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21365/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21365/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21365") = 0 mkdir("./21366", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 21656 attached , child_tidptr=0x55555e144650) = 21656 [pid 21656] set_robust_list(0x55555e144660, 24) = 0 [pid 21656] chdir("./21366") = 0 [pid 21656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21656] setpgid(0, 0) = 0 [pid 21656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21656] write(3, "1000", 4) = 4 [pid 21656] close(3) = 0 [pid 21656] symlink("/dev/binderfs", "./binderfs") = 0 [pid 21656] write(1, "executing program\n", 18executing program ) = 18 [pid 21656] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21656] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21656] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21656] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21656] exit_group(0) = ? [pid 21656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21366", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21366", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21366/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21366/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21366/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21366") = 0 mkdir("./21367", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21657 ./strace-static-x86_64: Process 21657 attached [pid 21657] set_robust_list(0x55555e144660, 24) = 0 [pid 21657] chdir("./21367") = 0 [pid 21657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21657] setpgid(0, 0) = 0 [pid 21657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21657] write(3, "1000", 4) = 4 [pid 21657] close(3) = 0 [pid 21657] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21657] write(1, "executing program\n", 18) = 18 [pid 21657] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21657] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21657] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21657] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21657] exit_group(0) = ? [pid 21657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21657, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./21367", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./21367", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555e1456f0 /* 3 entries */, 32768) = 80 umount2("./21367/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./21367/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./21367/binderfs") = 0 getdents64(3, 0x55555e1456f0 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./21367") = 0 mkdir("./21368", 0777) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555e144650) = 21658 ./strace-static-x86_64: Process 21658 attached [pid 21658] set_robust_list(0x55555e144660, 24) = 0 [pid 21658] chdir("./21368") = 0 [pid 21658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 21658] setpgid(0, 0) = 0 [pid 21658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 21658] write(3, "1000", 4) = 4 [pid 21658] close(3) = 0 [pid 21658] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 21658] write(1, "executing program\n", 18) = 18 [pid 21658] bpf(BPF_TASK_FD_QUERY, {task_fd_query={pid=0, fd=-1, flags=0, buf_len=7, buf="cgroup", prog_id=0, fd_type=BPF_FD_TYPE_RAW_TRACEPOINT, probe_offset=0, probe_addr=0}}, 48) = -1 ENOENT (No such file or directory) [pid 21658] openat(AT_FDCWD, "cgroup", O_RDWR|O_PATH) = -1 ENOENT (No such file or directory) [pid 21658] openat(-1, "cgroup.freeze", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = -1 EBADF (Bad file descriptor) [pid 21658] write(-1, "0x0000000000000001", 18) = -1 EBADF (Bad file descriptor) [pid 21658] exit_group(0) = ? [pid 21658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0